/**
 * TinyMCE version 6.7.0 (2023-08-30)
 */

(function () {
  "use strict";

  var typeOf$1 = function (x) {
    if (x === null) {
      return "null";
    }
    if (x === undefined) {
      return "undefined";
    }
    var t = typeof x;
    if (
      t === "object" &&
      (Array.prototype.isPrototypeOf(x) ||
        (x.constructor && x.constructor.name === "Array"))
    ) {
      return "array";
    }
    if (
      t === "object" &&
      (String.prototype.isPrototypeOf(x) ||
        (x.constructor && x.constructor.name === "String"))
    ) {
      return "string";
    }
    return t;
  };
  var isEquatableType = function (x) {
    return (
      [
        "undefined",
        "boolean",
        "number",
        "string",
        "function",
        "xml",
        "null",
      ].indexOf(x) !== -1
    );
  };

  var sort$1 = function (xs, compareFn) {
    var clone = Array.prototype.slice.call(xs);
    return clone.sort(compareFn);
  };

  var contramap = function (eqa, f) {
    return eq$2(function (x, y) {
      return eqa.eq(f(x), f(y));
    });
  };
  var eq$2 = function (f) {
    return { eq: f };
  };
  var tripleEq = eq$2(function (x, y) {
    return x === y;
  });
  var eqString = tripleEq;
  var eqArray = function (eqa) {
    return eq$2(function (x, y) {
      if (x.length !== y.length) {
        return false;
      }
      var len = x.length;
      for (var i = 0; i < len; i++) {
        if (!eqa.eq(x[i], y[i])) {
          return false;
        }
      }
      return true;
    });
  };
  var eqSortedArray = function (eqa, compareFn) {
    return contramap(eqArray(eqa), function (xs) {
      return sort$1(xs, compareFn);
    });
  };
  var eqRecord = function (eqa) {
    return eq$2(function (x, y) {
      var kx = Object.keys(x);
      var ky = Object.keys(y);
      if (!eqSortedArray(eqString).eq(kx, ky)) {
        return false;
      }
      var len = kx.length;
      for (var i = 0; i < len; i++) {
        var q = kx[i];
        if (!eqa.eq(x[q], y[q])) {
          return false;
        }
      }
      return true;
    });
  };
  var eqAny = eq$2(function (x, y) {
    if (x === y) {
      return true;
    }
    var tx = typeOf$1(x);
    var ty = typeOf$1(y);
    if (tx !== ty) {
      return false;
    }
    if (isEquatableType(tx)) {
      return x === y;
    } else if (tx === "array") {
      return eqArray(eqAny).eq(x, y);
    } else if (tx === "object") {
      return eqRecord(eqAny).eq(x, y);
    }
    return false;
  });

  const getPrototypeOf$2 = Object.getPrototypeOf;
  const hasProto = (v, constructor, predicate) => {
    var _a;
    if (predicate(v, constructor.prototype)) {
      return true;
    } else {
      return (
        ((_a = v.constructor) === null || _a === void 0 ? void 0 : _a.name) ===
        constructor.name
      );
    }
  };
  const typeOf = (x) => {
    const t = typeof x;
    if (x === null) {
      return "null";
    } else if (t === "object" && Array.isArray(x)) {
      return "array";
    } else if (
      t === "object" &&
      hasProto(x, String, (o, proto) => proto.isPrototypeOf(o))
    ) {
      return "string";
    } else {
      return t;
    }
  };
  const isType$1 = (type) => (value) => typeOf(value) === type;
  const isSimpleType = (type) => (value) => typeof value === type;
  const eq$1 = (t) => (a) => t === a;
  const is$4 = (value, constructor) =>
    isObject(value) &&
    hasProto(value, constructor, (o, proto) => getPrototypeOf$2(o) === proto);
  const isString = isType$1("string");
  const isObject = isType$1("object");
  const isPlainObject = (value) => is$4(value, Object);
  const isArray$1 = isType$1("array");
  const isNull = eq$1(null);
  const isBoolean = isSimpleType("boolean");
  const isUndefined = eq$1(undefined);
  const isNullable = (a) => a === null || a === undefined;
  const isNonNullable = (a) => !isNullable(a);
  const isFunction = isSimpleType("function");
  const isNumber = isSimpleType("number");
  const isArrayOf = (value, pred) => {
    if (isArray$1(value)) {
      for (let i = 0, len = value.length; i < len; ++i) {
        if (!pred(value[i])) {
          return false;
        }
      }
      return true;
    }
    return false;
  };

  const noop = () => {};
  const compose = (fa, fb) => {
    return (...args) => {
      return fa(fb.apply(null, args));
    };
  };
  const compose1 = (fbc, fab) => (a) => fbc(fab(a));
  const constant = (value) => {
    return () => {
      return value;
    };
  };
  const identity = (x) => {
    return x;
  };
  const tripleEquals = (a, b) => {
    return a === b;
  };
  function curry(fn, ...initialArgs) {
    return (...restArgs) => {
      const all = initialArgs.concat(restArgs);
      return fn.apply(null, all);
    };
  }
  const not = (f) => (t) => !f(t);
  const die = (msg) => {
    return () => {
      throw new Error(msg);
    };
  };
  const apply$1 = (f) => {
    return f();
  };
  const call = (f) => {
    f();
  };
  const never = constant(false);
  const always = constant(true);

  class Optional {
    constructor(tag, value) {
      this.tag = tag;
      this.value = value;
    }
    static some(value) {
      return new Optional(true, value);
    }
    static none() {
      return Optional.singletonNone;
    }
    fold(onNone, onSome) {
      if (this.tag) {
        return onSome(this.value);
      } else {
        return onNone();
      }
    }
    isSome() {
      return this.tag;
    }
    isNone() {
      return !this.tag;
    }
    map(mapper) {
      if (this.tag) {
        return Optional.some(mapper(this.value));
      } else {
        return Optional.none();
      }
    }
    bind(binder) {
      if (this.tag) {
        return binder(this.value);
      } else {
        return Optional.none();
      }
    }
    exists(predicate) {
      return this.tag && predicate(this.value);
    }
    forall(predicate) {
      return !this.tag || predicate(this.value);
    }
    filter(predicate) {
      if (!this.tag || predicate(this.value)) {
        return this;
      } else {
        return Optional.none();
      }
    }
    getOr(replacement) {
      return this.tag ? this.value : replacement;
    }
    or(replacement) {
      return this.tag ? this : replacement;
    }
    getOrThunk(thunk) {
      return this.tag ? this.value : thunk();
    }
    orThunk(thunk) {
      return this.tag ? this : thunk();
    }
    getOrDie(message) {
      if (!this.tag) {
        throw new Error(
          message !== null && message !== void 0
            ? message
            : "Called getOrDie on None"
        );
      } else {
        return this.value;
      }
    }
    static from(value) {
      return isNonNullable(value) ? Optional.some(value) : Optional.none();
    }
    getOrNull() {
      return this.tag ? this.value : null;
    }
    getOrUndefined() {
      return this.value;
    }
    each(worker) {
      if (this.tag) {
        worker(this.value);
      }
    }
    toArray() {
      return this.tag ? [this.value] : [];
    }
    toString() {
      return this.tag ? `some(${this.value})` : "none()";
    }
  }
  Optional.singletonNone = new Optional(false);

  const nativeSlice = Array.prototype.slice;
  const nativeIndexOf = Array.prototype.indexOf;
  const nativePush = Array.prototype.push;
  const rawIndexOf = (ts, t) => nativeIndexOf.call(ts, t);
  const indexOf$1 = (xs, x) => {
    const r = rawIndexOf(xs, x);
    return r === -1 ? Optional.none() : Optional.some(r);
  };
  const contains$2 = (xs, x) => rawIndexOf(xs, x) > -1;
  const exists = (xs, pred) => {
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      if (pred(x, i)) {
        return true;
      }
    }
    return false;
  };
  const map$3 = (xs, f) => {
    const len = xs.length;
    const r = new Array(len);
    for (let i = 0; i < len; i++) {
      const x = xs[i];
      r[i] = f(x, i);
    }
    return r;
  };
  const each$e = (xs, f) => {
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      f(x, i);
    }
  };
  const eachr = (xs, f) => {
    for (let i = xs.length - 1; i >= 0; i--) {
      const x = xs[i];
      f(x, i);
    }
  };
  const partition$2 = (xs, pred) => {
    const pass = [];
    const fail = [];
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      const arr = pred(x, i) ? pass : fail;
      arr.push(x);
    }
    return {
      pass,
      fail,
    };
  };
  const filter$5 = (xs, pred) => {
    const r = [];
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      if (pred(x, i)) {
        r.push(x);
      }
    }
    return r;
  };
  const foldr = (xs, f, acc) => {
    eachr(xs, (x, i) => {
      acc = f(acc, x, i);
    });
    return acc;
  };
  const foldl = (xs, f, acc) => {
    each$e(xs, (x, i) => {
      acc = f(acc, x, i);
    });
    return acc;
  };
  const findUntil$1 = (xs, pred, until) => {
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      if (pred(x, i)) {
        return Optional.some(x);
      } else if (until(x, i)) {
        break;
      }
    }
    return Optional.none();
  };
  const find$2 = (xs, pred) => {
    return findUntil$1(xs, pred, never);
  };
  const findIndex$2 = (xs, pred) => {
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      if (pred(x, i)) {
        return Optional.some(i);
      }
    }
    return Optional.none();
  };
  const flatten = (xs) => {
    const r = [];
    for (let i = 0, len = xs.length; i < len; ++i) {
      if (!isArray$1(xs[i])) {
        throw new Error(
          "Arr.flatten item " + i + " was not an array, input: " + xs
        );
      }
      nativePush.apply(r, xs[i]);
    }
    return r;
  };
  const bind$3 = (xs, f) => flatten(map$3(xs, f));
  const forall = (xs, pred) => {
    for (let i = 0, len = xs.length; i < len; ++i) {
      const x = xs[i];
      if (pred(x, i) !== true) {
        return false;
      }
    }
    return true;
  };
  const reverse = (xs) => {
    const r = nativeSlice.call(xs, 0);
    r.reverse();
    return r;
  };
  const difference = (a1, a2) => filter$5(a1, (x) => !contains$2(a2, x));
  const mapToObject = (xs, f) => {
    const r = {};
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      r[String(x)] = f(x, i);
    }
    return r;
  };
  const sort = (xs, comparator) => {
    const copy = nativeSlice.call(xs, 0);
    copy.sort(comparator);
    return copy;
  };
  const get$b = (xs, i) =>
    i >= 0 && i < xs.length ? Optional.some(xs[i]) : Optional.none();
  const head = (xs) => get$b(xs, 0);
  const last$3 = (xs) => get$b(xs, xs.length - 1);
  const from = isFunction(Array.from) ? Array.from : (x) => nativeSlice.call(x);
  const findMap = (arr, f) => {
    for (let i = 0; i < arr.length; i++) {
      const r = f(arr[i], i);
      if (r.isSome()) {
        return r;
      }
    }
    return Optional.none();
  };
  const unique$1 = (xs, comparator) => {
    const r = [];
    const isDuplicated = isFunction(comparator)
      ? (x) => exists(r, (i) => comparator(i, x))
      : (x) => contains$2(r, x);
    for (let i = 0, len = xs.length; i < len; i++) {
      const x = xs[i];
      if (!isDuplicated(x)) {
        r.push(x);
      }
    }
    return r;
  };

  const keys = Object.keys;
  const hasOwnProperty$2 = Object.hasOwnProperty;
  const each$d = (obj, f) => {
    const props = keys(obj);
    for (let k = 0, len = props.length; k < len; k++) {
      const i = props[k];
      const x = obj[i];
      f(x, i);
    }
  };
  const map$2 = (obj, f) => {
    return tupleMap(obj, (x, i) => ({
      k: i,
      v: f(x, i),
    }));
  };
  const tupleMap = (obj, f) => {
    const r = {};
    each$d(obj, (x, i) => {
      const tuple = f(x, i);
      r[tuple.k] = tuple.v;
    });
    return r;
  };
  const objAcc = (r) => (x, i) => {
    r[i] = x;
  };
  const internalFilter = (obj, pred, onTrue, onFalse) => {
    each$d(obj, (x, i) => {
      (pred(x, i) ? onTrue : onFalse)(x, i);
    });
  };
  const bifilter = (obj, pred) => {
    const t = {};
    const f = {};
    internalFilter(obj, pred, objAcc(t), objAcc(f));
    return {
      t,
      f,
    };
  };
  const filter$4 = (obj, pred) => {
    const t = {};
    internalFilter(obj, pred, objAcc(t), noop);
    return t;
  };
  const mapToArray = (obj, f) => {
    const r = [];
    each$d(obj, (value, name) => {
      r.push(f(value, name));
    });
    return r;
  };
  const values = (obj) => {
    return mapToArray(obj, identity);
  };
  const get$a = (obj, key) => {
    return has$2(obj, key) ? Optional.from(obj[key]) : Optional.none();
  };
  const has$2 = (obj, key) => hasOwnProperty$2.call(obj, key);
  const hasNonNullableKey = (obj, key) =>
    has$2(obj, key) && obj[key] !== undefined && obj[key] !== null;
  const equal$1 = (a1, a2, eq = eqAny) => eqRecord(eq).eq(a1, a2);

  const stringArray = (a) => {
    const all = {};
    each$e(a, (key) => {
      all[key] = {};
    });
    return keys(all);
  };

  const isArrayLike = (o) => o.length !== undefined;
  const isArray = Array.isArray;
  const toArray$1 = (obj) => {
    if (!isArray(obj)) {
      const array = [];
      for (let i = 0, l = obj.length; i < l; i++) {
        array[i] = obj[i];
      }
      return array;
    } else {
      return obj;
    }
  };
  const each$c = (o, cb, s) => {
    if (!o) {
      return false;
    }
    s = s || o;
    if (isArrayLike(o)) {
      for (let n = 0, l = o.length; n < l; n++) {
        if (cb.call(s, o[n], n, o) === false) {
          return false;
        }
      }
    } else {
      for (const n in o) {
        if (has$2(o, n)) {
          if (cb.call(s, o[n], n, o) === false) {
            return false;
          }
        }
      }
    }
    return true;
  };
  const map$1 = (array, callback) => {
    const out = [];
    each$c(array, (item, index) => {
      out.push(callback(item, index, array));
    });
    return out;
  };
  const filter$3 = (a, f) => {
    const o = [];
    each$c(a, (v, index) => {
      if (!f || f(v, index, a)) {
        o.push(v);
      }
    });
    return o;
  };
  const indexOf = (a, v) => {
    if (a) {
      for (let i = 0, l = a.length; i < l; i++) {
        if (a[i] === v) {
          return i;
        }
      }
    }
    return -1;
  };
  const reduce = (collection, iteratee, accumulator, thisArg) => {
    let acc = isUndefined(accumulator) ? collection[0] : accumulator;
    for (let i = 0; i < collection.length; i++) {
      acc = iteratee.call(thisArg, acc, collection[i], i);
    }
    return acc;
  };
  const findIndex$1 = (array, predicate, thisArg) => {
    for (let i = 0, l = array.length; i < l; i++) {
      if (predicate.call(thisArg, array[i], i, array)) {
        return i;
      }
    }
    return -1;
  };
  const last$2 = (collection) => collection[collection.length - 1];

  const cached = (f) => {
    let called = false;
    let r;
    return (...args) => {
      if (!called) {
        called = true;
        r = f.apply(null, args);
      }
      return r;
    };
  };

  const DeviceType = (os, browser, userAgent, mediaMatch) => {
    const isiPad = os.isiOS() && /ipad/i.test(userAgent) === true;
    const isiPhone = os.isiOS() && !isiPad;
    const isMobile = os.isiOS() || os.isAndroid();
    const isTouch = isMobile || mediaMatch("(pointer:coarse)");
    const isTablet =
      isiPad ||
      (!isiPhone && isMobile && mediaMatch("(min-device-width:768px)"));
    const isPhone = isiPhone || (isMobile && !isTablet);
    const iOSwebview =
      browser.isSafari() && os.isiOS() && /safari/i.test(userAgent) === false;
    const isDesktop = !isPhone && !isTablet && !iOSwebview;
    return {
      isiPad: constant(isiPad),
      isiPhone: constant(isiPhone),
      isTablet: constant(isTablet),
      isPhone: constant(isPhone),
      isTouch: constant(isTouch),
      isAndroid: os.isAndroid,
      isiOS: os.isiOS,
      isWebView: constant(iOSwebview),
      isDesktop: constant(isDesktop),
    };
  };

  const firstMatch = (regexes, s) => {
    for (let i = 0; i < regexes.length; i++) {
      const x = regexes[i];
      if (x.test(s)) {
        return x;
      }
    }
    return undefined;
  };
  const find$1 = (regexes, agent) => {
    const r = firstMatch(regexes, agent);
    if (!r) {
      return {
        major: 0,
        minor: 0,
      };
    }
    const group = (i) => {
      return Number(agent.replace(r, "$" + i));
    };
    return nu$3(group(1), group(2));
  };
  const detect$5 = (versionRegexes, agent) => {
    const cleanedAgent = String(agent).toLowerCase();
    if (versionRegexes.length === 0) {
      return unknown$2();
    }
    return find$1(versionRegexes, cleanedAgent);
  };
  const unknown$2 = () => {
    return nu$3(0, 0);
  };
  const nu$3 = (major, minor) => {
    return {
      major,
      minor,
    };
  };
  const Version = {
    nu: nu$3,
    detect: detect$5,
    unknown: unknown$2,
  };

  const detectBrowser$1 = (browsers, userAgentData) => {
    return findMap(userAgentData.brands, (uaBrand) => {
      const lcBrand = uaBrand.brand.toLowerCase();
      return find$2(browsers, (browser) => {
        var _a;
        return (
          lcBrand ===
          ((_a = browser.brand) === null || _a === void 0
            ? void 0
            : _a.toLowerCase())
        );
      }).map((info) => ({
        current: info.name,
        version: Version.nu(parseInt(uaBrand.version, 10), 0),
      }));
    });
  };

  const detect$4 = (candidates, userAgent) => {
    const agent = String(userAgent).toLowerCase();
    return find$2(candidates, (candidate) => {
      return candidate.search(agent);
    });
  };
  const detectBrowser = (browsers, userAgent) => {
    return detect$4(browsers, userAgent).map((browser) => {
      const version = Version.detect(browser.versionRegexes, userAgent);
      return {
        current: browser.name,
        version,
      };
    });
  };
  const detectOs = (oses, userAgent) => {
    return detect$4(oses, userAgent).map((os) => {
      const version = Version.detect(os.versionRegexes, userAgent);
      return {
        current: os.name,
        version,
      };
    });
  };

  const removeFromStart = (str, numChars) => {
    return str.substring(numChars);
  };

  const checkRange = (str, substr, start) =>
    substr === "" ||
    (str.length >= substr.length &&
      str.substr(start, start + substr.length) === substr);
  const removeLeading = (str, prefix) => {
    return startsWith(str, prefix) ? removeFromStart(str, prefix.length) : str;
  };
  const contains$1 = (str, substr, start = 0, end) => {
    const idx = str.indexOf(substr, start);
    if (idx !== -1) {
      return isUndefined(end) ? true : idx + substr.length <= end;
    } else {
      return false;
    }
  };
  const startsWith = (str, prefix) => {
    return checkRange(str, prefix, 0);
  };
  const endsWith = (str, suffix) => {
    return checkRange(str, suffix, str.length - suffix.length);
  };
  const blank = (r) => (s) => s.replace(r, "");
  const trim$3 = blank(/^\s+|\s+$/g);
  const lTrim = blank(/^\s+/g);
  const rTrim = blank(/\s+$/g);
  const isNotEmpty = (s) => s.length > 0;
  const isEmpty$3 = (s) => !isNotEmpty(s);
  const repeat = (s, count) => (count <= 0 ? "" : new Array(count + 1).join(s));
  const toInt = (value, radix = 10) => {
    const num = parseInt(value, radix);
    return isNaN(num) ? Optional.none() : Optional.some(num);
  };

  const normalVersionRegex = /.*?version\/\ ?([0-9]+)\.([0-9]+).*/;
  const checkContains = (target) => {
    return (uastring) => {
      return contains$1(uastring, target);
    };
  };
  const browsers = [
    {
      name: "Edge",
      versionRegexes: [/.*?edge\/ ?([0-9]+)\.([0-9]+)$/],
      search: (uastring) => {
        return (
          contains$1(uastring, "edge/") &&
          contains$1(uastring, "chrome") &&
          contains$1(uastring, "safari") &&
          contains$1(uastring, "applewebkit")
        );
      },
    },
    {
      name: "Chromium",
      brand: "Chromium",
      versionRegexes: [/.*?chrome\/([0-9]+)\.([0-9]+).*/, normalVersionRegex],
      search: (uastring) => {
        return (
          contains$1(uastring, "chrome") && !contains$1(uastring, "chromeframe")
        );
      },
    },
    {
      name: "IE",
      versionRegexes: [
        /.*?msie\ ?([0-9]+)\.([0-9]+).*/,
        /.*?rv:([0-9]+)\.([0-9]+).*/,
      ],
      search: (uastring) => {
        return contains$1(uastring, "msie") || contains$1(uastring, "trident");
      },
    },
    {
      name: "Opera",
      versionRegexes: [normalVersionRegex, /.*?opera\/([0-9]+)\.([0-9]+).*/],
      search: checkContains("opera"),
    },
    {
      name: "Firefox",
      versionRegexes: [/.*?firefox\/\ ?([0-9]+)\.([0-9]+).*/],
      search: checkContains("firefox"),
    },
    {
      name: "Safari",
      versionRegexes: [normalVersionRegex, /.*?cpu os ([0-9]+)_([0-9]+).*/],
      search: (uastring) => {
        return (
          (contains$1(uastring, "safari") || contains$1(uastring, "mobile/")) &&
          contains$1(uastring, "applewebkit")
        );
      },
    },
  ];
  const oses = [
    {
      name: "Windows",
      search: checkContains("win"),
      versionRegexes: [/.*?windows\ nt\ ?([0-9]+)\.([0-9]+).*/],
    },
    {
      name: "iOS",
      search: (uastring) => {
        return contains$1(uastring, "iphone") || contains$1(uastring, "ipad");
      },
      versionRegexes: [
        /.*?version\/\ ?([0-9]+)\.([0-9]+).*/,
        /.*cpu os ([0-9]+)_([0-9]+).*/,
        /.*cpu iphone os ([0-9]+)_([0-9]+).*/,
      ],
    },
    {
      name: "Android",
      search: checkContains("android"),
      versionRegexes: [/.*?android\ ?([0-9]+)\.([0-9]+).*/],
    },
    {
      name: "macOS",
      search: checkContains("mac os x"),
      versionRegexes: [/.*?mac\ os\ x\ ?([0-9]+)_([0-9]+).*/],
    },
    {
      name: "Linux",
      search: checkContains("linux"),
      versionRegexes: [],
    },
    {
      name: "Solaris",
      search: checkContains("sunos"),
      versionRegexes: [],
    },
    {
      name: "FreeBSD",
      search: checkContains("freebsd"),
      versionRegexes: [],
    },
    {
      name: "ChromeOS",
      search: checkContains("cros"),
      versionRegexes: [/.*?chrome\/([0-9]+)\.([0-9]+).*/],
    },
  ];
  const PlatformInfo = {
    browsers: constant(browsers),
    oses: constant(oses),
  };

  const edge = "Edge";
  const chromium = "Chromium";
  const ie = "IE";
  const opera = "Opera";
  const firefox = "Firefox";
  const safari = "Safari";
  const unknown$1 = () => {
    return nu$2({
      current: undefined,
      version: Version.unknown(),
    });
  };
  const nu$2 = (info) => {
    const current = info.current;
    const version = info.version;
    const isBrowser = (name) => () => current === name;
    return {
      current,
      version,
      isEdge: isBrowser(edge),
      isChromium: isBrowser(chromium),
      isIE: isBrowser(ie),
      isOpera: isBrowser(opera),
      isFirefox: isBrowser(firefox),
      isSafari: isBrowser(safari),
    };
  };
  const Browser = {
    unknown: unknown$1,
    nu: nu$2,
    edge: constant(edge),
    chromium: constant(chromium),
    ie: constant(ie),
    opera: constant(opera),
    firefox: constant(firefox),
    safari: constant(safari),
  };

  const windows = "Windows";
  const ios = "iOS";
  const android = "Android";
  const linux = "Linux";
  const macos = "macOS";
  const solaris = "Solaris";
  const freebsd = "FreeBSD";
  const chromeos = "ChromeOS";
  const unknown = () => {
    return nu$1({
      current: undefined,
      version: Version.unknown(),
    });
  };
  const nu$1 = (info) => {
    const current = info.current;
    const version = info.version;
    const isOS = (name) => () => current === name;
    return {
      current,
      version,
      isWindows: isOS(windows),
      isiOS: isOS(ios),
      isAndroid: isOS(android),
      isMacOS: isOS(macos),
      isLinux: isOS(linux),
      isSolaris: isOS(solaris),
      isFreeBSD: isOS(freebsd),
      isChromeOS: isOS(chromeos),
    };
  };
  const OperatingSystem = {
    unknown,
    nu: nu$1,
    windows: constant(windows),
    ios: constant(ios),
    android: constant(android),
    linux: constant(linux),
    macos: constant(macos),
    solaris: constant(solaris),
    freebsd: constant(freebsd),
    chromeos: constant(chromeos),
  };

  const detect$3 = (userAgent, userAgentDataOpt, mediaMatch) => {
    const browsers = PlatformInfo.browsers();
    const oses = PlatformInfo.oses();
    const browser = userAgentDataOpt
      .bind((userAgentData) => detectBrowser$1(browsers, userAgentData))
      .orThunk(() => detectBrowser(browsers, userAgent))
      .fold(Browser.unknown, Browser.nu);
    const os = detectOs(oses, userAgent).fold(
      OperatingSystem.unknown,
      OperatingSystem.nu
    );
    const deviceType = DeviceType(os, browser, userAgent, mediaMatch);
    return {
      browser,
      os,
      deviceType,
    };
  };
  const PlatformDetection = { detect: detect$3 };

  const mediaMatch = (query) => window.matchMedia(query).matches;
  let platform$4 = cached(() =>
    PlatformDetection.detect(
      navigator.userAgent,
      Optional.from(navigator.userAgentData),
      mediaMatch
    )
  );
  const detect$2 = () => platform$4();

  const userAgent = navigator.userAgent;
  const platform$3 = detect$2();
  const browser$3 = platform$3.browser;
  const os$1 = platform$3.os;
  const deviceType = platform$3.deviceType;
  const windowsPhone = userAgent.indexOf("Windows Phone") !== -1;
  const Env = {
    transparentSrc:
      "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",
    documentMode: browser$3.isIE() ? document.documentMode || 7 : 10,
    cacheSuffix: null,
    container: null,
    canHaveCSP: !browser$3.isIE(),
    windowsPhone,
    browser: {
      current: browser$3.current,
      version: browser$3.version,
      isChromium: browser$3.isChromium,
      isEdge: browser$3.isEdge,
      isFirefox: browser$3.isFirefox,
      isIE: browser$3.isIE,
      isOpera: browser$3.isOpera,
      isSafari: browser$3.isSafari,
    },
    os: {
      current: os$1.current,
      version: os$1.version,
      isAndroid: os$1.isAndroid,
      isChromeOS: os$1.isChromeOS,
      isFreeBSD: os$1.isFreeBSD,
      isiOS: os$1.isiOS,
      isLinux: os$1.isLinux,
      isMacOS: os$1.isMacOS,
      isSolaris: os$1.isSolaris,
      isWindows: os$1.isWindows,
    },
    deviceType: {
      isDesktop: deviceType.isDesktop,
      isiPad: deviceType.isiPad,
      isiPhone: deviceType.isiPhone,
      isPhone: deviceType.isPhone,
      isTablet: deviceType.isTablet,
      isTouch: deviceType.isTouch,
      isWebView: deviceType.isWebView,
    },
  };

  const whiteSpaceRegExp$1 = /^\s*|\s*$/g;
  const trim$2 = (str) => {
    return isNullable(str) ? "" : ("" + str).replace(whiteSpaceRegExp$1, "");
  };
  const is$3 = (obj, type) => {
    if (!type) {
      return obj !== undefined;
    }
    if (type === "array" && isArray(obj)) {
      return true;
    }
    return typeof obj === type;
  };
  const makeMap$4 = (items, delim, map = {}) => {
    const resolvedItems = isString(items)
      ? items.split(delim || ",")
      : items || [];
    let i = resolvedItems.length;
    while (i--) {
      map[resolvedItems[i]] = {};
    }
    return map;
  };
  const hasOwnProperty$1 = has$2;
  const extend$3 = (obj, ...exts) => {
    for (let i = 0; i < exts.length; i++) {
      const ext = exts[i];
      for (const name in ext) {
        if (has$2(ext, name)) {
          const value = ext[name];
          if (value !== undefined) {
            obj[name] = value;
          }
        }
      }
    }
    return obj;
  };
  const walk$4 = function (o, f, n, s) {
    s = s || this;
    if (o) {
      if (n) {
        o = o[n];
      }
      each$c(o, (o, i) => {
        if (f.call(s, o, i, n) === false) {
          return false;
        } else {
          walk$4(o, f, n, s);
          return true;
        }
      });
    }
  };
  const resolve$3 = (n, o = window) => {
    const path = n.split(".");
    for (let i = 0, l = path.length; i < l; i++) {
      o = o[path[i]];
      if (!o) {
        break;
      }
    }
    return o;
  };
  const explode$3 = (s, d) => {
    if (isArray$1(s)) {
      return s;
    } else if (s === "") {
      return [];
    } else {
      return map$1(s.split(d || ","), trim$2);
    }
  };
  const _addCacheSuffix = (url) => {
    const cacheSuffix = Env.cacheSuffix;
    if (cacheSuffix) {
      url += (url.indexOf("?") === -1 ? "?" : "&") + cacheSuffix;
    }
    return url;
  };
  const Tools = {
    trim: trim$2,
    isArray: isArray,
    is: is$3,
    toArray: toArray$1,
    makeMap: makeMap$4,
    each: each$c,
    map: map$1,
    grep: filter$3,
    inArray: indexOf,
    hasOwn: hasOwnProperty$1,
    extend: extend$3,
    walk: walk$4,
    resolve: resolve$3,
    explode: explode$3,
    _addCacheSuffix,
  };

  const is$2 = (lhs, rhs, comparator = tripleEquals) =>
    lhs.exists((left) => comparator(left, rhs));
  const equals = (lhs, rhs, comparator = tripleEquals) =>
    lift2(lhs, rhs, comparator).getOr(lhs.isNone() && rhs.isNone());
  const cat = (arr) => {
    const r = [];
    const push = (x) => {
      r.push(x);
    };
    for (let i = 0; i < arr.length; i++) {
      arr[i].each(push);
    }
    return r;
  };
  const lift2 = (oa, ob, f) =>
    oa.isSome() && ob.isSome()
      ? Optional.some(f(oa.getOrDie(), ob.getOrDie()))
      : Optional.none();
  const lift3 = (oa, ob, oc, f) =>
    oa.isSome() && ob.isSome() && oc.isSome()
      ? Optional.some(f(oa.getOrDie(), ob.getOrDie(), oc.getOrDie()))
      : Optional.none();
  const someIf = (b, a) => (b ? Optional.some(a) : Optional.none());

  const Global =
    typeof window !== "undefined" ? window : Function("return this;")();

  const path = (parts, scope) => {
    let o = scope !== undefined && scope !== null ? scope : Global;
    for (let i = 0; i < parts.length && o !== undefined && o !== null; ++i) {
      o = o[parts[i]];
    }
    return o;
  };
  const resolve$2 = (p, scope) => {
    const parts = p.split(".");
    return path(parts, scope);
  };

  const unsafe = (name, scope) => {
    return resolve$2(name, scope);
  };
  const getOrDie = (name, scope) => {
    const actual = unsafe(name, scope);
    if (actual === undefined || actual === null) {
      throw new Error(name + " not available on this browser");
    }
    return actual;
  };

  const getPrototypeOf$1 = Object.getPrototypeOf;
  const sandHTMLElement = (scope) => {
    return getOrDie("HTMLElement", scope);
  };
  const isPrototypeOf = (x) => {
    const scope = resolve$2("ownerDocument.defaultView", x);
    return (
      isObject(x) &&
      (sandHTMLElement(scope).prototype.isPrototypeOf(x) ||
        /^HTML\w*Element$/.test(getPrototypeOf$1(x).constructor.name))
    );
  };

  const COMMENT = 8;
  const DOCUMENT = 9;
  const DOCUMENT_FRAGMENT = 11;
  const ELEMENT = 1;
  const TEXT = 3;

  const name = (element) => {
    const r = element.dom.nodeName;
    return r.toLowerCase();
  };
  const type$1 = (element) => element.dom.nodeType;
  const isType = (t) => (element) => type$1(element) === t;
  const isComment$1 = (element) =>
    type$1(element) === COMMENT || name(element) === "#comment";
  const isHTMLElement = (element) =>
    isElement$7(element) && isPrototypeOf(element.dom);
  const isElement$7 = isType(ELEMENT);
  const isText$b = isType(TEXT);
  const isDocument$2 = isType(DOCUMENT);
  const isDocumentFragment$1 = isType(DOCUMENT_FRAGMENT);
  const isTag = (tag) => (e) => isElement$7(e) && name(e) === tag;

  const rawSet = (dom, key, value) => {
    if (isString(value) || isBoolean(value) || isNumber(value)) {
      dom.setAttribute(key, value + "");
    } else {
      console.error(
        "Invalid call to Attribute.set. Key ",
        key,
        ":: Value ",
        value,
        ":: Element ",
        dom
      );
      throw new Error("Attribute value was not simple");
    }
  };
  const set$3 = (element, key, value) => {
    rawSet(element.dom, key, value);
  };
  const setAll$1 = (element, attrs) => {
    const dom = element.dom;
    each$d(attrs, (v, k) => {
      rawSet(dom, k, v);
    });
  };
  const get$9 = (element, key) => {
    const v = element.dom.getAttribute(key);
    return v === null ? undefined : v;
  };
  const getOpt = (element, key) => Optional.from(get$9(element, key));
  const has$1 = (element, key) => {
    const dom = element.dom;
    return dom && dom.hasAttribute ? dom.hasAttribute(key) : false;
  };
  const remove$a = (element, key) => {
    element.dom.removeAttribute(key);
  };
  const hasNone = (element) => {
    const attrs = element.dom.attributes;
    return attrs === undefined || attrs === null || attrs.length === 0;
  };
  const clone$4 = (element) =>
    foldl(
      element.dom.attributes,
      (acc, attr) => {
        acc[attr.name] = attr.value;
        return acc;
      },
      {}
    );

  const read$4 = (element, attr) => {
    const value = get$9(element, attr);
    return value === undefined || value === "" ? [] : value.split(" ");
  };
  const add$4 = (element, attr, id) => {
    const old = read$4(element, attr);
    const nu = old.concat([id]);
    set$3(element, attr, nu.join(" "));
    return true;
  };
  const remove$9 = (element, attr, id) => {
    const nu = filter$5(read$4(element, attr), (v) => v !== id);
    if (nu.length > 0) {
      set$3(element, attr, nu.join(" "));
    } else {
      remove$a(element, attr);
    }
    return false;
  };

  const supports = (element) => element.dom.classList !== undefined;
  const get$8 = (element) => read$4(element, "class");
  const add$3 = (element, clazz) => add$4(element, "class", clazz);
  const remove$8 = (element, clazz) => remove$9(element, "class", clazz);
  const toggle$2 = (element, clazz) => {
    if (contains$2(get$8(element), clazz)) {
      return remove$8(element, clazz);
    } else {
      return add$3(element, clazz);
    }
  };

  const add$2 = (element, clazz) => {
    if (supports(element)) {
      element.dom.classList.add(clazz);
    } else {
      add$3(element, clazz);
    }
  };
  const cleanClass = (element) => {
    const classList = supports(element)
      ? element.dom.classList
      : get$8(element);
    if (classList.length === 0) {
      remove$a(element, "class");
    }
  };
  const remove$7 = (element, clazz) => {
    if (supports(element)) {
      const classList = element.dom.classList;
      classList.remove(clazz);
    } else {
      remove$8(element, clazz);
    }
    cleanClass(element);
  };
  const toggle$1 = (element, clazz) => {
    const result = supports(element)
      ? element.dom.classList.toggle(clazz)
      : toggle$2(element, clazz);
    cleanClass(element);
    return result;
  };
  const has = (element, clazz) =>
    supports(element) && element.dom.classList.contains(clazz);

  const fromHtml$1 = (html, scope) => {
    const doc = scope || document;
    const div = doc.createElement("div");
    div.innerHTML = html;
    if (!div.hasChildNodes() || div.childNodes.length > 1) {
      const message = "HTML does not have a single root node";
      console.error(message, html);
      throw new Error(message);
    }
    return fromDom$2(div.childNodes[0]);
  };
  const fromTag = (tag, scope) => {
    const doc = scope || document;
    const node = doc.createElement(tag);
    return fromDom$2(node);
  };
  const fromText = (text, scope) => {
    const doc = scope || document;
    const node = doc.createTextNode(text);
    return fromDom$2(node);
  };
  const fromDom$2 = (node) => {
    if (node === null || node === undefined) {
      throw new Error("Node cannot be null or undefined");
    }
    return { dom: node };
  };
  const fromPoint$2 = (docElm, x, y) =>
    Optional.from(docElm.dom.elementFromPoint(x, y)).map(fromDom$2);
  const SugarElement = {
    fromHtml: fromHtml$1,
    fromTag,
    fromText,
    fromDom: fromDom$2,
    fromPoint: fromPoint$2,
  };

  const toArray = (target, f) => {
    const r = [];
    const recurse = (e) => {
      r.push(e);
      return f(e);
    };
    let cur = f(target);
    do {
      cur = cur.bind(recurse);
    } while (cur.isSome());
    return r;
  };

  const is$1 = (element, selector) => {
    const dom = element.dom;
    if (dom.nodeType !== ELEMENT) {
      return false;
    } else {
      const elem = dom;
      if (elem.matches !== undefined) {
        return elem.matches(selector);
      } else if (elem.msMatchesSelector !== undefined) {
        return elem.msMatchesSelector(selector);
      } else if (elem.webkitMatchesSelector !== undefined) {
        return elem.webkitMatchesSelector(selector);
      } else if (elem.mozMatchesSelector !== undefined) {
        return elem.mozMatchesSelector(selector);
      } else {
        throw new Error("Browser lacks native selectors");
      }
    }
  };
  const bypassSelector = (dom) =>
    (dom.nodeType !== ELEMENT &&
      dom.nodeType !== DOCUMENT &&
      dom.nodeType !== DOCUMENT_FRAGMENT) ||
    dom.childElementCount === 0;
  const all = (selector, scope) => {
    const base = scope === undefined ? document : scope.dom;
    return bypassSelector(base)
      ? []
      : map$3(base.querySelectorAll(selector), SugarElement.fromDom);
  };
  const one = (selector, scope) => {
    const base = scope === undefined ? document : scope.dom;
    return bypassSelector(base)
      ? Optional.none()
      : Optional.from(base.querySelector(selector)).map(SugarElement.fromDom);
  };

  const eq = (e1, e2) => e1.dom === e2.dom;
  const contains = (e1, e2) => {
    const d1 = e1.dom;
    const d2 = e2.dom;
    return d1 === d2 ? false : d1.contains(d2);
  };

  const owner$1 = (element) => SugarElement.fromDom(element.dom.ownerDocument);
  const documentOrOwner = (dos) => (isDocument$2(dos) ? dos : owner$1(dos));
  const documentElement = (element) =>
    SugarElement.fromDom(documentOrOwner(element).dom.documentElement);
  const defaultView = (element) =>
    SugarElement.fromDom(documentOrOwner(element).dom.defaultView);
  const parent = (element) =>
    Optional.from(element.dom.parentNode).map(SugarElement.fromDom);
  const parentElement = (element) =>
    Optional.from(element.dom.parentElement).map(SugarElement.fromDom);
  const parents$1 = (element, isRoot) => {
    const stop = isFunction(isRoot) ? isRoot : never;
    let dom = element.dom;
    const ret = [];
    while (dom.parentNode !== null && dom.parentNode !== undefined) {
      const rawParent = dom.parentNode;
      const p = SugarElement.fromDom(rawParent);
      ret.push(p);
      if (stop(p) === true) {
        break;
      } else {
        dom = rawParent;
      }
    }
    return ret;
  };
  const siblings = (element) => {
    const filterSelf = (elements) => filter$5(elements, (x) => !eq(element, x));
    return parent(element).map(children$1).map(filterSelf).getOr([]);
  };
  const prevSibling = (element) =>
    Optional.from(element.dom.previousSibling).map(SugarElement.fromDom);
  const nextSibling = (element) =>
    Optional.from(element.dom.nextSibling).map(SugarElement.fromDom);
  const prevSiblings = (element) => reverse(toArray(element, prevSibling));
  const nextSiblings = (element) => toArray(element, nextSibling);
  const children$1 = (element) =>
    map$3(element.dom.childNodes, SugarElement.fromDom);
  const child$1 = (element, index) => {
    const cs = element.dom.childNodes;
    return Optional.from(cs[index]).map(SugarElement.fromDom);
  };
  const firstChild = (element) => child$1(element, 0);
  const lastChild = (element) =>
    child$1(element, element.dom.childNodes.length - 1);
  const childNodesCount = (element) => element.dom.childNodes.length;
  const hasChildNodes = (element) => element.dom.hasChildNodes();

  const getHead = (doc) => {
    const b = doc.dom.head;
    if (b === null || b === undefined) {
      throw new Error("Head is not available yet");
    }
    return SugarElement.fromDom(b);
  };

  const isShadowRoot = (dos) =>
    isDocumentFragment$1(dos) && isNonNullable(dos.dom.host);
  const supported =
    isFunction(Element.prototype.attachShadow) &&
    isFunction(Node.prototype.getRootNode);
  const isSupported$1 = constant(supported);
  const getRootNode = supported
    ? (e) => SugarElement.fromDom(e.dom.getRootNode())
    : documentOrOwner;
  const getStyleContainer = (dos) =>
    isShadowRoot(dos) ? dos : getHead(documentOrOwner(dos));
  const getContentContainer = (dos) =>
    isShadowRoot(dos)
      ? dos
      : SugarElement.fromDom(documentOrOwner(dos).dom.body);
  const getShadowRoot = (e) => {
    const r = getRootNode(e);
    return isShadowRoot(r) ? Optional.some(r) : Optional.none();
  };
  const getShadowHost = (e) => SugarElement.fromDom(e.dom.host);
  const getOriginalEventTarget = (event) => {
    if (isSupported$1() && isNonNullable(event.target)) {
      const el = SugarElement.fromDom(event.target);
      if (isElement$7(el) && isOpenShadowHost(el)) {
        if (event.composed && event.composedPath) {
          const composedPath = event.composedPath();
          if (composedPath) {
            return head(composedPath);
          }
        }
      }
    }
    return Optional.from(event.target);
  };
  const isOpenShadowHost = (element) => isNonNullable(element.dom.shadowRoot);

  const inBody = (element) => {
    const dom = isText$b(element) ? element.dom.parentNode : element.dom;
    if (dom === undefined || dom === null || dom.ownerDocument === null) {
      return false;
    }
    const doc = dom.ownerDocument;
    return getShadowRoot(SugarElement.fromDom(dom)).fold(
      () => doc.body.contains(dom),
      compose1(inBody, getShadowHost)
    );
  };

  var ClosestOrAncestor = (is, ancestor, scope, a, isRoot) => {
    if (is(scope, a)) {
      return Optional.some(scope);
    } else if (isFunction(isRoot) && isRoot(scope)) {
      return Optional.none();
    } else {
      return ancestor(scope, a, isRoot);
    }
  };

  const ancestor$4 = (scope, predicate, isRoot) => {
    let element = scope.dom;
    const stop = isFunction(isRoot) ? isRoot : never;
    while (element.parentNode) {
      element = element.parentNode;
      const el = SugarElement.fromDom(element);
      if (predicate(el)) {
        return Optional.some(el);
      } else if (stop(el)) {
        break;
      }
    }
    return Optional.none();
  };
  const closest$4 = (scope, predicate, isRoot) => {
    const is = (s, test) => test(s);
    return ClosestOrAncestor(is, ancestor$4, scope, predicate, isRoot);
  };
  const sibling$1 = (scope, predicate) => {
    const element = scope.dom;
    if (!element.parentNode) {
      return Optional.none();
    }
    return child(
      SugarElement.fromDom(element.parentNode),
      (x) => !eq(scope, x) && predicate(x)
    );
  };
  const child = (scope, predicate) => {
    const pred = (node) => predicate(SugarElement.fromDom(node));
    const result = find$2(scope.dom.childNodes, pred);
    return result.map(SugarElement.fromDom);
  };
  const descendant$1 = (scope, predicate) => {
    const descend = (node) => {
      for (let i = 0; i < node.childNodes.length; i++) {
        const child = SugarElement.fromDom(node.childNodes[i]);
        if (predicate(child)) {
          return Optional.some(child);
        }
        const res = descend(node.childNodes[i]);
        if (res.isSome()) {
          return res;
        }
      }
      return Optional.none();
    };
    return descend(scope.dom);
  };

  const ancestor$3 = (scope, selector, isRoot) =>
    ancestor$4(scope, (e) => is$1(e, selector), isRoot);
  const descendant = (scope, selector) => one(selector, scope);
  const closest$3 = (scope, selector, isRoot) => {
    const is = (element, selector) => is$1(element, selector);
    return ClosestOrAncestor(is, ancestor$3, scope, selector, isRoot);
  };

  const closest$2 = (target) => closest$3(target, "[contenteditable]");
  const isEditable$3 = (element, assumeEditable = false) => {
    if (inBody(element)) {
      return element.dom.isContentEditable;
    } else {
      return closest$2(element).fold(
        constant(assumeEditable),
        (editable) => getRaw$1(editable) === "true"
      );
    }
  };
  const getRaw$1 = (element) => element.dom.contentEditable;

  const isSupported = (dom) =>
    dom.style !== undefined && isFunction(dom.style.getPropertyValue);

  const internalSet = (dom, property, value) => {
    if (!isString(value)) {
      console.error(
        "Invalid call to CSS.set. Property ",
        property,
        ":: Value ",
        value,
        ":: Element ",
        dom
      );
      throw new Error("CSS value must be a string: " + value);
    }
    if (isSupported(dom)) {
      dom.style.setProperty(property, value);
    }
  };
  const internalRemove = (dom, property) => {
    if (isSupported(dom)) {
      dom.style.removeProperty(property);
    }
  };
  const set$2 = (element, property, value) => {
    const dom = element.dom;
    internalSet(dom, property, value);
  };
  const setAll = (element, css) => {
    const dom = element.dom;
    each$d(css, (v, k) => {
      internalSet(dom, k, v);
    });
  };
  const get$7 = (element, property) => {
    const dom = element.dom;
    const styles = window.getComputedStyle(dom);
    const r = styles.getPropertyValue(property);
    return r === "" && !inBody(element) ? getUnsafeProperty(dom, property) : r;
  };
  const getUnsafeProperty = (dom, property) =>
    isSupported(dom) ? dom.style.getPropertyValue(property) : "";
  const getRaw = (element, property) => {
    const dom = element.dom;
    const raw = getUnsafeProperty(dom, property);
    return Optional.from(raw).filter((r) => r.length > 0);
  };
  const getAllRaw = (element) => {
    const css = {};
    const dom = element.dom;
    if (isSupported(dom)) {
      for (let i = 0; i < dom.style.length; i++) {
        const ruleName = dom.style.item(i);
        css[ruleName] = dom.style[ruleName];
      }
    }
    return css;
  };
  const remove$6 = (element, property) => {
    const dom = element.dom;
    internalRemove(dom, property);
    if (is$2(getOpt(element, "style").map(trim$3), "")) {
      remove$a(element, "style");
    }
  };
  const reflow = (e) => e.dom.offsetWidth;

  const before$3 = (marker, element) => {
    const parent$1 = parent(marker);
    parent$1.each((v) => {
      v.dom.insertBefore(element.dom, marker.dom);
    });
  };
  const after$4 = (marker, element) => {
    const sibling = nextSibling(marker);
    sibling.fold(
      () => {
        const parent$1 = parent(marker);
        parent$1.each((v) => {
          append$1(v, element);
        });
      },
      (v) => {
        before$3(v, element);
      }
    );
  };
  const prepend = (parent, element) => {
    const firstChild$1 = firstChild(parent);
    firstChild$1.fold(
      () => {
        append$1(parent, element);
      },
      (v) => {
        parent.dom.insertBefore(element.dom, v.dom);
      }
    );
  };
  const append$1 = (parent, element) => {
    parent.dom.appendChild(element.dom);
  };
  const wrap$2 = (element, wrapper) => {
    before$3(element, wrapper);
    append$1(wrapper, element);
  };

  const after$3 = (marker, elements) => {
    each$e(elements, (x, i) => {
      const e = i === 0 ? marker : elements[i - 1];
      after$4(e, x);
    });
  };
  const append = (parent, elements) => {
    each$e(elements, (x) => {
      append$1(parent, x);
    });
  };

  const empty = (element) => {
    element.dom.textContent = "";
    each$e(children$1(element), (rogue) => {
      remove$5(rogue);
    });
  };
  const remove$5 = (element) => {
    const dom = element.dom;
    if (dom.parentNode !== null) {
      dom.parentNode.removeChild(dom);
    }
  };
  const unwrap = (wrapper) => {
    const children = children$1(wrapper);
    if (children.length > 0) {
      after$3(wrapper, children);
    }
    remove$5(wrapper);
  };

  const fromHtml = (html, scope) => {
    const doc = scope || document;
    const div = doc.createElement("div");
    div.innerHTML = html;
    return children$1(SugarElement.fromDom(div));
  };
  const fromDom$1 = (nodes) => map$3(nodes, SugarElement.fromDom);

  const get$6 = (element) => element.dom.innerHTML;
  const set$1 = (element, content) => {
    const owner = owner$1(element);
    const docDom = owner.dom;
    const fragment = SugarElement.fromDom(docDom.createDocumentFragment());
    const contentElements = fromHtml(content, docDom);
    append(fragment, contentElements);
    empty(element);
    append$1(element, fragment);
  };
  const getOuter = (element) => {
    const container = SugarElement.fromTag("div");
    const clone = SugarElement.fromDom(element.dom.cloneNode(true));
    append$1(container, clone);
    return get$6(container);
  };

  const mkEvent = (target, x, y, stop, prevent, kill, raw) => ({
    target,
    x,
    y,
    stop,
    prevent,
    kill,
    raw,
  });
  const fromRawEvent = (rawEvent) => {
    const target = SugarElement.fromDom(
      getOriginalEventTarget(rawEvent).getOr(rawEvent.target)
    );
    const stop = () => rawEvent.stopPropagation();
    const prevent = () => rawEvent.preventDefault();
    const kill = compose(prevent, stop);
    return mkEvent(
      target,
      rawEvent.clientX,
      rawEvent.clientY,
      stop,
      prevent,
      kill,
      rawEvent
    );
  };
  const handle$1 = (filter, handler) => (rawEvent) => {
    if (filter(rawEvent)) {
      handler(fromRawEvent(rawEvent));
    }
  };
  const binder = (element, event, filter, handler, useCapture) => {
    const wrapped = handle$1(filter, handler);
    element.dom.addEventListener(event, wrapped, useCapture);
    return { unbind: curry(unbind, element, event, wrapped, useCapture) };
  };
  const bind$2 = (element, event, filter, handler) =>
    binder(element, event, filter, handler, false);
  const unbind = (element, event, handler, useCapture) => {
    element.dom.removeEventListener(event, handler, useCapture);
  };

  const r = (left, top) => {
    const translate = (x, y) => r(left + x, top + y);
    return {
      left,
      top,
      translate,
    };
  };
  const SugarPosition = r;

  const boxPosition = (dom) => {
    const box = dom.getBoundingClientRect();
    return SugarPosition(box.left, box.top);
  };
  const firstDefinedOrZero = (a, b) => {
    if (a !== undefined) {
      return a;
    } else {
      return b !== undefined ? b : 0;
    }
  };
  const absolute = (element) => {
    const doc = element.dom.ownerDocument;
    const body = doc.body;
    const win = doc.defaultView;
    const html = doc.documentElement;
    if (body === element.dom) {
      return SugarPosition(body.offsetLeft, body.offsetTop);
    }
    const scrollTop = firstDefinedOrZero(
      win === null || win === void 0 ? void 0 : win.pageYOffset,
      html.scrollTop
    );
    const scrollLeft = firstDefinedOrZero(
      win === null || win === void 0 ? void 0 : win.pageXOffset,
      html.scrollLeft
    );
    const clientTop = firstDefinedOrZero(html.clientTop, body.clientTop);
    const clientLeft = firstDefinedOrZero(html.clientLeft, body.clientLeft);
    return viewport(element).translate(
      scrollLeft - clientLeft,
      scrollTop - clientTop
    );
  };
  const viewport = (element) => {
    const dom = element.dom;
    const doc = dom.ownerDocument;
    const body = doc.body;
    if (body === dom) {
      return SugarPosition(body.offsetLeft, body.offsetTop);
    }
    if (!inBody(element)) {
      return SugarPosition(0, 0);
    }
    return boxPosition(dom);
  };

  const get$5 = (_DOC) => {
    const doc = _DOC !== undefined ? _DOC.dom : document;
    const x = doc.body.scrollLeft || doc.documentElement.scrollLeft;
    const y = doc.body.scrollTop || doc.documentElement.scrollTop;
    return SugarPosition(x, y);
  };
  const to = (x, y, _DOC) => {
    const doc = _DOC !== undefined ? _DOC.dom : document;
    const win = doc.defaultView;
    if (win) {
      win.scrollTo(x, y);
    }
  };
  const intoView = (element, alignToTop) => {
    const isSafari = detect$2().browser.isSafari();
    if (isSafari && isFunction(element.dom.scrollIntoViewIfNeeded)) {
      element.dom.scrollIntoViewIfNeeded(false);
    } else {
      element.dom.scrollIntoView(alignToTop);
    }
  };

  const get$4 = (_win) => {
    const win = _win === undefined ? window : _win;
    if (detect$2().browser.isFirefox()) {
      return Optional.none();
    } else {
      return Optional.from(win.visualViewport);
    }
  };
  const bounds = (x, y, width, height) => ({
    x,
    y,
    width,
    height,
    right: x + width,
    bottom: y + height,
  });
  const getBounds = (_win) => {
    const win = _win === undefined ? window : _win;
    const doc = win.document;
    const scroll = get$5(SugarElement.fromDom(doc));
    return get$4(win).fold(
      () => {
        const html = win.document.documentElement;
        const width = html.clientWidth;
        const height = html.clientHeight;
        return bounds(scroll.left, scroll.top, width, height);
      },
      (visualViewport) =>
        bounds(
          Math.max(visualViewport.pageLeft, scroll.left),
          Math.max(visualViewport.pageTop, scroll.top),
          visualViewport.width,
          visualViewport.height
        )
    );
  };

  const children = (scope, predicate) => filter$5(children$1(scope), predicate);
  const descendants$1 = (scope, predicate) => {
    let result = [];
    each$e(children$1(scope), (x) => {
      if (predicate(x)) {
        result = result.concat([x]);
      }
      result = result.concat(descendants$1(x, predicate));
    });
    return result;
  };

  const descendants = (scope, selector) => all(selector, scope);

  const ancestor$2 = (scope, selector, isRoot) =>
    ancestor$3(scope, selector, isRoot).isSome();

  class DomTreeWalker {
    constructor(startNode, rootNode) {
      this.node = startNode;
      this.rootNode = rootNode;
      this.current = this.current.bind(this);
      this.next = this.next.bind(this);
      this.prev = this.prev.bind(this);
      this.prev2 = this.prev2.bind(this);
    }
    current() {
      return this.node;
    }
    next(shallow) {
      this.node = this.findSibling(
        this.node,
        "firstChild",
        "nextSibling",
        shallow
      );
      return this.node;
    }
    prev(shallow) {
      this.node = this.findSibling(
        this.node,
        "lastChild",
        "previousSibling",
        shallow
      );
      return this.node;
    }
    prev2(shallow) {
      this.node = this.findPreviousNode(this.node, shallow);
      return this.node;
    }
    findSibling(node, startName, siblingName, shallow) {
      if (node) {
        if (!shallow && node[startName]) {
          return node[startName];
        }
        if (node !== this.rootNode) {
          let sibling = node[siblingName];
          if (sibling) {
            return sibling;
          }
          for (
            let parent = node.parentNode;
            parent && parent !== this.rootNode;
            parent = parent.parentNode
          ) {
            sibling = parent[siblingName];
            if (sibling) {
              return sibling;
            }
          }
        }
      }
      return undefined;
    }
    findPreviousNode(node, shallow) {
      if (node) {
        const sibling = node.previousSibling;
        if (this.rootNode && sibling === this.rootNode) {
          return;
        }
        if (sibling) {
          if (!shallow) {
            for (
              let child = sibling.lastChild;
              child;
              child = child.lastChild
            ) {
              if (!child.lastChild) {
                return child;
              }
            }
          }
          return sibling;
        }
        const parent = node.parentNode;
        if (parent && parent !== this.rootNode) {
          return parent;
        }
      }
      return undefined;
    }
  }

  const isNodeType = (type) => {
    return (node) => {
      return !!node && node.nodeType === type;
    };
  };
  const isRestrictedNode = (node) => !!node && !Object.getPrototypeOf(node);
  const isElement$6 = isNodeType(1);
  const matchNodeName = (name) => {
    const lowerCasedName = name.toLowerCase();
    return (node) =>
      isNonNullable(node) && node.nodeName.toLowerCase() === lowerCasedName;
  };
  const matchNodeNames = (names) => {
    const lowerCasedNames = names.map((s) => s.toLowerCase());
    return (node) => {
      if (node && node.nodeName) {
        const nodeName = node.nodeName.toLowerCase();
        return contains$2(lowerCasedNames, nodeName);
      }
      return false;
    };
  };
  const matchStyleValues = (name, values) => {
    const items = values.toLowerCase().split(" ");
    return (node) => {
      if (isElement$6(node)) {
        const win = node.ownerDocument.defaultView;
        if (win) {
          for (let i = 0; i < items.length; i++) {
            const computed = win.getComputedStyle(node, null);
            const cssValue = computed ? computed.getPropertyValue(name) : null;
            if (cssValue === items[i]) {
              return true;
            }
          }
        }
      }
      return false;
    };
  };
  const hasAttribute = (attrName) => {
    return (node) => {
      return isElement$6(node) && node.hasAttribute(attrName);
    };
  };
  const hasAttributeValue = (attrName, attrValue) => {
    return (node) => {
      return isElement$6(node) && node.getAttribute(attrName) === attrValue;
    };
  };
  const isBogus$2 = (node) =>
    isElement$6(node) && node.hasAttribute("data-mce-bogus");
  const isBogusAll$1 = (node) =>
    isElement$6(node) && node.getAttribute("data-mce-bogus") === "all";
  const isTable$2 = (node) => isElement$6(node) && node.tagName === "TABLE";
  const hasContentEditableState = (value) => {
    return (node) => {
      if (isElement$6(node)) {
        if (node.contentEditable === value) {
          return true;
        }
        if (node.getAttribute("data-mce-contenteditable") === value) {
          return true;
        }
      }
      return false;
    };
  };
  const isTextareaOrInput = matchNodeNames(["textarea", "input"]);
  const isText$a = isNodeType(3);
  const isCData = isNodeType(4);
  const isPi = isNodeType(7);
  const isComment = isNodeType(8);
  const isDocument$1 = isNodeType(9);
  const isDocumentFragment = isNodeType(11);
  const isBr$6 = matchNodeName("br");
  const isImg = matchNodeName("img");
  const isContentEditableTrue$3 = hasContentEditableState("true");
  const isContentEditableFalse$b = hasContentEditableState("false");
  const isTableCell$3 = matchNodeNames(["td", "th"]);
  const isTableCellOrCaption = matchNodeNames(["td", "th", "caption"]);
  const isMedia$2 = matchNodeNames(["video", "audio", "object", "embed"]);
  const isListItem$2 = matchNodeName("li");
  const isDetails = matchNodeName("details");
  const isSummary = matchNodeName("summary");

  const zeroWidth = "\uFEFF";
  const nbsp = "\xA0";
  const isZwsp$2 = (char) => char === zeroWidth;
  const removeZwsp = (s) => s.replace(/\uFEFF/g, "");

  const NodeValue = (is, name) => {
    const get = (element) => {
      if (!is(element)) {
        throw new Error(
          "Can only get " + name + " value of a " + name + " node"
        );
      }
      return getOption(element).getOr("");
    };
    const getOption = (element) =>
      is(element) ? Optional.from(element.dom.nodeValue) : Optional.none();
    const set = (element, value) => {
      if (!is(element)) {
        throw new Error(
          "Can only set raw " + name + " value of a " + name + " node"
        );
      }
      element.dom.nodeValue = value;
    };
    return {
      get,
      getOption,
      set,
    };
  };

  const api$1 = NodeValue(isText$b, "text");
  const get$3 = (element) => api$1.get(element);
  const getOption = (element) => api$1.getOption(element);
  const set = (element, value) => api$1.set(element, value);

  const blocks = [
    "article",
    "aside",
    "details",
    "div",
    "dt",
    "figcaption",
    "footer",
    "form",
    "fieldset",
    "header",
    "hgroup",
    "html",
    "main",
    "nav",
    "section",
    "summary",
    "body",
    "p",
    "dl",
    "multicol",
    "dd",
    "figure",
    "address",
    "center",
    "blockquote",
    "h1",
    "h2",
    "h3",
    "h4",
    "h5",
    "h6",
    "listing",
    "xmp",
    "pre",
    "plaintext",
    "menu",
    "dir",
    "ul",
    "ol",
    "li",
    "hr",
    "table",
    "tbody",
    "thead",
    "tfoot",
    "th",
    "tr",
    "td",
    "caption",
  ];
  const tableCells = ["td", "th"];
  const tableSections = ["thead", "tbody", "tfoot"];
  const textBlocks = [
    "h1",
    "h2",
    "h3",
    "h4",
    "h5",
    "h6",
    "p",
    "div",
    "address",
    "pre",
    "form",
    "blockquote",
    "center",
    "dir",
    "fieldset",
    "header",
    "footer",
    "article",
    "section",
    "hgroup",
    "aside",
    "nav",
    "figure",
  ];
  const headings = ["h1", "h2", "h3", "h4", "h5", "h6"];
  const listItems$1 = ["li", "dd", "dt"];
  const lists = ["ul", "ol", "dl"];
  const wsElements = ["pre", "script", "textarea", "style"];
  const wrapBlockElements = ["pre"].concat(headings);
  const lazyLookup = (items) => {
    let lookup;
    return (node) => {
      lookup = lookup ? lookup : mapToObject(items, always);
      return has$2(lookup, name(node));
    };
  };
  const isBlock$2 = lazyLookup(blocks);
  const isTable$1 = (node) => name(node) === "table";
  const isInline$1 = (node) => isElement$7(node) && !isBlock$2(node);
  const isBr$5 = (node) => isElement$7(node) && name(node) === "br";
  const isTextBlock$2 = lazyLookup(textBlocks);
  const isList = lazyLookup(lists);
  const isListItem$1 = lazyLookup(listItems$1);
  const isTableSection = lazyLookup(tableSections);
  const isTableCell$2 = lazyLookup(tableCells);
  const isWsPreserveElement = lazyLookup(wsElements);
  const isWrapBlockElement = lazyLookup(wrapBlockElements);
  const isWrapElement = (node) => isWrapBlockElement(node) || isInline$1(node);

  const getLastChildren$1 = (elm) => {
    const children = [];
    let rawNode = elm.dom;
    while (rawNode) {
      children.push(SugarElement.fromDom(rawNode));
      rawNode = rawNode.lastChild;
    }
    return children;
  };
  const removeTrailingBr = (elm) => {
    const allBrs = descendants(elm, "br");
    const brs = filter$5(getLastChildren$1(elm).slice(-1), isBr$5);
    if (allBrs.length === brs.length) {
      each$e(brs, remove$5);
    }
  };
  const createPaddingBr = () => {
    const br = SugarElement.fromTag("br");
    set$3(br, "data-mce-bogus", "1");
    return br;
  };
  const fillWithPaddingBr = (elm) => {
    empty(elm);
    append$1(elm, createPaddingBr());
  };
  const trimBlockTrailingBr = (elm) => {
    lastChild(elm).each((lastChild) => {
      prevSibling(lastChild).each((lastChildPrevSibling) => {
        if (
          isBlock$2(elm) &&
          isBr$5(lastChild) &&
          isBlock$2(lastChildPrevSibling)
        ) {
          remove$5(lastChild);
        }
      });
    });
  };

  const ZWSP$1 = zeroWidth;
  const isZwsp$1 = isZwsp$2;
  const trim$1 = removeZwsp;

  const isElement$5 = isElement$6;
  const isText$9 = isText$a;
  const isCaretContainerBlock$1 = (node) => {
    if (isText$9(node)) {
      node = node.parentNode;
    }
    return isElement$5(node) && node.hasAttribute("data-mce-caret");
  };
  const isCaretContainerInline = (node) =>
    isText$9(node) && isZwsp$1(node.data);
  const isCaretContainer$2 = (node) =>
    isCaretContainerBlock$1(node) || isCaretContainerInline(node);
  const hasContent = (node) =>
    node.firstChild !== node.lastChild || !isBr$6(node.firstChild);
  const insertInline$1 = (node, before) => {
    var _a;
    const doc =
      (_a = node.ownerDocument) !== null && _a !== void 0 ? _a : document;
    const textNode = doc.createTextNode(ZWSP$1);
    const parentNode = node.parentNode;
    if (!before) {
      const sibling = node.nextSibling;
      if (isText$9(sibling)) {
        if (isCaretContainer$2(sibling)) {
          return sibling;
        }
        if (startsWithCaretContainer$1(sibling)) {
          sibling.splitText(1);
          return sibling;
        }
      }
      if (node.nextSibling) {
        parentNode === null || parentNode === void 0
          ? void 0
          : parentNode.insertBefore(textNode, node.nextSibling);
      } else {
        parentNode === null || parentNode === void 0
          ? void 0
          : parentNode.appendChild(textNode);
      }
    } else {
      const sibling = node.previousSibling;
      if (isText$9(sibling)) {
        if (isCaretContainer$2(sibling)) {
          return sibling;
        }
        if (endsWithCaretContainer$1(sibling)) {
          return sibling.splitText(sibling.data.length - 1);
        }
      }
      parentNode === null || parentNode === void 0
        ? void 0
        : parentNode.insertBefore(textNode, node);
    }
    return textNode;
  };
  const isBeforeInline = (pos) => {
    const container = pos.container();
    if (!isText$a(container)) {
      return false;
    }
    return (
      container.data.charAt(pos.offset()) === ZWSP$1 ||
      (pos.isAtStart() && isCaretContainerInline(container.previousSibling))
    );
  };
  const isAfterInline = (pos) => {
    const container = pos.container();
    if (!isText$a(container)) {
      return false;
    }
    return (
      container.data.charAt(pos.offset() - 1) === ZWSP$1 ||
      (pos.isAtEnd() && isCaretContainerInline(container.nextSibling))
    );
  };
  const insertBlock = (blockName, node, before) => {
    var _a;
    const doc =
      (_a = node.ownerDocument) !== null && _a !== void 0 ? _a : document;
    const blockNode = doc.createElement(blockName);
    blockNode.setAttribute("data-mce-caret", before ? "before" : "after");
    blockNode.setAttribute("data-mce-bogus", "all");
    blockNode.appendChild(createPaddingBr().dom);
    const parentNode = node.parentNode;
    if (!before) {
      if (node.nextSibling) {
        parentNode === null || parentNode === void 0
          ? void 0
          : parentNode.insertBefore(blockNode, node.nextSibling);
      } else {
        parentNode === null || parentNode === void 0
          ? void 0
          : parentNode.appendChild(blockNode);
      }
    } else {
      parentNode === null || parentNode === void 0
        ? void 0
        : parentNode.insertBefore(blockNode, node);
    }
    return blockNode;
  };
  const startsWithCaretContainer$1 = (node) =>
    isText$9(node) && node.data[0] === ZWSP$1;
  const endsWithCaretContainer$1 = (node) =>
    isText$9(node) && node.data[node.data.length - 1] === ZWSP$1;
  const trimBogusBr = (elm) => {
    var _a;
    const brs = elm.getElementsByTagName("br");
    const lastBr = brs[brs.length - 1];
    if (isBogus$2(lastBr)) {
      (_a = lastBr.parentNode) === null || _a === void 0
        ? void 0
        : _a.removeChild(lastBr);
    }
  };
  const showCaretContainerBlock = (caretContainer) => {
    if (caretContainer && caretContainer.hasAttribute("data-mce-caret")) {
      trimBogusBr(caretContainer);
      caretContainer.removeAttribute("data-mce-caret");
      caretContainer.removeAttribute("data-mce-bogus");
      caretContainer.removeAttribute("style");
      caretContainer.removeAttribute("data-mce-style");
      caretContainer.removeAttribute("_moz_abspos");
      return caretContainer;
    }
    return null;
  };
  const isRangeInCaretContainerBlock = (range) =>
    isCaretContainerBlock$1(range.startContainer);

  const isContentEditableTrue$2 = isContentEditableTrue$3;
  const isContentEditableFalse$a = isContentEditableFalse$b;
  const isBr$4 = isBr$6;
  const isText$8 = isText$a;
  const isInvalidTextElement = matchNodeNames(["script", "style", "textarea"]);
  const isAtomicInline = matchNodeNames([
    "img",
    "input",
    "textarea",
    "hr",
    "iframe",
    "video",
    "audio",
    "object",
    "embed",
  ]);
  const isTable = matchNodeNames(["table"]);
  const isCaretContainer$1 = isCaretContainer$2;
  const isCaretCandidate$3 = (node) => {
    if (isCaretContainer$1(node)) {
      return false;
    }
    if (isText$8(node)) {
      return !isInvalidTextElement(node.parentNode);
    }
    return (
      isAtomicInline(node) ||
      isBr$4(node) ||
      isTable(node) ||
      isNonUiContentEditableFalse(node)
    );
  };
  const isUnselectable = (node) =>
    isElement$6(node) && node.getAttribute("unselectable") === "true";
  const isNonUiContentEditableFalse = (node) =>
    !isUnselectable(node) && isContentEditableFalse$a(node);
  const isInEditable = (node, root) => {
    for (
      let tempNode = node.parentNode;
      tempNode && tempNode !== root;
      tempNode = tempNode.parentNode
    ) {
      if (isNonUiContentEditableFalse(tempNode)) {
        return false;
      }
      if (isContentEditableTrue$2(tempNode)) {
        return true;
      }
    }
    return true;
  };
  const isAtomicContentEditableFalse = (node) => {
    if (!isNonUiContentEditableFalse(node)) {
      return false;
    }
    return !foldl(
      from(node.getElementsByTagName("*")),
      (result, elm) => {
        return result || isContentEditableTrue$2(elm);
      },
      false
    );
  };
  const isAtomic$1 = (node) =>
    isAtomicInline(node) || isAtomicContentEditableFalse(node);
  const isEditableCaretCandidate$1 = (node, root) =>
    isCaretCandidate$3(node) && isInEditable(node, root);

  const whiteSpaceRegExp = /^[ \t\r\n]*$/;
  const isWhitespaceText = (text) => whiteSpaceRegExp.test(text);
  const isZwsp = (text) => {
    for (const c of text) {
      if (!isZwsp$2(c)) {
        return false;
      }
    }
    return true;
  };
  const isCollapsibleWhitespace$1 = (c) => " \f\t\x0B".indexOf(c) !== -1;
  const isNewLineChar = (c) => c === "\n" || c === "\r";
  const isNewline = (text, idx) =>
    idx < text.length && idx >= 0 ? isNewLineChar(text[idx]) : false;
  const normalize$4 = (
    text,
    tabSpaces = 4,
    isStartOfContent = true,
    isEndOfContent = true
  ) => {
    const tabSpace = repeat(" ", tabSpaces);
    const normalizedText = text.replace(/\t/g, tabSpace);
    const result = foldl(
      normalizedText,
      (acc, c) => {
        if (isCollapsibleWhitespace$1(c) || c === nbsp) {
          if (
            acc.pcIsSpace ||
            (acc.str === "" && isStartOfContent) ||
            (acc.str.length === normalizedText.length - 1 && isEndOfContent) ||
            isNewline(normalizedText, acc.str.length + 1)
          ) {
            return {
              pcIsSpace: false,
              str: acc.str + nbsp,
            };
          } else {
            return {
              pcIsSpace: true,
              str: acc.str + " ",
            };
          }
        } else {
          return {
            pcIsSpace: isNewLineChar(c),
            str: acc.str + c,
          };
        }
      },
      {
        pcIsSpace: false,
        str: "",
      }
    );
    return result.str;
  };

  const hasWhitespacePreserveParent = (node, rootNode) => {
    const rootElement = SugarElement.fromDom(rootNode);
    const startNode = SugarElement.fromDom(node);
    return ancestor$2(startNode, "pre,code", curry(eq, rootElement));
  };
  const isWhitespace$1 = (node, rootNode) => {
    return (
      isText$a(node) &&
      isWhitespaceText(node.data) &&
      !hasWhitespacePreserveParent(node, rootNode)
    );
  };
  const isNamedAnchor = (node) => {
    return (
      isElement$6(node) &&
      node.nodeName === "A" &&
      !node.hasAttribute("href") &&
      (node.hasAttribute("name") || node.hasAttribute("id"))
    );
  };
  const isContent$1 = (node, rootNode) => {
    return (
      (isCaretCandidate$3(node) && !isWhitespace$1(node, rootNode)) ||
      isNamedAnchor(node) ||
      isBookmark(node)
    );
  };
  const isBookmark = hasAttribute("data-mce-bookmark");
  const isBogus$1 = hasAttribute("data-mce-bogus");
  const isBogusAll = hasAttributeValue("data-mce-bogus", "all");
  const isEmptyNode = (targetNode, skipBogus) => {
    let brCount = 0;
    if (isContent$1(targetNode, targetNode)) {
      return false;
    } else {
      let node = targetNode.firstChild;
      if (!node) {
        return true;
      }
      const walker = new DomTreeWalker(node, targetNode);
      do {
        if (skipBogus) {
          if (isBogusAll(node)) {
            node = walker.next(true);
            continue;
          }
          if (isBogus$1(node)) {
            node = walker.next();
            continue;
          }
        }
        if (isBr$6(node)) {
          brCount++;
          node = walker.next();
          continue;
        }
        if (isContent$1(node, targetNode)) {
          return false;
        }
        node = walker.next();
      } while (node);
      return brCount <= 1;
    }
  };
  const isEmpty$2 = (elm, skipBogus = true) => isEmptyNode(elm.dom, skipBogus);

  const transparentBlockAttr = "data-mce-block";
  const elementNames = (map) =>
    filter$5(keys(map), (key) => !/[A-Z]/.test(key));
  const makeSelectorFromSchemaMap = (map) => elementNames(map).join(",");
  const updateTransparent = (blocksSelector, transparent) => {
    if (isNonNullable(transparent.querySelector(blocksSelector))) {
      transparent.setAttribute(transparentBlockAttr, "true");
      if (transparent.getAttribute("data-mce-selected") === "inline-boundary") {
        transparent.removeAttribute("data-mce-selected");
      }
      return true;
    } else {
      transparent.removeAttribute(transparentBlockAttr);
      return false;
    }
  };
  const updateBlockStateOnChildren = (schema, scope) => {
    const transparentSelector = makeSelectorFromSchemaMap(
      schema.getTransparentElements()
    );
    const blocksSelector = makeSelectorFromSchemaMap(schema.getBlockElements());
    return filter$5(
      scope.querySelectorAll(transparentSelector),
      (transparent) => updateTransparent(blocksSelector, transparent)
    );
  };
  const trimEdge = (el, leftSide) => {
    var _a;
    const childPropertyName = leftSide ? "lastChild" : "firstChild";
    for (
      let child = el[childPropertyName];
      child;
      child = child[childPropertyName]
    ) {
      if (isEmpty$2(SugarElement.fromDom(child))) {
        (_a = child.parentNode) === null || _a === void 0
          ? void 0
          : _a.removeChild(child);
        return;
      }
    }
  };
  const split$2 = (parentElm, splitElm) => {
    const range = document.createRange();
    const parentNode = parentElm.parentNode;
    if (parentNode) {
      range.setStartBefore(parentElm);
      range.setEndBefore(splitElm);
      const beforeFragment = range.extractContents();
      trimEdge(beforeFragment, true);
      range.setStartAfter(splitElm);
      range.setEndAfter(parentElm);
      const afterFragment = range.extractContents();
      trimEdge(afterFragment, false);
      if (!isEmpty$2(SugarElement.fromDom(beforeFragment))) {
        parentNode.insertBefore(beforeFragment, parentElm);
      }
      if (!isEmpty$2(SugarElement.fromDom(splitElm))) {
        parentNode.insertBefore(splitElm, parentElm);
      }
      if (!isEmpty$2(SugarElement.fromDom(afterFragment))) {
        parentNode.insertBefore(afterFragment, parentElm);
      }
      parentNode.removeChild(parentElm);
    }
  };
  const splitInvalidChildren = (schema, scope, transparentBlocks) => {
    const blocksElements = schema.getBlockElements();
    const rootNode = SugarElement.fromDom(scope);
    const isBlock = (el) => name(el) in blocksElements;
    const isRoot = (el) => eq(el, rootNode);
    each$e(fromDom$1(transparentBlocks), (transparentBlock) => {
      ancestor$4(transparentBlock, isBlock, isRoot).each((parentBlock) => {
        const invalidChildren = children(
          transparentBlock,
          (el) =>
            isBlock(el) && !schema.isValidChild(name(parentBlock), name(el))
        );
        if (invalidChildren.length > 0) {
          const stateScope = parentElement(parentBlock);
          each$e(invalidChildren, (child) => {
            ancestor$4(child, isBlock, isRoot).each((parentBlock) => {
              split$2(parentBlock.dom, child.dom);
            });
          });
          stateScope.each((scope) =>
            updateBlockStateOnChildren(schema, scope.dom)
          );
        }
      });
    });
  };
  const unwrapInvalidChildren = (schema, scope, transparentBlocks) => {
    each$e(
      [
        ...transparentBlocks,
        ...(isTransparentBlock(schema, scope) ? [scope] : []),
      ],
      (block) =>
        each$e(
          descendants(
            SugarElement.fromDom(block),
            block.nodeName.toLowerCase()
          ),
          (elm) => {
            if (isTransparentInline(schema, elm.dom)) {
              unwrap(elm);
            }
          }
        )
    );
  };
  const updateChildren = (schema, scope) => {
    const transparentBlocks = updateBlockStateOnChildren(schema, scope);
    splitInvalidChildren(schema, scope, transparentBlocks);
    unwrapInvalidChildren(schema, scope, transparentBlocks);
  };
  const updateElement = (schema, target) => {
    if (isTransparentElement(schema, target)) {
      const blocksSelector = makeSelectorFromSchemaMap(
        schema.getBlockElements()
      );
      updateTransparent(blocksSelector, target);
    }
  };
  const updateCaret = (schema, root, caretParent) => {
    const isRoot = (el) => eq(el, SugarElement.fromDom(root));
    const parents = parents$1(SugarElement.fromDom(caretParent), isRoot);
    get$b(parents, parents.length - 2)
      .filter(isElement$7)
      .fold(
        () => updateChildren(schema, root),
        (scope) => updateChildren(schema, scope.dom)
      );
  };
  const hasBlockAttr = (el) => el.hasAttribute(transparentBlockAttr);
  const isTransparentElementName = (schema, name) =>
    has$2(schema.getTransparentElements(), name);
  const isTransparentElement = (schema, node) =>
    isElement$6(node) && isTransparentElementName(schema, node.nodeName);
  const isTransparentBlock = (schema, node) =>
    isTransparentElement(schema, node) && hasBlockAttr(node);
  const isTransparentInline = (schema, node) =>
    isTransparentElement(schema, node) && !hasBlockAttr(node);
  const isTransparentAstBlock = (schema, node) =>
    node.type === 1 &&
    isTransparentElementName(schema, node.name) &&
    isString(node.attr(transparentBlockAttr));

  const browser$2 = detect$2().browser;
  const firstElement = (nodes) => find$2(nodes, isElement$7);
  const getTableCaptionDeltaY = (elm) => {
    if (browser$2.isFirefox() && name(elm) === "table") {
      return firstElement(children$1(elm))
        .filter((elm) => {
          return name(elm) === "caption";
        })
        .bind((caption) => {
          return firstElement(nextSiblings(caption)).map((body) => {
            const bodyTop = body.dom.offsetTop;
            const captionTop = caption.dom.offsetTop;
            const captionHeight = caption.dom.offsetHeight;
            return bodyTop <= captionTop ? -captionHeight : 0;
          });
        })
        .getOr(0);
    } else {
      return 0;
    }
  };
  const hasChild = (elm, child) =>
    elm.children && contains$2(elm.children, child);
  const getPos = (body, elm, rootElm) => {
    let x = 0,
      y = 0;
    const doc = body.ownerDocument;
    rootElm = rootElm ? rootElm : body;
    if (elm) {
      if (
        rootElm === body &&
        elm.getBoundingClientRect &&
        get$7(SugarElement.fromDom(body), "position") === "static"
      ) {
        const pos = elm.getBoundingClientRect();
        x =
          pos.left +
          (doc.documentElement.scrollLeft || body.scrollLeft) -
          doc.documentElement.clientLeft;
        y =
          pos.top +
          (doc.documentElement.scrollTop || body.scrollTop) -
          doc.documentElement.clientTop;
        return {
          x,
          y,
        };
      }
      let offsetParent = elm;
      while (
        offsetParent &&
        offsetParent !== rootElm &&
        offsetParent.nodeType &&
        !hasChild(offsetParent, rootElm)
      ) {
        const castOffsetParent = offsetParent;
        x += castOffsetParent.offsetLeft || 0;
        y += castOffsetParent.offsetTop || 0;
        offsetParent = castOffsetParent.offsetParent;
      }
      offsetParent = elm.parentNode;
      while (
        offsetParent &&
        offsetParent !== rootElm &&
        offsetParent.nodeType &&
        !hasChild(offsetParent, rootElm)
      ) {
        x -= offsetParent.scrollLeft || 0;
        y -= offsetParent.scrollTop || 0;
        offsetParent = offsetParent.parentNode;
      }
      y += getTableCaptionDeltaY(SugarElement.fromDom(elm));
    }
    return {
      x,
      y,
    };
  };

  const StyleSheetLoader = (documentOrShadowRoot, settings = {}) => {
    let idCount = 0;
    const loadedStates = {};
    const edos = SugarElement.fromDom(documentOrShadowRoot);
    const doc = documentOrOwner(edos);
    const _setReferrerPolicy = (referrerPolicy) => {
      settings.referrerPolicy = referrerPolicy;
    };
    const _setContentCssCors = (contentCssCors) => {
      settings.contentCssCors = contentCssCors;
    };
    const addStyle = (element) => {
      append$1(getStyleContainer(edos), element);
    };
    const removeStyle = (id) => {
      const styleContainer = getStyleContainer(edos);
      descendant(styleContainer, "#" + id).each(remove$5);
    };
    const getOrCreateState = (url) =>
      get$a(loadedStates, url).getOrThunk(() => ({
        id: "mce-u" + idCount++,
        passed: [],
        failed: [],
        count: 0,
      }));
    const load = (url) =>
      new Promise((success, failure) => {
        let link;
        const urlWithSuffix = Tools._addCacheSuffix(url);
        const state = getOrCreateState(urlWithSuffix);
        loadedStates[urlWithSuffix] = state;
        state.count++;
        const resolve = (callbacks, status) => {
          each$e(callbacks, call);
          state.status = status;
          state.passed = [];
          state.failed = [];
          if (link) {
            link.onload = null;
            link.onerror = null;
            link = null;
          }
        };
        const passed = () => resolve(state.passed, 2);
        const failed = () => resolve(state.failed, 3);
        if (success) {
          state.passed.push(success);
        }
        if (failure) {
          state.failed.push(failure);
        }
        if (state.status === 1) {
          return;
        }
        if (state.status === 2) {
          passed();
          return;
        }
        if (state.status === 3) {
          failed();
          return;
        }
        state.status = 1;
        const linkElem = SugarElement.fromTag("link", doc.dom);
        setAll$1(linkElem, {
          rel: "stylesheet",
          type: "text/css",
          id: state.id,
        });
        if (settings.contentCssCors) {
          set$3(linkElem, "crossOrigin", "anonymous");
        }
        if (settings.referrerPolicy) {
          set$3(linkElem, "referrerpolicy", settings.referrerPolicy);
        }
        link = linkElem.dom;
        link.onload = passed;
        link.onerror = failed;
        addStyle(linkElem);
        set$3(linkElem, "href", urlWithSuffix);
      });
    const loadAll = (urls) => {
      const loadedUrls = Promise.allSettled(
        map$3(urls, (url) => load(url).then(constant(url)))
      );
      return loadedUrls.then((results) => {
        const parts = partition$2(results, (r) => r.status === "fulfilled");
        if (parts.fail.length > 0) {
          return Promise.reject(map$3(parts.fail, (result) => result.reason));
        } else {
          return map$3(parts.pass, (result) => result.value);
        }
      });
    };
    const unload = (url) => {
      const urlWithSuffix = Tools._addCacheSuffix(url);
      get$a(loadedStates, urlWithSuffix).each((state) => {
        const count = --state.count;
        if (count === 0) {
          delete loadedStates[urlWithSuffix];
          removeStyle(state.id);
        }
      });
    };
    const unloadAll = (urls) => {
      each$e(urls, (url) => {
        unload(url);
      });
    };
    return {
      load,
      loadAll,
      unload,
      unloadAll,
      _setReferrerPolicy,
      _setContentCssCors,
    };
  };

  const create$d = () => {
    const map = new WeakMap();
    const forElement = (referenceElement, settings) => {
      const root = getRootNode(referenceElement);
      const rootDom = root.dom;
      return Optional.from(map.get(rootDom)).getOrThunk(() => {
        const sl = StyleSheetLoader(rootDom, settings);
        map.set(rootDom, sl);
        return sl;
      });
    };
    return { forElement };
  };
  const instance = create$d();

  const isSpan = (node) => node.nodeName.toLowerCase() === "span";
  const isInlineContent = (node, root) =>
    isNonNullable(node) &&
    (isContent$1(node, root) || isInline$1(SugarElement.fromDom(node)));
  const surroundedByInlineContent = (node, root) => {
    const prev = new DomTreeWalker(node, root).prev(false);
    const next = new DomTreeWalker(node, root).next(false);
    const prevIsInline = isUndefined(prev) || isInlineContent(prev, root);
    const nextIsInline = isUndefined(next) || isInlineContent(next, root);
    return prevIsInline && nextIsInline;
  };
  const isBookmarkNode$2 = (node) =>
    isSpan(node) && node.getAttribute("data-mce-type") === "bookmark";
  const isKeepTextNode = (node, root) =>
    isText$a(node) &&
    node.data.length > 0 &&
    surroundedByInlineContent(node, root);
  const isKeepElement = (node) =>
    isElement$6(node) ? node.childNodes.length > 0 : false;
  const isDocument = (node) => isDocumentFragment(node) || isDocument$1(node);
  const trimNode = (dom, node, root) => {
    var _a;
    const rootNode = root || node;
    if (isElement$6(node) && isBookmarkNode$2(node)) {
      return node;
    }
    const children = node.childNodes;
    for (let i = children.length - 1; i >= 0; i--) {
      trimNode(dom, children[i], rootNode);
    }
    if (isElement$6(node)) {
      const currentChildren = node.childNodes;
      if (
        currentChildren.length === 1 &&
        isBookmarkNode$2(currentChildren[0])
      ) {
        (_a = node.parentNode) === null || _a === void 0
          ? void 0
          : _a.insertBefore(currentChildren[0], node);
      }
    }
    if (
      !isDocument(node) &&
      !isContent$1(node, rootNode) &&
      !isKeepElement(node) &&
      !isKeepTextNode(node, rootNode)
    ) {
      dom.remove(node);
    }
    return node;
  };

  const makeMap$3 = Tools.makeMap;
  const attrsCharsRegExp =
    /[&<>\"\u0060\u007E-\uD7FF\uE000-\uFFEF]|[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
  const textCharsRegExp =
    /[<>&\u007E-\uD7FF\uE000-\uFFEF]|[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
  const rawCharsRegExp = /[<>&\"\']/g;
  const entityRegExp = /&#([a-z0-9]+);?|&([a-z0-9]+);/gi;
  const asciiMap = {
    128: "\u20AC",
    130: "\u201A",
    131: "\u0192",
    132: "\u201E",
    133: "\u2026",
    134: "\u2020",
    135: "\u2021",
    136: "\u02c6",
    137: "\u2030",
    138: "\u0160",
    139: "\u2039",
    140: "\u0152",
    142: "\u017d",
    145: "\u2018",
    146: "\u2019",
    147: "\u201C",
    148: "\u201D",
    149: "\u2022",
    150: "\u2013",
    151: "\u2014",
    152: "\u02DC",
    153: "\u2122",
    154: "\u0161",
    155: "\u203A",
    156: "\u0153",
    158: "\u017e",
    159: "\u0178",
  };
  const baseEntities = {
    '"': "&quot;",
    "'": "&#39;",
    "<": "&lt;",
    ">": "&gt;",
    "&": "&amp;",
    "`": "&#96;",
  };
  const reverseEntities = {
    "&lt;": "<",
    "&gt;": ">",
    "&amp;": "&",
    "&quot;": '"',
    "&apos;": `'`,
  };
  const nativeDecode = (text) => {
    const elm = SugarElement.fromTag("div").dom;
    elm.innerHTML = text;
    return elm.textContent || elm.innerText || text;
  };
  const buildEntitiesLookup = (items, radix) => {
    const lookup = {};
    if (items) {
      const itemList = items.split(",");
      radix = radix || 10;
      for (let i = 0; i < itemList.length; i += 2) {
        const chr = String.fromCharCode(parseInt(itemList[i], radix));
        if (!baseEntities[chr]) {
          const entity = "&" + itemList[i + 1] + ";";
          lookup[chr] = entity;
          lookup[entity] = chr;
        }
      }
      return lookup;
    } else {
      return undefined;
    }
  };
  const namedEntities = buildEntitiesLookup(
    "50,nbsp,51,iexcl,52,cent,53,pound,54,curren,55,yen,56,brvbar,57,sect,58,uml,59,copy," +
      "5a,ordf,5b,laquo,5c,not,5d,shy,5e,reg,5f,macr,5g,deg,5h,plusmn,5i,sup2,5j,sup3,5k,acute," +
      "5l,micro,5m,para,5n,middot,5o,cedil,5p,sup1,5q,ordm,5r,raquo,5s,frac14,5t,frac12,5u,frac34," +
      "5v,iquest,60,Agrave,61,Aacute,62,Acirc,63,Atilde,64,Auml,65,Aring,66,AElig,67,Ccedil," +
      "68,Egrave,69,Eacute,6a,Ecirc,6b,Euml,6c,Igrave,6d,Iacute,6e,Icirc,6f,Iuml,6g,ETH,6h,Ntilde," +
      "6i,Ograve,6j,Oacute,6k,Ocirc,6l,Otilde,6m,Ouml,6n,times,6o,Oslash,6p,Ugrave,6q,Uacute," +
      "6r,Ucirc,6s,Uuml,6t,Yacute,6u,THORN,6v,szlig,70,agrave,71,aacute,72,acirc,73,atilde,74,auml," +
      "75,aring,76,aelig,77,ccedil,78,egrave,79,eacute,7a,ecirc,7b,euml,7c,igrave,7d,iacute,7e,icirc," +
      "7f,iuml,7g,eth,7h,ntilde,7i,ograve,7j,oacute,7k,ocirc,7l,otilde,7m,ouml,7n,divide,7o,oslash," +
      "7p,ugrave,7q,uacute,7r,ucirc,7s,uuml,7t,yacute,7u,thorn,7v,yuml,ci,fnof,sh,Alpha,si,Beta," +
      "sj,Gamma,sk,Delta,sl,Epsilon,sm,Zeta,sn,Eta,so,Theta,sp,Iota,sq,Kappa,sr,Lambda,ss,Mu," +
      "st,Nu,su,Xi,sv,Omicron,t0,Pi,t1,Rho,t3,Sigma,t4,Tau,t5,Upsilon,t6,Phi,t7,Chi,t8,Psi," +
      "t9,Omega,th,alpha,ti,beta,tj,gamma,tk,delta,tl,epsilon,tm,zeta,tn,eta,to,theta,tp,iota," +
      "tq,kappa,tr,lambda,ts,mu,tt,nu,tu,xi,tv,omicron,u0,pi,u1,rho,u2,sigmaf,u3,sigma,u4,tau," +
      "u5,upsilon,u6,phi,u7,chi,u8,psi,u9,omega,uh,thetasym,ui,upsih,um,piv,812,bull,816,hellip," +
      "81i,prime,81j,Prime,81u,oline,824,frasl,88o,weierp,88h,image,88s,real,892,trade,89l,alefsym," +
      "8cg,larr,8ch,uarr,8ci,rarr,8cj,darr,8ck,harr,8dl,crarr,8eg,lArr,8eh,uArr,8ei,rArr,8ej,dArr," +
      "8ek,hArr,8g0,forall,8g2,part,8g3,exist,8g5,empty,8g7,nabla,8g8,isin,8g9,notin,8gb,ni,8gf,prod," +
      "8gh,sum,8gi,minus,8gn,lowast,8gq,radic,8gt,prop,8gu,infin,8h0,ang,8h7,and,8h8,or,8h9,cap,8ha,cup," +
      "8hb,int,8hk,there4,8hs,sim,8i5,cong,8i8,asymp,8j0,ne,8j1,equiv,8j4,le,8j5,ge,8k2,sub,8k3,sup,8k4," +
      "nsub,8k6,sube,8k7,supe,8kl,oplus,8kn,otimes,8l5,perp,8m5,sdot,8o8,lceil,8o9,rceil,8oa,lfloor,8ob," +
      "rfloor,8p9,lang,8pa,rang,9ea,loz,9j0,spades,9j3,clubs,9j5,hearts,9j6,diams,ai,OElig,aj,oelig,b0," +
      "Scaron,b1,scaron,bo,Yuml,m6,circ,ms,tilde,802,ensp,803,emsp,809,thinsp,80c,zwnj,80d,zwj,80e,lrm," +
      "80f,rlm,80j,ndash,80k,mdash,80o,lsquo,80p,rsquo,80q,sbquo,80s,ldquo,80t,rdquo,80u,bdquo,810,dagger," +
      "811,Dagger,81g,permil,81p,lsaquo,81q,rsaquo,85c,euro",
    32
  );
  const encodeRaw = (text, attr) =>
    text.replace(attr ? attrsCharsRegExp : textCharsRegExp, (chr) => {
      return baseEntities[chr] || chr;
    });
  const encodeAllRaw = (text) =>
    ("" + text).replace(rawCharsRegExp, (chr) => {
      return baseEntities[chr] || chr;
    });
  const encodeNumeric = (text, attr) =>
    text.replace(attr ? attrsCharsRegExp : textCharsRegExp, (chr) => {
      if (chr.length > 1) {
        return (
          "&#" +
          ((chr.charCodeAt(0) - 55296) * 1024 +
            (chr.charCodeAt(1) - 56320) +
            65536) +
          ";"
        );
      }
      return baseEntities[chr] || "&#" + chr.charCodeAt(0) + ";";
    });
  const encodeNamed = (text, attr, entities) => {
    const resolveEntities = entities || namedEntities;
    return text.replace(attr ? attrsCharsRegExp : textCharsRegExp, (chr) => {
      return baseEntities[chr] || resolveEntities[chr] || chr;
    });
  };
  const getEncodeFunc = (name, entities) => {
    const entitiesMap = buildEntitiesLookup(entities) || namedEntities;
    const encodeNamedAndNumeric = (text, attr) =>
      text.replace(attr ? attrsCharsRegExp : textCharsRegExp, (chr) => {
        if (baseEntities[chr] !== undefined) {
          return baseEntities[chr];
        }
        if (entitiesMap[chr] !== undefined) {
          return entitiesMap[chr];
        }
        if (chr.length > 1) {
          return (
            "&#" +
            ((chr.charCodeAt(0) - 55296) * 1024 +
              (chr.charCodeAt(1) - 56320) +
              65536) +
            ";"
          );
        }
        return "&#" + chr.charCodeAt(0) + ";";
      });
    const encodeCustomNamed = (text, attr) => {
      return encodeNamed(text, attr, entitiesMap);
    };
    const nameMap = makeMap$3(name.replace(/\+/g, ","));
    if (nameMap.named && nameMap.numeric) {
      return encodeNamedAndNumeric;
    }
    if (nameMap.named) {
      if (entities) {
        return encodeCustomNamed;
      }
      return encodeNamed;
    }
    if (nameMap.numeric) {
      return encodeNumeric;
    }
    return encodeRaw;
  };
  const decode = (text) =>
    text.replace(entityRegExp, (all, numeric) => {
      if (numeric) {
        if (numeric.charAt(0).toLowerCase() === "x") {
          numeric = parseInt(numeric.substr(1), 16);
        } else {
          numeric = parseInt(numeric, 10);
        }
        if (numeric > 65535) {
          numeric -= 65536;
          return String.fromCharCode(
            55296 + (numeric >> 10),
            56320 + (numeric & 1023)
          );
        }
        return asciiMap[numeric] || String.fromCharCode(numeric);
      }
      return reverseEntities[all] || namedEntities[all] || nativeDecode(all);
    });
  const Entities = {
    encodeRaw,
    encodeAllRaw,
    encodeNumeric,
    encodeNamed,
    getEncodeFunc,
    decode,
  };

  const split$1 = (items, delim) => {
    items = Tools.trim(items);
    return items ? items.split(delim || " ") : [];
  };
  const patternToRegExp = (str) =>
    new RegExp("^" + str.replace(/([?+*])/g, ".$1") + "$");

  const parseCustomElementsRules = (value) => {
    const customElementRegExp = /^(~)?(.+)$/;
    return bind$3(split$1(value, ","), (rule) => {
      const matches = customElementRegExp.exec(rule);
      if (matches) {
        const inline = matches[1] === "~";
        const cloneName = inline ? "span" : "div";
        const name = matches[2];
        return [
          {
            inline,
            cloneName,
            name,
          },
        ];
      } else {
        return [];
      }
    });
  };

  const getElementSetsAsStrings = (type) => {
    let globalAttributes, blockContent;
    let phrasingContent, flowContent;
    globalAttributes = "id accesskey class dir lang style tabindex title role";
    blockContent =
      "address blockquote div dl fieldset form h1 h2 h3 h4 h5 h6 hr menu ol p pre table ul";
    phrasingContent =
      "a abbr b bdo br button cite code del dfn em embed i iframe img input ins kbd " +
      "label map noscript object q s samp script select small span strong sub sup " +
      "textarea u var #text #comment";
    if (type !== "html4") {
      const transparentContent = "a ins del canvas map";
      globalAttributes +=
        " contenteditable contextmenu draggable dropzone " +
        "hidden spellcheck translate";
      blockContent +=
        " article aside details dialog figure main header footer hgroup section nav " +
        transparentContent;
      phrasingContent +=
        " audio canvas command datalist mark meter output picture " +
        "progress time wbr video ruby bdi keygen";
    }
    if (type !== "html5-strict") {
      globalAttributes += " xml:lang";
      const html4PhrasingContent = "acronym applet basefont big font strike tt";
      phrasingContent = [phrasingContent, html4PhrasingContent].join(" ");
      const html4BlockContent = "center dir isindex noframes";
      blockContent = [blockContent, html4BlockContent].join(" ");
      flowContent = [blockContent, phrasingContent].join(" ");
    }
    flowContent = flowContent || [blockContent, phrasingContent].join(" ");
    return {
      globalAttributes,
      blockContent,
      phrasingContent,
      flowContent,
    };
  };

  const makeSchema = (type) => {
    const { globalAttributes, phrasingContent, flowContent } =
      getElementSetsAsStrings(type);
    const schema = {};
    const add = (name, attributes = "", children = "") => {
      const childNames = split$1(children);
      const names = split$1(name);
      let ni = names.length;
      while (ni--) {
        const attributesOrder = split$1(
          [globalAttributes, attributes].join(" ")
        );
        schema[names[ni]] = {
          attributes: mapToObject(attributesOrder, constant({})),
          attributesOrder,
          children: mapToObject(childNames, constant({})),
        };
      }
    };
    const addAttrs = (name, attributes) => {
      const names = split$1(name);
      const attrs = split$1(attributes);
      let ni = names.length;
      while (ni--) {
        const schemaItem = schema[names[ni]];
        for (let i = 0, l = attrs.length; i < l; i++) {
          schemaItem.attributes[attrs[i]] = {};
          schemaItem.attributesOrder.push(attrs[i]);
        }
      }
    };
    if (type !== "html5-strict") {
      const html4PhrasingContent = "acronym applet basefont big font strike tt";
      each$e(split$1(html4PhrasingContent), (name) => {
        add(name, "", phrasingContent);
      });
      const html4BlockContent = "center dir isindex noframes";
      each$e(split$1(html4BlockContent), (name) => {
        add(name, "", flowContent);
      });
    }
    add("html", "manifest", "head body");
    add("head", "", "base command link meta noscript script style title");
    add("title hr noscript br");
    add("base", "href target");
    add("link", "href rel media hreflang type sizes hreflang");
    add("meta", "name http-equiv content charset");
    add("style", "media type scoped");
    add("script", "src async defer type charset");
    add(
      "body",
      "onafterprint onbeforeprint onbeforeunload onblur onerror onfocus " +
        "onhashchange onload onmessage onoffline ononline onpagehide onpageshow " +
        "onpopstate onresize onscroll onstorage onunload",
      flowContent
    );
    add("dd div", "", flowContent);
    add(
      "address dt caption",
      "",
      type === "html4" ? phrasingContent : flowContent
    );
    add(
      "h1 h2 h3 h4 h5 h6 pre p abbr code var samp kbd sub sup i b u bdo span legend em strong small s cite dfn",
      "",
      phrasingContent
    );
    add("blockquote", "cite", flowContent);
    add("ol", "reversed start type", "li");
    add("ul", "", "li");
    add("li", "value", flowContent);
    add("dl", "", "dt dd");
    add(
      "a",
      "href target rel media hreflang type",
      type === "html4" ? phrasingContent : flowContent
    );
    add("q", "cite", phrasingContent);
    add("ins del", "cite datetime", flowContent);
    add("img", "src sizes srcset alt usemap ismap width height");
    add("iframe", "src name width height", flowContent);
    add("embed", "src type width height");
    add(
      "object",
      "data type typemustmatch name usemap form width height",
      [flowContent, "param"].join(" ")
    );
    add("param", "name value");
    add("map", "name", [flowContent, "area"].join(" "));
    add("area", "alt coords shape href target rel media hreflang type");
    add(
      "table",
      "border",
      "caption colgroup thead tfoot tbody tr" + (type === "html4" ? " col" : "")
    );
    add("colgroup", "span", "col");
    add("col", "span");
    add("tbody thead tfoot", "", "tr");
    add("tr", "", "td th");
    add("td", "colspan rowspan headers", flowContent);
    add("th", "colspan rowspan headers scope abbr", flowContent);
    add(
      "form",
      "accept-charset action autocomplete enctype method name novalidate target",
      flowContent
    );
    add("fieldset", "disabled form name", [flowContent, "legend"].join(" "));
    add("label", "form for", phrasingContent);
    add(
      "input",
      "accept alt autocomplete checked dirname disabled form formaction formenctype formmethod formnovalidate " +
        "formtarget height list max maxlength min multiple name pattern readonly required size src step type value width"
    );
    add(
      "button",
      "disabled form formaction formenctype formmethod formnovalidate formtarget name type value",
      type === "html4" ? flowContent : phrasingContent
    );
    add(
      "select",
      "disabled form multiple name required size",
      "option optgroup"
    );
    add("optgroup", "disabled label", "option");
    add("option", "disabled label selected value");
    add(
      "textarea",
      "cols dirname disabled form maxlength name readonly required rows wrap"
    );
    add("menu", "type label", [flowContent, "li"].join(" "));
    add("noscript", "", flowContent);
    if (type !== "html4") {
      add("wbr");
      add("ruby", "", [phrasingContent, "rt rp"].join(" "));
      add("figcaption", "", flowContent);
      add("mark rt rp summary bdi", "", phrasingContent);
      add("canvas", "width height", flowContent);
      add(
        "video",
        "src crossorigin poster preload autoplay mediagroup loop " +
          "muted controls width height buffered",
        [flowContent, "track source"].join(" ")
      );
      add(
        "audio",
        "src crossorigin preload autoplay mediagroup loop muted controls " +
          "buffered volume",
        [flowContent, "track source"].join(" ")
      );
      add("picture", "", "img source");
      add("source", "src srcset type media sizes");
      add("track", "kind src srclang label default");
      add("datalist", "", [phrasingContent, "option"].join(" "));
      add("article section nav aside main header footer", "", flowContent);
      add("hgroup", "", "h1 h2 h3 h4 h5 h6");
      add("figure", "", [flowContent, "figcaption"].join(" "));
      add("time", "datetime", phrasingContent);
      add("dialog", "open", flowContent);
      add("command", "type label icon disabled checked radiogroup command");
      add("output", "for form name", phrasingContent);
      add("progress", "value max", phrasingContent);
      add("meter", "value min max low high optimum", phrasingContent);
      add("details", "open", [flowContent, "summary"].join(" "));
      add("keygen", "autofocus challenge disabled form keytype name");
    }
    if (type !== "html5-strict") {
      addAttrs("script", "language xml:space");
      addAttrs("style", "xml:space");
      addAttrs(
        "object",
        "declare classid code codebase codetype archive standby align border hspace vspace"
      );
      addAttrs("embed", "align name hspace vspace");
      addAttrs("param", "valuetype type");
      addAttrs("a", "charset name rev shape coords");
      addAttrs("br", "clear");
      addAttrs(
        "applet",
        "codebase archive code object alt name width height align hspace vspace"
      );
      addAttrs("img", "name longdesc align border hspace vspace");
      addAttrs(
        "iframe",
        "longdesc frameborder marginwidth marginheight scrolling align"
      );
      addAttrs("font basefont", "size color face");
      addAttrs("input", "usemap align");
      addAttrs("select");
      addAttrs("textarea");
      addAttrs("h1 h2 h3 h4 h5 h6 div p legend caption", "align");
      addAttrs("ul", "type compact");
      addAttrs("li", "type");
      addAttrs("ol dl menu dir", "compact");
      addAttrs("pre", "width xml:space");
      addAttrs("hr", "align noshade size width");
      addAttrs("isindex", "prompt");
      addAttrs(
        "table",
        "summary width frame rules cellspacing cellpadding align bgcolor"
      );
      addAttrs("col", "width align char charoff valign");
      addAttrs("colgroup", "width align char charoff valign");
      addAttrs("thead", "align char charoff valign");
      addAttrs("tr", "align char charoff valign bgcolor");
      addAttrs(
        "th",
        "axis align char charoff valign nowrap bgcolor width height"
      );
      addAttrs("form", "accept");
      addAttrs(
        "td",
        "abbr axis scope align char charoff valign nowrap bgcolor width height"
      );
      addAttrs("tfoot", "align char charoff valign");
      addAttrs("tbody", "align char charoff valign");
      addAttrs("area", "nohref");
      addAttrs("body", "background bgcolor text link vlink alink");
    }
    if (type !== "html4") {
      addAttrs("input button select textarea", "autofocus");
      addAttrs("input textarea", "placeholder");
      addAttrs("a", "download");
      addAttrs("link script img", "crossorigin");
      addAttrs("img", "loading");
      addAttrs("iframe", "sandbox seamless allow allowfullscreen loading");
    }
    if (type !== "html4") {
      each$e([schema.video, schema.audio], (item) => {
        delete item.children.audio;
        delete item.children.video;
      });
    }
    each$e(split$1("a form meter progress dfn"), (name) => {
      if (schema[name]) {
        delete schema[name].children[name];
      }
    });
    delete schema.caption.children.table;
    delete schema.script;
    return schema;
  };

  const prefixToOperation = (prefix) => (prefix === "-" ? "remove" : "add");
  const parseValidChildrenRules = (value) => {
    const childRuleRegExp =
      /^([+\-]?)([A-Za-z0-9_\-.\u00b7\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u037d\u037f-\u1fff\u200c-\u200d\u203f-\u2040\u2070-\u218f\u2c00-\u2fef\u3001-\ud7ff\uf900-\ufdcf\ufdf0-\ufffd]+)\[([^\]]+)]$/;
    return bind$3(split$1(value, ","), (rule) => {
      const matches = childRuleRegExp.exec(rule);
      if (matches) {
        const prefix = matches[1];
        const operation = prefix ? prefixToOperation(prefix) : "replace";
        const name = matches[2];
        const validChildren = split$1(matches[3], "|");
        return [
          {
            operation,
            name,
            validChildren,
          },
        ];
      } else {
        return [];
      }
    });
  };

  const parseValidElementsAttrDataIntoElement = (attrData, targetElement) => {
    const attrRuleRegExp = /^([!\-])?(\w+[\\:]:\w+|[^=~<]+)?(?:([=~<])(.*))?$/;
    const hasPatternsRegExp = /[*?+]/;
    const { attributes, attributesOrder } = targetElement;
    return each$e(split$1(attrData, "|"), (rule) => {
      const matches = attrRuleRegExp.exec(rule);
      if (matches) {
        const attr = {};
        const attrType = matches[1];
        const attrName = matches[2].replace(/[\\:]:/g, ":");
        const attrPrefix = matches[3];
        const value = matches[4];
        if (attrType === "!") {
          targetElement.attributesRequired =
            targetElement.attributesRequired || [];
          targetElement.attributesRequired.push(attrName);
          attr.required = true;
        }
        if (attrType === "-") {
          delete attributes[attrName];
          attributesOrder.splice(Tools.inArray(attributesOrder, attrName), 1);
          return;
        }
        if (attrPrefix) {
          if (attrPrefix === "=") {
            targetElement.attributesDefault =
              targetElement.attributesDefault || [];
            targetElement.attributesDefault.push({
              name: attrName,
              value,
            });
            attr.defaultValue = value;
          } else if (attrPrefix === "~") {
            targetElement.attributesForced =
              targetElement.attributesForced || [];
            targetElement.attributesForced.push({
              name: attrName,
              value,
            });
            attr.forcedValue = value;
          } else if (attrPrefix === "<") {
            attr.validValues = Tools.makeMap(value, "?");
          }
        }
        if (hasPatternsRegExp.test(attrName)) {
          const attrPattern = attr;
          targetElement.attributePatterns =
            targetElement.attributePatterns || [];
          attrPattern.pattern = patternToRegExp(attrName);
          targetElement.attributePatterns.push(attrPattern);
        } else {
          if (!attributes[attrName]) {
            attributesOrder.push(attrName);
          }
          attributes[attrName] = attr;
        }
      }
    });
  };
  const cloneAttributesInto = (from, to) => {
    each$d(from.attributes, (value, key) => {
      to.attributes[key] = value;
    });
    to.attributesOrder.push(...from.attributesOrder);
  };
  const parseValidElementsRules = (globalElement, validElements) => {
    const elementRuleRegExp =
      /^([#+\-])?([^\[!\/]+)(?:\/([^\[!]+))?(?:(!?)\[([^\]]+)])?$/;
    return bind$3(split$1(validElements, ","), (rule) => {
      const matches = elementRuleRegExp.exec(rule);
      if (matches) {
        const prefix = matches[1];
        const elementName = matches[2];
        const outputName = matches[3];
        const attrsPrefix = matches[4];
        const attrData = matches[5];
        const element = {
          attributes: {},
          attributesOrder: [],
        };
        globalElement.each((el) => cloneAttributesInto(el, element));
        if (prefix === "#") {
          element.paddEmpty = true;
        } else if (prefix === "-") {
          element.removeEmpty = true;
        }
        if (attrsPrefix === "!") {
          element.removeEmptyAttrs = true;
        }
        if (attrData) {
          parseValidElementsAttrDataIntoElement(attrData, element);
        }
        if (outputName) {
          element.outputName = elementName;
        }
        if (elementName === "@") {
          if (globalElement.isNone()) {
            globalElement = Optional.some(element);
          } else {
            return [];
          }
        }
        return [
          outputName
            ? {
                name: elementName,
                element,
                aliasName: outputName,
              }
            : {
                name: elementName,
                element,
              },
        ];
      } else {
        return [];
      }
    });
  };

  const mapCache = {};
  const makeMap$2 = Tools.makeMap,
    each$b = Tools.each,
    extend$2 = Tools.extend,
    explode$2 = Tools.explode;
  const createMap = (defaultValue, extendWith = {}) => {
    const value = makeMap$2(
      defaultValue,
      " ",
      makeMap$2(defaultValue.toUpperCase(), " ")
    );
    return extend$2(value, extendWith);
  };
  const getTextRootBlockElements = (schema) =>
    createMap(
      "td th li dt dd figcaption caption details summary",
      schema.getTextBlockElements()
    );
  const compileElementMap = (value, mode) => {
    if (value) {
      const styles = {};
      if (isString(value)) {
        value = { "*": value };
      }
      each$b(value, (value, key) => {
        styles[key] = styles[key.toUpperCase()] =
          mode === "map" ? makeMap$2(value, /[, ]/) : explode$2(value, /[, ]/);
      });
      return styles;
    } else {
      return undefined;
    }
  };
  const Schema = (settings = {}) => {
    var _a;
    const elements = {};
    const children = {};
    let patternElements = [];
    const customElementsMap = {};
    const specialElements = {};
    const createLookupTable = (option, defaultValue, extendWith) => {
      const value = settings[option];
      if (!value) {
        let newValue = mapCache[option];
        if (!newValue) {
          newValue = createMap(defaultValue, extendWith);
          mapCache[option] = newValue;
        }
        return newValue;
      } else {
        return makeMap$2(value, /[, ]/, makeMap$2(value.toUpperCase(), /[, ]/));
      }
    };
    const schemaType =
      (_a = settings.schema) !== null && _a !== void 0 ? _a : "html5";
    const schemaItems = makeSchema(schemaType);
    if (settings.verify_html === false) {
      settings.valid_elements = "*[*]";
    }
    const validStyles = compileElementMap(settings.valid_styles);
    const invalidStyles = compileElementMap(settings.invalid_styles, "map");
    const validClasses = compileElementMap(settings.valid_classes, "map");
    const whitespaceElementsMap = createLookupTable(
      "whitespace_elements",
      "pre script noscript style textarea video audio iframe object code"
    );
    const selfClosingElementsMap = createLookupTable(
      "self_closing_elements",
      "colgroup dd dt li option p td tfoot th thead tr"
    );
    const voidElementsMap = createLookupTable(
      "void_elements",
      "area base basefont br col frame hr img input isindex link " +
        "meta param embed source wbr track"
    );
    const boolAttrMap = createLookupTable(
      "boolean_attributes",
      "checked compact declare defer disabled ismap multiple nohref noresize " +
        "noshade nowrap readonly selected autoplay loop controls allowfullscreen"
    );
    const nonEmptyOrMoveCaretBeforeOnEnter =
      "td th iframe video audio object script code";
    const nonEmptyElementsMap = createLookupTable(
      "non_empty_elements",
      nonEmptyOrMoveCaretBeforeOnEnter + " pre",
      voidElementsMap
    );
    const moveCaretBeforeOnEnterElementsMap = createLookupTable(
      "move_caret_before_on_enter_elements",
      nonEmptyOrMoveCaretBeforeOnEnter + " table",
      voidElementsMap
    );
    const textBlockElementsMap = createLookupTable(
      "text_block_elements",
      "h1 h2 h3 h4 h5 h6 p div address pre form " +
        "blockquote center dir fieldset header footer article section hgroup aside main nav figure"
    );
    const blockElementsMap = createLookupTable(
      "block_elements",
      "hr table tbody thead tfoot " +
        "th tr td li ol ul caption dl dt dd noscript menu isindex option " +
        "datalist select optgroup figcaption details summary",
      textBlockElementsMap
    );
    const textInlineElementsMap = createLookupTable(
      "text_inline_elements",
      "span strong b em i font s strike u var cite " +
        "dfn code mark q sup sub samp"
    );
    const transparentElementsMap = createLookupTable(
      "transparent_elements",
      "a ins del canvas map"
    );
    each$b(
      "script noscript iframe noframes noembed title style textarea xmp plaintext".split(
        " "
      ),
      (name) => {
        specialElements[name] = new RegExp("</" + name + "[^>]*>", "gi");
      }
    );
    const addValidElements = (validElements) => {
      const globalElement = Optional.from(elements["@"]);
      const hasPatternsRegExp = /[*?+]/;
      each$e(
        parseValidElementsRules(
          globalElement,
          validElements !== null && validElements !== void 0
            ? validElements
            : ""
        ),
        ({ name, element, aliasName }) => {
          if (aliasName) {
            elements[aliasName] = element;
          }
          if (hasPatternsRegExp.test(name)) {
            const patternElement = element;
            patternElement.pattern = patternToRegExp(name);
            patternElements.push(patternElement);
          } else {
            elements[name] = element;
          }
        }
      );
    };
    const setValidElements = (validElements) => {
      patternElements = [];
      each$e(keys(elements), (name) => {
        delete elements[name];
      });
      addValidElements(validElements);
    };
    const addCustomElements = (customElements) => {
      delete mapCache.text_block_elements;
      delete mapCache.block_elements;
      each$e(
        parseCustomElementsRules(
          customElements !== null && customElements !== void 0
            ? customElements
            : ""
        ),
        ({ inline, name, cloneName }) => {
          children[name] = children[cloneName];
          customElementsMap[name] = cloneName;
          nonEmptyElementsMap[name.toUpperCase()] = {};
          nonEmptyElementsMap[name] = {};
          if (!inline) {
            blockElementsMap[name.toUpperCase()] = {};
            blockElementsMap[name] = {};
          }
          if (!elements[name]) {
            let customRule = elements[cloneName];
            customRule = extend$2({}, customRule);
            delete customRule.removeEmptyAttrs;
            delete customRule.removeEmpty;
            elements[name] = customRule;
          }
          each$d(children, (element, elmName) => {
            if (element[cloneName]) {
              children[elmName] = element = extend$2({}, children[elmName]);
              element[name] = element[cloneName];
            }
          });
        }
      );
    };
    const addValidChildren = (validChildren) => {
      each$e(
        parseValidChildrenRules(
          validChildren !== null && validChildren !== void 0
            ? validChildren
            : ""
        ),
        ({ operation, name, validChildren }) => {
          const parent =
            operation === "replace" ? { "#comment": {} } : children[name];
          each$e(validChildren, (child) => {
            if (operation === "remove") {
              delete parent[child];
            } else {
              parent[child] = {};
            }
          });
          children[name] = parent;
        }
      );
    };
    const getElementRule = (name) => {
      const element = elements[name];
      if (element) {
        return element;
      }
      let i = patternElements.length;
      while (i--) {
        const patternElement = patternElements[i];
        if (patternElement.pattern.test(name)) {
          return patternElement;
        }
      }
      return undefined;
    };
    if (!settings.valid_elements) {
      each$b(schemaItems, (element, name) => {
        elements[name] = {
          attributes: element.attributes,
          attributesOrder: element.attributesOrder,
        };
        children[name] = element.children;
      });
      each$b(split$1("strong/b em/i"), (item) => {
        const items = split$1(item, "/");
        elements[items[1]].outputName = items[0];
      });
      each$b(textInlineElementsMap, (_val, name) => {
        if (elements[name]) {
          if (settings.padd_empty_block_inline_children) {
            elements[name].paddInEmptyBlock = true;
          }
          elements[name].removeEmpty = true;
        }
      });
      each$b(split$1("ol ul blockquote a table tbody"), (name) => {
        if (elements[name]) {
          elements[name].removeEmpty = true;
        }
      });
      each$b(
        split$1("p h1 h2 h3 h4 h5 h6 th td pre div address caption li summary"),
        (name) => {
          if (elements[name]) {
            elements[name].paddEmpty = true;
          }
        }
      );
      each$b(split$1("span"), (name) => {
        elements[name].removeEmptyAttrs = true;
      });
    } else {
      setValidElements(settings.valid_elements);
      each$b(schemaItems, (element, name) => {
        children[name] = element.children;
      });
    }
    addCustomElements(settings.custom_elements);
    addValidChildren(settings.valid_children);
    addValidElements(settings.extended_valid_elements);
    addValidChildren("+ol[ul|ol],+ul[ul|ol]");
    each$b(
      {
        dd: "dl",
        dt: "dl",
        li: "ul ol",
        td: "tr",
        th: "tr",
        tr: "tbody thead tfoot",
        tbody: "table",
        thead: "table",
        tfoot: "table",
        legend: "fieldset",
        area: "map",
        param: "video audio object",
      },
      (parents, item) => {
        if (elements[item]) {
          elements[item].parentsRequired = split$1(parents);
        }
      }
    );
    if (settings.invalid_elements) {
      each$b(explode$2(settings.invalid_elements), (item) => {
        if (elements[item]) {
          delete elements[item];
        }
      });
    }
    if (!getElementRule("span")) {
      addValidElements("span[!data-mce-type|*]");
    }
    const getValidStyles = constant(validStyles);
    const getInvalidStyles = constant(invalidStyles);
    const getValidClasses = constant(validClasses);
    const getBoolAttrs = constant(boolAttrMap);
    const getBlockElements = constant(blockElementsMap);
    const getTextBlockElements = constant(textBlockElementsMap);
    const getTextInlineElements = constant(textInlineElementsMap);
    const getVoidElements = constant(Object.seal(voidElementsMap));
    const getSelfClosingElements = constant(selfClosingElementsMap);
    const getNonEmptyElements = constant(nonEmptyElementsMap);
    const getMoveCaretBeforeOnEnterElements = constant(
      moveCaretBeforeOnEnterElementsMap
    );
    const getWhitespaceElements = constant(whitespaceElementsMap);
    const getTransparentElements = constant(transparentElementsMap);
    const getSpecialElements = constant(Object.seal(specialElements));
    const isValidChild = (name, child) => {
      const parent = children[name.toLowerCase()];
      return !!(parent && parent[child.toLowerCase()]);
    };
    const isValid = (name, attr) => {
      const rule = getElementRule(name);
      if (rule) {
        if (attr) {
          if (rule.attributes[attr]) {
            return true;
          }
          const attrPatterns = rule.attributePatterns;
          if (attrPatterns) {
            let i = attrPatterns.length;
            while (i--) {
              if (attrPatterns[i].pattern.test(attr)) {
                return true;
              }
            }
          }
        } else {
          return true;
        }
      }
      return false;
    };
    const getCustomElements = constant(customElementsMap);
    return {
      type: schemaType,
      children,
      elements,
      getValidStyles,
      getValidClasses,
      getBlockElements,
      getInvalidStyles,
      getVoidElements,
      getTextBlockElements,
      getTextInlineElements,
      getBoolAttrs,
      getElementRule,
      getSelfClosingElements,
      getNonEmptyElements,
      getMoveCaretBeforeOnEnterElements,
      getWhitespaceElements,
      getTransparentElements,
      getSpecialElements,
      isValidChild,
      isValid,
      getCustomElements,
      addValidElements,
      setValidElements,
      addCustomElements,
      addValidChildren,
    };
  };

  const Styles = (settings = {}, schema) => {
    const urlOrStrRegExp =
      /(?:url(?:(?:\(\s*\"([^\"]+)\"\s*\))|(?:\(\s*\'([^\']+)\'\s*\))|(?:\(\s*([^)\s]+)\s*\))))|(?:\'([^\']+)\')|(?:\"([^\"]+)\")/gi;
    const styleRegExp = /\s*([^:]+):\s*([^;]+);?/g;
    const trimRightRegExp = /\s+$/;
    const encodingLookup = {};
    let validStyles;
    let invalidStyles;
    const invisibleChar = zeroWidth;
    if (schema) {
      validStyles = schema.getValidStyles();
      invalidStyles = schema.getInvalidStyles();
    }
    const encodingItems = (`\\" \\' \\; \\: ; : ` + invisibleChar).split(" ");
    for (let i = 0; i < encodingItems.length; i++) {
      encodingLookup[encodingItems[i]] = invisibleChar + i;
      encodingLookup[invisibleChar + i] = encodingItems[i];
    }
    const self = {
      parse: (css) => {
        const styles = {};
        let isEncoded = false;
        const urlConverter = settings.url_converter;
        const urlConverterScope = settings.url_converter_scope || self;
        const compress = (prefix, suffix, noJoin) => {
          const top = styles[prefix + "-top" + suffix];
          if (!top) {
            return;
          }
          const right = styles[prefix + "-right" + suffix];
          if (!right) {
            return;
          }
          const bottom = styles[prefix + "-bottom" + suffix];
          if (!bottom) {
            return;
          }
          const left = styles[prefix + "-left" + suffix];
          if (!left) {
            return;
          }
          const box = [top, right, bottom, left];
          let i = box.length - 1;
          while (i--) {
            if (box[i] !== box[i + 1]) {
              break;
            }
          }
          if (i > -1 && noJoin) {
            return;
          }
          styles[prefix + suffix] = i === -1 ? box[0] : box.join(" ");
          delete styles[prefix + "-top" + suffix];
          delete styles[prefix + "-right" + suffix];
          delete styles[prefix + "-bottom" + suffix];
          delete styles[prefix + "-left" + suffix];
        };
        const canCompress = (key) => {
          const value = styles[key];
          if (!value) {
            return;
          }
          const values = value.indexOf(",") > -1 ? [value] : value.split(" ");
          let i = values.length;
          while (i--) {
            if (values[i] !== values[0]) {
              return false;
            }
          }
          styles[key] = values[0];
          return true;
        };
        const compress2 = (target, a, b, c) => {
          if (!canCompress(a)) {
            return;
          }
          if (!canCompress(b)) {
            return;
          }
          if (!canCompress(c)) {
            return;
          }
          styles[target] = styles[a] + " " + styles[b] + " " + styles[c];
          delete styles[a];
          delete styles[b];
          delete styles[c];
        };
        const encode = (str) => {
          isEncoded = true;
          return encodingLookup[str];
        };
        const decode = (str, keepSlashes) => {
          if (isEncoded) {
            str = str.replace(/\uFEFF[0-9]/g, (str) => {
              return encodingLookup[str];
            });
          }
          if (!keepSlashes) {
            str = str.replace(/\\([\'\";:])/g, "$1");
          }
          return str;
        };
        const decodeSingleHexSequence = (escSeq) => {
          return String.fromCharCode(parseInt(escSeq.slice(1), 16));
        };
        const decodeHexSequences = (value) => {
          return value.replace(/\\[0-9a-f]+/gi, decodeSingleHexSequence);
        };
        const processUrl = (match, url, url2, url3, str, str2) => {
          str = str || str2;
          if (str) {
            str = decode(str);
            return `'` + str.replace(/\'/g, `\\'`) + `'`;
          }
          url = decode(url || url2 || url3 || "");
          if (!settings.allow_script_urls) {
            const scriptUrl = url.replace(/[\s\r\n]+/g, "");
            if (/(java|vb)script:/i.test(scriptUrl)) {
              return "";
            }
            if (
              !settings.allow_svg_data_urls &&
              /^data:image\/svg/i.test(scriptUrl)
            ) {
              return "";
            }
          }
          if (urlConverter) {
            url = urlConverter.call(urlConverterScope, url, "style");
          }
          return `url('` + url.replace(/\'/g, `\\'`) + `')`;
        };
        if (css) {
          css = css.replace(/[\u0000-\u001F]/g, "");
          css = css
            .replace(/\\[\"\';:\uFEFF]/g, encode)
            .replace(/\"[^\"]+\"|\'[^\']+\'/g, (str) => {
              return str.replace(/[;:]/g, encode);
            });
          let matches;
          while ((matches = styleRegExp.exec(css))) {
            styleRegExp.lastIndex = matches.index + matches[0].length;
            let name = matches[1].replace(trimRightRegExp, "").toLowerCase();
            let value = matches[2].replace(trimRightRegExp, "");
            if (name && value) {
              name = decodeHexSequences(name);
              value = decodeHexSequences(value);
              if (
                name.indexOf(invisibleChar) !== -1 ||
                name.indexOf('"') !== -1
              ) {
                continue;
              }
              if (
                !settings.allow_script_urls &&
                (name === "behavior" || /expression\s*\(|\/\*|\*\//.test(value))
              ) {
                continue;
              }
              if (name === "font-weight" && value === "700") {
                value = "bold";
              } else if (name === "color" || name === "background-color") {
                value = value.toLowerCase();
              }
              value = value.replace(urlOrStrRegExp, processUrl);
              styles[name] = isEncoded ? decode(value, true) : value;
            }
          }
          compress("border", "", true);
          compress("border", "-width");
          compress("border", "-color");
          compress("border", "-style");
          compress("padding", "");
          compress("margin", "");
          compress2("border", "border-width", "border-style", "border-color");
          if (styles.border === "medium none") {
            delete styles.border;
          }
          if (styles["border-image"] === "none") {
            delete styles["border-image"];
          }
        }
        return styles;
      },
      serialize: (styles, elementName) => {
        let css = "";
        const serializeStyles = (elemName, validStyleList) => {
          const styleList = validStyleList[elemName];
          if (styleList) {
            for (let i = 0, l = styleList.length; i < l; i++) {
              const name = styleList[i];
              const value = styles[name];
              if (value) {
                css += (css.length > 0 ? " " : "") + name + ": " + value + ";";
              }
            }
          }
        };
        const isValid = (name, elemName) => {
          if (!invalidStyles || !elemName) {
            return true;
          }
          let styleMap = invalidStyles["*"];
          if (styleMap && styleMap[name]) {
            return false;
          }
          styleMap = invalidStyles[elemName];
          return !(styleMap && styleMap[name]);
        };
        if (elementName && validStyles) {
          serializeStyles("*", validStyles);
          serializeStyles(elementName, validStyles);
        } else {
          each$d(styles, (value, name) => {
            if (value && isValid(name, elementName)) {
              css += (css.length > 0 ? " " : "") + name + ": " + value + ";";
            }
          });
        }
        return css;
      },
    };
    return self;
  };

  const deprecated = {
    keyLocation: true,
    layerX: true,
    layerY: true,
    returnValue: true,
    webkitMovementX: true,
    webkitMovementY: true,
    keyIdentifier: true,
    mozPressure: true,
  };
  const isNativeEvent = (event) =>
    event instanceof Event || isFunction(event.initEvent);
  const hasIsDefaultPrevented = (event) =>
    event.isDefaultPrevented === always || event.isDefaultPrevented === never;
  const needsNormalizing = (event) =>
    isNullable(event.preventDefault) || isNativeEvent(event);
  const clone$3 = (originalEvent, data) => {
    const event = data !== null && data !== void 0 ? data : {};
    for (const name in originalEvent) {
      if (!has$2(deprecated, name)) {
        event[name] = originalEvent[name];
      }
    }
    if (isNonNullable(originalEvent.composedPath)) {
      event.composedPath = () => originalEvent.composedPath();
    }
    return event;
  };
  const normalize$3 = (type, originalEvent, fallbackTarget, data) => {
    var _a;
    const event = clone$3(originalEvent, data);
    event.type = type;
    if (isNullable(event.target)) {
      event.target =
        (_a = event.srcElement) !== null && _a !== void 0 ? _a : fallbackTarget;
    }
    if (needsNormalizing(originalEvent)) {
      event.preventDefault = () => {
        event.defaultPrevented = true;
        event.isDefaultPrevented = always;
        if (isFunction(originalEvent.preventDefault)) {
          originalEvent.preventDefault();
        }
      };
      event.stopPropagation = () => {
        event.cancelBubble = true;
        event.isPropagationStopped = always;
        if (isFunction(originalEvent.stopPropagation)) {
          originalEvent.stopPropagation();
        }
      };
      event.stopImmediatePropagation = () => {
        event.isImmediatePropagationStopped = always;
        event.stopPropagation();
      };
      if (!hasIsDefaultPrevented(event)) {
        event.isDefaultPrevented =
          event.defaultPrevented === true ? always : never;
        event.isPropagationStopped =
          event.cancelBubble === true ? always : never;
        event.isImmediatePropagationStopped = never;
      }
    }
    return event;
  };

  const eventExpandoPrefix = "mce-data-";
  const mouseEventRe = /^(?:mouse|contextmenu)|click/;
  const addEvent = (target, name, callback, capture) => {
    target.addEventListener(name, callback, capture || false);
  };
  const removeEvent = (target, name, callback, capture) => {
    target.removeEventListener(name, callback, capture || false);
  };
  const isMouseEvent = (event) =>
    isNonNullable(event) && mouseEventRe.test(event.type);
  const fix = (originalEvent, data) => {
    const event = normalize$3(
      originalEvent.type,
      originalEvent,
      document,
      data
    );
    if (
      isMouseEvent(originalEvent) &&
      isUndefined(originalEvent.pageX) &&
      !isUndefined(originalEvent.clientX)
    ) {
      const eventDoc = event.target.ownerDocument || document;
      const doc = eventDoc.documentElement;
      const body = eventDoc.body;
      const mouseEvent = event;
      mouseEvent.pageX =
        originalEvent.clientX +
        ((doc && doc.scrollLeft) || (body && body.scrollLeft) || 0) -
        ((doc && doc.clientLeft) || (body && body.clientLeft) || 0);
      mouseEvent.pageY =
        originalEvent.clientY +
        ((doc && doc.scrollTop) || (body && body.scrollTop) || 0) -
        ((doc && doc.clientTop) || (body && body.clientTop) || 0);
    }
    return event;
  };
  const bindOnReady = (win, callback, eventUtils) => {
    const doc = win.document,
      event = { type: "ready" };
    if (eventUtils.domLoaded) {
      callback(event);
      return;
    }
    const isDocReady = () => {
      return (
        doc.readyState === "complete" ||
        (doc.readyState === "interactive" && doc.body)
      );
    };
    const readyHandler = () => {
      removeEvent(win, "DOMContentLoaded", readyHandler);
      removeEvent(win, "load", readyHandler);
      if (!eventUtils.domLoaded) {
        eventUtils.domLoaded = true;
        callback(event);
      }
      win = null;
    };
    if (isDocReady()) {
      readyHandler();
    } else {
      addEvent(win, "DOMContentLoaded", readyHandler);
    }
    if (!eventUtils.domLoaded) {
      addEvent(win, "load", readyHandler);
    }
  };
  class EventUtils {
    constructor() {
      this.domLoaded = false;
      this.events = {};
      this.count = 1;
      this.expando = eventExpandoPrefix + (+new Date()).toString(32);
      this.hasFocusIn = "onfocusin" in document.documentElement;
      this.count = 1;
    }
    bind(target, names, callback, scope) {
      const self = this;
      let callbackList;
      const win = window;
      const defaultNativeHandler = (evt) => {
        self.executeHandlers(fix(evt || win.event), id);
      };
      if (!target || isText$a(target) || isComment(target)) {
        return callback;
      }
      let id;
      if (!target[self.expando]) {
        id = self.count++;
        target[self.expando] = id;
        self.events[id] = {};
      } else {
        id = target[self.expando];
      }
      scope = scope || target;
      const namesList = names.split(" ");
      let i = namesList.length;
      while (i--) {
        let name = namesList[i];
        let nativeHandler = defaultNativeHandler;
        let capture = false;
        let fakeName = false;
        if (name === "DOMContentLoaded") {
          name = "ready";
        }
        if (
          self.domLoaded &&
          name === "ready" &&
          target.readyState === "complete"
        ) {
          callback.call(scope, fix({ type: name }));
          continue;
        }
        if (!self.hasFocusIn && (name === "focusin" || name === "focusout")) {
          capture = true;
          fakeName = name === "focusin" ? "focus" : "blur";
          nativeHandler = (evt) => {
            const event = fix(evt || win.event);
            event.type = event.type === "focus" ? "focusin" : "focusout";
            self.executeHandlers(event, id);
          };
        }
        callbackList = self.events[id][name];
        if (!callbackList) {
          self.events[id][name] = callbackList = [
            {
              func: callback,
              scope,
            },
          ];
          callbackList.fakeName = fakeName;
          callbackList.capture = capture;
          callbackList.nativeHandler = nativeHandler;
          if (name === "ready") {
            bindOnReady(target, nativeHandler, self);
          } else {
            addEvent(target, fakeName || name, nativeHandler, capture);
          }
        } else {
          if (name === "ready" && self.domLoaded) {
            callback(fix({ type: name }));
          } else {
            callbackList.push({
              func: callback,
              scope,
            });
          }
        }
      }
      target = callbackList = null;
      return callback;
    }
    unbind(target, names, callback) {
      if (!target || isText$a(target) || isComment(target)) {
        return this;
      }
      const id = target[this.expando];
      if (id) {
        let eventMap = this.events[id];
        if (names) {
          const namesList = names.split(" ");
          let i = namesList.length;
          while (i--) {
            const name = namesList[i];
            const callbackList = eventMap[name];
            if (callbackList) {
              if (callback) {
                let ci = callbackList.length;
                while (ci--) {
                  if (callbackList[ci].func === callback) {
                    const nativeHandler = callbackList.nativeHandler;
                    const fakeName = callbackList.fakeName,
                      capture = callbackList.capture;
                    const newCallbackList = callbackList
                      .slice(0, ci)
                      .concat(callbackList.slice(ci + 1));
                    newCallbackList.nativeHandler = nativeHandler;
                    newCallbackList.fakeName = fakeName;
                    newCallbackList.capture = capture;
                    eventMap[name] = newCallbackList;
                  }
                }
              }
              if (!callback || callbackList.length === 0) {
                delete eventMap[name];
                removeEvent(
                  target,
                  callbackList.fakeName || name,
                  callbackList.nativeHandler,
                  callbackList.capture
                );
              }
            }
          }
        } else {
          each$d(eventMap, (callbackList, name) => {
            removeEvent(
              target,
              callbackList.fakeName || name,
              callbackList.nativeHandler,
              callbackList.capture
            );
          });
          eventMap = {};
        }
        for (const name in eventMap) {
          if (has$2(eventMap, name)) {
            return this;
          }
        }
        delete this.events[id];
        try {
          delete target[this.expando];
        } catch (ex) {
          target[this.expando] = null;
        }
      }
      return this;
    }
    fire(target, name, args) {
      return this.dispatch(target, name, args);
    }
    dispatch(target, name, args) {
      if (!target || isText$a(target) || isComment(target)) {
        return this;
      }
      const event = fix(
        {
          type: name,
          target,
        },
        args
      );
      do {
        const id = target[this.expando];
        if (id) {
          this.executeHandlers(event, id);
        }
        target =
          target.parentNode ||
          target.ownerDocument ||
          target.defaultView ||
          target.parentWindow;
      } while (target && !event.isPropagationStopped());
      return this;
    }
    clean(target) {
      if (!target || isText$a(target) || isComment(target)) {
        return this;
      }
      if (target[this.expando]) {
        this.unbind(target);
      }
      if (!target.getElementsByTagName) {
        target = target.document;
      }
      if (target && target.getElementsByTagName) {
        this.unbind(target);
        const children = target.getElementsByTagName("*");
        let i = children.length;
        while (i--) {
          target = children[i];
          if (target[this.expando]) {
            this.unbind(target);
          }
        }
      }
      return this;
    }
    destroy() {
      this.events = {};
    }
    cancel(e) {
      if (e) {
        e.preventDefault();
        e.stopImmediatePropagation();
      }
      return false;
    }
    executeHandlers(evt, id) {
      const container = this.events[id];
      const callbackList = container && container[evt.type];
      if (callbackList) {
        for (let i = 0, l = callbackList.length; i < l; i++) {
          const callback = callbackList[i];
          if (callback && callback.func.call(callback.scope, evt) === false) {
            evt.preventDefault();
          }
          if (evt.isImmediatePropagationStopped()) {
            return;
          }
        }
      }
    }
  }
  EventUtils.Event = new EventUtils();

  const each$a = Tools.each;
  const grep = Tools.grep;
  const internalStyleName = "data-mce-style";
  const numericalCssMap = Tools.makeMap(
    "fill-opacity font-weight line-height opacity orphans widows z-index zoom",
    " "
  );
  const legacySetAttribute = (elm, name, value) => {
    if (isNullable(value) || value === "") {
      remove$a(elm, name);
    } else {
      set$3(elm, name, value);
    }
  };
  const camelCaseToHyphens = (name) =>
    name.replace(/[A-Z]/g, (v) => "-" + v.toLowerCase());
  const findNodeIndex = (node, normalized) => {
    let idx = 0;
    if (node) {
      for (
        let lastNodeType = node.nodeType, tempNode = node.previousSibling;
        tempNode;
        tempNode = tempNode.previousSibling
      ) {
        const nodeType = tempNode.nodeType;
        if (normalized && isText$a(tempNode)) {
          if (nodeType === lastNodeType || !tempNode.data.length) {
            continue;
          }
        }
        idx++;
        lastNodeType = nodeType;
      }
    }
    return idx;
  };
  const updateInternalStyleAttr = (styles, elm) => {
    const rawValue = get$9(elm, "style");
    const value = styles.serialize(styles.parse(rawValue), name(elm));
    legacySetAttribute(elm, internalStyleName, value);
  };
  const convertStyleToString = (cssValue, cssName) => {
    if (isNumber(cssValue)) {
      return has$2(numericalCssMap, cssName) ? cssValue + "" : cssValue + "px";
    } else {
      return cssValue;
    }
  };
  const applyStyle$1 = ($elm, cssName, cssValue) => {
    const normalizedName = camelCaseToHyphens(cssName);
    if (isNullable(cssValue) || cssValue === "") {
      remove$6($elm, normalizedName);
    } else {
      set$2(
        $elm,
        normalizedName,
        convertStyleToString(cssValue, normalizedName)
      );
    }
  };
  const setupAttrHooks = (styles, settings, getContext) => {
    const keepValues = settings.keep_values;
    const keepUrlHook = {
      set: (elm, value, name) => {
        const sugarElm = SugarElement.fromDom(elm);
        if (isFunction(settings.url_converter) && isNonNullable(value)) {
          value = settings.url_converter.call(
            settings.url_converter_scope || getContext(),
            String(value),
            name,
            elm
          );
        }
        const internalName = "data-mce-" + name;
        legacySetAttribute(sugarElm, internalName, value);
        legacySetAttribute(sugarElm, name, value);
      },
      get: (elm, name) => {
        const sugarElm = SugarElement.fromDom(elm);
        return get$9(sugarElm, "data-mce-" + name) || get$9(sugarElm, name);
      },
    };
    const attrHooks = {
      style: {
        set: (elm, value) => {
          const sugarElm = SugarElement.fromDom(elm);
          if (keepValues) {
            legacySetAttribute(sugarElm, internalStyleName, value);
          }
          remove$a(sugarElm, "style");
          if (isString(value)) {
            setAll(sugarElm, styles.parse(value));
          }
        },
        get: (elm) => {
          const sugarElm = SugarElement.fromDom(elm);
          const value =
            get$9(sugarElm, internalStyleName) || get$9(sugarElm, "style");
          return styles.serialize(styles.parse(value), name(sugarElm));
        },
      },
    };
    if (keepValues) {
      attrHooks.href = attrHooks.src = keepUrlHook;
    }
    return attrHooks;
  };
  const DOMUtils = (doc, settings = {}) => {
    const addedStyles = {};
    const win = window;
    const files = {};
    let counter = 0;
    const stdMode = true;
    const boxModel = true;
    const styleSheetLoader = instance.forElement(SugarElement.fromDom(doc), {
      contentCssCors: settings.contentCssCors,
      referrerPolicy: settings.referrerPolicy,
    });
    const boundEvents = [];
    const schema = settings.schema ? settings.schema : Schema({});
    const styles = Styles(
      {
        url_converter: settings.url_converter,
        url_converter_scope: settings.url_converter_scope,
      },
      settings.schema
    );
    const events = settings.ownEvents ? new EventUtils() : EventUtils.Event;
    const blockElementsMap = schema.getBlockElements();
    const isBlock = (node) => {
      if (isString(node)) {
        return has$2(blockElementsMap, node);
      } else {
        return (
          isElement$6(node) &&
          (has$2(blockElementsMap, node.nodeName) ||
            isTransparentBlock(schema, node))
        );
      }
    };
    const get = (elm) =>
      elm && doc && isString(elm) ? doc.getElementById(elm) : elm;
    const _get = (elm) => {
      const value = get(elm);
      return isNonNullable(value) ? SugarElement.fromDom(value) : null;
    };
    const getAttrib = (elm, name, defaultVal = "") => {
      let value;
      const $elm = _get(elm);
      if (isNonNullable($elm) && isElement$7($elm)) {
        const hook = attrHooks[name];
        if (hook && hook.get) {
          value = hook.get($elm.dom, name);
        } else {
          value = get$9($elm, name);
        }
      }
      return isNonNullable(value) ? value : defaultVal;
    };
    const getAttribs = (elm) => {
      const node = get(elm);
      return isNullable(node) ? [] : node.attributes;
    };
    const setAttrib = (elm, name, value) => {
      run(elm, (e) => {
        if (isElement$6(e)) {
          const $elm = SugarElement.fromDom(e);
          const val = value === "" ? null : value;
          const originalValue = get$9($elm, name);
          const hook = attrHooks[name];
          if (hook && hook.set) {
            hook.set($elm.dom, val, name);
          } else {
            legacySetAttribute($elm, name, val);
          }
          if (originalValue !== val && settings.onSetAttrib) {
            settings.onSetAttrib({
              attrElm: $elm.dom,
              attrName: name,
              attrValue: val,
            });
          }
        }
      });
    };
    const clone = (node, deep) => {
      return node.cloneNode(deep);
    };
    const getRoot = () => settings.root_element || doc.body;
    const getViewPort = (argWin) => {
      const vp = getBounds(argWin);
      return {
        x: vp.x,
        y: vp.y,
        w: vp.width,
        h: vp.height,
      };
    };
    const getPos$1 = (elm, rootElm) => getPos(doc.body, get(elm), rootElm);
    const setStyle = (elm, name, value) => {
      run(elm, (e) => {
        const $elm = SugarElement.fromDom(e);
        applyStyle$1($elm, name, value);
        if (settings.update_styles) {
          updateInternalStyleAttr(styles, $elm);
        }
      });
    };
    const setStyles = (elm, stylesArg) => {
      run(elm, (e) => {
        const $elm = SugarElement.fromDom(e);
        each$d(stylesArg, (v, n) => {
          applyStyle$1($elm, n, v);
        });
        if (settings.update_styles) {
          updateInternalStyleAttr(styles, $elm);
        }
      });
    };
    const getStyle = (elm, name, computed) => {
      const $elm = get(elm);
      if (isNullable($elm) || !isElement$6($elm)) {
        return undefined;
      }
      if (computed) {
        return get$7(SugarElement.fromDom($elm), camelCaseToHyphens(name));
      } else {
        name = name.replace(/-(\D)/g, (a, b) => b.toUpperCase());
        if (name === "float") {
          name = "cssFloat";
        }
        return $elm.style ? $elm.style[name] : undefined;
      }
    };
    const getSize = (elm) => {
      const $elm = get(elm);
      if (!$elm) {
        return {
          w: 0,
          h: 0,
        };
      }
      let w = getStyle($elm, "width");
      let h = getStyle($elm, "height");
      if (!w || w.indexOf("px") === -1) {
        w = "0";
      }
      if (!h || h.indexOf("px") === -1) {
        h = "0";
      }
      return {
        w: parseInt(w, 10) || $elm.offsetWidth || $elm.clientWidth,
        h: parseInt(h, 10) || $elm.offsetHeight || $elm.clientHeight,
      };
    };
    const getRect = (elm) => {
      const $elm = get(elm);
      const pos = getPos$1($elm);
      const size = getSize($elm);
      return {
        x: pos.x,
        y: pos.y,
        w: size.w,
        h: size.h,
      };
    };
    const is = (elm, selector) => {
      if (!elm) {
        return false;
      }
      const elms = isArray$1(elm) ? elm : [elm];
      return exists(elms, (e) => {
        return is$1(SugarElement.fromDom(e), selector);
      });
    };
    const getParents = (elm, selector, root, collect) => {
      const result = [];
      let node = get(elm);
      collect = collect === undefined;
      const resolvedRoot =
        root || (getRoot().nodeName !== "BODY" ? getRoot().parentNode : null);
      if (isString(selector)) {
        if (selector === "*") {
          selector = isElement$6;
        } else {
          const selectorVal = selector;
          selector = (node) => is(node, selectorVal);
        }
      }
      while (node) {
        if (
          node === resolvedRoot ||
          isNullable(node.nodeType) ||
          isDocument$1(node) ||
          isDocumentFragment(node)
        ) {
          break;
        }
        if (!selector || selector(node)) {
          if (collect) {
            result.push(node);
          } else {
            return [node];
          }
        }
        node = node.parentNode;
      }
      return collect ? result : null;
    };
    const getParent = (node, selector, root) => {
      const parents = getParents(node, selector, root, false);
      return parents && parents.length > 0 ? parents[0] : null;
    };
    const _findSib = (node, selector, name) => {
      let func = selector;
      if (node) {
        if (isString(selector)) {
          func = (node) => {
            return is(node, selector);
          };
        }
        for (let tempNode = node[name]; tempNode; tempNode = tempNode[name]) {
          if (isFunction(func) && func(tempNode)) {
            return tempNode;
          }
        }
      }
      return null;
    };
    const getNext = (node, selector) => _findSib(node, selector, "nextSibling");
    const getPrev = (node, selector) =>
      _findSib(node, selector, "previousSibling");
    const isParentNode = (node) => isFunction(node.querySelectorAll);
    const select = (selector, scope) => {
      var _a, _b;
      const elm =
        (_b =
          (_a = get(scope)) !== null && _a !== void 0
            ? _a
            : settings.root_element) !== null && _b !== void 0
          ? _b
          : doc;
      return isParentNode(elm) ? from(elm.querySelectorAll(selector)) : [];
    };
    const run = function (elm, func, scope) {
      const context = scope !== null && scope !== void 0 ? scope : this;
      if (isArray$1(elm)) {
        const result = [];
        each$a(elm, (e, i) => {
          const node = get(e);
          if (node) {
            result.push(func.call(context, node, i));
          }
        });
        return result;
      } else {
        const node = get(elm);
        return !node ? false : func.call(context, node);
      }
    };
    const setAttribs = (elm, attrs) => {
      run(elm, ($elm) => {
        each$d(attrs, (value, name) => {
          setAttrib($elm, name, value);
        });
      });
    };
    const setHTML = (elm, html) => {
      run(elm, (e) => {
        const $elm = SugarElement.fromDom(e);
        set$1($elm, html);
      });
    };
    const add = (parentElm, name, attrs, html, create) =>
      run(parentElm, (parentElm) => {
        const newElm = isString(name) ? doc.createElement(name) : name;
        if (isNonNullable(attrs)) {
          setAttribs(newElm, attrs);
        }
        if (html) {
          if (!isString(html) && html.nodeType) {
            newElm.appendChild(html);
          } else if (isString(html)) {
            setHTML(newElm, html);
          }
        }
        return !create ? parentElm.appendChild(newElm) : newElm;
      });
    const create = (name, attrs, html) =>
      add(doc.createElement(name), name, attrs, html, true);
    const decode = Entities.decode;
    const encode = Entities.encodeAllRaw;
    const createHTML = (name, attrs, html = "") => {
      let outHtml = "<" + name;
      for (const key in attrs) {
        if (hasNonNullableKey(attrs, key)) {
          outHtml += " " + key + '="' + encode(attrs[key]) + '"';
        }
      }
      if (isEmpty$3(html) && has$2(schema.getVoidElements(), name)) {
        return outHtml + " />";
      } else {
        return outHtml + ">" + html + "</" + name + ">";
      }
    };
    const createFragment = (html) => {
      const container = doc.createElement("div");
      const frag = doc.createDocumentFragment();
      frag.appendChild(container);
      if (html) {
        container.innerHTML = html;
      }
      let node;
      while ((node = container.firstChild)) {
        frag.appendChild(node);
      }
      frag.removeChild(container);
      return frag;
    };
    const remove = (node, keepChildren) => {
      return run(node, (n) => {
        const $node = SugarElement.fromDom(n);
        if (keepChildren) {
          each$e(children$1($node), (child) => {
            if (isText$b(child) && child.dom.length === 0) {
              remove$5(child);
            } else {
              before$3($node, child);
            }
          });
        }
        remove$5($node);
        return $node.dom;
      });
    };
    const removeAllAttribs = (e) =>
      run(e, (e) => {
        const attrs = e.attributes;
        for (let i = attrs.length - 1; i >= 0; i--) {
          e.removeAttributeNode(attrs.item(i));
        }
      });
    const parseStyle = (cssText) => styles.parse(cssText);
    const serializeStyle = (stylesArg, name) =>
      styles.serialize(stylesArg, name);
    const addStyle = (cssText) => {
      if (self !== DOMUtils.DOM && doc === document) {
        if (addedStyles[cssText]) {
          return;
        }
        addedStyles[cssText] = true;
      }
      let styleElm = doc.getElementById("mceDefaultStyles");
      if (!styleElm) {
        styleElm = doc.createElement("style");
        styleElm.id = "mceDefaultStyles";
        styleElm.type = "text/css";
        const head = doc.head;
        if (head.firstChild) {
          head.insertBefore(styleElm, head.firstChild);
        } else {
          head.appendChild(styleElm);
        }
      }
      if (styleElm.styleSheet) {
        styleElm.styleSheet.cssText += cssText;
      } else {
        styleElm.appendChild(doc.createTextNode(cssText));
      }
    };
    const loadCSS = (urls) => {
      if (!urls) {
        urls = "";
      }
      each$e(urls.split(","), (url) => {
        files[url] = true;
        styleSheetLoader.load(url).catch(noop);
      });
    };
    const toggleClass = (elm, cls, state) => {
      run(elm, (e) => {
        if (isElement$6(e)) {
          const $elm = SugarElement.fromDom(e);
          const classes = cls.split(" ");
          each$e(classes, (c) => {
            if (isNonNullable(state)) {
              const fn = state ? add$2 : remove$7;
              fn($elm, c);
            } else {
              toggle$1($elm, c);
            }
          });
        }
      });
    };
    const addClass = (elm, cls) => {
      toggleClass(elm, cls, true);
    };
    const removeClass = (elm, cls) => {
      toggleClass(elm, cls, false);
    };
    const hasClass = (elm, cls) => {
      const $elm = _get(elm);
      const classes = cls.split(" ");
      return isNonNullable($elm) && forall(classes, (c) => has($elm, c));
    };
    const show = (elm) => {
      run(elm, (e) => remove$6(SugarElement.fromDom(e), "display"));
    };
    const hide = (elm) => {
      run(elm, (e) => set$2(SugarElement.fromDom(e), "display", "none"));
    };
    const isHidden = (elm) => {
      const $elm = _get(elm);
      return isNonNullable($elm) && is$2(getRaw($elm, "display"), "none");
    };
    const uniqueId = (prefix) => (!prefix ? "mce_" : prefix) + counter++;
    const getOuterHTML = (elm) => {
      const $elm = _get(elm);
      if (isNonNullable($elm)) {
        return isElement$6($elm.dom) ? $elm.dom.outerHTML : getOuter($elm);
      } else {
        return "";
      }
    };
    const setOuterHTML = (elm, html) => {
      run(elm, ($elm) => {
        if (isElement$6($elm)) {
          $elm.outerHTML = html;
        }
      });
    };
    const insertAfter = (node, reference) => {
      const referenceNode = get(reference);
      return run(node, (node) => {
        const parent =
          referenceNode === null || referenceNode === void 0
            ? void 0
            : referenceNode.parentNode;
        const nextSibling =
          referenceNode === null || referenceNode === void 0
            ? void 0
            : referenceNode.nextSibling;
        if (parent) {
          if (nextSibling) {
            parent.insertBefore(node, nextSibling);
          } else {
            parent.appendChild(node);
          }
        }
        return node;
      });
    };
    const replace = (newElm, oldElm, keepChildren) =>
      run(oldElm, (elm) => {
        var _a;
        const replacee = isArray$1(oldElm) ? newElm.cloneNode(true) : newElm;
        if (keepChildren) {
          each$a(grep(elm.childNodes), (node) => {
            replacee.appendChild(node);
          });
        }
        (_a = elm.parentNode) === null || _a === void 0
          ? void 0
          : _a.replaceChild(replacee, elm);
        return elm;
      });
    const rename = (elm, name) => {
      if (elm.nodeName !== name.toUpperCase()) {
        const newElm = create(name);
        each$a(getAttribs(elm), (attrNode) => {
          setAttrib(
            newElm,
            attrNode.nodeName,
            getAttrib(elm, attrNode.nodeName)
          );
        });
        replace(newElm, elm, true);
        return newElm;
      } else {
        return elm;
      }
    };
    const findCommonAncestor = (a, b) => {
      let ps = a;
      while (ps) {
        let pe = b;
        while (pe && ps !== pe) {
          pe = pe.parentNode;
        }
        if (ps === pe) {
          break;
        }
        ps = ps.parentNode;
      }
      if (!ps && a.ownerDocument) {
        return a.ownerDocument.documentElement;
      } else {
        return ps;
      }
    };
    const isNonEmptyElement = (node) => {
      if (isElement$6(node)) {
        const isNamedAnchor =
          node.nodeName.toLowerCase() === "a" &&
          !getAttrib(node, "href") &&
          getAttrib(node, "id");
        if (
          getAttrib(node, "name") ||
          getAttrib(node, "data-mce-bookmark") ||
          isNamedAnchor
        ) {
          return true;
        }
      }
      return false;
    };
    const isEmpty = (node, elements, options) => {
      let brCount = 0;
      if (isNonEmptyElement(node)) {
        return false;
      }
      const firstChild = node.firstChild;
      if (firstChild) {
        const walker = new DomTreeWalker(firstChild, node);
        const whitespaceElements = schema ? schema.getWhitespaceElements() : {};
        const nonEmptyElements =
          elements || (schema ? schema.getNonEmptyElements() : null);
        let tempNode = firstChild;
        do {
          if (isElement$6(tempNode)) {
            const bogusVal = tempNode.getAttribute("data-mce-bogus");
            if (bogusVal) {
              tempNode = walker.next(bogusVal === "all");
              continue;
            }
            const name = tempNode.nodeName.toLowerCase();
            if (nonEmptyElements && nonEmptyElements[name]) {
              if (name === "br") {
                brCount++;
                tempNode = walker.next();
                continue;
              }
              return false;
            }
            if (isNonEmptyElement(tempNode)) {
              return false;
            }
          }
          if (isComment(tempNode)) {
            return false;
          }
          if (
            isText$a(tempNode) &&
            !isWhitespaceText(tempNode.data) &&
            (!(options === null || options === void 0
              ? void 0
              : options.includeZwsp) ||
              !isZwsp(tempNode.data))
          ) {
            return false;
          }
          if (
            isText$a(tempNode) &&
            tempNode.parentNode &&
            whitespaceElements[tempNode.parentNode.nodeName] &&
            isWhitespaceText(tempNode.data)
          ) {
            return false;
          }
          tempNode = walker.next();
        } while (tempNode);
      }
      return brCount <= 1;
    };
    const createRng = () => doc.createRange();
    const split = (parentElm, splitElm, replacementElm) => {
      let range = createRng();
      let beforeFragment;
      let afterFragment;
      if (
        parentElm &&
        splitElm &&
        parentElm.parentNode &&
        splitElm.parentNode
      ) {
        const parentNode = parentElm.parentNode;
        range.setStart(parentNode, findNodeIndex(parentElm));
        range.setEnd(splitElm.parentNode, findNodeIndex(splitElm));
        beforeFragment = range.extractContents();
        range = createRng();
        range.setStart(splitElm.parentNode, findNodeIndex(splitElm) + 1);
        range.setEnd(parentNode, findNodeIndex(parentElm) + 1);
        afterFragment = range.extractContents();
        parentNode.insertBefore(trimNode(self, beforeFragment), parentElm);
        if (replacementElm) {
          parentNode.insertBefore(replacementElm, parentElm);
        } else {
          parentNode.insertBefore(splitElm, parentElm);
        }
        parentNode.insertBefore(trimNode(self, afterFragment), parentElm);
        remove(parentElm);
        return replacementElm || splitElm;
      } else {
        return undefined;
      }
    };
    const bind = (target, name, func, scope) => {
      if (isArray$1(target)) {
        let i = target.length;
        const rv = [];
        while (i--) {
          rv[i] = bind(target[i], name, func, scope);
        }
        return rv;
      } else {
        if (settings.collect && (target === doc || target === win)) {
          boundEvents.push([target, name, func, scope]);
        }
        return events.bind(target, name, func, scope || self);
      }
    };
    const unbind = (target, name, func) => {
      if (isArray$1(target)) {
        let i = target.length;
        const rv = [];
        while (i--) {
          rv[i] = unbind(target[i], name, func);
        }
        return rv;
      } else {
        if (boundEvents.length > 0 && (target === doc || target === win)) {
          let i = boundEvents.length;
          while (i--) {
            const [boundTarget, boundName, boundFunc] = boundEvents[i];
            if (
              target === boundTarget &&
              (!name || name === boundName) &&
              (!func || func === boundFunc)
            ) {
              events.unbind(boundTarget, boundName, boundFunc);
            }
          }
        }
        return events.unbind(target, name, func);
      }
    };
    const dispatch = (target, name, evt) => events.dispatch(target, name, evt);
    const fire = (target, name, evt) => events.dispatch(target, name, evt);
    const getContentEditable = (node) => {
      if (node && isElement$6(node)) {
        const contentEditable = node.getAttribute("data-mce-contenteditable");
        if (contentEditable && contentEditable !== "inherit") {
          return contentEditable;
        }
        return node.contentEditable !== "inherit" ? node.contentEditable : null;
      } else {
        return null;
      }
    };
    const getContentEditableParent = (node) => {
      const root = getRoot();
      let state = null;
      for (
        let tempNode = node;
        tempNode && tempNode !== root;
        tempNode = tempNode.parentNode
      ) {
        state = getContentEditable(tempNode);
        if (state !== null) {
          break;
        }
      }
      return state;
    };
    const isEditable = (node) => {
      if (isNonNullable(node)) {
        const scope = isElement$6(node) ? node : node.parentElement;
        return (
          isNonNullable(scope) && isEditable$3(SugarElement.fromDom(scope))
        );
      } else {
        return false;
      }
    };
    const destroy = () => {
      if (boundEvents.length > 0) {
        let i = boundEvents.length;
        while (i--) {
          const [boundTarget, boundName, boundFunc] = boundEvents[i];
          events.unbind(boundTarget, boundName, boundFunc);
        }
      }
      each$d(files, (_, url) => {
        styleSheetLoader.unload(url);
        delete files[url];
      });
    };
    const isChildOf = (node, parent) => {
      return node === parent || parent.contains(node);
    };
    const dumpRng = (r) =>
      "startContainer: " +
      r.startContainer.nodeName +
      ", startOffset: " +
      r.startOffset +
      ", endContainer: " +
      r.endContainer.nodeName +
      ", endOffset: " +
      r.endOffset;
    const self = {
      doc,
      settings,
      win,
      files,
      stdMode,
      boxModel,
      styleSheetLoader,
      boundEvents,
      styles,
      schema,
      events,
      isBlock: isBlock,
      root: null,
      clone,
      getRoot,
      getViewPort,
      getRect,
      getSize,
      getParent,
      getParents: getParents,
      get,
      getNext,
      getPrev,
      select,
      is,
      add,
      create,
      createHTML,
      createFragment,
      remove,
      setStyle,
      getStyle: getStyle,
      setStyles,
      removeAllAttribs,
      setAttrib,
      setAttribs,
      getAttrib,
      getPos: getPos$1,
      parseStyle,
      serializeStyle,
      addStyle,
      loadCSS,
      addClass,
      removeClass,
      hasClass,
      toggleClass,
      show,
      hide,
      isHidden,
      uniqueId,
      setHTML,
      getOuterHTML,
      setOuterHTML,
      decode,
      encode,
      insertAfter,
      replace,
      rename,
      findCommonAncestor,
      run,
      getAttribs,
      isEmpty,
      createRng,
      nodeIndex: findNodeIndex,
      split,
      bind: bind,
      unbind: unbind,
      fire,
      dispatch,
      getContentEditable,
      getContentEditableParent,
      isEditable,
      destroy,
      isChildOf,
      dumpRng,
    };
    const attrHooks = setupAttrHooks(styles, settings, constant(self));
    return self;
  };
  DOMUtils.DOM = DOMUtils(document);
  DOMUtils.nodeIndex = findNodeIndex;

  const DOM$b = DOMUtils.DOM;
  const QUEUED = 0;
  const LOADING = 1;
  const LOADED = 2;
  const FAILED = 3;
  class ScriptLoader {
    constructor(settings = {}) {
      this.states = {};
      this.queue = [];
      this.scriptLoadedCallbacks = {};
      this.queueLoadedCallbacks = [];
      this.loading = false;
      this.settings = settings;
    }
    _setReferrerPolicy(referrerPolicy) {
      this.settings.referrerPolicy = referrerPolicy;
    }
    loadScript(url) {
      return new Promise((resolve, reject) => {
        const dom = DOM$b;
        let elm;
        const cleanup = () => {
          dom.remove(id);
          if (elm) {
            elm.onerror = elm.onload = elm = null;
          }
        };
        const done = () => {
          cleanup();
          resolve();
        };
        const error = () => {
          cleanup();
          reject("Failed to load script: " + url);
        };
        const id = dom.uniqueId();
        elm = document.createElement("script");
        elm.id = id;
        elm.type = "text/javascript";
        elm.src = Tools._addCacheSuffix(url);
        if (this.settings.referrerPolicy) {
          dom.setAttrib(elm, "referrerpolicy", this.settings.referrerPolicy);
        }
        elm.onload = done;
        elm.onerror = error;
        (document.getElementsByTagName("head")[0] || document.body).appendChild(
          elm
        );
      });
    }
    isDone(url) {
      return this.states[url] === LOADED;
    }
    markDone(url) {
      this.states[url] = LOADED;
    }
    add(url) {
      const self = this;
      self.queue.push(url);
      const state = self.states[url];
      if (state === undefined) {
        self.states[url] = QUEUED;
      }
      return new Promise((resolve, reject) => {
        if (!self.scriptLoadedCallbacks[url]) {
          self.scriptLoadedCallbacks[url] = [];
        }
        self.scriptLoadedCallbacks[url].push({
          resolve,
          reject,
        });
      });
    }
    load(url) {
      return this.add(url);
    }
    remove(url) {
      delete this.states[url];
      delete this.scriptLoadedCallbacks[url];
    }
    loadQueue() {
      const queue = this.queue;
      this.queue = [];
      return this.loadScripts(queue);
    }
    loadScripts(scripts) {
      const self = this;
      const execCallbacks = (name, url) => {
        get$a(self.scriptLoadedCallbacks, url).each((callbacks) => {
          each$e(callbacks, (callback) => callback[name](url));
        });
        delete self.scriptLoadedCallbacks[url];
      };
      const processResults = (results) => {
        const failures = filter$5(
          results,
          (result) => result.status === "rejected"
        );
        if (failures.length > 0) {
          return Promise.reject(
            bind$3(failures, ({ reason }) =>
              isArray$1(reason) ? reason : [reason]
            )
          );
        } else {
          return Promise.resolve();
        }
      };
      const load = (urls) =>
        Promise.allSettled(
          map$3(urls, (url) => {
            if (self.states[url] === LOADED) {
              execCallbacks("resolve", url);
              return Promise.resolve();
            } else if (self.states[url] === FAILED) {
              execCallbacks("reject", url);
              return Promise.reject(url);
            } else {
              self.states[url] = LOADING;
              return self.loadScript(url).then(
                () => {
                  self.states[url] = LOADED;
                  execCallbacks("resolve", url);
                  const queue = self.queue;
                  if (queue.length > 0) {
                    self.queue = [];
                    return load(queue).then(processResults);
                  } else {
                    return Promise.resolve();
                  }
                },
                () => {
                  self.states[url] = FAILED;
                  execCallbacks("reject", url);
                  return Promise.reject(url);
                }
              );
            }
          })
        );
      const processQueue = (urls) => {
        self.loading = true;
        return load(urls).then((results) => {
          self.loading = false;
          const nextQueuedItem = self.queueLoadedCallbacks.shift();
          Optional.from(nextQueuedItem).each(call);
          return processResults(results);
        });
      };
      const uniqueScripts = stringArray(scripts);
      if (self.loading) {
        return new Promise((resolve, reject) => {
          self.queueLoadedCallbacks.push(() => {
            processQueue(uniqueScripts).then(resolve, reject);
          });
        });
      } else {
        return processQueue(uniqueScripts);
      }
    }
  }
  ScriptLoader.ScriptLoader = new ScriptLoader();

  const Cell = (initial) => {
    let value = initial;
    const get = () => {
      return value;
    };
    const set = (v) => {
      value = v;
    };
    return {
      get,
      set,
    };
  };

  const isDuplicated = (items, item) => {
    const firstIndex = items.indexOf(item);
    return (
      firstIndex !== -1 && items.indexOf(item, firstIndex + 1) > firstIndex
    );
  };
  const isRaw = (str) => isObject(str) && has$2(str, "raw");
  const isTokenised = (str) => isArray$1(str) && str.length > 1;
  const data = {};
  const currentCode = Cell("en");
  const getLanguageData = () => get$a(data, currentCode.get());
  const getData$1 = () => map$2(data, (value) => ({ ...value }));
  const setCode = (newCode) => {
    if (newCode) {
      currentCode.set(newCode);
    }
  };
  const getCode = () => currentCode.get();
  const add$1 = (code, items) => {
    let langData = data[code];
    if (!langData) {
      data[code] = langData = {};
    }
    const lcNames = map$3(keys(items), (name) => name.toLowerCase());
    each$d(items, (translation, name) => {
      const lcName = name.toLowerCase();
      if (lcName !== name && isDuplicated(lcNames, lcName)) {
        if (!has$2(items, lcName)) {
          langData[lcName] = translation;
        }
        langData[name] = translation;
      } else {
        langData[lcName] = translation;
      }
    });
  };
  const translate = (text) => {
    const langData = getLanguageData().getOr({});
    const toString = (obj) => {
      if (isFunction(obj)) {
        return Object.prototype.toString.call(obj);
      }
      return !isEmpty(obj) ? "" + obj : "";
    };
    const isEmpty = (text) =>
      text === "" || text === null || text === undefined;
    const getLangData = (text) => {
      const textStr = toString(text);
      return has$2(langData, textStr)
        ? toString(langData[textStr])
        : get$a(langData, textStr.toLowerCase()).map(toString).getOr(textStr);
    };
    const removeContext = (str) => str.replace(/{context:\w+}$/, "");
    if (isEmpty(text)) {
      return "";
    }
    if (isRaw(text)) {
      return toString(text.raw);
    }
    if (isTokenised(text)) {
      const values = text.slice(1);
      const substitued = getLangData(text[0]).replace(
        /\{([0-9]+)\}/g,
        ($1, $2) => (has$2(values, $2) ? toString(values[$2]) : $1)
      );
      return removeContext(substitued);
    }
    return removeContext(getLangData(text));
  };
  const isRtl$1 = () =>
    getLanguageData()
      .bind((items) => get$a(items, "_dir"))
      .exists((dir) => dir === "rtl");
  const hasCode = (code) => has$2(data, code);
  const I18n = {
    getData: getData$1,
    setCode,
    getCode,
    add: add$1,
    translate,
    isRtl: isRtl$1,
    hasCode,
  };

  const AddOnManager = () => {
    const items = [];
    const urls = {};
    const lookup = {};
    const _listeners = [];
    const runListeners = (name, state) => {
      const matchedListeners = filter$5(
        _listeners,
        (listener) => listener.name === name && listener.state === state
      );
      each$e(matchedListeners, (listener) => listener.resolve());
    };
    const isLoaded = (name) => has$2(urls, name);
    const isAdded = (name) => has$2(lookup, name);
    const get = (name) => {
      if (lookup[name]) {
        return lookup[name].instance;
      }
      return undefined;
    };
    const loadLanguagePack = (name, languages) => {
      const language = I18n.getCode();
      const wrappedLanguages = "," + (languages || "") + ",";
      if (
        !language ||
        (languages && wrappedLanguages.indexOf("," + language + ",") === -1)
      ) {
        return;
      }
      ScriptLoader.ScriptLoader.add(urls[name] + "/langs/" + language + ".js");
    };
    const requireLangPack = (name, languages) => {
      if (AddOnManager.languageLoad !== false) {
        if (isLoaded(name)) {
          loadLanguagePack(name, languages);
        } else {
          waitFor(name, "loaded").then(() => loadLanguagePack(name, languages));
        }
      }
    };
    const add = (id, addOn) => {
      items.push(addOn);
      lookup[id] = { instance: addOn };
      runListeners(id, "added");
      return addOn;
    };
    const remove = (name) => {
      delete urls[name];
      delete lookup[name];
    };
    const createUrl = (baseUrl, dep) => {
      if (isString(dep)) {
        return isString(baseUrl)
          ? {
              prefix: "",
              resource: dep,
              suffix: "",
            }
          : {
              prefix: baseUrl.prefix,
              resource: dep,
              suffix: baseUrl.suffix,
            };
      } else {
        return dep;
      }
    };
    const load = (name, addOnUrl) => {
      if (urls[name]) {
        return Promise.resolve();
      }
      let urlString = isString(addOnUrl)
        ? addOnUrl
        : addOnUrl.prefix + addOnUrl.resource + addOnUrl.suffix;
      if (urlString.indexOf("/") !== 0 && urlString.indexOf("://") === -1) {
        urlString = AddOnManager.baseURL + "/" + urlString;
      }
      urls[name] = urlString.substring(0, urlString.lastIndexOf("/"));
      const done = () => {
        runListeners(name, "loaded");
        return Promise.resolve();
      };
      if (lookup[name]) {
        return done();
      } else {
        return ScriptLoader.ScriptLoader.add(urlString).then(done);
      }
    };
    const waitFor = (name, state = "added") => {
      if (state === "added" && isAdded(name)) {
        return Promise.resolve();
      } else if (state === "loaded" && isLoaded(name)) {
        return Promise.resolve();
      } else {
        return new Promise((resolve) => {
          _listeners.push({
            name,
            state,
            resolve,
          });
        });
      }
    };
    return {
      items,
      urls,
      lookup,
      get,
      requireLangPack,
      add,
      remove,
      createUrl,
      load,
      waitFor,
    };
  };
  AddOnManager.languageLoad = true;
  AddOnManager.baseURL = "";
  AddOnManager.PluginManager = AddOnManager();
  AddOnManager.ThemeManager = AddOnManager();
  AddOnManager.ModelManager = AddOnManager();

  const singleton = (doRevoke) => {
    const subject = Cell(Optional.none());
    const revoke = () => subject.get().each(doRevoke);
    const clear = () => {
      revoke();
      subject.set(Optional.none());
    };
    const isSet = () => subject.get().isSome();
    const get = () => subject.get();
    const set = (s) => {
      revoke();
      subject.set(Optional.some(s));
    };
    return {
      clear,
      isSet,
      get,
      set,
    };
  };
  const repeatable = (delay) => {
    const intervalId = Cell(Optional.none());
    const revoke = () => intervalId.get().each((id) => clearInterval(id));
    const clear = () => {
      revoke();
      intervalId.set(Optional.none());
    };
    const isSet = () => intervalId.get().isSome();
    const get = () => intervalId.get();
    const set = (functionToRepeat) => {
      revoke();
      intervalId.set(Optional.some(setInterval(functionToRepeat, delay)));
    };
    return {
      clear,
      isSet,
      get,
      set,
    };
  };
  const value$2 = () => {
    const subject = singleton(noop);
    const on = (f) => subject.get().each(f);
    return {
      ...subject,
      on,
    };
  };

  const first$1 = (fn, rate) => {
    let timer = null;
    const cancel = () => {
      if (!isNull(timer)) {
        clearTimeout(timer);
        timer = null;
      }
    };
    const throttle = (...args) => {
      if (isNull(timer)) {
        timer = setTimeout(() => {
          timer = null;
          fn.apply(null, args);
        }, rate);
      }
    };
    return {
      cancel,
      throttle,
    };
  };
  const last$1 = (fn, rate) => {
    let timer = null;
    const cancel = () => {
      if (!isNull(timer)) {
        clearTimeout(timer);
        timer = null;
      }
    };
    const throttle = (...args) => {
      cancel();
      timer = setTimeout(() => {
        timer = null;
        fn.apply(null, args);
      }, rate);
    };
    return {
      cancel,
      throttle,
    };
  };

  const annotation = constant("mce-annotation");
  const dataAnnotation = constant("data-mce-annotation");
  const dataAnnotationId = constant("data-mce-annotation-uid");
  const dataAnnotationActive = constant("data-mce-annotation-active");
  const dataAnnotationClasses = constant("data-mce-annotation-classes");
  const dataAnnotationAttributes = constant("data-mce-annotation-attrs");

  const isRoot$1 = (root) => (node) => eq(node, root);
  const identify = (editor, annotationName) => {
    const rng = editor.selection.getRng();
    const start = SugarElement.fromDom(rng.startContainer);
    const root = SugarElement.fromDom(editor.getBody());
    const selector = annotationName.fold(
      () => "." + annotation(),
      (an) => `[${dataAnnotation()}="${an}"]`
    );
    const newStart = child$1(start, rng.startOffset).getOr(start);
    const closest = closest$3(newStart, selector, isRoot$1(root));
    return closest.bind((c) =>
      getOpt(c, `${dataAnnotationId()}`).bind((uid) =>
        getOpt(c, `${dataAnnotation()}`).map((name) => {
          const elements = findMarkers(editor, uid);
          return {
            uid,
            name,
            elements,
          };
        })
      )
    );
  };
  const isAnnotation = (elem) => isElement$7(elem) && has(elem, annotation());
  const isBogusElement = (elem, root) =>
    has$1(elem, "data-mce-bogus") ||
    ancestor$2(elem, '[data-mce-bogus="all"]', isRoot$1(root));
  const findMarkers = (editor, uid) => {
    const body = SugarElement.fromDom(editor.getBody());
    const descendants$1 = descendants(body, `[${dataAnnotationId()}="${uid}"]`);
    return filter$5(
      descendants$1,
      (descendant) => !isBogusElement(descendant, body)
    );
  };
  const findAll = (editor, name) => {
    const body = SugarElement.fromDom(editor.getBody());
    const markers = descendants(body, `[${dataAnnotation()}="${name}"]`);
    const directory = {};
    each$e(markers, (m) => {
      if (!isBogusElement(m, body)) {
        const uid = get$9(m, dataAnnotationId());
        const nodesAlready = get$a(directory, uid).getOr([]);
        directory[uid] = nodesAlready.concat([m]);
      }
    });
    return directory;
  };

  const setup$x = (editor, registry) => {
    const changeCallbacks = Cell({});
    const initData = () => ({
      listeners: [],
      previous: value$2(),
    });
    const withCallbacks = (name, f) => {
      updateCallbacks(name, (data) => {
        f(data);
        return data;
      });
    };
    const updateCallbacks = (name, f) => {
      const callbackMap = changeCallbacks.get();
      const data = get$a(callbackMap, name).getOrThunk(initData);
      const outputData = f(data);
      callbackMap[name] = outputData;
      changeCallbacks.set(callbackMap);
    };
    const fireCallbacks = (name, uid, elements) => {
      withCallbacks(name, (data) => {
        each$e(data.listeners, (f) =>
          f(true, name, {
            uid,
            nodes: map$3(elements, (elem) => elem.dom),
          })
        );
      });
    };
    const fireNoAnnotation = (name) => {
      withCallbacks(name, (data) => {
        each$e(data.listeners, (f) => f(false, name));
      });
    };
    const toggleActiveAttr = (uid, state) => {
      each$e(findMarkers(editor, uid), (elem) => {
        if (state) {
          set$3(elem, dataAnnotationActive(), "true");
        } else {
          remove$a(elem, dataAnnotationActive());
        }
      });
    };
    const onNodeChange = last$1(() => {
      const annotations = sort(registry.getNames());
      each$e(annotations, (name) => {
        updateCallbacks(name, (data) => {
          const prev = data.previous.get();
          identify(editor, Optional.some(name)).fold(
            () => {
              prev.each((uid) => {
                fireNoAnnotation(name);
                data.previous.clear();
                toggleActiveAttr(uid, false);
              });
            },
            ({ uid, name, elements }) => {
              if (!is$2(prev, uid)) {
                prev.each((uid) => toggleActiveAttr(uid, false));
                fireCallbacks(name, uid, elements);
                data.previous.set(uid);
                toggleActiveAttr(uid, true);
              }
            }
          );
          return {
            previous: data.previous,
            listeners: data.listeners,
          };
        });
      });
    }, 30);
    editor.on("remove", () => {
      onNodeChange.cancel();
    });
    editor.on("NodeChange", () => {
      onNodeChange.throttle();
    });
    const addListener = (name, f) => {
      updateCallbacks(name, (data) => ({
        previous: data.previous,
        listeners: data.listeners.concat([f]),
      }));
    };
    return { addListener };
  };

  const setup$w = (editor, registry) => {
    const dataAnnotation$1 = dataAnnotation();
    const identifyParserNode = (node) =>
      Optional.from(node.attr(dataAnnotation$1)).bind(registry.lookup);
    const removeDirectAnnotation = (node) => {
      var _a, _b;
      node.attr(dataAnnotationId(), null);
      node.attr(dataAnnotation(), null);
      node.attr(dataAnnotationActive(), null);
      const customAttrNames = Optional.from(
        node.attr(dataAnnotationAttributes())
      )
        .map((names) => names.split(","))
        .getOr([]);
      const customClasses = Optional.from(node.attr(dataAnnotationClasses()))
        .map((names) => names.split(","))
        .getOr([]);
      each$e(customAttrNames, (name) => node.attr(name, null));
      const classList =
        (_b =
          (_a = node.attr("class")) === null || _a === void 0
            ? void 0
            : _a.split(" ")) !== null && _b !== void 0
          ? _b
          : [];
      const newClassList = difference(
        classList,
        [annotation()].concat(customClasses)
      );
      node.attr(
        "class",
        newClassList.length > 0 ? newClassList.join(" ") : null
      );
      node.attr(dataAnnotationClasses(), null);
      node.attr(dataAnnotationAttributes(), null);
    };
    editor.serializer.addTempAttr(dataAnnotationActive());
    editor.serializer.addAttributeFilter(dataAnnotation$1, (nodes) => {
      for (const node of nodes) {
        identifyParserNode(node).each((settings) => {
          if (settings.persistent === false) {
            if (node.name === "span") {
              node.unwrap();
            } else {
              removeDirectAnnotation(node);
            }
          }
        });
      }
    });
  };

  const create$c = () => {
    const annotations = {};
    const register = (name, settings) => {
      annotations[name] = {
        name,
        settings,
      };
    };
    const lookup = (name) => get$a(annotations, name).map((a) => a.settings);
    const getNames = () => keys(annotations);
    return {
      register,
      lookup,
      getNames,
    };
  };

  let unique = 0;
  const generate$1 = (prefix) => {
    const date = new Date();
    const time = date.getTime();
    const random = Math.floor(Math.random() * 1000000000);
    unique++;
    return prefix + "_" + random + unique + String(time);
  };

  const add = (element, classes) => {
    each$e(classes, (x) => {
      add$2(element, x);
    });
  };
  const remove$4 = (element, classes) => {
    each$e(classes, (x) => {
      remove$7(element, x);
    });
  };

  const clone$2 = (original, isDeep) =>
    SugarElement.fromDom(original.dom.cloneNode(isDeep));
  const shallow$1 = (original) => clone$2(original, false);
  const deep$1 = (original) => clone$2(original, true);
  const shallowAs = (original, tag) => {
    const nu = SugarElement.fromTag(tag);
    const attributes = clone$4(original);
    setAll$1(nu, attributes);
    return nu;
  };
  const mutate = (original, tag) => {
    const nu = shallowAs(original, tag);
    after$4(original, nu);
    const children = children$1(original);
    append(nu, children);
    remove$5(original);
    return nu;
  };

  const TextWalker = (startNode, rootNode, isBoundary = never) => {
    const walker = new DomTreeWalker(startNode, rootNode);
    const walk = (direction) => {
      let next;
      do {
        next = walker[direction]();
      } while (next && !isText$a(next) && !isBoundary(next));
      return Optional.from(next).filter(isText$a);
    };
    return {
      current: () => Optional.from(walker.current()).filter(isText$a),
      next: () => walk("next"),
      prev: () => walk("prev"),
      prev2: () => walk("prev2"),
    };
  };

  const TextSeeker = (dom, isBoundary) => {
    const isBlockBoundary = isBoundary
      ? isBoundary
      : (node) =>
          dom.isBlock(node) || isBr$6(node) || isContentEditableFalse$b(node);
    const walk = (node, offset, walker, process) => {
      if (isText$a(node)) {
        const newOffset = process(node, offset, node.data);
        if (newOffset !== -1) {
          return Optional.some({
            container: node,
            offset: newOffset,
          });
        }
      }
      return walker().bind((next) =>
        walk(next.container, next.offset, walker, process)
      );
    };
    const backwards = (node, offset, process, root) => {
      const walker = TextWalker(
        node,
        root !== null && root !== void 0 ? root : dom.getRoot(),
        isBlockBoundary
      );
      return walk(
        node,
        offset,
        () =>
          walker.prev().map((prev) => ({
            container: prev,
            offset: prev.length,
          })),
        process
      ).getOrNull();
    };
    const forwards = (node, offset, process, root) => {
      const walker = TextWalker(
        node,
        root !== null && root !== void 0 ? root : dom.getRoot(),
        isBlockBoundary
      );
      return walk(
        node,
        offset,
        () =>
          walker.next().map((next) => ({
            container: next,
            offset: 0,
          })),
        process
      ).getOrNull();
    };
    return {
      backwards,
      forwards,
    };
  };

  const round$2 = Math.round;
  const clone$1 = (rect) => {
    if (!rect) {
      return {
        left: 0,
        top: 0,
        bottom: 0,
        right: 0,
        width: 0,
        height: 0,
      };
    }
    return {
      left: round$2(rect.left),
      top: round$2(rect.top),
      bottom: round$2(rect.bottom),
      right: round$2(rect.right),
      width: round$2(rect.width),
      height: round$2(rect.height),
    };
  };
  const collapse = (rect, toStart) => {
    rect = clone$1(rect);
    if (toStart) {
      rect.right = rect.left;
    } else {
      rect.left = rect.left + rect.width;
      rect.right = rect.left;
    }
    rect.width = 0;
    return rect;
  };
  const isEqual = (rect1, rect2) =>
    rect1.left === rect2.left &&
    rect1.top === rect2.top &&
    rect1.bottom === rect2.bottom &&
    rect1.right === rect2.right;
  const isValidOverflow = (overflowY, rect1, rect2) =>
    overflowY >= 0 && overflowY <= Math.min(rect1.height, rect2.height) / 2;
  const isAbove$1 = (rect1, rect2) => {
    const halfHeight = Math.min(rect2.height / 2, rect1.height / 2);
    if (rect1.bottom - halfHeight < rect2.top) {
      return true;
    }
    if (rect1.top > rect2.bottom) {
      return false;
    }
    return isValidOverflow(rect2.top - rect1.bottom, rect1, rect2);
  };
  const isBelow$1 = (rect1, rect2) => {
    if (rect1.top > rect2.bottom) {
      return true;
    }
    if (rect1.bottom < rect2.top) {
      return false;
    }
    return isValidOverflow(rect2.bottom - rect1.top, rect1, rect2);
  };
  const containsXY = (rect, clientX, clientY) =>
    clientX >= rect.left &&
    clientX <= rect.right &&
    clientY >= rect.top &&
    clientY <= rect.bottom;
  const boundingClientRectFromRects = (rects) => {
    return foldl(
      rects,
      (acc, rect) => {
        return acc.fold(
          () => Optional.some(rect),
          (prevRect) => {
            const left = Math.min(rect.left, prevRect.left);
            const top = Math.min(rect.top, prevRect.top);
            const right = Math.max(rect.right, prevRect.right);
            const bottom = Math.max(rect.bottom, prevRect.bottom);
            return Optional.some({
              top,
              right,
              bottom,
              left,
              width: right - left,
              height: bottom - top,
            });
          }
        );
      },
      Optional.none()
    );
  };
  const distanceToRectEdgeFromXY = (rect, x, y) => {
    const cx = Math.max(Math.min(x, rect.left + rect.width), rect.left);
    const cy = Math.max(Math.min(y, rect.top + rect.height), rect.top);
    return Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy));
  };
  const overlapY = (r1, r2) =>
    Math.max(0, Math.min(r1.bottom, r2.bottom) - Math.max(r1.top, r2.top));

  const clamp$2 = (value, min, max) => Math.min(Math.max(value, min), max);

  const getSelectedNode = (range) => {
    const startContainer = range.startContainer,
      startOffset = range.startOffset;
    if (
      startContainer === range.endContainer &&
      startContainer.hasChildNodes() &&
      range.endOffset === startOffset + 1
    ) {
      return startContainer.childNodes[startOffset];
    }
    return null;
  };
  const getNode$1 = (container, offset) => {
    if (isElement$6(container) && container.hasChildNodes()) {
      const childNodes = container.childNodes;
      const safeOffset = clamp$2(offset, 0, childNodes.length - 1);
      return childNodes[safeOffset];
    } else {
      return container;
    }
  };
  const getNodeUnsafe = (container, offset) => {
    if (offset < 0 && isElement$6(container) && container.hasChildNodes()) {
      return undefined;
    } else {
      return getNode$1(container, offset);
    }
  };

  const extendingChars = new RegExp(
    "[\u0300-\u036f\u0483-\u0487\u0488-\u0489\u0591-\u05bd\u05bf\u05c1-\u05c2\u05c4-\u05c5\u05c7\u0610-\u061a" +
      "\u064b-\u065f\u0670\u06d6-\u06dc\u06df-\u06e4\u06e7-\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0" +
      "\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0859-\u085b\u08e3-\u0902\u093a\u093c" +
      "\u0941-\u0948\u094d\u0951-\u0957\u0962-\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2-\u09e3" +
      "\u0a01-\u0a02\u0a3c\u0a41-\u0a42\u0a47-\u0a48\u0a4b-\u0a4d\u0a51\u0a70-\u0a71\u0a75\u0a81-\u0a82\u0abc" +
      "\u0ac1-\u0ac5\u0ac7-\u0ac8\u0acd\u0ae2-\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57" +
      "\u0b62-\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c00\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55-\u0c56" +
      "\u0c62-\u0c63\u0c81\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc-\u0ccd\u0cd5-\u0cd6\u0ce2-\u0ce3\u0d01\u0d3e\u0d41-\u0d44" +
      "\u0d4d\u0d57\u0d62-\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9" +
      "\u0ebb-\u0ebc\u0ec8-\u0ecd\u0f18-\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86-\u0f87\u0f8d-\u0f97" +
      "\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039-\u103a\u103d-\u103e\u1058-\u1059\u105e-\u1060\u1071-\u1074" +
      "\u1082\u1085-\u1086\u108d\u109d\u135d-\u135f\u1712-\u1714\u1732-\u1734\u1752-\u1753\u1772-\u1773\u17b4-\u17b5" +
      "\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927-\u1928\u1932\u1939-\u193b\u1a17-\u1a18" +
      "\u1a1b\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1ab0-\u1abd\u1ABE\u1b00-\u1b03\u1b34" +
      "\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80-\u1b81\u1ba2-\u1ba5\u1ba8-\u1ba9\u1bab-\u1bad\u1be6\u1be8-\u1be9" +
      "\u1bed\u1bef-\u1bf1\u1c2c-\u1c33\u1c36-\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1cf4\u1cf8-\u1cf9" +
      "\u1dc0-\u1df5\u1dfc-\u1dff\u200c-\u200d\u20d0-\u20dc\u20DD-\u20E0\u20e1\u20E2-\u20E4\u20e5-\u20f0\u2cef-\u2cf1" +
      "\u2d7f\u2de0-\u2dff\u302a-\u302d\u302e-\u302f\u3099-\u309a\ua66f\uA670-\uA672\ua674-\ua67d\ua69e-\ua69f\ua6f0-\ua6f1" +
      "\ua802\ua806\ua80b\ua825-\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc" +
      "\ua9e5\uaa29-\uaa2e\uaa31-\uaa32\uaa35-\uaa36\uaa43\uaa4c\uaa7c\uaab0\uaab2-\uaab4\uaab7-\uaab8\uaabe-\uaabf\uaac1" +
      "\uaaec-\uaaed\uaaf6\uabe5\uabe8\uabed\ufb1e\ufe00-\ufe0f\ufe20-\ufe2f\uff9e-\uff9f]"
  );
  const isExtendingChar = (ch) =>
    isString(ch) && ch.charCodeAt(0) >= 768 && extendingChars.test(ch);

  const or = (...args) => {
    return (x) => {
      for (let i = 0; i < args.length; i++) {
        if (args[i](x)) {
          return true;
        }
      }
      return false;
    };
  };
  const and = (...args) => {
    return (x) => {
      for (let i = 0; i < args.length; i++) {
        if (!args[i](x)) {
          return false;
        }
      }
      return true;
    };
  };

  const isElement$4 = isElement$6;
  const isCaretCandidate$2 = isCaretCandidate$3;
  const isBlock$1 = matchStyleValues("display", "block table");
  const isFloated = matchStyleValues("float", "left right");
  const isValidElementCaretCandidate = and(
    isElement$4,
    isCaretCandidate$2,
    not(isFloated)
  );
  const isNotPre = not(
    matchStyleValues("white-space", "pre pre-line pre-wrap")
  );
  const isText$7 = isText$a;
  const isBr$3 = isBr$6;
  const nodeIndex$1 = DOMUtils.nodeIndex;
  const resolveIndex$1 = getNodeUnsafe;
  const createRange$1 = (doc) =>
    doc ? doc.createRange() : DOMUtils.DOM.createRng();
  const isWhiteSpace$1 = (chr) => isString(chr) && /[\r\n\t ]/.test(chr);
  const isRange = (rng) => !!rng.setStart && !!rng.setEnd;
  const isHiddenWhiteSpaceRange = (range) => {
    const container = range.startContainer;
    const offset = range.startOffset;
    if (
      isWhiteSpace$1(range.toString()) &&
      isNotPre(container.parentNode) &&
      isText$a(container)
    ) {
      const text = container.data;
      if (
        isWhiteSpace$1(text[offset - 1]) ||
        isWhiteSpace$1(text[offset + 1])
      ) {
        return true;
      }
    }
    return false;
  };
  const getBrClientRect = (brNode) => {
    const doc = brNode.ownerDocument;
    const rng = createRange$1(doc);
    const nbsp$1 = doc.createTextNode(nbsp);
    const parentNode = brNode.parentNode;
    parentNode.insertBefore(nbsp$1, brNode);
    rng.setStart(nbsp$1, 0);
    rng.setEnd(nbsp$1, 1);
    const clientRect = clone$1(rng.getBoundingClientRect());
    parentNode.removeChild(nbsp$1);
    return clientRect;
  };
  const getBoundingClientRectWebKitText = (rng) => {
    const sc = rng.startContainer;
    const ec = rng.endContainer;
    const so = rng.startOffset;
    const eo = rng.endOffset;
    if (sc === ec && isText$a(ec) && so === 0 && eo === 1) {
      const newRng = rng.cloneRange();
      newRng.setEndAfter(ec);
      return getBoundingClientRect$1(newRng);
    } else {
      return null;
    }
  };
  const isZeroRect = (r) =>
    r.left === 0 && r.right === 0 && r.top === 0 && r.bottom === 0;
  const getBoundingClientRect$1 = (item) => {
    var _a;
    let clientRect;
    const clientRects = item.getClientRects();
    if (clientRects.length > 0) {
      clientRect = clone$1(clientRects[0]);
    } else {
      clientRect = clone$1(item.getBoundingClientRect());
    }
    if (!isRange(item) && isBr$3(item) && isZeroRect(clientRect)) {
      return getBrClientRect(item);
    }
    if (isZeroRect(clientRect) && isRange(item)) {
      return (_a = getBoundingClientRectWebKitText(item)) !== null &&
        _a !== void 0
        ? _a
        : clientRect;
    }
    return clientRect;
  };
  const collapseAndInflateWidth = (clientRect, toStart) => {
    const newClientRect = collapse(clientRect, toStart);
    newClientRect.width = 1;
    newClientRect.right = newClientRect.left + 1;
    return newClientRect;
  };
  const getCaretPositionClientRects = (caretPosition) => {
    const clientRects = [];
    const addUniqueAndValidRect = (clientRect) => {
      if (clientRect.height === 0) {
        return;
      }
      if (clientRects.length > 0) {
        if (isEqual(clientRect, clientRects[clientRects.length - 1])) {
          return;
        }
      }
      clientRects.push(clientRect);
    };
    const addCharacterOffset = (container, offset) => {
      const range = createRange$1(container.ownerDocument);
      if (offset < container.data.length) {
        if (isExtendingChar(container.data[offset])) {
          return;
        }
        if (isExtendingChar(container.data[offset - 1])) {
          range.setStart(container, offset);
          range.setEnd(container, offset + 1);
          if (!isHiddenWhiteSpaceRange(range)) {
            addUniqueAndValidRect(
              collapseAndInflateWidth(getBoundingClientRect$1(range), false)
            );
            return;
          }
        }
      }
      if (offset > 0) {
        range.setStart(container, offset - 1);
        range.setEnd(container, offset);
        if (!isHiddenWhiteSpaceRange(range)) {
          addUniqueAndValidRect(
            collapseAndInflateWidth(getBoundingClientRect$1(range), false)
          );
        }
      }
      if (offset < container.data.length) {
        range.setStart(container, offset);
        range.setEnd(container, offset + 1);
        if (!isHiddenWhiteSpaceRange(range)) {
          addUniqueAndValidRect(
            collapseAndInflateWidth(getBoundingClientRect$1(range), true)
          );
        }
      }
    };
    const container = caretPosition.container();
    const offset = caretPosition.offset();
    if (isText$7(container)) {
      addCharacterOffset(container, offset);
      return clientRects;
    }
    if (isElement$4(container)) {
      if (caretPosition.isAtEnd()) {
        const node = resolveIndex$1(container, offset);
        if (isText$7(node)) {
          addCharacterOffset(node, node.data.length);
        }
        if (isValidElementCaretCandidate(node) && !isBr$3(node)) {
          addUniqueAndValidRect(
            collapseAndInflateWidth(getBoundingClientRect$1(node), false)
          );
        }
      } else {
        const node = resolveIndex$1(container, offset);
        if (isText$7(node)) {
          addCharacterOffset(node, 0);
        }
        if (isValidElementCaretCandidate(node) && caretPosition.isAtEnd()) {
          addUniqueAndValidRect(
            collapseAndInflateWidth(getBoundingClientRect$1(node), false)
          );
          return clientRects;
        }
        const beforeNode = resolveIndex$1(
          caretPosition.container(),
          caretPosition.offset() - 1
        );
        if (isValidElementCaretCandidate(beforeNode) && !isBr$3(beforeNode)) {
          if (
            isBlock$1(beforeNode) ||
            isBlock$1(node) ||
            !isValidElementCaretCandidate(node)
          ) {
            addUniqueAndValidRect(
              collapseAndInflateWidth(
                getBoundingClientRect$1(beforeNode),
                false
              )
            );
          }
        }
        if (isValidElementCaretCandidate(node)) {
          addUniqueAndValidRect(
            collapseAndInflateWidth(getBoundingClientRect$1(node), true)
          );
        }
      }
    }
    return clientRects;
  };
  const CaretPosition = (container, offset, clientRects) => {
    const isAtStart = () => {
      if (isText$7(container)) {
        return offset === 0;
      }
      return offset === 0;
    };
    const isAtEnd = () => {
      if (isText$7(container)) {
        return offset >= container.data.length;
      }
      return offset >= container.childNodes.length;
    };
    const toRange = () => {
      const range = createRange$1(container.ownerDocument);
      range.setStart(container, offset);
      range.setEnd(container, offset);
      return range;
    };
    const getClientRects = () => {
      if (!clientRects) {
        clientRects = getCaretPositionClientRects(
          CaretPosition(container, offset)
        );
      }
      return clientRects;
    };
    const isVisible = () => getClientRects().length > 0;
    const isEqual = (caretPosition) =>
      caretPosition &&
      container === caretPosition.container() &&
      offset === caretPosition.offset();
    const getNode = (before) =>
      resolveIndex$1(container, before ? offset - 1 : offset);
    return {
      container: constant(container),
      offset: constant(offset),
      toRange,
      getClientRects,
      isVisible,
      isAtStart,
      isAtEnd,
      isEqual,
      getNode,
    };
  };
  CaretPosition.fromRangeStart = (range) =>
    CaretPosition(range.startContainer, range.startOffset);
  CaretPosition.fromRangeEnd = (range) =>
    CaretPosition(range.endContainer, range.endOffset);
  CaretPosition.after = (node) =>
    CaretPosition(node.parentNode, nodeIndex$1(node) + 1);
  CaretPosition.before = (node) =>
    CaretPosition(node.parentNode, nodeIndex$1(node));
  CaretPosition.isAbove = (pos1, pos2) =>
    lift2(
      head(pos2.getClientRects()),
      last$3(pos1.getClientRects()),
      isAbove$1
    ).getOr(false);
  CaretPosition.isBelow = (pos1, pos2) =>
    lift2(
      last$3(pos2.getClientRects()),
      head(pos1.getClientRects()),
      isBelow$1
    ).getOr(false);
  CaretPosition.isAtStart = (pos) => (pos ? pos.isAtStart() : false);
  CaretPosition.isAtEnd = (pos) => (pos ? pos.isAtEnd() : false);
  CaretPosition.isTextPosition = (pos) =>
    pos ? isText$a(pos.container()) : false;
  CaretPosition.isElementPosition = (pos) => !CaretPosition.isTextPosition(pos);

  const trimEmptyTextNode$1 = (dom, node) => {
    if (isText$a(node) && node.data.length === 0) {
      dom.remove(node);
    }
  };
  const insertNode = (dom, rng, node) => {
    rng.insertNode(node);
    trimEmptyTextNode$1(dom, node.previousSibling);
    trimEmptyTextNode$1(dom, node.nextSibling);
  };
  const insertFragment = (dom, rng, frag) => {
    const firstChild = Optional.from(frag.firstChild);
    const lastChild = Optional.from(frag.lastChild);
    rng.insertNode(frag);
    firstChild.each((child) => trimEmptyTextNode$1(dom, child.previousSibling));
    lastChild.each((child) => trimEmptyTextNode$1(dom, child.nextSibling));
  };
  const rangeInsertNode = (dom, rng, node) => {
    if (isDocumentFragment(node)) {
      insertFragment(dom, rng, node);
    } else {
      insertNode(dom, rng, node);
    }
  };

  const isText$6 = isText$a;
  const isBogus = isBogus$2;
  const nodeIndex = DOMUtils.nodeIndex;
  const normalizedParent = (node) => {
    const parentNode = node.parentNode;
    if (isBogus(parentNode)) {
      return normalizedParent(parentNode);
    }
    return parentNode;
  };
  const getChildNodes = (node) => {
    if (!node) {
      return [];
    }
    return reduce(
      node.childNodes,
      (result, node) => {
        if (isBogus(node) && node.nodeName !== "BR") {
          result = result.concat(getChildNodes(node));
        } else {
          result.push(node);
        }
        return result;
      },
      []
    );
  };
  const normalizedTextOffset = (node, offset) => {
    let tempNode = node;
    while ((tempNode = tempNode.previousSibling)) {
      if (!isText$6(tempNode)) {
        break;
      }
      offset += tempNode.data.length;
    }
    return offset;
  };
  const equal = (a) => (b) => a === b;
  const normalizedNodeIndex = (node) => {
    let nodes, index;
    nodes = getChildNodes(normalizedParent(node));
    index = findIndex$1(nodes, equal(node), node);
    nodes = nodes.slice(0, index + 1);
    const numTextFragments = reduce(
      nodes,
      (result, node, i) => {
        if (isText$6(node) && isText$6(nodes[i - 1])) {
          result++;
        }
        return result;
      },
      0
    );
    nodes = filter$3(nodes, matchNodeNames([node.nodeName]));
    index = findIndex$1(nodes, equal(node), node);
    return index - numTextFragments;
  };
  const createPathItem = (node) => {
    const name = isText$6(node) ? "text()" : node.nodeName.toLowerCase();
    return name + "[" + normalizedNodeIndex(node) + "]";
  };
  const parentsUntil$1 = (root, node, predicate) => {
    const parents = [];
    for (
      let tempNode = node.parentNode;
      tempNode && tempNode !== root;
      tempNode = tempNode.parentNode
    ) {
      if (predicate && predicate(tempNode)) {
        break;
      }
      parents.push(tempNode);
    }
    return parents;
  };
  const create$b = (root, caretPosition) => {
    let path = [];
    let container = caretPosition.container();
    let offset = caretPosition.offset();
    let outputOffset;
    if (isText$6(container)) {
      outputOffset = normalizedTextOffset(container, offset);
    } else {
      const childNodes = container.childNodes;
      if (offset >= childNodes.length) {
        outputOffset = "after";
        offset = childNodes.length - 1;
      } else {
        outputOffset = "before";
      }
      container = childNodes[offset];
    }
    path.push(createPathItem(container));
    let parents = parentsUntil$1(root, container);
    parents = filter$3(parents, not(isBogus$2));
    path = path.concat(
      map$1(parents, (node) => {
        return createPathItem(node);
      })
    );
    return path.reverse().join("/") + "," + outputOffset;
  };
  const resolvePathItem = (node, name, index) => {
    let nodes = getChildNodes(node);
    nodes = filter$3(nodes, (node, index) => {
      return !isText$6(node) || !isText$6(nodes[index - 1]);
    });
    nodes = filter$3(nodes, matchNodeNames([name]));
    return nodes[index];
  };
  const findTextPosition = (container, offset) => {
    let node = container;
    let targetOffset = 0;
    while (isText$6(node)) {
      const dataLen = node.data.length;
      if (offset >= targetOffset && offset <= targetOffset + dataLen) {
        container = node;
        offset = offset - targetOffset;
        break;
      }
      if (!isText$6(node.nextSibling)) {
        container = node;
        offset = dataLen;
        break;
      }
      targetOffset += dataLen;
      node = node.nextSibling;
    }
    if (isText$6(container) && offset > container.data.length) {
      offset = container.data.length;
    }
    return CaretPosition(container, offset);
  };
  const resolve$1 = (root, path) => {
    if (!path) {
      return null;
    }
    const parts = path.split(",");
    const paths = parts[0].split("/");
    const offset = parts.length > 1 ? parts[1] : "before";
    const container = reduce(
      paths,
      (result, value) => {
        const match = /([\w\-\(\)]+)\[([0-9]+)\]/.exec(value);
        if (!match) {
          return null;
        }
        if (match[1] === "text()") {
          match[1] = "#text";
        }
        return resolvePathItem(result, match[1], parseInt(match[2], 10));
      },
      root
    );
    if (!container) {
      return null;
    }
    if (!isText$6(container) && container.parentNode) {
      let nodeOffset;
      if (offset === "after") {
        nodeOffset = nodeIndex(container) + 1;
      } else {
        nodeOffset = nodeIndex(container);
      }
      return CaretPosition(container.parentNode, nodeOffset);
    }
    return findTextPosition(container, parseInt(offset, 10));
  };

  const isContentEditableFalse$9 = isContentEditableFalse$b;
  const getNormalizedTextOffset$1 = (trim, container, offset) => {
    let trimmedOffset = trim(container.data.slice(0, offset)).length;
    for (
      let node = container.previousSibling;
      node && isText$a(node);
      node = node.previousSibling
    ) {
      trimmedOffset += trim(node.data).length;
    }
    return trimmedOffset;
  };
  const getPoint = (dom, trim, normalized, rng, start) => {
    const container = start ? rng.startContainer : rng.endContainer;
    let offset = start ? rng.startOffset : rng.endOffset;
    const point = [];
    const root = dom.getRoot();
    if (isText$a(container)) {
      point.push(
        normalized ? getNormalizedTextOffset$1(trim, container, offset) : offset
      );
    } else {
      let after = 0;
      const childNodes = container.childNodes;
      if (offset >= childNodes.length && childNodes.length) {
        after = 1;
        offset = Math.max(0, childNodes.length - 1);
      }
      point.push(dom.nodeIndex(childNodes[offset], normalized) + after);
    }
    for (let node = container; node && node !== root; node = node.parentNode) {
      point.push(dom.nodeIndex(node, normalized));
    }
    return point;
  };
  const getLocation = (trim, selection, normalized, rng) => {
    const dom = selection.dom;
    const start = getPoint(dom, trim, normalized, rng, true);
    const forward = selection.isForward();
    const fakeCaret = isRangeInCaretContainerBlock(rng)
      ? { isFakeCaret: true }
      : {};
    if (!selection.isCollapsed()) {
      const end = getPoint(dom, trim, normalized, rng, false);
      return {
        start,
        end,
        forward,
        ...fakeCaret,
      };
    } else {
      return {
        start,
        forward,
        ...fakeCaret,
      };
    }
  };
  const findIndex = (dom, name, element) => {
    let count = 0;
    Tools.each(dom.select(name), (node) => {
      if (node.getAttribute("data-mce-bogus") === "all") {
        return;
      } else if (node === element) {
        return false;
      } else {
        count++;
        return;
      }
    });
    return count;
  };
  const moveEndPoint$1 = (rng, start) => {
    let container = start ? rng.startContainer : rng.endContainer;
    let offset = start ? rng.startOffset : rng.endOffset;
    if (isElement$6(container) && container.nodeName === "TR") {
      const childNodes = container.childNodes;
      container =
        childNodes[
          Math.min(start ? offset : offset - 1, childNodes.length - 1)
        ];
      if (container) {
        offset = start ? 0 : container.childNodes.length;
        if (start) {
          rng.setStart(container, offset);
        } else {
          rng.setEnd(container, offset);
        }
      }
    }
  };
  const normalizeTableCellSelection = (rng) => {
    moveEndPoint$1(rng, true);
    moveEndPoint$1(rng, false);
    return rng;
  };
  const findSibling = (node, offset) => {
    if (isElement$6(node)) {
      node = getNode$1(node, offset);
      if (isContentEditableFalse$9(node)) {
        return node;
      }
    }
    if (isCaretContainer$2(node)) {
      if (isText$a(node) && isCaretContainerBlock$1(node)) {
        node = node.parentNode;
      }
      let sibling = node.previousSibling;
      if (isContentEditableFalse$9(sibling)) {
        return sibling;
      }
      sibling = node.nextSibling;
      if (isContentEditableFalse$9(sibling)) {
        return sibling;
      }
    }
    return undefined;
  };
  const findAdjacentContentEditableFalseElm = (rng) => {
    return (
      findSibling(rng.startContainer, rng.startOffset) ||
      findSibling(rng.endContainer, rng.endOffset)
    );
  };
  const getOffsetBookmark = (trim, normalized, selection) => {
    const element = selection.getNode();
    const rng = selection.getRng();
    if (element.nodeName === "IMG" || isContentEditableFalse$9(element)) {
      const name = element.nodeName;
      return {
        name,
        index: findIndex(selection.dom, name, element),
      };
    }
    const sibling = findAdjacentContentEditableFalseElm(rng);
    if (sibling) {
      const name = sibling.tagName;
      return {
        name,
        index: findIndex(selection.dom, name, sibling),
      };
    }
    return getLocation(trim, selection, normalized, rng);
  };
  const getCaretBookmark = (selection) => {
    const rng = selection.getRng();
    return {
      start: create$b(
        selection.dom.getRoot(),
        CaretPosition.fromRangeStart(rng)
      ),
      end: create$b(selection.dom.getRoot(), CaretPosition.fromRangeEnd(rng)),
      forward: selection.isForward(),
    };
  };
  const getRangeBookmark = (selection) => {
    return {
      rng: selection.getRng(),
      forward: selection.isForward(),
    };
  };
  const createBookmarkSpan = (dom, id, filled) => {
    const args = {
      "data-mce-type": "bookmark",
      id,
      style: "overflow:hidden;line-height:0px",
    };
    return filled
      ? dom.create("span", args, "&#xFEFF;")
      : dom.create("span", args);
  };
  const getPersistentBookmark = (selection, filled) => {
    const dom = selection.dom;
    let rng = selection.getRng();
    const id = dom.uniqueId();
    const collapsed = selection.isCollapsed();
    const element = selection.getNode();
    const name = element.nodeName;
    const forward = selection.isForward();
    if (name === "IMG") {
      return {
        name,
        index: findIndex(dom, name, element),
      };
    }
    const rng2 = normalizeTableCellSelection(rng.cloneRange());
    if (!collapsed) {
      rng2.collapse(false);
      const endBookmarkNode = createBookmarkSpan(dom, id + "_end", filled);
      rangeInsertNode(dom, rng2, endBookmarkNode);
    }
    rng = normalizeTableCellSelection(rng);
    rng.collapse(true);
    const startBookmarkNode = createBookmarkSpan(dom, id + "_start", filled);
    rangeInsertNode(dom, rng, startBookmarkNode);
    selection.moveToBookmark({
      id,
      keep: true,
      forward,
    });
    return {
      id,
      forward,
    };
  };
  const getBookmark$2 = (selection, type, normalized = false) => {
    if (type === 2) {
      return getOffsetBookmark(trim$1, normalized, selection);
    } else if (type === 3) {
      return getCaretBookmark(selection);
    } else if (type) {
      return getRangeBookmark(selection);
    } else {
      return getPersistentBookmark(selection, false);
    }
  };
  const getUndoBookmark = curry(getOffsetBookmark, identity, true);

  const value$1 = (value) => {
    const applyHelper = (fn) => fn(value);
    const constHelper = constant(value);
    const outputHelper = () => output;
    const output = {
      tag: true,
      inner: value,
      fold: (_onError, onValue) => onValue(value),
      isValue: always,
      isError: never,
      map: (mapper) => Result.value(mapper(value)),
      mapError: outputHelper,
      bind: applyHelper,
      exists: applyHelper,
      forall: applyHelper,
      getOr: constHelper,
      or: outputHelper,
      getOrThunk: constHelper,
      orThunk: outputHelper,
      getOrDie: constHelper,
      each: (fn) => {
        fn(value);
      },
      toOptional: () => Optional.some(value),
    };
    return output;
  };
  const error = (error) => {
    const outputHelper = () => output;
    const output = {
      tag: false,
      inner: error,
      fold: (onError, _onValue) => onError(error),
      isValue: never,
      isError: always,
      map: outputHelper,
      mapError: (mapper) => Result.error(mapper(error)),
      bind: outputHelper,
      exists: never,
      forall: always,
      getOr: identity,
      or: identity,
      getOrThunk: apply$1,
      orThunk: apply$1,
      getOrDie: die(String(error)),
      each: noop,
      toOptional: Optional.none,
    };
    return output;
  };
  const fromOption = (optional, err) =>
    optional.fold(() => error(err), value$1);
  const Result = {
    value: value$1,
    error,
    fromOption,
  };

  const generate = (cases) => {
    if (!isArray$1(cases)) {
      throw new Error("cases must be an array");
    }
    if (cases.length === 0) {
      throw new Error("there must be at least one case");
    }
    const constructors = [];
    const adt = {};
    each$e(cases, (acase, count) => {
      const keys$1 = keys(acase);
      if (keys$1.length !== 1) {
        throw new Error("one and only one name per case");
      }
      const key = keys$1[0];
      const value = acase[key];
      if (adt[key] !== undefined) {
        throw new Error("duplicate key detected:" + key);
      } else if (key === "cata") {
        throw new Error("cannot have a case named cata (sorry)");
      } else if (!isArray$1(value)) {
        throw new Error("case arguments must be an array");
      }
      constructors.push(key);
      adt[key] = (...args) => {
        const argLength = args.length;
        if (argLength !== value.length) {
          throw new Error(
            "Wrong number of arguments to case " +
              key +
              ". Expected " +
              value.length +
              " (" +
              value +
              "), got " +
              argLength
          );
        }
        const match = (branches) => {
          const branchKeys = keys(branches);
          if (constructors.length !== branchKeys.length) {
            throw new Error(
              "Wrong number of arguments to match. Expected: " +
                constructors.join(",") +
                "\nActual: " +
                branchKeys.join(",")
            );
          }
          const allReqd = forall(constructors, (reqKey) => {
            return contains$2(branchKeys, reqKey);
          });
          if (!allReqd) {
            throw new Error(
              "Not all branches were specified when using match. Specified: " +
                branchKeys.join(", ") +
                "\nRequired: " +
                constructors.join(", ")
            );
          }
          return branches[key].apply(null, args);
        };
        return {
          fold: (...foldArgs) => {
            if (foldArgs.length !== cases.length) {
              throw new Error(
                "Wrong number of arguments to fold. Expected " +
                  cases.length +
                  ", got " +
                  foldArgs.length
              );
            }
            const target = foldArgs[count];
            return target.apply(null, args);
          },
          match,
          log: (label) => {
            console.log(label, {
              constructors,
              constructor: key,
              params: args,
            });
          },
        };
      };
    });
    return adt;
  };
  const Adt = { generate };

  Adt.generate([
    {
      bothErrors: ["error1", "error2"],
    },
    {
      firstError: ["error1", "value2"],
    },
    {
      secondError: ["value1", "error2"],
    },
    {
      bothValues: ["value1", "value2"],
    },
  ]);
  const partition$1 = (results) => {
    const errors = [];
    const values = [];
    each$e(results, (result) => {
      result.fold(
        (err) => {
          errors.push(err);
        },
        (value) => {
          values.push(value);
        }
      );
    });
    return {
      errors,
      values,
    };
  };

  const isInlinePattern = (pattern) =>
    pattern.type === "inline-command" || pattern.type === "inline-format";
  const isBlockPattern = (pattern) =>
    pattern.type === "block-command" || pattern.type === "block-format";
  const normalizePattern = (pattern) => {
    const err = (message) =>
      Result.error({
        message,
        pattern,
      });
    const formatOrCmd = (name, onFormat, onCommand) => {
      if (pattern.format !== undefined) {
        let formats;
        if (isArray$1(pattern.format)) {
          if (!forall(pattern.format, isString)) {
            return err(
              name + " pattern has non-string items in the `format` array"
            );
          }
          formats = pattern.format;
        } else if (isString(pattern.format)) {
          formats = [pattern.format];
        } else {
          return err(name + " pattern has non-string `format` parameter");
        }
        return Result.value(onFormat(formats));
      } else if (pattern.cmd !== undefined) {
        if (!isString(pattern.cmd)) {
          return err(name + " pattern has non-string `cmd` parameter");
        }
        return Result.value(onCommand(pattern.cmd, pattern.value));
      } else {
        return err(
          name + " pattern is missing both `format` and `cmd` parameters"
        );
      }
    };
    if (!isObject(pattern)) {
      return err("Raw pattern is not an object");
    }
    if (!isString(pattern.start)) {
      return err("Raw pattern is missing `start` parameter");
    }
    if (pattern.end !== undefined) {
      if (!isString(pattern.end)) {
        return err("Inline pattern has non-string `end` parameter");
      }
      if (pattern.start.length === 0 && pattern.end.length === 0) {
        return err("Inline pattern has empty `start` and `end` parameters");
      }
      let start = pattern.start;
      let end = pattern.end;
      if (end.length === 0) {
        end = start;
        start = "";
      }
      return formatOrCmd(
        "Inline",
        (format) => ({
          type: "inline-format",
          start,
          end,
          format,
        }),
        (cmd, value) => ({
          type: "inline-command",
          start,
          end,
          cmd,
          value,
        })
      );
    } else if (pattern.replacement !== undefined) {
      if (!isString(pattern.replacement)) {
        return err(
          "Replacement pattern has non-string `replacement` parameter"
        );
      }
      if (pattern.start.length === 0) {
        return err("Replacement pattern has empty `start` parameter");
      }
      return Result.value({
        type: "inline-command",
        start: "",
        end: pattern.start,
        cmd: "mceInsertContent",
        value: pattern.replacement,
      });
    } else {
      if (pattern.start.length === 0) {
        return err("Block pattern has empty `start` parameter");
      }
      return formatOrCmd(
        "Block",
        (formats) => ({
          type: "block-format",
          start: pattern.start,
          format: formats[0],
        }),
        (command, commandValue) => ({
          type: "block-command",
          start: pattern.start,
          cmd: command,
          value: commandValue,
        })
      );
    }
  };
  const getBlockPatterns = (patterns) => filter$5(patterns, isBlockPattern);
  const getInlinePatterns = (patterns) => filter$5(patterns, isInlinePattern);
  const createPatternSet = (patterns, dynamicPatternsLookup) => ({
    inlinePatterns: getInlinePatterns(patterns),
    blockPatterns: getBlockPatterns(patterns),
    dynamicPatternsLookup,
  });
  const fromRawPatterns = (patterns) => {
    const normalized = partition$1(map$3(patterns, normalizePattern));
    each$e(normalized.errors, (err) => console.error(err.message, err.pattern));
    return normalized.values;
  };
  const fromRawPatternsLookup = (lookupFn) => {
    return (ctx) => {
      const rawPatterns = lookupFn(ctx);
      return fromRawPatterns(rawPatterns);
    };
  };

  const deviceDetection$1 = detect$2().deviceType;
  const isTouch = deviceDetection$1.isTouch();
  const DOM$a = DOMUtils.DOM;
  const getHash = (value) => {
    const items =
      value.indexOf("=") > 0
        ? value.split(/[;,](?![^=;,]*(?:[;,]|$))/)
        : value.split(",");
    return foldl(
      items,
      (output, item) => {
        const arr = item.split("=");
        const key = arr[0];
        const val = arr.length > 1 ? arr[1] : key;
        output[trim$3(key)] = trim$3(val);
        return output;
      },
      {}
    );
  };
  const isRegExp = (x) => is$4(x, RegExp);
  const option = (name) => (editor) => editor.options.get(name);
  const stringOrObjectProcessor = (value) => isString(value) || isObject(value);
  const bodyOptionProcessor =
    (editor, defaultValue = "") =>
    (value) => {
      const valid = isString(value);
      if (valid) {
        if (value.indexOf("=") !== -1) {
          const bodyObj = getHash(value);
          return {
            value: get$a(bodyObj, editor.id).getOr(defaultValue),
            valid,
          };
        } else {
          return {
            value,
            valid,
          };
        }
      } else {
        return {
          valid: false,
          message: "Must be a string.",
        };
      }
    };
  const register$7 = (editor) => {
    const registerOption = editor.options.register;
    registerOption("id", {
      processor: "string",
      default: editor.id,
    });
    registerOption("selector", { processor: "string" });
    registerOption("target", { processor: "object" });
    registerOption("suffix", { processor: "string" });
    registerOption("cache_suffix", { processor: "string" });
    registerOption("base_url", { processor: "string" });
    registerOption("referrer_policy", {
      processor: "string",
      default: "",
    });
    registerOption("language_load", {
      processor: "boolean",
      default: true,
    });
    registerOption("inline", {
      processor: "boolean",
      default: false,
    });
    registerOption("iframe_attrs", {
      processor: "object",
      default: {},
    });
    registerOption("doctype", {
      processor: "string",
      default: "<!DOCTYPE html>",
    });
    registerOption("document_base_url", {
      processor: "string",
      default: editor.documentBaseUrl,
    });
    registerOption("body_id", {
      processor: bodyOptionProcessor(editor, "tinymce"),
      default: "tinymce",
    });
    registerOption("body_class", {
      processor: bodyOptionProcessor(editor),
      default: "",
    });
    registerOption("content_security_policy", {
      processor: "string",
      default: "",
    });
    registerOption("br_in_pre", {
      processor: "boolean",
      default: true,
    });
    registerOption("forced_root_block", {
      processor: (value) => {
        const valid = isString(value) && isNotEmpty(value);
        if (valid) {
          return {
            value,
            valid,
          };
        } else {
          return {
            valid: false,
            message: "Must be a non-empty string.",
          };
        }
      },
      default: "p",
    });
    registerOption("forced_root_block_attrs", {
      processor: "object",
      default: {},
    });
    registerOption("newline_behavior", {
      processor: (value) => {
        const valid = contains$2(
          ["block", "linebreak", "invert", "default"],
          value
        );
        return valid
          ? {
              value,
              valid,
            }
          : {
              valid: false,
              message: "Must be one of: block, linebreak, invert or default.",
            };
      },
      default: "default",
    });
    registerOption("br_newline_selector", {
      processor: "string",
      default: ".mce-toc h2,figcaption,caption",
    });
    registerOption("no_newline_selector", {
      processor: "string",
      default: "",
    });
    registerOption("keep_styles", {
      processor: "boolean",
      default: true,
    });
    registerOption("end_container_on_empty_block", {
      processor: (value) => {
        if (isBoolean(value)) {
          return {
            valid: true,
            value,
          };
        } else if (isString(value)) {
          return {
            valid: true,
            value,
          };
        } else {
          return {
            valid: false,
            message: "Must be boolean or a string",
          };
        }
      },
      default: "blockquote",
    });
    registerOption("font_size_style_values", {
      processor: "string",
      default: "xx-small,x-small,small,medium,large,x-large,xx-large",
    });
    registerOption("font_size_legacy_values", {
      processor: "string",
      default: "xx-small,small,medium,large,x-large,xx-large,300%",
    });
    registerOption("font_size_classes", {
      processor: "string",
      default: "",
    });
    registerOption("automatic_uploads", {
      processor: "boolean",
      default: true,
    });
    registerOption("images_reuse_filename", {
      processor: "boolean",
      default: false,
    });
    registerOption("images_replace_blob_uris", {
      processor: "boolean",
      default: true,
    });
    registerOption("icons", {
      processor: "string",
      default: "",
    });
    registerOption("icons_url", {
      processor: "string",
      default: "",
    });
    registerOption("images_upload_url", {
      processor: "string",
      default: "",
    });
    registerOption("images_upload_base_path", {
      processor: "string",
      default: "",
    });
    registerOption("images_upload_credentials", {
      processor: "boolean",
      default: false,
    });
    registerOption("images_upload_handler", { processor: "function" });
    registerOption("language", {
      processor: "string",
      default: "en",
    });
    registerOption("language_url", {
      processor: "string",
      default: "",
    });
    registerOption("entity_encoding", {
      processor: "string",
      default: "named",
    });
    registerOption("indent", {
      processor: "boolean",
      default: true,
    });
    registerOption("indent_before", {
      processor: "string",
      default:
        "p,h1,h2,h3,h4,h5,h6,blockquote,div,title,style,pre,script,td,th,ul,ol,li,dl,dt,dd,area,table,thead," +
        "tfoot,tbody,tr,section,details,summary,article,hgroup,aside,figure,figcaption,option,optgroup,datalist",
    });
    registerOption("indent_after", {
      processor: "string",
      default:
        "p,h1,h2,h3,h4,h5,h6,blockquote,div,title,style,pre,script,td,th,ul,ol,li,dl,dt,dd,area,table,thead," +
        "tfoot,tbody,tr,section,details,summary,article,hgroup,aside,figure,figcaption,option,optgroup,datalist",
    });
    registerOption("indent_use_margin", {
      processor: "boolean",
      default: false,
    });
    registerOption("indentation", {
      processor: "string",
      default: "40px",
    });
    registerOption("content_css", {
      processor: (value) => {
        const valid =
          value === false || isString(value) || isArrayOf(value, isString);
        if (valid) {
          if (isString(value)) {
            return {
              value: map$3(value.split(","), trim$3),
              valid,
            };
          } else if (isArray$1(value)) {
            return {
              value,
              valid,
            };
          } else if (value === false) {
            return {
              value: [],
              valid,
            };
          } else {
            return {
              value,
              valid,
            };
          }
        } else {
          return {
            valid: false,
            message: "Must be false, a string or an array of strings.",
          };
        }
      },
      default: isInline(editor) ? [] : ["default"],
    });
    registerOption("content_style", { processor: "string" });
    registerOption("content_css_cors", {
      processor: "boolean",
      default: false,
    });
    registerOption("font_css", {
      processor: (value) => {
        const valid = isString(value) || isArrayOf(value, isString);
        if (valid) {
          const newValue = isArray$1(value)
            ? value
            : map$3(value.split(","), trim$3);
          return {
            value: newValue,
            valid,
          };
        } else {
          return {
            valid: false,
            message: "Must be a string or an array of strings.",
          };
        }
      },
      default: [],
    });
    registerOption("inline_boundaries", {
      processor: "boolean",
      default: true,
    });
    registerOption("inline_boundaries_selector", {
      processor: "string",
      default: "a[href],code,span.mce-annotation",
    });
    registerOption("object_resizing", {
      processor: (value) => {
        const valid = isBoolean(value) || isString(value);
        if (valid) {
          if (
            value === false ||
            deviceDetection$1.isiPhone() ||
            deviceDetection$1.isiPad()
          ) {
            return {
              value: "",
              valid,
            };
          } else {
            return {
              value:
                value === true
                  ? "table,img,figure.image,div,video,iframe"
                  : value,
              valid,
            };
          }
        } else {
          return {
            valid: false,
            message: "Must be boolean or a string",
          };
        }
      },
      default: !isTouch,
    });
    registerOption("resize_img_proportional", {
      processor: "boolean",
      default: true,
    });
    registerOption("event_root", { processor: "object" });
    registerOption("service_message", { processor: "string" });
    registerOption("theme", {
      processor: (value) =>
        value === false || isString(value) || isFunction(value),
      default: "silver",
    });
    registerOption("theme_url", { processor: "string" });
    registerOption("formats", { processor: "object" });
    registerOption("format_empty_lines", {
      processor: "boolean",
      default: false,
    });
    registerOption("format_noneditable_selector", {
      processor: "string",
      default: "",
    });
    registerOption("preview_styles", {
      processor: (value) => {
        const valid = value === false || isString(value);
        if (valid) {
          return {
            value: value === false ? "" : value,
            valid,
          };
        } else {
          return {
            valid: false,
            message: "Must be false or a string",
          };
        }
      },
      default:
        "font-family font-size font-weight font-style text-decoration text-transform color background-color border border-radius outline text-shadow",
    });
    registerOption("custom_ui_selector", {
      processor: "string",
      default: "",
    });
    registerOption("hidden_input", {
      processor: "boolean",
      default: true,
    });
    registerOption("submit_patch", {
      processor: "boolean",
      default: true,
    });
    registerOption("encoding", { processor: "string" });
    registerOption("add_form_submit_trigger", {
      processor: "boolean",
      default: true,
    });
    registerOption("add_unload_trigger", {
      processor: "boolean",
      default: true,
    });
    registerOption("custom_undo_redo_levels", {
      processor: "number",
      default: 0,
    });
    registerOption("disable_nodechange", {
      processor: "boolean",
      default: false,
    });
    registerOption("readonly", {
      processor: "boolean",
      default: false,
    });
    registerOption("editable_root", {
      processor: "boolean",
      default: true,
    });
    registerOption("plugins", {
      processor: "string[]",
      default: [],
    });
    registerOption("external_plugins", { processor: "object" });
    registerOption("forced_plugins", { processor: "string[]" });
    registerOption("model", {
      processor: "string",
      default: editor.hasPlugin("rtc") ? "plugin" : "dom",
    });
    registerOption("model_url", { processor: "string" });
    registerOption("block_unsupported_drop", {
      processor: "boolean",
      default: true,
    });
    registerOption("visual", {
      processor: "boolean",
      default: true,
    });
    registerOption("visual_table_class", {
      processor: "string",
      default: "mce-item-table",
    });
    registerOption("visual_anchor_class", {
      processor: "string",
      default: "mce-item-anchor",
    });
    registerOption("iframe_aria_text", {
      processor: "string",
      default: "Rich Text Area. Press ALT-0 for help.",
    });
    registerOption("setup", { processor: "function" });
    registerOption("init_instance_callback", { processor: "function" });
    registerOption("url_converter", {
      processor: "function",
      default: editor.convertURL,
    });
    registerOption("url_converter_scope", {
      processor: "object",
      default: editor,
    });
    registerOption("urlconverter_callback", { processor: "function" });
    registerOption("allow_conditional_comments", {
      processor: "boolean",
      default: false,
    });
    registerOption("allow_html_data_urls", {
      processor: "boolean",
      default: false,
    });
    registerOption("allow_svg_data_urls", { processor: "boolean" });
    registerOption("allow_html_in_named_anchor", {
      processor: "boolean",
      default: false,
    });
    registerOption("allow_script_urls", {
      processor: "boolean",
      default: false,
    });
    registerOption("allow_unsafe_link_target", {
      processor: "boolean",
      default: false,
    });
    registerOption("convert_fonts_to_spans", {
      processor: "boolean",
      default: true,
      deprecated: true,
    });
    registerOption("fix_list_elements", {
      processor: "boolean",
      default: false,
    });
    registerOption("preserve_cdata", {
      processor: "boolean",
      default: false,
    });
    registerOption("remove_trailing_brs", {
      processor: "boolean",
      default: true,
    });
    registerOption("pad_empty_with_br", {
      processor: "boolean",
      default: false,
    });
    registerOption("inline_styles", {
      processor: "boolean",
      default: true,
      deprecated: true,
    });
    registerOption("element_format", {
      processor: "string",
      default: "html",
    });
    registerOption("entities", { processor: "string" });
    registerOption("schema", {
      processor: "string",
      default: "html5",
    });
    registerOption("convert_urls", {
      processor: "boolean",
      default: true,
    });
    registerOption("relative_urls", {
      processor: "boolean",
      default: true,
    });
    registerOption("remove_script_host", {
      processor: "boolean",
      default: true,
    });
    registerOption("custom_elements", { processor: "string" });
    registerOption("extended_valid_elements", { processor: "string" });
    registerOption("invalid_elements", { processor: "string" });
    registerOption("invalid_styles", { processor: stringOrObjectProcessor });
    registerOption("valid_children", { processor: "string" });
    registerOption("valid_classes", { processor: stringOrObjectProcessor });
    registerOption("valid_elements", { processor: "string" });
    registerOption("valid_styles", { processor: stringOrObjectProcessor });
    registerOption("verify_html", {
      processor: "boolean",
      default: true,
    });
    registerOption("auto_focus", {
      processor: (value) => isString(value) || value === true,
    });
    registerOption("browser_spellcheck", {
      processor: "boolean",
      default: false,
    });
    registerOption("protect", { processor: "array" });
    registerOption("images_file_types", {
      processor: "string",
      default: "jpeg,jpg,jpe,jfi,jif,jfif,png,gif,bmp,webp",
    });
    registerOption("deprecation_warnings", {
      processor: "boolean",
      default: true,
    });
    registerOption("a11y_advanced_options", {
      processor: "boolean",
      default: false,
    });
    registerOption("api_key", { processor: "string" });
    registerOption("paste_block_drop", {
      processor: "boolean",
      default: false,
    });
    registerOption("paste_data_images", {
      processor: "boolean",
      default: true,
    });
    registerOption("paste_preprocess", { processor: "function" });
    registerOption("paste_postprocess", { processor: "function" });
    registerOption("paste_webkit_styles", {
      processor: "string",
      default: "none",
    });
    registerOption("paste_remove_styles_if_webkit", {
      processor: "boolean",
      default: true,
    });
    registerOption("paste_merge_formats", {
      processor: "boolean",
      default: true,
    });
    registerOption("smart_paste", {
      processor: "boolean",
      default: true,
    });
    registerOption("paste_as_text", {
      processor: "boolean",
      default: false,
    });
    registerOption("paste_tab_spaces", {
      processor: "number",
      default: 4,
    });
    registerOption("text_patterns", {
      processor: (value) => {
        if (isArrayOf(value, isObject) || value === false) {
          const patterns = value === false ? [] : value;
          return {
            value: fromRawPatterns(patterns),
            valid: true,
          };
        } else {
          return {
            valid: false,
            message: "Must be an array of objects or false.",
          };
        }
      },
      default: [
        {
          start: "*",
          end: "*",
          format: "italic",
        },
        {
          start: "**",
          end: "**",
          format: "bold",
        },
        {
          start: "#",
          format: "h1",
        },
        {
          start: "##",
          format: "h2",
        },
        {
          start: "###",
          format: "h3",
        },
        {
          start: "####",
          format: "h4",
        },
        {
          start: "#####",
          format: "h5",
        },
        {
          start: "######",
          format: "h6",
        },
        {
          start: "1. ",
          cmd: "InsertOrderedList",
        },
        {
          start: "* ",
          cmd: "InsertUnorderedList",
        },
        {
          start: "- ",
          cmd: "InsertUnorderedList",
        },
      ],
    });
    registerOption("text_patterns_lookup", {
      processor: (value) => {
        if (isFunction(value)) {
          return {
            value: fromRawPatternsLookup(value),
            valid: true,
          };
        } else {
          return {
            valid: false,
            message: "Must be a single function",
          };
        }
      },
      default: (_ctx) => [],
    });
    registerOption("noneditable_class", {
      processor: "string",
      default: "mceNonEditable",
    });
    registerOption("editable_class", {
      processor: "string",
      default: "mceEditable",
    });
    registerOption("noneditable_regexp", {
      processor: (value) => {
        if (isArrayOf(value, isRegExp)) {
          return {
            value,
            valid: true,
          };
        } else if (isRegExp(value)) {
          return {
            value: [value],
            valid: true,
          };
        } else {
          return {
            valid: false,
            message: "Must be a RegExp or an array of RegExp.",
          };
        }
      },
      default: [],
    });
    registerOption("table_tab_navigation", {
      processor: "boolean",
      default: true,
    });
    registerOption("highlight_on_focus", {
      processor: "boolean",
      default: false,
    });
    registerOption("xss_sanitization", {
      processor: "boolean",
      default: true,
    });
    registerOption("details_initial_state", {
      processor: (value) => {
        const valid = contains$2(["inherited", "collapsed", "expanded"], value);
        return valid
          ? {
              value,
              valid,
            }
          : {
              valid: false,
              message: "Must be one of: inherited, collapsed, or expanded.",
            };
      },
      default: "inherited",
    });
    registerOption("details_serialized_state", {
      processor: (value) => {
        const valid = contains$2(["inherited", "collapsed", "expanded"], value);
        return valid
          ? {
              value,
              valid,
            }
          : {
              valid: false,
              message: "Must be one of: inherited, collapsed, or expanded.",
            };
      },
      default: "inherited",
    });
    registerOption("init_content_sync", {
      processor: "boolean",
      default: false,
    });
    registerOption("newdocument_content", {
      processor: "string",
      default: "",
    });
    editor.on("ScriptsLoaded", () => {
      registerOption("directionality", {
        processor: "string",
        default: I18n.isRtl() ? "rtl" : undefined,
      });
      registerOption("placeholder", {
        processor: "string",
        default: DOM$a.getAttrib(editor.getElement(), "placeholder"),
      });
    });
  };
  const getIframeAttrs = option("iframe_attrs");
  const getDocType = option("doctype");
  const getDocumentBaseUrl = option("document_base_url");
  const getBodyId = option("body_id");
  const getBodyClass = option("body_class");
  const getContentSecurityPolicy = option("content_security_policy");
  const shouldPutBrInPre$1 = option("br_in_pre");
  const getForcedRootBlock = option("forced_root_block");
  const getForcedRootBlockAttrs = option("forced_root_block_attrs");
  const getNewlineBehavior = option("newline_behavior");
  const getBrNewLineSelector = option("br_newline_selector");
  const getNoNewLineSelector = option("no_newline_selector");
  const shouldKeepStyles = option("keep_styles");
  const shouldEndContainerOnEmptyBlock = option("end_container_on_empty_block");
  const isAutomaticUploadsEnabled = option("automatic_uploads");
  const shouldReuseFileName = option("images_reuse_filename");
  const shouldReplaceBlobUris = option("images_replace_blob_uris");
  const getIconPackName = option("icons");
  const getIconsUrl = option("icons_url");
  const getImageUploadUrl = option("images_upload_url");
  const getImageUploadBasePath = option("images_upload_base_path");
  const getImagesUploadCredentials = option("images_upload_credentials");
  const getImagesUploadHandler = option("images_upload_handler");
  const shouldUseContentCssCors = option("content_css_cors");
  const getReferrerPolicy = option("referrer_policy");
  const getLanguageCode = option("language");
  const getLanguageUrl = option("language_url");
  const shouldIndentUseMargin = option("indent_use_margin");
  const getIndentation = option("indentation");
  const getContentCss = option("content_css");
  const getContentStyle = option("content_style");
  const getFontCss = option("font_css");
  const getDirectionality = option("directionality");
  const getInlineBoundarySelector = option("inline_boundaries_selector");
  const getObjectResizing = option("object_resizing");
  const getResizeImgProportional = option("resize_img_proportional");
  const getPlaceholder = option("placeholder");
  const getEventRoot = option("event_root");
  const getServiceMessage = option("service_message");
  const getTheme = option("theme");
  const getThemeUrl = option("theme_url");
  const getModel = option("model");
  const getModelUrl = option("model_url");
  const isInlineBoundariesEnabled = option("inline_boundaries");
  const getFormats = option("formats");
  const getPreviewStyles = option("preview_styles");
  const canFormatEmptyLines = option("format_empty_lines");
  const getFormatNoneditableSelector = option("format_noneditable_selector");
  const getCustomUiSelector = option("custom_ui_selector");
  const isInline = option("inline");
  const hasHiddenInput = option("hidden_input");
  const shouldPatchSubmit = option("submit_patch");
  const shouldAddFormSubmitTrigger = option("add_form_submit_trigger");
  const shouldAddUnloadTrigger = option("add_unload_trigger");
  const getCustomUndoRedoLevels = option("custom_undo_redo_levels");
  const shouldDisableNodeChange = option("disable_nodechange");
  const isReadOnly$1 = option("readonly");
  const hasEditableRoot$1 = option("editable_root");
  const hasContentCssCors = option("content_css_cors");
  const getPlugins = option("plugins");
  const getExternalPlugins$1 = option("external_plugins");
  const shouldBlockUnsupportedDrop = option("block_unsupported_drop");
  const isVisualAidsEnabled = option("visual");
  const getVisualAidsTableClass = option("visual_table_class");
  const getVisualAidsAnchorClass = option("visual_anchor_class");
  const getIframeAriaText = option("iframe_aria_text");
  const getSetupCallback = option("setup");
  const getInitInstanceCallback = option("init_instance_callback");
  const getUrlConverterCallback = option("urlconverter_callback");
  const getAutoFocus = option("auto_focus");
  const shouldBrowserSpellcheck = option("browser_spellcheck");
  const getProtect = option("protect");
  const shouldPasteBlockDrop = option("paste_block_drop");
  const shouldPasteDataImages = option("paste_data_images");
  const getPastePreProcess = option("paste_preprocess");
  const getPastePostProcess = option("paste_postprocess");
  const getNewDocumentContent = option("newdocument_content");
  const getPasteWebkitStyles = option("paste_webkit_styles");
  const shouldPasteRemoveWebKitStyles = option("paste_remove_styles_if_webkit");
  const shouldPasteMergeFormats = option("paste_merge_formats");
  const isSmartPasteEnabled = option("smart_paste");
  const isPasteAsTextEnabled = option("paste_as_text");
  const getPasteTabSpaces = option("paste_tab_spaces");
  const shouldAllowHtmlDataUrls = option("allow_html_data_urls");
  const getTextPatterns = option("text_patterns");
  const getTextPatternsLookup = option("text_patterns_lookup");
  const getNonEditableClass = option("noneditable_class");
  const getEditableClass = option("editable_class");
  const getNonEditableRegExps = option("noneditable_regexp");
  const shouldPreserveCData = option("preserve_cdata");
  const shouldHighlightOnFocus = option("highlight_on_focus");
  const shouldSanitizeXss = option("xss_sanitization");
  const shouldUseDocumentWrite = option("init_content_sync");
  const hasTextPatternsLookup = (editor) =>
    editor.options.isSet("text_patterns_lookup");
  const getFontStyleValues = (editor) =>
    Tools.explode(editor.options.get("font_size_style_values"));
  const getFontSizeClasses = (editor) =>
    Tools.explode(editor.options.get("font_size_classes"));
  const isEncodingXml = (editor) => editor.options.get("encoding") === "xml";
  const getAllowedImageFileTypes = (editor) =>
    Tools.explode(editor.options.get("images_file_types"));
  const hasTableTabNavigation = option("table_tab_navigation");
  const getDetailsInitialState = option("details_initial_state");
  const getDetailsSerializedState = option("details_serialized_state");

  const isElement$3 = isElement$6;
  const isText$5 = isText$a;
  const removeNode$1 = (node) => {
    const parentNode = node.parentNode;
    if (parentNode) {
      parentNode.removeChild(node);
    }
  };
  const trimCount = (text) => {
    const trimmedText = trim$1(text);
    return {
      count: text.length - trimmedText.length,
      text: trimmedText,
    };
  };
  const deleteZwspChars = (caretContainer) => {
    let idx;
    while ((idx = caretContainer.data.lastIndexOf(ZWSP$1)) !== -1) {
      caretContainer.deleteData(idx, 1);
    }
  };
  const removeUnchanged = (caretContainer, pos) => {
    remove$3(caretContainer);
    return pos;
  };
  const removeTextAndReposition = (caretContainer, pos) => {
    const before = trimCount(caretContainer.data.substr(0, pos.offset()));
    const after = trimCount(caretContainer.data.substr(pos.offset()));
    const text = before.text + after.text;
    if (text.length > 0) {
      deleteZwspChars(caretContainer);
      return CaretPosition(caretContainer, pos.offset() - before.count);
    } else {
      return pos;
    }
  };
  const removeElementAndReposition = (caretContainer, pos) => {
    const parentNode = pos.container();
    const newPosition = indexOf$1(from(parentNode.childNodes), caretContainer)
      .map((index) => {
        return index < pos.offset()
          ? CaretPosition(parentNode, pos.offset() - 1)
          : pos;
      })
      .getOr(pos);
    remove$3(caretContainer);
    return newPosition;
  };
  const removeTextCaretContainer = (caretContainer, pos) =>
    isText$5(caretContainer) && pos.container() === caretContainer
      ? removeTextAndReposition(caretContainer, pos)
      : removeUnchanged(caretContainer, pos);
  const removeElementCaretContainer = (caretContainer, pos) =>
    pos.container() === caretContainer.parentNode
      ? removeElementAndReposition(caretContainer, pos)
      : removeUnchanged(caretContainer, pos);
  const removeAndReposition = (container, pos) =>
    CaretPosition.isTextPosition(pos)
      ? removeTextCaretContainer(container, pos)
      : removeElementCaretContainer(container, pos);
  const remove$3 = (caretContainerNode) => {
    if (
      isElement$3(caretContainerNode) &&
      isCaretContainer$2(caretContainerNode)
    ) {
      if (hasContent(caretContainerNode)) {
        caretContainerNode.removeAttribute("data-mce-caret");
      } else {
        removeNode$1(caretContainerNode);
      }
    }
    if (isText$5(caretContainerNode)) {
      deleteZwspChars(caretContainerNode);
      if (caretContainerNode.data.length === 0) {
        removeNode$1(caretContainerNode);
      }
    }
  };

  const isContentEditableFalse$8 = isContentEditableFalse$b;
  const isMedia$1 = isMedia$2;
  const isTableCell$1 = isTableCell$3;
  const inlineFakeCaretSelector =
    "*[contentEditable=false],video,audio,embed,object";
  const getAbsoluteClientRect = (root, element, before) => {
    const clientRect = collapse(element.getBoundingClientRect(), before);
    let scrollX;
    let scrollY;
    if (root.tagName === "BODY") {
      const docElm = root.ownerDocument.documentElement;
      scrollX = root.scrollLeft || docElm.scrollLeft;
      scrollY = root.scrollTop || docElm.scrollTop;
    } else {
      const rootRect = root.getBoundingClientRect();
      scrollX = root.scrollLeft - rootRect.left;
      scrollY = root.scrollTop - rootRect.top;
    }
    clientRect.left += scrollX;
    clientRect.right += scrollX;
    clientRect.top += scrollY;
    clientRect.bottom += scrollY;
    clientRect.width = 1;
    let margin = element.offsetWidth - element.clientWidth;
    if (margin > 0) {
      if (before) {
        margin *= -1;
      }
      clientRect.left += margin;
      clientRect.right += margin;
    }
    return clientRect;
  };
  const trimInlineCaretContainers = (root) => {
    var _a, _b;
    const fakeCaretTargetNodes = descendants(
      SugarElement.fromDom(root),
      inlineFakeCaretSelector
    );
    for (let i = 0; i < fakeCaretTargetNodes.length; i++) {
      const node = fakeCaretTargetNodes[i].dom;
      let sibling = node.previousSibling;
      if (endsWithCaretContainer$1(sibling)) {
        const data = sibling.data;
        if (data.length === 1) {
          (_a = sibling.parentNode) === null || _a === void 0
            ? void 0
            : _a.removeChild(sibling);
        } else {
          sibling.deleteData(data.length - 1, 1);
        }
      }
      sibling = node.nextSibling;
      if (startsWithCaretContainer$1(sibling)) {
        const data = sibling.data;
        if (data.length === 1) {
          (_b = sibling.parentNode) === null || _b === void 0
            ? void 0
            : _b.removeChild(sibling);
        } else {
          sibling.deleteData(0, 1);
        }
      }
    }
  };
  const FakeCaret = (editor, root, isBlock, hasFocus) => {
    const lastVisualCaret = value$2();
    let cursorInterval;
    let caretContainerNode;
    const caretBlock = getForcedRootBlock(editor);
    const dom = editor.dom;
    const show = (before, element) => {
      let rng;
      hide();
      if (isTableCell$1(element)) {
        return null;
      }
      if (isBlock(element)) {
        const caretContainer = insertBlock(caretBlock, element, before);
        const clientRect = getAbsoluteClientRect(root, element, before);
        dom.setStyle(caretContainer, "top", clientRect.top);
        caretContainerNode = caretContainer;
        const caret = dom.create("div", {
          class: "mce-visual-caret",
          "data-mce-bogus": "all",
        });
        dom.setStyles(caret, { ...clientRect });
        dom.add(root, caret);
        lastVisualCaret.set({
          caret,
          element,
          before,
        });
        if (before) {
          dom.addClass(caret, "mce-visual-caret-before");
        }
        startBlink();
        rng = element.ownerDocument.createRange();
        rng.setStart(caretContainer, 0);
        rng.setEnd(caretContainer, 0);
      } else {
        caretContainerNode = insertInline$1(element, before);
        rng = element.ownerDocument.createRange();
        if (isInlineFakeCaretTarget(caretContainerNode.nextSibling)) {
          rng.setStart(caretContainerNode, 0);
          rng.setEnd(caretContainerNode, 0);
        } else {
          rng.setStart(caretContainerNode, 1);
          rng.setEnd(caretContainerNode, 1);
        }
        return rng;
      }
      return rng;
    };
    const hide = () => {
      trimInlineCaretContainers(root);
      if (caretContainerNode) {
        remove$3(caretContainerNode);
        caretContainerNode = null;
      }
      lastVisualCaret.on((caretState) => {
        dom.remove(caretState.caret);
        lastVisualCaret.clear();
      });
      if (cursorInterval) {
        clearInterval(cursorInterval);
        cursorInterval = undefined;
      }
    };
    const startBlink = () => {
      cursorInterval = setInterval(() => {
        lastVisualCaret.on((caretState) => {
          if (hasFocus()) {
            dom.toggleClass(caretState.caret, "mce-visual-caret-hidden");
          } else {
            dom.addClass(caretState.caret, "mce-visual-caret-hidden");
          }
        });
      }, 500);
    };
    const reposition = () => {
      lastVisualCaret.on((caretState) => {
        const clientRect = getAbsoluteClientRect(
          root,
          caretState.element,
          caretState.before
        );
        dom.setStyles(caretState.caret, { ...clientRect });
      });
    };
    const destroy = () => clearInterval(cursorInterval);
    const getCss = () =>
      ".mce-visual-caret {" +
      "position: absolute;" +
      "background-color: black;" +
      "background-color: currentcolor;" +
      "}" +
      ".mce-visual-caret-hidden {" +
      "display: none;" +
      "}" +
      "*[data-mce-caret] {" +
      "position: absolute;" +
      "left: -1000px;" +
      "right: auto;" +
      "top: 0;" +
      "margin: 0;" +
      "padding: 0;" +
      "}";
    return {
      show,
      hide,
      getCss,
      reposition,
      destroy,
    };
  };
  const isFakeCaretTableBrowser = () => Env.browser.isFirefox();
  const isInlineFakeCaretTarget = (node) =>
    isContentEditableFalse$8(node) || isMedia$1(node);
  const isFakeCaretTarget = (node) => {
    const isTarget =
      isInlineFakeCaretTarget(node) ||
      (isTable$2(node) && isFakeCaretTableBrowser());
    return (
      isTarget && parentElement(SugarElement.fromDom(node)).exists(isEditable$3)
    );
  };

  const isContentEditableTrue$1 = isContentEditableTrue$3;
  const isContentEditableFalse$7 = isContentEditableFalse$b;
  const isMedia = isMedia$2;
  const isBlockLike = matchStyleValues(
    "display",
    "block table table-cell table-caption list-item"
  );
  const isCaretContainer = isCaretContainer$2;
  const isCaretContainerBlock = isCaretContainerBlock$1;
  const isElement$2 = isElement$6;
  const isText$4 = isText$a;
  const isCaretCandidate$1 = isCaretCandidate$3;
  const isForwards = (direction) => direction > 0;
  const isBackwards = (direction) => direction < 0;
  const skipCaretContainers = (walk, shallow) => {
    let node;
    while ((node = walk(shallow))) {
      if (!isCaretContainerBlock(node)) {
        return node;
      }
    }
    return null;
  };
  const findNode = (node, direction, predicateFn, rootNode, shallow) => {
    const walker = new DomTreeWalker(node, rootNode);
    const isCefOrCaretContainer =
      isContentEditableFalse$7(node) || isCaretContainerBlock(node);
    let tempNode;
    if (isBackwards(direction)) {
      if (isCefOrCaretContainer) {
        tempNode = skipCaretContainers(walker.prev.bind(walker), true);
        if (predicateFn(tempNode)) {
          return tempNode;
        }
      }
      while (
        (tempNode = skipCaretContainers(walker.prev.bind(walker), shallow))
      ) {
        if (predicateFn(tempNode)) {
          return tempNode;
        }
      }
    }
    if (isForwards(direction)) {
      if (isCefOrCaretContainer) {
        tempNode = skipCaretContainers(walker.next.bind(walker), true);
        if (predicateFn(tempNode)) {
          return tempNode;
        }
      }
      while (
        (tempNode = skipCaretContainers(walker.next.bind(walker), shallow))
      ) {
        if (predicateFn(tempNode)) {
          return tempNode;
        }
      }
    }
    return null;
  };
  const getEditingHost = (node, rootNode) => {
    const isCETrue = (node) => isContentEditableTrue$1(node.dom);
    const isRoot = (node) => node.dom === rootNode;
    return ancestor$4(SugarElement.fromDom(node), isCETrue, isRoot)
      .map((elm) => elm.dom)
      .getOr(rootNode);
  };
  const getParentBlock$3 = (node, rootNode) => {
    while (node && node !== rootNode) {
      if (isBlockLike(node)) {
        return node;
      }
      node = node.parentNode;
    }
    return null;
  };
  const isInSameBlock = (caretPosition1, caretPosition2, rootNode) =>
    getParentBlock$3(caretPosition1.container(), rootNode) ===
    getParentBlock$3(caretPosition2.container(), rootNode);
  const getChildNodeAtRelativeOffset = (relativeOffset, caretPosition) => {
    if (!caretPosition) {
      return Optional.none();
    }
    const container = caretPosition.container();
    const offset = caretPosition.offset();
    if (!isElement$2(container)) {
      return Optional.none();
    }
    return Optional.from(container.childNodes[offset + relativeOffset]);
  };
  const beforeAfter = (before, node) => {
    var _a;
    const doc =
      (_a = node.ownerDocument) !== null && _a !== void 0 ? _a : document;
    const range = doc.createRange();
    if (before) {
      range.setStartBefore(node);
      range.setEndBefore(node);
    } else {
      range.setStartAfter(node);
      range.setEndAfter(node);
    }
    return range;
  };
  const isNodesInSameBlock = (root, node1, node2) =>
    getParentBlock$3(node1, root) === getParentBlock$3(node2, root);
  const lean = (left, root, node) => {
    const siblingName = left ? "previousSibling" : "nextSibling";
    let tempNode = node;
    while (tempNode && tempNode !== root) {
      let sibling = tempNode[siblingName];
      if (sibling && isCaretContainer(sibling)) {
        sibling = sibling[siblingName];
      }
      if (isContentEditableFalse$7(sibling) || isMedia(sibling)) {
        if (isNodesInSameBlock(root, sibling, tempNode)) {
          return sibling;
        }
        break;
      }
      if (isCaretCandidate$1(sibling)) {
        break;
      }
      tempNode = tempNode.parentNode;
    }
    return null;
  };
  const before$2 = curry(beforeAfter, true);
  const after$2 = curry(beforeAfter, false);
  const normalizeRange = (direction, root, range) => {
    let node;
    const leanLeft = curry(lean, true, root);
    const leanRight = curry(lean, false, root);
    const container = range.startContainer;
    const offset = range.startOffset;
    if (isCaretContainerBlock$1(container)) {
      const block = isText$4(container) ? container.parentNode : container;
      const location = block.getAttribute("data-mce-caret");
      if (location === "before") {
        node = block.nextSibling;
        if (isFakeCaretTarget(node)) {
          return before$2(node);
        }
      }
      if (location === "after") {
        node = block.previousSibling;
        if (isFakeCaretTarget(node)) {
          return after$2(node);
        }
      }
    }
    if (!range.collapsed) {
      return range;
    }
    if (isText$a(container)) {
      if (isCaretContainer(container)) {
        if (direction === 1) {
          node = leanRight(container);
          if (node) {
            return before$2(node);
          }
          node = leanLeft(container);
          if (node) {
            return after$2(node);
          }
        }
        if (direction === -1) {
          node = leanLeft(container);
          if (node) {
            return after$2(node);
          }
          node = leanRight(container);
          if (node) {
            return before$2(node);
          }
        }
        return range;
      }
      if (
        endsWithCaretContainer$1(container) &&
        offset >= container.data.length - 1
      ) {
        if (direction === 1) {
          node = leanRight(container);
          if (node) {
            return before$2(node);
          }
        }
        return range;
      }
      if (startsWithCaretContainer$1(container) && offset <= 1) {
        if (direction === -1) {
          node = leanLeft(container);
          if (node) {
            return after$2(node);
          }
        }
        return range;
      }
      if (offset === container.data.length) {
        node = leanRight(container);
        if (node) {
          return before$2(node);
        }
        return range;
      }
      if (offset === 0) {
        node = leanLeft(container);
        if (node) {
          return after$2(node);
        }
        return range;
      }
    }
    return range;
  };
  const getRelativeCefElm = (forward, caretPosition) =>
    getChildNodeAtRelativeOffset(forward ? 0 : -1, caretPosition).filter(
      isContentEditableFalse$7
    );
  const getNormalizedRangeEndPoint = (direction, root, range) => {
    const normalizedRange = normalizeRange(direction, root, range);
    return direction === -1
      ? CaretPosition.fromRangeStart(normalizedRange)
      : CaretPosition.fromRangeEnd(normalizedRange);
  };
  const getElementFromPosition = (pos) =>
    Optional.from(pos.getNode()).map(SugarElement.fromDom);
  const getElementFromPrevPosition = (pos) =>
    Optional.from(pos.getNode(true)).map(SugarElement.fromDom);
  const getVisualCaretPosition = (walkFn, caretPosition) => {
    let pos = caretPosition;
    while ((pos = walkFn(pos))) {
      if (pos.isVisible()) {
        return pos;
      }
    }
    return pos;
  };
  const isMoveInsideSameBlock = (from, to) => {
    const inSameBlock = isInSameBlock(from, to);
    if (!inSameBlock && isBr$6(from.getNode())) {
      return true;
    }
    return inSameBlock;
  };

  var HDirection;
  (function (HDirection) {
    HDirection[(HDirection["Backwards"] = -1)] = "Backwards";
    HDirection[(HDirection["Forwards"] = 1)] = "Forwards";
  })(HDirection || (HDirection = {}));
  const isContentEditableFalse$6 = isContentEditableFalse$b;
  const isText$3 = isText$a;
  const isElement$1 = isElement$6;
  const isBr$2 = isBr$6;
  const isCaretCandidate = isCaretCandidate$3;
  const isAtomic = isAtomic$1;
  const isEditableCaretCandidate = isEditableCaretCandidate$1;
  const getParents$3 = (node, root) => {
    const parents = [];
    let tempNode = node;
    while (tempNode && tempNode !== root) {
      parents.push(tempNode);
      tempNode = tempNode.parentNode;
    }
    return parents;
  };
  const nodeAtIndex = (container, offset) => {
    if (container.hasChildNodes() && offset < container.childNodes.length) {
      return container.childNodes[offset];
    }
    return null;
  };
  const getCaretCandidatePosition = (direction, node) => {
    if (isForwards(direction)) {
      if (
        isCaretCandidate(node.previousSibling) &&
        !isText$3(node.previousSibling)
      ) {
        return CaretPosition.before(node);
      }
      if (isText$3(node)) {
        return CaretPosition(node, 0);
      }
    }
    if (isBackwards(direction)) {
      if (isCaretCandidate(node.nextSibling) && !isText$3(node.nextSibling)) {
        return CaretPosition.after(node);
      }
      if (isText$3(node)) {
        return CaretPosition(node, node.data.length);
      }
    }
    if (isBackwards(direction)) {
      if (isBr$2(node)) {
        return CaretPosition.before(node);
      }
      return CaretPosition.after(node);
    }
    return CaretPosition.before(node);
  };
  const moveForwardFromBr = (root, nextNode) => {
    const nextSibling = nextNode.nextSibling;
    if (nextSibling && isCaretCandidate(nextSibling)) {
      if (isText$3(nextSibling)) {
        return CaretPosition(nextSibling, 0);
      } else {
        return CaretPosition.before(nextSibling);
      }
    } else {
      return findCaretPosition$1(
        HDirection.Forwards,
        CaretPosition.after(nextNode),
        root
      );
    }
  };
  const findCaretPosition$1 = (direction, startPos, root) => {
    let node;
    let nextNode;
    let innerNode;
    let caretPosition;
    if (!isElement$1(root) || !startPos) {
      return null;
    }
    if (startPos.isEqual(CaretPosition.after(root)) && root.lastChild) {
      caretPosition = CaretPosition.after(root.lastChild);
      if (
        isBackwards(direction) &&
        isCaretCandidate(root.lastChild) &&
        isElement$1(root.lastChild)
      ) {
        return isBr$2(root.lastChild)
          ? CaretPosition.before(root.lastChild)
          : caretPosition;
      }
    } else {
      caretPosition = startPos;
    }
    const container = caretPosition.container();
    let offset = caretPosition.offset();
    if (isText$3(container)) {
      if (isBackwards(direction) && offset > 0) {
        return CaretPosition(container, --offset);
      }
      if (isForwards(direction) && offset < container.length) {
        return CaretPosition(container, ++offset);
      }
      node = container;
    } else {
      if (isBackwards(direction) && offset > 0) {
        nextNode = nodeAtIndex(container, offset - 1);
        if (isCaretCandidate(nextNode)) {
          if (!isAtomic(nextNode)) {
            innerNode = findNode(
              nextNode,
              direction,
              isEditableCaretCandidate,
              nextNode
            );
            if (innerNode) {
              if (isText$3(innerNode)) {
                return CaretPosition(innerNode, innerNode.data.length);
              }
              return CaretPosition.after(innerNode);
            }
          }
          if (isText$3(nextNode)) {
            return CaretPosition(nextNode, nextNode.data.length);
          }
          return CaretPosition.before(nextNode);
        }
      }
      if (isForwards(direction) && offset < container.childNodes.length) {
        nextNode = nodeAtIndex(container, offset);
        if (isCaretCandidate(nextNode)) {
          if (isBr$2(nextNode)) {
            return moveForwardFromBr(root, nextNode);
          }
          if (!isAtomic(nextNode)) {
            innerNode = findNode(
              nextNode,
              direction,
              isEditableCaretCandidate,
              nextNode
            );
            if (innerNode) {
              if (isText$3(innerNode)) {
                return CaretPosition(innerNode, 0);
              }
              return CaretPosition.before(innerNode);
            }
          }
          if (isText$3(nextNode)) {
            return CaretPosition(nextNode, 0);
          }
          return CaretPosition.after(nextNode);
        }
      }
      node = nextNode ? nextNode : caretPosition.getNode();
    }
    if (
      node &&
      ((isForwards(direction) && caretPosition.isAtEnd()) ||
        (isBackwards(direction) && caretPosition.isAtStart()))
    ) {
      node = findNode(node, direction, always, root, true);
      if (isEditableCaretCandidate(node, root)) {
        return getCaretCandidatePosition(direction, node);
      }
    }
    nextNode = node
      ? findNode(node, direction, isEditableCaretCandidate, root)
      : node;
    const rootContentEditableFalseElm = last$2(
      filter$5(getParents$3(container, root), isContentEditableFalse$6)
    );
    if (
      rootContentEditableFalseElm &&
      (!nextNode || !rootContentEditableFalseElm.contains(nextNode))
    ) {
      if (isForwards(direction)) {
        caretPosition = CaretPosition.after(rootContentEditableFalseElm);
      } else {
        caretPosition = CaretPosition.before(rootContentEditableFalseElm);
      }
      return caretPosition;
    }
    if (nextNode) {
      return getCaretCandidatePosition(direction, nextNode);
    }
    return null;
  };
  const CaretWalker = (root) => ({
    next: (caretPosition) => {
      return findCaretPosition$1(HDirection.Forwards, caretPosition, root);
    },
    prev: (caretPosition) => {
      return findCaretPosition$1(HDirection.Backwards, caretPosition, root);
    },
  });

  const walkToPositionIn = (forward, root, start) => {
    const position = forward
      ? CaretPosition.before(start)
      : CaretPosition.after(start);
    return fromPosition(forward, root, position);
  };
  const afterElement = (node) =>
    isBr$6(node) ? CaretPosition.before(node) : CaretPosition.after(node);
  const isBeforeOrStart = (position) => {
    if (CaretPosition.isTextPosition(position)) {
      return position.offset() === 0;
    } else {
      return isCaretCandidate$3(position.getNode());
    }
  };
  const isAfterOrEnd = (position) => {
    if (CaretPosition.isTextPosition(position)) {
      const container = position.container();
      return position.offset() === container.data.length;
    } else {
      return isCaretCandidate$3(position.getNode(true));
    }
  };
  const isBeforeAfterSameElement = (from, to) =>
    !CaretPosition.isTextPosition(from) &&
    !CaretPosition.isTextPosition(to) &&
    from.getNode() === to.getNode(true);
  const isAtBr = (position) =>
    !CaretPosition.isTextPosition(position) && isBr$6(position.getNode());
  const shouldSkipPosition = (forward, from, to) => {
    if (forward) {
      return (
        !isBeforeAfterSameElement(from, to) &&
        !isAtBr(from) &&
        isAfterOrEnd(from) &&
        isBeforeOrStart(to)
      );
    } else {
      return (
        !isBeforeAfterSameElement(to, from) &&
        isBeforeOrStart(from) &&
        isAfterOrEnd(to)
      );
    }
  };
  const fromPosition = (forward, root, pos) => {
    const walker = CaretWalker(root);
    return Optional.from(forward ? walker.next(pos) : walker.prev(pos));
  };
  const navigate = (forward, root, from) =>
    fromPosition(forward, root, from).bind((to) => {
      if (
        isInSameBlock(from, to, root) &&
        shouldSkipPosition(forward, from, to)
      ) {
        return fromPosition(forward, root, to);
      } else {
        return Optional.some(to);
      }
    });
  const navigateIgnore = (forward, root, from, ignoreFilter) =>
    navigate(forward, root, from).bind((pos) =>
      ignoreFilter(pos)
        ? navigateIgnore(forward, root, pos, ignoreFilter)
        : Optional.some(pos)
    );
  const positionIn = (forward, element) => {
    const startNode = forward ? element.firstChild : element.lastChild;
    if (isText$a(startNode)) {
      return Optional.some(
        CaretPosition(startNode, forward ? 0 : startNode.data.length)
      );
    } else if (startNode) {
      if (isCaretCandidate$3(startNode)) {
        return Optional.some(
          forward ? CaretPosition.before(startNode) : afterElement(startNode)
        );
      } else {
        return walkToPositionIn(forward, element, startNode);
      }
    } else {
      return Optional.none();
    }
  };
  const nextPosition = curry(fromPosition, true);
  const prevPosition = curry(fromPosition, false);
  const firstPositionIn = curry(positionIn, true);
  const lastPositionIn = curry(positionIn, false);

  const CARET_ID = "_mce_caret";
  const isCaretNode = (node) => isElement$6(node) && node.id === CARET_ID;
  const getParentCaretContainer = (body, node) => {
    let currentNode = node;
    while (currentNode && currentNode !== body) {
      if (isCaretNode(currentNode)) {
        return currentNode;
      }
      currentNode = currentNode.parentNode;
    }
    return null;
  };

  const isStringPathBookmark = (bookmark) => isString(bookmark.start);
  const isRangeBookmark = (bookmark) => has$2(bookmark, "rng");
  const isIdBookmark = (bookmark) => has$2(bookmark, "id");
  const isIndexBookmark = (bookmark) => has$2(bookmark, "name");
  const isPathBookmark = (bookmark) => Tools.isArray(bookmark.start);

  const isForwardBookmark = (bookmark) =>
    !isIndexBookmark(bookmark) && isBoolean(bookmark.forward)
      ? bookmark.forward
      : true;
  const addBogus = (dom, node) => {
    if (isElement$6(node) && dom.isBlock(node) && !node.innerHTML) {
      node.innerHTML = '<br data-mce-bogus="1" />';
    }
    return node;
  };
  const resolveCaretPositionBookmark = (dom, bookmark) => {
    const startPos = Optional.from(resolve$1(dom.getRoot(), bookmark.start));
    const endPos = Optional.from(resolve$1(dom.getRoot(), bookmark.end));
    return lift2(startPos, endPos, (start, end) => {
      const range = dom.createRng();
      range.setStart(start.container(), start.offset());
      range.setEnd(end.container(), end.offset());
      return {
        range,
        forward: isForwardBookmark(bookmark),
      };
    });
  };
  const insertZwsp = (node, rng) => {
    var _a;
    const doc =
      (_a = node.ownerDocument) !== null && _a !== void 0 ? _a : document;
    const textNode = doc.createTextNode(ZWSP$1);
    node.appendChild(textNode);
    rng.setStart(textNode, 0);
    rng.setEnd(textNode, 0);
  };
  const isEmpty$1 = (node) => !node.hasChildNodes();
  const tryFindRangePosition = (node, rng) =>
    lastPositionIn(node).fold(never, (pos) => {
      rng.setStart(pos.container(), pos.offset());
      rng.setEnd(pos.container(), pos.offset());
      return true;
    });
  const padEmptyCaretContainer = (root, node, rng) => {
    if (isEmpty$1(node) && getParentCaretContainer(root, node)) {
      insertZwsp(node, rng);
      return true;
    } else {
      return false;
    }
  };
  const setEndPoint = (dom, start, bookmark, rng) => {
    const point = bookmark[start ? "start" : "end"];
    const root = dom.getRoot();
    if (point) {
      let node = root;
      let offset = point[0];
      for (let i = point.length - 1; node && i >= 1; i--) {
        const children = node.childNodes;
        if (padEmptyCaretContainer(root, node, rng)) {
          return true;
        }
        if (point[i] > children.length - 1) {
          if (padEmptyCaretContainer(root, node, rng)) {
            return true;
          }
          return tryFindRangePosition(node, rng);
        }
        node = children[point[i]];
      }
      if (isText$a(node)) {
        offset = Math.min(point[0], node.data.length);
      }
      if (isElement$6(node)) {
        offset = Math.min(point[0], node.childNodes.length);
      }
      if (start) {
        rng.setStart(node, offset);
      } else {
        rng.setEnd(node, offset);
      }
    }
    return true;
  };
  const isValidTextNode = (node) => isText$a(node) && node.data.length > 0;
  const restoreEndPoint = (dom, suffix, bookmark) => {
    const marker = dom.get(bookmark.id + "_" + suffix);
    const markerParent =
      marker === null || marker === void 0 ? void 0 : marker.parentNode;
    const keep = bookmark.keep;
    if (marker && markerParent) {
      let container;
      let offset;
      if (suffix === "start") {
        if (!keep) {
          container = markerParent;
          offset = dom.nodeIndex(marker);
        } else {
          if (marker.hasChildNodes()) {
            container = marker.firstChild;
            offset = 1;
          } else if (isValidTextNode(marker.nextSibling)) {
            container = marker.nextSibling;
            offset = 0;
          } else if (isValidTextNode(marker.previousSibling)) {
            container = marker.previousSibling;
            offset = marker.previousSibling.data.length;
          } else {
            container = markerParent;
            offset = dom.nodeIndex(marker) + 1;
          }
        }
      } else {
        if (!keep) {
          container = markerParent;
          offset = dom.nodeIndex(marker);
        } else {
          if (marker.hasChildNodes()) {
            container = marker.firstChild;
            offset = 1;
          } else if (isValidTextNode(marker.previousSibling)) {
            container = marker.previousSibling;
            offset = marker.previousSibling.data.length;
          } else {
            container = markerParent;
            offset = dom.nodeIndex(marker);
          }
        }
      }
      if (!keep) {
        const prev = marker.previousSibling;
        const next = marker.nextSibling;
        Tools.each(Tools.grep(marker.childNodes), (node) => {
          if (isText$a(node)) {
            node.data = node.data.replace(/\uFEFF/g, "");
          }
        });
        let otherMarker;
        while ((otherMarker = dom.get(bookmark.id + "_" + suffix))) {
          dom.remove(otherMarker, true);
        }
        if (isText$a(next) && isText$a(prev) && !Env.browser.isOpera()) {
          const idx = prev.data.length;
          prev.appendData(next.data);
          dom.remove(next);
          container = prev;
          offset = idx;
        }
      }
      return Optional.some(CaretPosition(container, offset));
    } else {
      return Optional.none();
    }
  };
  const resolvePaths = (dom, bookmark) => {
    const range = dom.createRng();
    if (
      setEndPoint(dom, true, bookmark, range) &&
      setEndPoint(dom, false, bookmark, range)
    ) {
      return Optional.some({
        range,
        forward: isForwardBookmark(bookmark),
      });
    } else {
      return Optional.none();
    }
  };
  const resolveId = (dom, bookmark) => {
    const startPos = restoreEndPoint(dom, "start", bookmark);
    const endPos = restoreEndPoint(dom, "end", bookmark);
    return lift2(startPos, endPos.or(startPos), (spos, epos) => {
      const range = dom.createRng();
      range.setStart(addBogus(dom, spos.container()), spos.offset());
      range.setEnd(addBogus(dom, epos.container()), epos.offset());
      return {
        range,
        forward: isForwardBookmark(bookmark),
      };
    });
  };
  const resolveIndex = (dom, bookmark) =>
    Optional.from(dom.select(bookmark.name)[bookmark.index]).map((elm) => {
      const range = dom.createRng();
      range.selectNode(elm);
      return {
        range,
        forward: true,
      };
    });
  const resolve = (selection, bookmark) => {
    const dom = selection.dom;
    if (bookmark) {
      if (isPathBookmark(bookmark)) {
        return resolvePaths(dom, bookmark);
      } else if (isStringPathBookmark(bookmark)) {
        return resolveCaretPositionBookmark(dom, bookmark);
      } else if (isIdBookmark(bookmark)) {
        return resolveId(dom, bookmark);
      } else if (isIndexBookmark(bookmark)) {
        return resolveIndex(dom, bookmark);
      } else if (isRangeBookmark(bookmark)) {
        return Optional.some({
          range: bookmark.rng,
          forward: isForwardBookmark(bookmark),
        });
      }
    }
    return Optional.none();
  };

  const getBookmark$1 = (selection, type, normalized) => {
    return getBookmark$2(selection, type, normalized);
  };
  const moveToBookmark = (selection, bookmark) => {
    resolve(selection, bookmark).each(({ range, forward }) => {
      selection.setRng(range, forward);
    });
  };
  const isBookmarkNode$1 = (node) => {
    return (
      isElement$6(node) &&
      node.tagName === "SPAN" &&
      node.getAttribute("data-mce-type") === "bookmark"
    );
  };

  const is = (expected) => (actual) => expected === actual;
  const isNbsp = is(nbsp);
  const isWhiteSpace = (chr) =>
    chr !== "" && " \f\n\r\t\x0B".indexOf(chr) !== -1;
  const isContent = (chr) =>
    !isWhiteSpace(chr) && !isNbsp(chr) && !isZwsp$2(chr);

  const hexColour = (value) => ({ value: normalizeHex(value) });
  const normalizeHex = (hex) => removeLeading(hex, "#").toUpperCase();
  const toHex = (component) => {
    const hex = component.toString(16);
    return (hex.length === 1 ? "0" + hex : hex).toUpperCase();
  };
  const fromRgba = (rgbaColour) => {
    const value =
      toHex(rgbaColour.red) + toHex(rgbaColour.green) + toHex(rgbaColour.blue);
    return hexColour(value);
  };

  const rgbRegex = /^\s*rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)\s*$/i;
  const rgbaRegex =
    /^\s*rgba\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d?(?:\.\d+)?)\s*\)\s*$/i;
  const rgbaColour = (red, green, blue, alpha) => ({
    red,
    green,
    blue,
    alpha,
  });
  const fromStringValues = (red, green, blue, alpha) => {
    const r = parseInt(red, 10);
    const g = parseInt(green, 10);
    const b = parseInt(blue, 10);
    const a = parseFloat(alpha);
    return rgbaColour(r, g, b, a);
  };
  const fromString = (rgbaString) => {
    if (rgbaString === "transparent") {
      return Optional.some(rgbaColour(0, 0, 0, 0));
    }
    const rgbMatch = rgbRegex.exec(rgbaString);
    if (rgbMatch !== null) {
      return Optional.some(
        fromStringValues(rgbMatch[1], rgbMatch[2], rgbMatch[3], "1")
      );
    }
    const rgbaMatch = rgbaRegex.exec(rgbaString);
    if (rgbaMatch !== null) {
      return Optional.some(
        fromStringValues(rgbaMatch[1], rgbaMatch[2], rgbaMatch[3], rgbaMatch[4])
      );
    }
    return Optional.none();
  };

  const rgbaToHexString = (color) =>
    fromString(color)
      .map(fromRgba)
      .map((h) => "#" + h.value)
      .getOr(color);

  const getRanges$1 = (selection) => {
    const ranges = [];
    if (selection) {
      for (let i = 0; i < selection.rangeCount; i++) {
        ranges.push(selection.getRangeAt(i));
      }
    }
    return ranges;
  };
  const getSelectedNodes = (ranges) => {
    return bind$3(ranges, (range) => {
      const node = getSelectedNode(range);
      return node ? [SugarElement.fromDom(node)] : [];
    });
  };
  const hasMultipleRanges = (selection) => {
    return getRanges$1(selection).length > 1;
  };

  const getCellsFromRanges = (ranges) =>
    filter$5(getSelectedNodes(ranges), isTableCell$2);
  const getCellsFromElement = (elm) =>
    descendants(elm, "td[data-mce-selected],th[data-mce-selected]");
  const getCellsFromElementOrRanges = (ranges, element) => {
    const selectedCells = getCellsFromElement(element);
    return selectedCells.length > 0
      ? selectedCells
      : getCellsFromRanges(ranges);
  };
  const getCellsFromEditor = (editor) =>
    getCellsFromElementOrRanges(
      getRanges$1(editor.selection.getSel()),
      SugarElement.fromDom(editor.getBody())
    );
  const getClosestTable = (cell, isRoot) => ancestor$3(cell, "table", isRoot);

  const getStartNode = (rng) => {
    const sc = rng.startContainer,
      so = rng.startOffset;
    if (isText$a(sc)) {
      return so === 0
        ? Optional.some(SugarElement.fromDom(sc))
        : Optional.none();
    } else {
      return Optional.from(sc.childNodes[so]).map(SugarElement.fromDom);
    }
  };
  const getEndNode = (rng) => {
    const ec = rng.endContainer,
      eo = rng.endOffset;
    if (isText$a(ec)) {
      return eo === ec.data.length
        ? Optional.some(SugarElement.fromDom(ec))
        : Optional.none();
    } else {
      return Optional.from(ec.childNodes[eo - 1]).map(SugarElement.fromDom);
    }
  };
  const getFirstChildren = (node) => {
    return firstChild(node).fold(constant([node]), (child) => {
      return [node].concat(getFirstChildren(child));
    });
  };
  const getLastChildren = (node) => {
    return lastChild(node).fold(constant([node]), (child) => {
      if (name(child) === "br") {
        return prevSibling(child)
          .map((sibling) => {
            return [node].concat(getLastChildren(sibling));
          })
          .getOr([]);
      } else {
        return [node].concat(getLastChildren(child));
      }
    });
  };
  const hasAllContentsSelected = (elm, rng) => {
    return lift2(getStartNode(rng), getEndNode(rng), (startNode, endNode) => {
      const start = find$2(getFirstChildren(elm), curry(eq, startNode));
      const end = find$2(getLastChildren(elm), curry(eq, endNode));
      return start.isSome() && end.isSome();
    }).getOr(false);
  };
  const moveEndPoint = (dom, rng, node, start) => {
    const root = node;
    const walker = new DomTreeWalker(node, root);
    const moveCaretBeforeOnEnterElementsMap = filter$4(
      dom.schema.getMoveCaretBeforeOnEnterElements(),
      (_, name) => !contains$2(["td", "th", "table"], name.toLowerCase())
    );
    let currentNode = node;
    do {
      if (isText$a(currentNode) && Tools.trim(currentNode.data).length !== 0) {
        if (start) {
          rng.setStart(currentNode, 0);
        } else {
          rng.setEnd(currentNode, currentNode.data.length);
        }
        return;
      }
      if (moveCaretBeforeOnEnterElementsMap[currentNode.nodeName]) {
        if (start) {
          rng.setStartBefore(currentNode);
        } else {
          if (currentNode.nodeName === "BR") {
            rng.setEndBefore(currentNode);
          } else {
            rng.setEndAfter(currentNode);
          }
        }
        return;
      }
    } while ((currentNode = start ? walker.next() : walker.prev()));
    if (root.nodeName === "BODY") {
      if (start) {
        rng.setStart(root, 0);
      } else {
        rng.setEnd(root, root.childNodes.length);
      }
    }
  };
  const hasAnyRanges = (editor) => {
    const sel = editor.selection.getSel();
    return isNonNullable(sel) && sel.rangeCount > 0;
  };
  const runOnRanges = (editor, executor) => {
    const fakeSelectionNodes = getCellsFromEditor(editor);
    if (fakeSelectionNodes.length > 0) {
      each$e(fakeSelectionNodes, (elem) => {
        const node = elem.dom;
        const fakeNodeRng = editor.dom.createRng();
        fakeNodeRng.setStartBefore(node);
        fakeNodeRng.setEndAfter(node);
        executor(fakeNodeRng, true);
      });
    } else {
      executor(editor.selection.getRng(), false);
    }
  };
  const preserve = (selection, fillBookmark, executor) => {
    const bookmark = getPersistentBookmark(selection, fillBookmark);
    executor(bookmark);
    selection.moveToBookmark(bookmark);
  };

  const isNode = (node) =>
    isNumber(node === null || node === void 0 ? void 0 : node.nodeType);
  const isElementNode$1 = (node) =>
    isElement$6(node) &&
    !isBookmarkNode$1(node) &&
    !isCaretNode(node) &&
    !isBogus$2(node);
  const isElementDirectlySelected = (dom, node) => {
    if (isElementNode$1(node) && !/^(TD|TH)$/.test(node.nodeName)) {
      const selectedAttr = dom.getAttrib(node, "data-mce-selected");
      const value = parseInt(selectedAttr, 10);
      return !isNaN(value) && value > 0;
    } else {
      return false;
    }
  };
  const isEditable$2 = (elm) => elm.isContentEditable === true;
  const preserveSelection = (editor, action, shouldMoveStart) => {
    const { selection, dom } = editor;
    const selectedNodeBeforeAction = selection.getNode();
    const isSelectedBeforeNodeNoneditable = isContentEditableFalse$b(
      selectedNodeBeforeAction
    );
    preserve(selection, true, () => {
      action();
    });
    const isBeforeNodeStillNoneditable =
      isSelectedBeforeNodeNoneditable &&
      isContentEditableFalse$b(selectedNodeBeforeAction);
    if (
      isBeforeNodeStillNoneditable &&
      dom.isChildOf(selectedNodeBeforeAction, editor.getBody())
    ) {
      editor.selection.select(selectedNodeBeforeAction);
    } else if (shouldMoveStart(selection.getStart())) {
      moveStartToNearestText(dom, selection);
    }
  };
  const moveStartToNearestText = (dom, selection) => {
    var _a, _b;
    const rng = selection.getRng();
    const { startContainer, startOffset } = rng;
    const selectedNode = selection.getNode();
    if (isElementDirectlySelected(dom, selectedNode)) {
      return;
    }
    if (isElement$6(startContainer)) {
      const nodes = startContainer.childNodes;
      const root = dom.getRoot();
      let walker;
      if (startOffset < nodes.length) {
        const startNode = nodes[startOffset];
        walker = new DomTreeWalker(
          startNode,
          (_a = dom.getParent(startNode, dom.isBlock)) !== null && _a !== void 0
            ? _a
            : root
        );
      } else {
        const startNode = nodes[nodes.length - 1];
        walker = new DomTreeWalker(
          startNode,
          (_b = dom.getParent(startNode, dom.isBlock)) !== null && _b !== void 0
            ? _b
            : root
        );
        walker.next(true);
      }
      for (let node = walker.current(); node; node = walker.next()) {
        if (dom.getContentEditable(node) === "false") {
          return;
        } else if (isText$a(node) && !isWhiteSpaceNode$1(node)) {
          rng.setStart(node, 0);
          selection.setRng(rng);
          return;
        }
      }
    }
  };
  const getNonWhiteSpaceSibling = (node, next, inc) => {
    if (node) {
      const nextName = next ? "nextSibling" : "previousSibling";
      for (node = inc ? node : node[nextName]; node; node = node[nextName]) {
        if (isElement$6(node) || !isWhiteSpaceNode$1(node)) {
          return node;
        }
      }
    }
    return undefined;
  };
  const isTextBlock$1 = (schema, node) =>
    !!schema.getTextBlockElements()[node.nodeName.toLowerCase()] ||
    isTransparentBlock(schema, node);
  const isValid = (ed, parent, child) => {
    return ed.schema.isValidChild(parent, child);
  };
  const isWhiteSpaceNode$1 = (node, allowSpaces = false) => {
    if (isNonNullable(node) && isText$a(node)) {
      const data = allowSpaces ? node.data.replace(/ /g, "\xA0") : node.data;
      return isWhitespaceText(data);
    } else {
      return false;
    }
  };
  const isEmptyTextNode$1 = (node) => {
    return isNonNullable(node) && isText$a(node) && node.length === 0;
  };
  const isWrapNoneditableTarget = (editor, node) => {
    const baseDataSelector = "[data-mce-cef-wrappable]";
    const formatNoneditableSelector = getFormatNoneditableSelector(editor);
    const selector = isEmpty$3(formatNoneditableSelector)
      ? baseDataSelector
      : `${baseDataSelector},${formatNoneditableSelector}`;
    return is$1(SugarElement.fromDom(node), selector);
  };
  const isWrappableNoneditable = (editor, node) => {
    const dom = editor.dom;
    return (
      isElementNode$1(node) &&
      dom.getContentEditable(node) === "false" &&
      isWrapNoneditableTarget(editor, node) &&
      dom.select('[contenteditable="true"]', node).length === 0
    );
  };
  const replaceVars = (value, vars) => {
    if (isFunction(value)) {
      return value(vars);
    } else if (isNonNullable(vars)) {
      value = value.replace(/%(\w+)/g, (str, name) => {
        return vars[name] || str;
      });
    }
    return value;
  };
  const isEq$5 = (str1, str2) => {
    str1 = str1 || "";
    str2 = str2 || "";
    str1 = "" + (str1.nodeName || str1);
    str2 = "" + (str2.nodeName || str2);
    return str1.toLowerCase() === str2.toLowerCase();
  };
  const normalizeStyleValue = (value, name) => {
    if (isNullable(value)) {
      return null;
    } else {
      let strValue = String(value);
      if (name === "color" || name === "backgroundColor") {
        strValue = rgbaToHexString(strValue);
      }
      if (name === "fontWeight" && value === 700) {
        strValue = "bold";
      }
      if (name === "fontFamily") {
        strValue = strValue.replace(/[\'\"]/g, "").replace(/,\s+/g, ",");
      }
      return strValue;
    }
  };
  const getStyle = (dom, node, name) => {
    const style = dom.getStyle(node, name);
    return normalizeStyleValue(style, name);
  };
  const getTextDecoration = (dom, node) => {
    let decoration;
    dom.getParent(node, (n) => {
      if (isElement$6(n)) {
        decoration = dom.getStyle(n, "text-decoration");
        return !!decoration && decoration !== "none";
      } else {
        return false;
      }
    });
    return decoration;
  };
  const getParents$2 = (dom, node, selector) => {
    return dom.getParents(node, selector, dom.getRoot());
  };
  const isFormatPredicate = (editor, formatName, predicate) => {
    const formats = editor.formatter.get(formatName);
    return isNonNullable(formats) && exists(formats, predicate);
  };
  const isVariableFormatName = (editor, formatName) => {
    const hasVariableValues = (format) => {
      const isVariableValue = (val) =>
        isFunction(val) || (val.length > 1 && val.charAt(0) === "%");
      return exists(["styles", "attributes"], (key) =>
        get$a(format, key).exists((field) => {
          const fieldValues = isArray$1(field) ? field : values(field);
          return exists(fieldValues, isVariableValue);
        })
      );
    };
    return isFormatPredicate(editor, formatName, hasVariableValues);
  };
  const areSimilarFormats = (editor, formatName, otherFormatName) => {
    const validKeys = [
      "inline",
      "block",
      "selector",
      "attributes",
      "styles",
      "classes",
    ];
    const filterObj = (format) =>
      filter$4(format, (_, key) =>
        exists(validKeys, (validKey) => validKey === key)
      );
    return isFormatPredicate(editor, formatName, (fmt1) => {
      const filteredFmt1 = filterObj(fmt1);
      return isFormatPredicate(editor, otherFormatName, (fmt2) => {
        const filteredFmt2 = filterObj(fmt2);
        return equal$1(filteredFmt1, filteredFmt2);
      });
    });
  };
  const isBlockFormat = (format) => hasNonNullableKey(format, "block");
  const isWrappingBlockFormat = (format) =>
    isBlockFormat(format) && format.wrapper === true;
  const isNonWrappingBlockFormat = (format) =>
    isBlockFormat(format) && format.wrapper !== true;
  const isSelectorFormat = (format) => hasNonNullableKey(format, "selector");
  const isInlineFormat = (format) => hasNonNullableKey(format, "inline");
  const isMixedFormat = (format) =>
    isSelectorFormat(format) &&
    isInlineFormat(format) &&
    is$2(get$a(format, "mixed"), true);
  const shouldExpandToSelector = (format) =>
    isSelectorFormat(format) &&
    format.expand !== false &&
    !isInlineFormat(format);

  const isBookmarkNode = isBookmarkNode$1;
  const getParents$1 = getParents$2;
  const isWhiteSpaceNode = isWhiteSpaceNode$1;
  const isTextBlock = isTextBlock$1;
  const isBogusBr = (node) => {
    return (
      isBr$6(node) && node.getAttribute("data-mce-bogus") && !node.nextSibling
    );
  };
  const findParentContentEditable = (dom, node) => {
    let parent = node;
    while (parent) {
      if (isElement$6(parent) && dom.getContentEditable(parent)) {
        return dom.getContentEditable(parent) === "false" ? parent : node;
      }
      parent = parent.parentNode;
    }
    return node;
  };
  const walkText = (start, node, offset, predicate) => {
    const str = node.data;
    if (start) {
      for (let i = offset; i > 0; i--) {
        if (predicate(str.charAt(i - 1))) {
          return i;
        }
      }
    } else {
      for (let i = offset; i < str.length; i++) {
        if (predicate(str.charAt(i))) {
          return i;
        }
      }
    }
    return -1;
  };
  const findSpace = (start, node, offset) =>
    walkText(start, node, offset, (c) => isNbsp(c) || isWhiteSpace(c));
  const findContent = (start, node, offset) =>
    walkText(start, node, offset, isContent);
  const findWordEndPoint = (
    dom,
    body,
    container,
    offset,
    start,
    includeTrailingSpaces
  ) => {
    let lastTextNode;
    const rootNode = dom.getParent(container, dom.isBlock) || body;
    const walk = (container, offset, pred) => {
      const textSeeker = TextSeeker(dom);
      const walker = start ? textSeeker.backwards : textSeeker.forwards;
      return Optional.from(
        walker(
          container,
          offset,
          (text, textOffset) => {
            if (isBookmarkNode(text.parentNode)) {
              return -1;
            } else {
              lastTextNode = text;
              return pred(start, text, textOffset);
            }
          },
          rootNode
        )
      );
    };
    const spaceResult = walk(container, offset, findSpace);
    return spaceResult
      .bind((result) =>
        includeTrailingSpaces
          ? walk(
              result.container,
              result.offset + (start ? -1 : 0),
              findContent
            )
          : Optional.some(result)
      )
      .orThunk(() =>
        lastTextNode
          ? Optional.some({
              container: lastTextNode,
              offset: start ? 0 : lastTextNode.length,
            })
          : Optional.none()
      );
  };
  const findSelectorEndPoint = (
    dom,
    formatList,
    rng,
    container,
    siblingName
  ) => {
    const sibling = container[siblingName];
    if (isText$a(container) && isEmpty$3(container.data) && sibling) {
      container = sibling;
    }
    const parents = getParents$1(dom, container);
    for (let i = 0; i < parents.length; i++) {
      for (let y = 0; y < formatList.length; y++) {
        const curFormat = formatList[y];
        if (
          isNonNullable(curFormat.collapsed) &&
          curFormat.collapsed !== rng.collapsed
        ) {
          continue;
        }
        if (
          isSelectorFormat(curFormat) &&
          dom.is(parents[i], curFormat.selector)
        ) {
          return parents[i];
        }
      }
    }
    return container;
  };
  const findBlockEndPoint = (dom, formatList, container, siblingName) => {
    var _a;
    let node = container;
    const root = dom.getRoot();
    const format = formatList[0];
    if (isBlockFormat(format)) {
      node = format.wrapper
        ? null
        : dom.getParent(container, format.block, root);
    }
    if (!node) {
      const scopeRoot =
        (_a = dom.getParent(container, "LI,TD,TH")) !== null && _a !== void 0
          ? _a
          : root;
      node = dom.getParent(
        isText$a(container) ? container.parentNode : container,
        (node) => node !== root && isTextBlock(dom.schema, node),
        scopeRoot
      );
    }
    if (node && isBlockFormat(format) && format.wrapper) {
      node = getParents$1(dom, node, "ul,ol").reverse()[0] || node;
    }
    if (!node) {
      node = container;
      while (node && node[siblingName] && !dom.isBlock(node[siblingName])) {
        node = node[siblingName];
        if (isEq$5(node, "br")) {
          break;
        }
      }
    }
    return node || container;
  };
  const isAtBlockBoundary$1 = (dom, root, container, siblingName) => {
    const parent = container.parentNode;
    if (isNonNullable(container[siblingName])) {
      return false;
    } else if (parent === root || isNullable(parent) || dom.isBlock(parent)) {
      return true;
    } else {
      return isAtBlockBoundary$1(dom, root, parent, siblingName);
    }
  };
  const findParentContainer = (dom, formatList, container, offset, start) => {
    let parent = container;
    const siblingName = start ? "previousSibling" : "nextSibling";
    const root = dom.getRoot();
    if (isText$a(container) && !isWhiteSpaceNode(container)) {
      if (start ? offset > 0 : offset < container.data.length) {
        return container;
      }
    }
    while (parent) {
      if (!formatList[0].block_expand && dom.isBlock(parent)) {
        return parent;
      }
      for (
        let sibling = parent[siblingName];
        sibling;
        sibling = sibling[siblingName]
      ) {
        const allowSpaces =
          isText$a(sibling) &&
          !isAtBlockBoundary$1(dom, root, sibling, siblingName);
        if (
          !isBookmarkNode(sibling) &&
          !isBogusBr(sibling) &&
          !isWhiteSpaceNode(sibling, allowSpaces)
        ) {
          return parent;
        }
      }
      if (parent === root || parent.parentNode === root) {
        container = parent;
        break;
      }
      parent = parent.parentNode;
    }
    return container;
  };
  const isSelfOrParentBookmark = (container) =>
    isBookmarkNode(container.parentNode) || isBookmarkNode(container);
  const expandRng = (dom, rng, formatList, includeTrailingSpace = false) => {
    let { startContainer, startOffset, endContainer, endOffset } = rng;
    const format = formatList[0];
    if (isElement$6(startContainer) && startContainer.hasChildNodes()) {
      startContainer = getNode$1(startContainer, startOffset);
      if (isText$a(startContainer)) {
        startOffset = 0;
      }
    }
    if (isElement$6(endContainer) && endContainer.hasChildNodes()) {
      endContainer = getNode$1(
        endContainer,
        rng.collapsed ? endOffset : endOffset - 1
      );
      if (isText$a(endContainer)) {
        endOffset = endContainer.data.length;
      }
    }
    startContainer = findParentContentEditable(dom, startContainer);
    endContainer = findParentContentEditable(dom, endContainer);
    if (isSelfOrParentBookmark(startContainer)) {
      startContainer = isBookmarkNode(startContainer)
        ? startContainer
        : startContainer.parentNode;
      if (rng.collapsed) {
        startContainer = startContainer.previousSibling || startContainer;
      } else {
        startContainer = startContainer.nextSibling || startContainer;
      }
      if (isText$a(startContainer)) {
        startOffset = rng.collapsed ? startContainer.length : 0;
      }
    }
    if (isSelfOrParentBookmark(endContainer)) {
      endContainer = isBookmarkNode(endContainer)
        ? endContainer
        : endContainer.parentNode;
      if (rng.collapsed) {
        endContainer = endContainer.nextSibling || endContainer;
      } else {
        endContainer = endContainer.previousSibling || endContainer;
      }
      if (isText$a(endContainer)) {
        endOffset = rng.collapsed ? 0 : endContainer.length;
      }
    }
    if (rng.collapsed) {
      const startPoint = findWordEndPoint(
        dom,
        dom.getRoot(),
        startContainer,
        startOffset,
        true,
        includeTrailingSpace
      );
      startPoint.each(({ container, offset }) => {
        startContainer = container;
        startOffset = offset;
      });
      const endPoint = findWordEndPoint(
        dom,
        dom.getRoot(),
        endContainer,
        endOffset,
        false,
        includeTrailingSpace
      );
      endPoint.each(({ container, offset }) => {
        endContainer = container;
        endOffset = offset;
      });
    }
    if (isInlineFormat(format) || format.block_expand) {
      if (
        !isInlineFormat(format) ||
        !isText$a(startContainer) ||
        startOffset === 0
      ) {
        startContainer = findParentContainer(
          dom,
          formatList,
          startContainer,
          startOffset,
          true
        );
      }
      if (
        !isInlineFormat(format) ||
        !isText$a(endContainer) ||
        endOffset === endContainer.data.length
      ) {
        endContainer = findParentContainer(
          dom,
          formatList,
          endContainer,
          endOffset,
          false
        );
      }
    }
    if (shouldExpandToSelector(format)) {
      startContainer = findSelectorEndPoint(
        dom,
        formatList,
        rng,
        startContainer,
        "previousSibling"
      );
      endContainer = findSelectorEndPoint(
        dom,
        formatList,
        rng,
        endContainer,
        "nextSibling"
      );
    }
    if (isBlockFormat(format) || isSelectorFormat(format)) {
      startContainer = findBlockEndPoint(
        dom,
        formatList,
        startContainer,
        "previousSibling"
      );
      endContainer = findBlockEndPoint(
        dom,
        formatList,
        endContainer,
        "nextSibling"
      );
      if (isBlockFormat(format)) {
        if (!dom.isBlock(startContainer)) {
          startContainer = findParentContainer(
            dom,
            formatList,
            startContainer,
            startOffset,
            true
          );
        }
        if (!dom.isBlock(endContainer)) {
          endContainer = findParentContainer(
            dom,
            formatList,
            endContainer,
            endOffset,
            false
          );
        }
      }
    }
    if (isElement$6(startContainer) && startContainer.parentNode) {
      startOffset = dom.nodeIndex(startContainer);
      startContainer = startContainer.parentNode;
    }
    if (isElement$6(endContainer) && endContainer.parentNode) {
      endOffset = dom.nodeIndex(endContainer) + 1;
      endContainer = endContainer.parentNode;
    }
    return {
      startContainer,
      startOffset,
      endContainer,
      endOffset,
    };
  };

  const walk$3 = (dom, rng, callback) => {
    var _a;
    const startOffset = rng.startOffset;
    const startContainer = getNode$1(rng.startContainer, startOffset);
    const endOffset = rng.endOffset;
    const endContainer = getNode$1(rng.endContainer, endOffset - 1);
    const exclude = (nodes) => {
      const firstNode = nodes[0];
      if (
        isText$a(firstNode) &&
        firstNode === startContainer &&
        startOffset >= firstNode.data.length
      ) {
        nodes.splice(0, 1);
      }
      const lastNode = nodes[nodes.length - 1];
      if (
        endOffset === 0 &&
        nodes.length > 0 &&
        lastNode === endContainer &&
        isText$a(lastNode)
      ) {
        nodes.splice(nodes.length - 1, 1);
      }
      return nodes;
    };
    const collectSiblings = (node, name, endNode) => {
      const siblings = [];
      for (; node && node !== endNode; node = node[name]) {
        siblings.push(node);
      }
      return siblings;
    };
    const findEndPoint = (node, root) =>
      dom.getParent(node, (node) => node.parentNode === root, root);
    const walkBoundary = (startNode, endNode, next) => {
      const siblingName = next ? "nextSibling" : "previousSibling";
      for (
        let node = startNode, parent = node.parentNode;
        node && node !== endNode;
        node = parent
      ) {
        parent = node.parentNode;
        const siblings = collectSiblings(
          node === startNode ? node : node[siblingName],
          siblingName
        );
        if (siblings.length) {
          if (!next) {
            siblings.reverse();
          }
          callback(exclude(siblings));
        }
      }
    };
    if (startContainer === endContainer) {
      return callback(exclude([startContainer]));
    }
    const ancestor =
      (_a = dom.findCommonAncestor(startContainer, endContainer)) !== null &&
      _a !== void 0
        ? _a
        : dom.getRoot();
    if (dom.isChildOf(startContainer, endContainer)) {
      return walkBoundary(startContainer, ancestor, true);
    }
    if (dom.isChildOf(endContainer, startContainer)) {
      return walkBoundary(endContainer, ancestor);
    }
    const startPoint = findEndPoint(startContainer, ancestor) || startContainer;
    const endPoint = findEndPoint(endContainer, ancestor) || endContainer;
    walkBoundary(startContainer, startPoint, true);
    const siblings = collectSiblings(
      startPoint === startContainer ? startPoint : startPoint.nextSibling,
      "nextSibling",
      endPoint === endContainer ? endPoint.nextSibling : endPoint
    );
    if (siblings.length) {
      callback(exclude(siblings));
    }
    walkBoundary(endContainer, endPoint);
  };

  const validBlocks = [
    'pre[class*=language-][contenteditable="false"]',
    "figure.image",
    "div[data-ephox-embed-iri]",
    "div.tiny-pageembed",
    "div.mce-toc",
    "div[data-mce-toc]",
  ];
  const isZeroWidth = (elem) => isText$b(elem) && get$3(elem) === ZWSP$1;
  const context = (editor, elem, wrapName, nodeName) =>
    parent(elem).fold(
      () => "skipping",
      (parent) => {
        if (nodeName === "br" || isZeroWidth(elem)) {
          return "valid";
        } else if (isAnnotation(elem)) {
          return "existing";
        } else if (isCaretNode(elem.dom)) {
          return "caret";
        } else if (exists(validBlocks, (selector) => is$1(elem, selector))) {
          return "valid-block";
        } else if (
          !isValid(editor, wrapName, nodeName) ||
          !isValid(editor, name(parent), wrapName)
        ) {
          return "invalid-child";
        } else {
          return "valid";
        }
      }
    );

  const applyWordGrab = (editor, rng) => {
    const r = expandRng(editor.dom, rng, [{ inline: "span" }]);
    rng.setStart(r.startContainer, r.startOffset);
    rng.setEnd(r.endContainer, r.endOffset);
    editor.selection.setRng(rng);
  };
  const applyAnnotation = (
    elem,
    masterUId,
    data,
    annotationName,
    decorate,
    directAnnotation
  ) => {
    const { uid = masterUId, ...otherData } = data;
    add$2(elem, annotation());
    set$3(elem, `${dataAnnotationId()}`, uid);
    set$3(elem, `${dataAnnotation()}`, annotationName);
    const { attributes = {}, classes = [] } = decorate(uid, otherData);
    setAll$1(elem, attributes);
    add(elem, classes);
    if (directAnnotation) {
      if (classes.length > 0) {
        set$3(elem, `${dataAnnotationClasses()}`, classes.join(","));
      }
      const attributeNames = keys(attributes);
      if (attributeNames.length > 0) {
        set$3(elem, `${dataAnnotationAttributes()}`, attributeNames.join(","));
      }
    }
  };
  const removeDirectAnnotation = (elem) => {
    remove$7(elem, annotation());
    remove$a(elem, `${dataAnnotationId()}`);
    remove$a(elem, `${dataAnnotation()}`);
    remove$a(elem, `${dataAnnotationActive()}`);
    const customAttrNames = getOpt(elem, `${dataAnnotationAttributes()}`)
      .map((names) => names.split(","))
      .getOr([]);
    const customClasses = getOpt(elem, `${dataAnnotationClasses()}`)
      .map((names) => names.split(","))
      .getOr([]);
    each$e(customAttrNames, (name) => remove$a(elem, name));
    remove$4(elem, customClasses);
    remove$a(elem, `${dataAnnotationClasses()}`);
    remove$a(elem, `${dataAnnotationAttributes()}`);
  };
  const makeAnnotation = (eDoc, uid, data, annotationName, decorate) => {
    const master = SugarElement.fromTag("span", eDoc);
    applyAnnotation(master, uid, data, annotationName, decorate, false);
    return master;
  };
  const annotate = (editor, rng, uid, annotationName, decorate, data) => {
    const newWrappers = [];
    const master = makeAnnotation(
      editor.getDoc(),
      uid,
      data,
      annotationName,
      decorate
    );
    const wrapper = value$2();
    const finishWrapper = () => {
      wrapper.clear();
    };
    const getOrOpenWrapper = () =>
      wrapper.get().getOrThunk(() => {
        const nu = shallow$1(master);
        newWrappers.push(nu);
        wrapper.set(nu);
        return nu;
      });
    const processElements = (elems) => {
      each$e(elems, processElement);
    };
    const processElement = (elem) => {
      const ctx = context(editor, elem, "span", name(elem));
      switch (ctx) {
        case "invalid-child": {
          finishWrapper();
          const children = children$1(elem);
          processElements(children);
          finishWrapper();
          break;
        }
        case "valid-block": {
          finishWrapper();
          applyAnnotation(elem, uid, data, annotationName, decorate, true);
          break;
        }
        case "valid": {
          const w = getOrOpenWrapper();
          wrap$2(elem, w);
          break;
        }
      }
    };
    const processNodes = (nodes) => {
      const elems = map$3(nodes, SugarElement.fromDom);
      processElements(elems);
    };
    walk$3(editor.dom, rng, (nodes) => {
      finishWrapper();
      processNodes(nodes);
    });
    return newWrappers;
  };
  const annotateWithBookmark = (editor, name, settings, data) => {
    editor.undoManager.transact(() => {
      const selection = editor.selection;
      const initialRng = selection.getRng();
      const hasFakeSelection = getCellsFromEditor(editor).length > 0;
      const masterUid = generate$1("mce-annotation");
      if (initialRng.collapsed && !hasFakeSelection) {
        applyWordGrab(editor, initialRng);
      }
      if (selection.getRng().collapsed && !hasFakeSelection) {
        const wrapper = makeAnnotation(
          editor.getDoc(),
          masterUid,
          data,
          name,
          settings.decorate
        );
        set$1(wrapper, nbsp);
        selection.getRng().insertNode(wrapper.dom);
        selection.select(wrapper.dom);
      } else {
        preserve(selection, false, () => {
          runOnRanges(editor, (selectionRng) => {
            annotate(
              editor,
              selectionRng,
              masterUid,
              name,
              settings.decorate,
              data
            );
          });
        });
      }
    });
  };

  const Annotator = (editor) => {
    const registry = create$c();
    setup$w(editor, registry);
    const changes = setup$x(editor, registry);
    const isSpan = isTag("span");
    const removeAnnotations = (elements) => {
      each$e(elements, (element) => {
        if (isSpan(element)) {
          unwrap(element);
        } else {
          removeDirectAnnotation(element);
        }
      });
    };
    return {
      register: (name, settings) => {
        registry.register(name, settings);
      },
      annotate: (name, data) => {
        registry.lookup(name).each((settings) => {
          annotateWithBookmark(editor, name, settings, data);
        });
      },
      annotationChanged: (name, callback) => {
        changes.addListener(name, callback);
      },
      remove: (name) => {
        identify(editor, Optional.some(name)).each(({ elements }) => {
          const bookmark = editor.selection.getBookmark();
          removeAnnotations(elements);
          editor.selection.moveToBookmark(bookmark);
        });
      },
      removeAll: (name) => {
        const bookmark = editor.selection.getBookmark();
        each$d(findAll(editor, name), (elements, _) => {
          removeAnnotations(elements);
        });
        editor.selection.moveToBookmark(bookmark);
      },
      getAll: (name) => {
        const directory = findAll(editor, name);
        return map$2(directory, (elems) => map$3(elems, (elem) => elem.dom));
      },
    };
  };

  const BookmarkManager = (selection) => {
    return {
      getBookmark: curry(getBookmark$1, selection),
      moveToBookmark: curry(moveToBookmark, selection),
    };
  };
  BookmarkManager.isBookmarkNode = isBookmarkNode$1;

  const isXYWithinRange = (clientX, clientY, range) => {
    if (range.collapsed) {
      return false;
    } else {
      return exists(range.getClientRects(), (rect) =>
        containsXY(rect, clientX, clientY)
      );
    }
  };

  const firePreProcess = (editor, args) => editor.dispatch("PreProcess", args);
  const firePostProcess = (editor, args) =>
    editor.dispatch("PostProcess", args);
  const fireRemove = (editor) => {
    editor.dispatch("remove");
  };
  const fireDetach = (editor) => {
    editor.dispatch("detach");
  };
  const fireSwitchMode = (editor, mode) => {
    editor.dispatch("SwitchMode", { mode });
  };
  const fireObjectResizeStart = (editor, target, width, height, origin) => {
    editor.dispatch("ObjectResizeStart", {
      target,
      width,
      height,
      origin,
    });
  };
  const fireObjectResized = (editor, target, width, height, origin) => {
    editor.dispatch("ObjectResized", {
      target,
      width,
      height,
      origin,
    });
  };
  const firePreInit = (editor) => {
    editor.dispatch("PreInit");
  };
  const firePostRender = (editor) => {
    editor.dispatch("PostRender");
  };
  const fireInit = (editor) => {
    editor.dispatch("Init");
  };
  const firePlaceholderToggle = (editor, state) => {
    editor.dispatch("PlaceholderToggle", { state });
  };
  const fireError = (editor, errorType, error) => {
    editor.dispatch(errorType, error);
  };
  const fireFormatApply = (editor, format, node, vars) => {
    editor.dispatch("FormatApply", {
      format,
      node,
      vars,
    });
  };
  const fireFormatRemove = (editor, format, node, vars) => {
    editor.dispatch("FormatRemove", {
      format,
      node,
      vars,
    });
  };
  const fireBeforeSetContent = (editor, args) =>
    editor.dispatch("BeforeSetContent", args);
  const fireSetContent = (editor, args) => editor.dispatch("SetContent", args);
  const fireBeforeGetContent = (editor, args) =>
    editor.dispatch("BeforeGetContent", args);
  const fireGetContent = (editor, args) => editor.dispatch("GetContent", args);
  const fireAutocompleterStart = (editor, args) => {
    editor.dispatch("AutocompleterStart", args);
  };
  const fireAutocompleterUpdate = (editor, args) => {
    editor.dispatch("AutocompleterUpdate", args);
  };
  const fireAutocompleterEnd = (editor) => {
    editor.dispatch("AutocompleterEnd");
  };
  const firePastePreProcess = (editor, html, internal) =>
    editor.dispatch("PastePreProcess", {
      content: html,
      internal,
    });
  const firePastePostProcess = (editor, node, internal) =>
    editor.dispatch("PastePostProcess", {
      node,
      internal,
    });
  const firePastePlainTextToggle = (editor, state) =>
    editor.dispatch("PastePlainTextToggle", { state });
  const fireEditableRootStateChange = (editor, state) =>
    editor.dispatch("EditableRootStateChange", { state });

  const VK = {
    BACKSPACE: 8,
    DELETE: 46,
    DOWN: 40,
    ENTER: 13,
    ESC: 27,
    LEFT: 37,
    RIGHT: 39,
    SPACEBAR: 32,
    TAB: 9,
    UP: 38,
    PAGE_UP: 33,
    PAGE_DOWN: 34,
    END: 35,
    HOME: 36,
    modifierPressed: (e) => {
      return e.shiftKey || e.ctrlKey || e.altKey || VK.metaKeyPressed(e);
    },
    metaKeyPressed: (e) => {
      return Env.os.isMacOS() || Env.os.isiOS()
        ? e.metaKey
        : e.ctrlKey && !e.altKey;
    },
  };

  const elementSelectionAttr = "data-mce-selected";
  const controlElmSelector =
    "table,img,figure.image,hr,video,span.mce-preview-object,details";
  const abs = Math.abs;
  const round$1 = Math.round;
  const resizeHandles = {
    nw: [0, 0, -1, -1],
    ne: [1, 0, 1, -1],
    se: [1, 1, 1, 1],
    sw: [0, 1, -1, 1],
  };
  const isTouchEvent = (evt) =>
    evt.type === "longpress" || evt.type.indexOf("touch") === 0;
  const ControlSelection = (selection, editor) => {
    const dom = editor.dom;
    const editableDoc = editor.getDoc();
    const rootDocument = document;
    const rootElement = editor.getBody();
    let selectedElm,
      selectedElmGhost,
      resizeHelper,
      selectedHandle,
      resizeBackdrop;
    let startX,
      startY,
      selectedElmX,
      selectedElmY,
      startW,
      startH,
      ratio,
      resizeStarted;
    let width;
    let height;
    let startScrollWidth;
    let startScrollHeight;
    const isImage = (elm) =>
      isNonNullable(elm) && (isImg(elm) || dom.is(elm, "figure.image"));
    const isMedia = (elm) =>
      isMedia$2(elm) || dom.hasClass(elm, "mce-preview-object");
    const isEventOnImageOutsideRange = (evt, range) => {
      if (isTouchEvent(evt)) {
        const touch = evt.touches[0];
        return (
          isImage(evt.target) &&
          !isXYWithinRange(touch.clientX, touch.clientY, range)
        );
      } else {
        return (
          isImage(evt.target) &&
          !isXYWithinRange(evt.clientX, evt.clientY, range)
        );
      }
    };
    const contextMenuSelectImage = (evt) => {
      const target = evt.target;
      if (
        isEventOnImageOutsideRange(evt, editor.selection.getRng()) &&
        !evt.isDefaultPrevented()
      ) {
        editor.selection.select(target);
      }
    };
    const getResizeTargets = (elm) => {
      if (
        dom.hasClass(elm, "mce-preview-object") &&
        isNonNullable(elm.firstElementChild)
      ) {
        return [elm, elm.firstElementChild];
      } else if (dom.is(elm, "figure.image")) {
        return [elm.querySelector("img")];
      } else {
        return [elm];
      }
    };
    const isResizable = (elm) => {
      const selector = getObjectResizing(editor);
      if (!selector) {
        return false;
      }
      if (elm.getAttribute("data-mce-resize") === "false") {
        return false;
      }
      if (elm === editor.getBody()) {
        return false;
      }
      if (
        dom.hasClass(elm, "mce-preview-object") &&
        isNonNullable(elm.firstElementChild)
      ) {
        return is$1(SugarElement.fromDom(elm.firstElementChild), selector);
      } else {
        return is$1(SugarElement.fromDom(elm), selector);
      }
    };
    const createGhostElement = (elm) => {
      if (isMedia(elm)) {
        return dom.create("img", { src: Env.transparentSrc });
      } else {
        return elm.cloneNode(true);
      }
    };
    const setSizeProp = (element, name, value) => {
      if (isNonNullable(value)) {
        const targets = getResizeTargets(element);
        each$e(targets, (target) => {
          if (
            target.style[name] ||
            !editor.schema.isValid(target.nodeName.toLowerCase(), name)
          ) {
            dom.setStyle(target, name, value);
          } else {
            dom.setAttrib(target, name, "" + value);
          }
        });
      }
    };
    const setGhostElmSize = (ghostElm, width, height) => {
      setSizeProp(ghostElm, "width", width);
      setSizeProp(ghostElm, "height", height);
    };
    const resizeGhostElement = (e) => {
      let deltaX, deltaY, proportional;
      let resizeHelperX, resizeHelperY;
      deltaX = e.screenX - startX;
      deltaY = e.screenY - startY;
      width = deltaX * selectedHandle[2] + startW;
      height = deltaY * selectedHandle[3] + startH;
      width = width < 5 ? 5 : width;
      height = height < 5 ? 5 : height;
      if (
        (isImage(selectedElm) || isMedia(selectedElm)) &&
        getResizeImgProportional(editor) !== false
      ) {
        proportional = !VK.modifierPressed(e);
      } else {
        proportional = VK.modifierPressed(e);
      }
      if (proportional) {
        if (abs(deltaX) > abs(deltaY)) {
          height = round$1(width * ratio);
          width = round$1(height / ratio);
        } else {
          width = round$1(height / ratio);
          height = round$1(width * ratio);
        }
      }
      setGhostElmSize(selectedElmGhost, width, height);
      resizeHelperX = selectedHandle.startPos.x + deltaX;
      resizeHelperY = selectedHandle.startPos.y + deltaY;
      resizeHelperX = resizeHelperX > 0 ? resizeHelperX : 0;
      resizeHelperY = resizeHelperY > 0 ? resizeHelperY : 0;
      dom.setStyles(resizeHelper, {
        left: resizeHelperX,
        top: resizeHelperY,
        display: "block",
      });
      resizeHelper.innerHTML = width + " &times; " + height;
      if (selectedHandle[2] < 0 && selectedElmGhost.clientWidth <= width) {
        dom.setStyle(selectedElmGhost, "left", selectedElmX + (startW - width));
      }
      if (selectedHandle[3] < 0 && selectedElmGhost.clientHeight <= height) {
        dom.setStyle(selectedElmGhost, "top", selectedElmY + (startH - height));
      }
      deltaX = rootElement.scrollWidth - startScrollWidth;
      deltaY = rootElement.scrollHeight - startScrollHeight;
      if (deltaX + deltaY !== 0) {
        dom.setStyles(resizeHelper, {
          left: resizeHelperX - deltaX,
          top: resizeHelperY - deltaY,
        });
      }
      if (!resizeStarted) {
        fireObjectResizeStart(
          editor,
          selectedElm,
          startW,
          startH,
          "corner-" + selectedHandle.name
        );
        resizeStarted = true;
      }
    };
    const endGhostResize = () => {
      const wasResizeStarted = resizeStarted;
      resizeStarted = false;
      if (wasResizeStarted) {
        setSizeProp(selectedElm, "width", width);
        setSizeProp(selectedElm, "height", height);
      }
      dom.unbind(editableDoc, "mousemove", resizeGhostElement);
      dom.unbind(editableDoc, "mouseup", endGhostResize);
      if (rootDocument !== editableDoc) {
        dom.unbind(rootDocument, "mousemove", resizeGhostElement);
        dom.unbind(rootDocument, "mouseup", endGhostResize);
      }
      dom.remove(selectedElmGhost);
      dom.remove(resizeHelper);
      dom.remove(resizeBackdrop);
      showResizeRect(selectedElm);
      if (wasResizeStarted) {
        fireObjectResized(
          editor,
          selectedElm,
          width,
          height,
          "corner-" + selectedHandle.name
        );
        dom.setAttrib(
          selectedElm,
          "style",
          dom.getAttrib(selectedElm, "style")
        );
      }
      editor.nodeChanged();
    };
    const showResizeRect = (targetElm) => {
      unbindResizeHandleEvents();
      const position = dom.getPos(targetElm, rootElement);
      const selectedElmX = position.x;
      const selectedElmY = position.y;
      const rect = targetElm.getBoundingClientRect();
      const targetWidth = rect.width || rect.right - rect.left;
      const targetHeight = rect.height || rect.bottom - rect.top;
      if (selectedElm !== targetElm) {
        hideResizeRect();
        selectedElm = targetElm;
        width = height = 0;
      }
      const e = editor.dispatch("ObjectSelected", { target: targetElm });
      if (isResizable(targetElm) && !e.isDefaultPrevented()) {
        each$d(resizeHandles, (handle, name) => {
          const startDrag = (e) => {
            const target = getResizeTargets(selectedElm)[0];
            startX = e.screenX;
            startY = e.screenY;
            startW = target.clientWidth;
            startH = target.clientHeight;
            ratio = startH / startW;
            selectedHandle = handle;
            selectedHandle.name = name;
            selectedHandle.startPos = {
              x: targetWidth * handle[0] + selectedElmX,
              y: targetHeight * handle[1] + selectedElmY,
            };
            startScrollWidth = rootElement.scrollWidth;
            startScrollHeight = rootElement.scrollHeight;
            resizeBackdrop = dom.add(rootElement, "div", {
              class: "mce-resize-backdrop",
              "data-mce-bogus": "all",
            });
            dom.setStyles(resizeBackdrop, {
              position: "fixed",
              left: "0",
              top: "0",
              width: "100%",
              height: "100%",
            });
            selectedElmGhost = createGhostElement(selectedElm);
            dom.addClass(selectedElmGhost, "mce-clonedresizable");
            dom.setAttrib(selectedElmGhost, "data-mce-bogus", "all");
            selectedElmGhost.contentEditable = "false";
            dom.setStyles(selectedElmGhost, {
              left: selectedElmX,
              top: selectedElmY,
              margin: 0,
            });
            setGhostElmSize(selectedElmGhost, targetWidth, targetHeight);
            selectedElmGhost.removeAttribute(elementSelectionAttr);
            rootElement.appendChild(selectedElmGhost);
            dom.bind(editableDoc, "mousemove", resizeGhostElement);
            dom.bind(editableDoc, "mouseup", endGhostResize);
            if (rootDocument !== editableDoc) {
              dom.bind(rootDocument, "mousemove", resizeGhostElement);
              dom.bind(rootDocument, "mouseup", endGhostResize);
            }
            resizeHelper = dom.add(
              rootElement,
              "div",
              {
                class: "mce-resize-helper",
                "data-mce-bogus": "all",
              },
              startW + " &times; " + startH
            );
          };
          let handleElm = dom.get("mceResizeHandle" + name);
          if (handleElm) {
            dom.remove(handleElm);
          }
          handleElm = dom.add(rootElement, "div", {
            id: "mceResizeHandle" + name,
            "data-mce-bogus": "all",
            class: "mce-resizehandle",
            unselectable: true,
            style: "cursor:" + name + "-resize; margin:0; padding:0",
          });
          dom.bind(handleElm, "mousedown", (e) => {
            e.stopImmediatePropagation();
            e.preventDefault();
            startDrag(e);
          });
          handle.elm = handleElm;
          dom.setStyles(handleElm, {
            left:
              targetWidth * handle[0] +
              selectedElmX -
              handleElm.offsetWidth / 2,
            top:
              targetHeight * handle[1] +
              selectedElmY -
              handleElm.offsetHeight / 2,
          });
        });
      } else {
        hideResizeRect(false);
      }
    };
    const throttledShowResizeRect = first$1(showResizeRect, 0);
    const hideResizeRect = (removeSelected = true) => {
      throttledShowResizeRect.cancel();
      unbindResizeHandleEvents();
      if (selectedElm && removeSelected) {
        selectedElm.removeAttribute(elementSelectionAttr);
      }
      each$d(resizeHandles, (value, name) => {
        const handleElm = dom.get("mceResizeHandle" + name);
        if (handleElm) {
          dom.unbind(handleElm);
          dom.remove(handleElm);
        }
      });
    };
    const isChildOrEqual = (node, parent) => dom.isChildOf(node, parent);
    const updateResizeRect = (e) => {
      if (resizeStarted || editor.removed || editor.composing) {
        return;
      }
      const targetElm = e.type === "mousedown" ? e.target : selection.getNode();
      const controlElm = closest$3(
        SugarElement.fromDom(targetElm),
        controlElmSelector
      )
        .map((e) => e.dom)
        .filter((e) => dom.isEditable(e.parentElement))
        .getOrUndefined();
      const selectedValue = isNonNullable(controlElm)
        ? dom.getAttrib(controlElm, elementSelectionAttr, "1")
        : "1";
      each$e(
        dom.select(`img[${elementSelectionAttr}],hr[${elementSelectionAttr}]`),
        (img) => {
          img.removeAttribute(elementSelectionAttr);
        }
      );
      if (
        isNonNullable(controlElm) &&
        isChildOrEqual(controlElm, rootElement) &&
        editor.hasFocus()
      ) {
        disableGeckoResize();
        const startElm = selection.getStart(true);
        if (
          isChildOrEqual(startElm, controlElm) &&
          isChildOrEqual(selection.getEnd(true), controlElm)
        ) {
          dom.setAttrib(controlElm, elementSelectionAttr, selectedValue);
          throttledShowResizeRect.throttle(controlElm);
          return;
        }
      }
      hideResizeRect();
    };
    const unbindResizeHandleEvents = () => {
      each$d(resizeHandles, (handle) => {
        if (handle.elm) {
          dom.unbind(handle.elm);
          delete handle.elm;
        }
      });
    };
    const disableGeckoResize = () => {
      try {
        editor.getDoc().execCommand("enableObjectResizing", false, "false");
      } catch (ex) {}
    };
    editor.on("init", () => {
      disableGeckoResize();
      editor.on(
        "NodeChange ResizeEditor ResizeWindow ResizeContent drop",
        updateResizeRect
      );
      editor.on("keyup compositionend", (e) => {
        if (selectedElm && selectedElm.nodeName === "TABLE") {
          updateResizeRect(e);
        }
      });
      editor.on("hide blur", hideResizeRect);
      editor.on("contextmenu longpress", contextMenuSelectImage, true);
    });
    editor.on("remove", unbindResizeHandleEvents);
    const destroy = () => {
      throttledShowResizeRect.cancel();
      selectedElm = selectedElmGhost = resizeBackdrop = null;
    };
    return {
      isResizable,
      showResizeRect,
      hideResizeRect,
      updateResizeRect,
      destroy,
    };
  };

  const setStart = (rng, situ) => {
    situ.fold(
      (e) => {
        rng.setStartBefore(e.dom);
      },
      (e, o) => {
        rng.setStart(e.dom, o);
      },
      (e) => {
        rng.setStartAfter(e.dom);
      }
    );
  };
  const setFinish = (rng, situ) => {
    situ.fold(
      (e) => {
        rng.setEndBefore(e.dom);
      },
      (e, o) => {
        rng.setEnd(e.dom, o);
      },
      (e) => {
        rng.setEndAfter(e.dom);
      }
    );
  };
  const relativeToNative = (win, startSitu, finishSitu) => {
    const range = win.document.createRange();
    setStart(range, startSitu);
    setFinish(range, finishSitu);
    return range;
  };
  const exactToNative = (win, start, soffset, finish, foffset) => {
    const rng = win.document.createRange();
    rng.setStart(start.dom, soffset);
    rng.setEnd(finish.dom, foffset);
    return rng;
  };

  const adt$3 = Adt.generate([
    {
      ltr: ["start", "soffset", "finish", "foffset"],
    },
    {
      rtl: ["start", "soffset", "finish", "foffset"],
    },
  ]);
  const fromRange = (win, type, range) =>
    type(
      SugarElement.fromDom(range.startContainer),
      range.startOffset,
      SugarElement.fromDom(range.endContainer),
      range.endOffset
    );
  const getRanges = (win, selection) =>
    selection.match({
      domRange: (rng) => {
        return {
          ltr: constant(rng),
          rtl: Optional.none,
        };
      },
      relative: (startSitu, finishSitu) => {
        return {
          ltr: cached(() => relativeToNative(win, startSitu, finishSitu)),
          rtl: cached(() =>
            Optional.some(relativeToNative(win, finishSitu, startSitu))
          ),
        };
      },
      exact: (start, soffset, finish, foffset) => {
        return {
          ltr: cached(() =>
            exactToNative(win, start, soffset, finish, foffset)
          ),
          rtl: cached(() =>
            Optional.some(exactToNative(win, finish, foffset, start, soffset))
          ),
        };
      },
    });
  const doDiagnose = (win, ranges) => {
    const rng = ranges.ltr();
    if (rng.collapsed) {
      const reversed = ranges.rtl().filter((rev) => rev.collapsed === false);
      return reversed
        .map((rev) =>
          adt$3.rtl(
            SugarElement.fromDom(rev.endContainer),
            rev.endOffset,
            SugarElement.fromDom(rev.startContainer),
            rev.startOffset
          )
        )
        .getOrThunk(() => fromRange(win, adt$3.ltr, rng));
    } else {
      return fromRange(win, adt$3.ltr, rng);
    }
  };
  const diagnose = (win, selection) => {
    const ranges = getRanges(win, selection);
    return doDiagnose(win, ranges);
  };
  adt$3.ltr;
  adt$3.rtl;

  const create$a = (start, soffset, finish, foffset) => ({
    start,
    soffset,
    finish,
    foffset,
  });
  const SimRange = { create: create$a };

  const caretPositionFromPoint = (doc, x, y) => {
    var _a, _b;
    return Optional.from(
      (_b = (_a = doc.dom).caretPositionFromPoint) === null || _b === void 0
        ? void 0
        : _b.call(_a, x, y)
    ).bind((pos) => {
      if (pos.offsetNode === null) {
        return Optional.none();
      }
      const r = doc.dom.createRange();
      r.setStart(pos.offsetNode, pos.offset);
      r.collapse();
      return Optional.some(r);
    });
  };
  const caretRangeFromPoint = (doc, x, y) => {
    var _a, _b;
    return Optional.from(
      (_b = (_a = doc.dom).caretRangeFromPoint) === null || _b === void 0
        ? void 0
        : _b.call(_a, x, y)
    );
  };
  const availableSearch = (() => {
    if (document.caretPositionFromPoint) {
      return caretPositionFromPoint;
    } else if (document.caretRangeFromPoint) {
      return caretRangeFromPoint;
    } else {
      return Optional.none;
    }
  })();
  const fromPoint$1 = (win, x, y) => {
    const doc = SugarElement.fromDom(win.document);
    return availableSearch(doc, x, y).map((rng) =>
      SimRange.create(
        SugarElement.fromDom(rng.startContainer),
        rng.startOffset,
        SugarElement.fromDom(rng.endContainer),
        rng.endOffset
      )
    );
  };

  const adt$2 = Adt.generate([
    { before: ["element"] },
    {
      on: ["element", "offset"],
    },
    { after: ["element"] },
  ]);
  const cata = (subject, onBefore, onOn, onAfter) =>
    subject.fold(onBefore, onOn, onAfter);
  const getStart$2 = (situ) => situ.fold(identity, identity, identity);
  const before$1 = adt$2.before;
  const on = adt$2.on;
  const after$1 = adt$2.after;
  const Situ = {
    before: before$1,
    on,
    after: after$1,
    cata,
    getStart: getStart$2,
  };

  const adt$1 = Adt.generate([
    { domRange: ["rng"] },
    {
      relative: ["startSitu", "finishSitu"],
    },
    {
      exact: ["start", "soffset", "finish", "foffset"],
    },
  ]);
  const exactFromRange = (simRange) =>
    adt$1.exact(
      simRange.start,
      simRange.soffset,
      simRange.finish,
      simRange.foffset
    );
  const getStart$1 = (selection) =>
    selection.match({
      domRange: (rng) => SugarElement.fromDom(rng.startContainer),
      relative: (startSitu, _finishSitu) => Situ.getStart(startSitu),
      exact: (start, _soffset, _finish, _foffset) => start,
    });
  const domRange = adt$1.domRange;
  const relative = adt$1.relative;
  const exact = adt$1.exact;
  const getWin = (selection) => {
    const start = getStart$1(selection);
    return defaultView(start);
  };
  const range = SimRange.create;
  const SimSelection = {
    domRange,
    relative,
    exact,
    exactFromRange,
    getWin,
    range,
  };

  const beforeSpecial = (element, offset) => {
    const name$1 = name(element);
    if ("input" === name$1) {
      return Situ.after(element);
    } else if (!contains$2(["br", "img"], name$1)) {
      return Situ.on(element, offset);
    } else {
      return offset === 0 ? Situ.before(element) : Situ.after(element);
    }
  };
  const preprocessRelative = (startSitu, finishSitu) => {
    const start = startSitu.fold(Situ.before, beforeSpecial, Situ.after);
    const finish = finishSitu.fold(Situ.before, beforeSpecial, Situ.after);
    return SimSelection.relative(start, finish);
  };
  const preprocessExact = (start, soffset, finish, foffset) => {
    const startSitu = beforeSpecial(start, soffset);
    const finishSitu = beforeSpecial(finish, foffset);
    return SimSelection.relative(startSitu, finishSitu);
  };
  const preprocess = (selection) =>
    selection.match({
      domRange: (rng) => {
        const start = SugarElement.fromDom(rng.startContainer);
        const finish = SugarElement.fromDom(rng.endContainer);
        return preprocessExact(start, rng.startOffset, finish, rng.endOffset);
      },
      relative: preprocessRelative,
      exact: preprocessExact,
    });

  const fromElements = (elements, scope) => {
    const doc = scope || document;
    const fragment = doc.createDocumentFragment();
    each$e(elements, (element) => {
      fragment.appendChild(element.dom);
    });
    return SugarElement.fromDom(fragment);
  };

  const toNative = (selection) => {
    const win = SimSelection.getWin(selection).dom;
    const getDomRange = (start, soffset, finish, foffset) =>
      exactToNative(win, start, soffset, finish, foffset);
    const filtered = preprocess(selection);
    return diagnose(win, filtered).match({
      ltr: getDomRange,
      rtl: getDomRange,
    });
  };
  const getAtPoint = (win, x, y) => fromPoint$1(win, x, y);

  const fromPoint = (clientX, clientY, doc) => {
    const win = defaultView(SugarElement.fromDom(doc));
    return getAtPoint(win.dom, clientX, clientY)
      .map((simRange) => {
        const rng = doc.createRange();
        rng.setStart(simRange.start.dom, simRange.soffset);
        rng.setEnd(simRange.finish.dom, simRange.foffset);
        return rng;
      })
      .getOrUndefined();
  };

  const isEq$4 = (rng1, rng2) => {
    return (
      isNonNullable(rng1) &&
      isNonNullable(rng2) &&
      rng1.startContainer === rng2.startContainer &&
      rng1.startOffset === rng2.startOffset &&
      rng1.endContainer === rng2.endContainer &&
      rng1.endOffset === rng2.endOffset
    );
  };

  const findParent = (node, rootNode, predicate) => {
    let currentNode = node;
    while (currentNode && currentNode !== rootNode) {
      if (predicate(currentNode)) {
        return currentNode;
      }
      currentNode = currentNode.parentNode;
    }
    return null;
  };
  const hasParent$1 = (node, rootNode, predicate) =>
    findParent(node, rootNode, predicate) !== null;
  const hasParentWithName = (node, rootNode, name) =>
    hasParent$1(node, rootNode, (node) => node.nodeName === name);
  const isCeFalseCaretContainer = (node, rootNode) =>
    isCaretContainer$2(node) && !hasParent$1(node, rootNode, isCaretNode);
  const hasBrBeforeAfter = (dom, node, left) => {
    const parentNode = node.parentNode;
    if (parentNode) {
      const walker = new DomTreeWalker(
        node,
        dom.getParent(parentNode, dom.isBlock) || dom.getRoot()
      );
      let currentNode;
      while ((currentNode = walker[left ? "prev" : "next"]())) {
        if (isBr$6(currentNode)) {
          return true;
        }
      }
    }
    return false;
  };
  const isPrevNode = (node, name) => {
    var _a;
    return (
      ((_a = node.previousSibling) === null || _a === void 0
        ? void 0
        : _a.nodeName) === name
    );
  };
  const hasContentEditableFalseParent = (root, node) => {
    let currentNode = node;
    while (currentNode && currentNode !== root) {
      if (isContentEditableFalse$b(currentNode)) {
        return true;
      }
      currentNode = currentNode.parentNode;
    }
    return false;
  };
  const findTextNodeRelative = (
    dom,
    isAfterNode,
    collapsed,
    left,
    startNode
  ) => {
    const body = dom.getRoot();
    const nonEmptyElementsMap = dom.schema.getNonEmptyElements();
    const parentNode = startNode.parentNode;
    let lastInlineElement;
    let node;
    if (!parentNode) {
      return Optional.none();
    }
    const parentBlockContainer = dom.getParent(parentNode, dom.isBlock) || body;
    if (
      left &&
      isBr$6(startNode) &&
      isAfterNode &&
      dom.isEmpty(parentBlockContainer)
    ) {
      return Optional.some(CaretPosition(parentNode, dom.nodeIndex(startNode)));
    }
    const walker = new DomTreeWalker(startNode, parentBlockContainer);
    while ((node = walker[left ? "prev" : "next"]())) {
      if (
        dom.getContentEditableParent(node) === "false" ||
        isCeFalseCaretContainer(node, body)
      ) {
        return Optional.none();
      }
      if (isText$a(node) && node.data.length > 0) {
        if (!hasParentWithName(node, body, "A")) {
          return Optional.some(
            CaretPosition(node, left ? node.data.length : 0)
          );
        }
        return Optional.none();
      }
      if (
        dom.isBlock(node) ||
        nonEmptyElementsMap[node.nodeName.toLowerCase()]
      ) {
        return Optional.none();
      }
      lastInlineElement = node;
    }
    if (isComment(lastInlineElement)) {
      return Optional.none();
    }
    if (collapsed && lastInlineElement) {
      return Optional.some(CaretPosition(lastInlineElement, 0));
    }
    return Optional.none();
  };
  const normalizeEndPoint = (dom, collapsed, start, rng) => {
    const body = dom.getRoot();
    let node;
    let normalized = false;
    let container = start ? rng.startContainer : rng.endContainer;
    let offset = start ? rng.startOffset : rng.endOffset;
    const isAfterNode =
      isElement$6(container) && offset === container.childNodes.length;
    const nonEmptyElementsMap = dom.schema.getNonEmptyElements();
    let directionLeft = start;
    if (isCaretContainer$2(container)) {
      return Optional.none();
    }
    if (isElement$6(container) && offset > container.childNodes.length - 1) {
      directionLeft = false;
    }
    if (isDocument$1(container)) {
      container = body;
      offset = 0;
    }
    if (container === body) {
      if (directionLeft) {
        node = container.childNodes[offset > 0 ? offset - 1 : 0];
        if (node) {
          if (isCaretContainer$2(node)) {
            return Optional.none();
          }
          if (nonEmptyElementsMap[node.nodeName] || isTable$2(node)) {
            return Optional.none();
          }
        }
      }
      if (container.hasChildNodes()) {
        offset = Math.min(
          !directionLeft && offset > 0 ? offset - 1 : offset,
          container.childNodes.length - 1
        );
        container = container.childNodes[offset];
        offset = isText$a(container) && isAfterNode ? container.data.length : 0;
        if (
          !collapsed &&
          container === body.lastChild &&
          isTable$2(container)
        ) {
          return Optional.none();
        }
        if (
          hasContentEditableFalseParent(body, container) ||
          isCaretContainer$2(container)
        ) {
          return Optional.none();
        }
        if (container.hasChildNodes() && !isTable$2(container)) {
          node = container;
          const walker = new DomTreeWalker(container, body);
          do {
            if (isContentEditableFalse$b(node) || isCaretContainer$2(node)) {
              normalized = false;
              break;
            }
            if (isText$a(node) && node.data.length > 0) {
              offset = directionLeft ? 0 : node.data.length;
              container = node;
              normalized = true;
              break;
            }
            if (
              nonEmptyElementsMap[node.nodeName.toLowerCase()] &&
              !isTableCellOrCaption(node)
            ) {
              offset = dom.nodeIndex(node);
              container = node.parentNode;
              if (!directionLeft) {
                offset++;
              }
              normalized = true;
              break;
            }
          } while ((node = directionLeft ? walker.next() : walker.prev()));
        }
      }
    }
    if (collapsed) {
      if (isText$a(container) && offset === 0) {
        findTextNodeRelative(dom, isAfterNode, collapsed, true, container).each(
          (pos) => {
            container = pos.container();
            offset = pos.offset();
            normalized = true;
          }
        );
      }
      if (isElement$6(container)) {
        node = container.childNodes[offset];
        if (!node) {
          node = container.childNodes[offset - 1];
        }
        if (
          node &&
          isBr$6(node) &&
          !isPrevNode(node, "A") &&
          !hasBrBeforeAfter(dom, node, false) &&
          !hasBrBeforeAfter(dom, node, true)
        ) {
          findTextNodeRelative(dom, isAfterNode, collapsed, true, node).each(
            (pos) => {
              container = pos.container();
              offset = pos.offset();
              normalized = true;
            }
          );
        }
      }
    }
    if (
      directionLeft &&
      !collapsed &&
      isText$a(container) &&
      offset === container.data.length
    ) {
      findTextNodeRelative(dom, isAfterNode, collapsed, false, container).each(
        (pos) => {
          container = pos.container();
          offset = pos.offset();
          normalized = true;
        }
      );
    }
    return normalized && container
      ? Optional.some(CaretPosition(container, offset))
      : Optional.none();
  };
  const normalize$2 = (dom, rng) => {
    const collapsed = rng.collapsed,
      normRng = rng.cloneRange();
    const startPos = CaretPosition.fromRangeStart(rng);
    normalizeEndPoint(dom, collapsed, true, normRng).each((pos) => {
      if (!collapsed || !CaretPosition.isAbove(startPos, pos)) {
        normRng.setStart(pos.container(), pos.offset());
      }
    });
    if (!collapsed) {
      normalizeEndPoint(dom, collapsed, false, normRng).each((pos) => {
        normRng.setEnd(pos.container(), pos.offset());
      });
    }
    if (collapsed) {
      normRng.collapse(true);
    }
    return isEq$4(rng, normRng) ? Optional.none() : Optional.some(normRng);
  };

  const splitText = (node, offset) => {
    return node.splitText(offset);
  };
  const split = (rng) => {
    let startContainer = rng.startContainer,
      startOffset = rng.startOffset,
      endContainer = rng.endContainer,
      endOffset = rng.endOffset;
    if (startContainer === endContainer && isText$a(startContainer)) {
      if (startOffset > 0 && startOffset < startContainer.data.length) {
        endContainer = splitText(startContainer, startOffset);
        startContainer = endContainer.previousSibling;
        if (endOffset > startOffset) {
          endOffset = endOffset - startOffset;
          const newContainer = splitText(
            endContainer,
            endOffset
          ).previousSibling;
          startContainer = endContainer = newContainer;
          endOffset = newContainer.data.length;
          startOffset = 0;
        } else {
          endOffset = 0;
        }
      }
    } else {
      if (
        isText$a(startContainer) &&
        startOffset > 0 &&
        startOffset < startContainer.data.length
      ) {
        startContainer = splitText(startContainer, startOffset);
        startOffset = 0;
      }
      if (
        isText$a(endContainer) &&
        endOffset > 0 &&
        endOffset < endContainer.data.length
      ) {
        const newContainer = splitText(endContainer, endOffset).previousSibling;
        endContainer = newContainer;
        endOffset = newContainer.data.length;
      }
    }
    return {
      startContainer,
      startOffset,
      endContainer,
      endOffset,
    };
  };

  const RangeUtils = (dom) => {
    const walk = (rng, callback) => {
      return walk$3(dom, rng, callback);
    };
    const split$1 = split;
    const normalize = (rng) => {
      return normalize$2(dom, rng).fold(never, (normalizedRng) => {
        rng.setStart(normalizedRng.startContainer, normalizedRng.startOffset);
        rng.setEnd(normalizedRng.endContainer, normalizedRng.endOffset);
        return true;
      });
    };
    const expand = (rng, options = { type: "word" }) => {
      if (options.type === "word") {
        const rangeLike = expandRng(dom, rng, [{ inline: "span" }]);
        const newRange = dom.createRng();
        newRange.setStart(rangeLike.startContainer, rangeLike.startOffset);
        newRange.setEnd(rangeLike.endContainer, rangeLike.endOffset);
        return newRange;
      }
      return rng;
    };
    return {
      walk,
      split: split$1,
      expand,
      normalize,
    };
  };
  RangeUtils.compareRanges = isEq$4;
  RangeUtils.getCaretRangeFromPoint = fromPoint;
  RangeUtils.getSelectedNode = getSelectedNode;
  RangeUtils.getNode = getNode$1;

  const Dimension = (name, getOffset) => {
    const set = (element, h) => {
      if (!isNumber(h) && !h.match(/^[0-9]+$/)) {
        throw new Error(
          name + ".set accepts only positive integer values. Value was " + h
        );
      }
      const dom = element.dom;
      if (isSupported(dom)) {
        dom.style[name] = h + "px";
      }
    };
    const get = (element) => {
      const r = getOffset(element);
      if (r <= 0 || r === null) {
        const css = get$7(element, name);
        return parseFloat(css) || 0;
      }
      return r;
    };
    const getOuter = get;
    const aggregate = (element, properties) =>
      foldl(
        properties,
        (acc, property) => {
          const val = get$7(element, property);
          const value = val === undefined ? 0 : parseInt(val, 10);
          return isNaN(value) ? acc : acc + value;
        },
        0
      );
    const max = (element, value, properties) => {
      const cumulativeInclusions = aggregate(element, properties);
      const absoluteMax =
        value > cumulativeInclusions ? value - cumulativeInclusions : 0;
      return absoluteMax;
    };
    return {
      set,
      get,
      getOuter,
      aggregate,
      max,
    };
  };

  const api = Dimension("height", (element) => {
    const dom = element.dom;
    return inBody(element)
      ? dom.getBoundingClientRect().height
      : dom.offsetHeight;
  });
  const get$2 = (element) => api.get(element);

  const getDocument = () => SugarElement.fromDom(document);

  const walkUp = (navigation, doc) => {
    const frame = navigation.view(doc);
    return frame.fold(constant([]), (f) => {
      const parent = navigation.owner(f);
      const rest = walkUp(navigation, parent);
      return [f].concat(rest);
    });
  };
  const pathTo = (element, navigation) => {
    const d = navigation.owner(element);
    return walkUp(navigation, d);
  };

  const view = (doc) => {
    var _a;
    const element =
      doc.dom === document
        ? Optional.none()
        : Optional.from(
            (_a = doc.dom.defaultView) === null || _a === void 0
              ? void 0
              : _a.frameElement
          );
    return element.map(SugarElement.fromDom);
  };
  const owner = (element) => documentOrOwner(element);

  var Navigation = /*#__PURE__*/ Object.freeze({
    __proto__: null,
    view: view,
    owner: owner,
  });

  const find = (element) => {
    const doc = getDocument();
    const scroll = get$5(doc);
    const frames = pathTo(element, Navigation);
    const offset = viewport(element);
    const r = foldr(
      frames,
      (b, a) => {
        const loc = viewport(a);
        return {
          left: b.left + loc.left,
          top: b.top + loc.top,
        };
      },
      {
        left: 0,
        top: 0,
      }
    );
    return SugarPosition(
      r.left + offset.left + scroll.left,
      r.top + offset.top + scroll.top
    );
  };

  const excludeFromDescend = (element) => name(element) === "textarea";
  const fireScrollIntoViewEvent = (editor, data) => {
    const scrollEvent = editor.dispatch("ScrollIntoView", data);
    return scrollEvent.isDefaultPrevented();
  };
  const fireAfterScrollIntoViewEvent = (editor, data) => {
    editor.dispatch("AfterScrollIntoView", data);
  };
  const descend = (element, offset) => {
    const children = children$1(element);
    if (children.length === 0 || excludeFromDescend(element)) {
      return {
        element,
        offset,
      };
    } else if (
      offset < children.length &&
      !excludeFromDescend(children[offset])
    ) {
      return {
        element: children[offset],
        offset: 0,
      };
    } else {
      const last = children[children.length - 1];
      if (excludeFromDescend(last)) {
        return {
          element,
          offset,
        };
      } else {
        if (name(last) === "img") {
          return {
            element: last,
            offset: 1,
          };
        } else if (isText$b(last)) {
          return {
            element: last,
            offset: get$3(last).length,
          };
        } else {
          return {
            element: last,
            offset: children$1(last).length,
          };
        }
      }
    }
  };
  const markerInfo = (element, cleanupFun) => {
    const pos = absolute(element);
    const height = get$2(element);
    return {
      element,
      bottom: pos.top + height,
      height,
      pos,
      cleanup: cleanupFun,
    };
  };
  const createMarker$1 = (element, offset) => {
    const startPoint = descend(element, offset);
    const span = SugarElement.fromHtml(
      '<span data-mce-bogus="all" style="display: inline-block;">' +
        ZWSP$1 +
        "</span>"
    );
    before$3(startPoint.element, span);
    return markerInfo(span, () => remove$5(span));
  };
  const elementMarker = (element) =>
    markerInfo(SugarElement.fromDom(element), noop);
  const withMarker = (editor, f, rng, alignToTop) => {
    preserveWith(
      editor,
      (_s, _e) => applyWithMarker(editor, f, rng, alignToTop),
      rng
    );
  };
  const withScrollEvents = (editor, doc, f, marker, alignToTop) => {
    const data = {
      elm: marker.element.dom,
      alignToTop,
    };
    if (fireScrollIntoViewEvent(editor, data)) {
      return;
    }
    const scrollTop = get$5(doc).top;
    f(editor, doc, scrollTop, marker, alignToTop);
    fireAfterScrollIntoViewEvent(editor, data);
  };
  const applyWithMarker = (editor, f, rng, alignToTop) => {
    const body = SugarElement.fromDom(editor.getBody());
    const doc = SugarElement.fromDom(editor.getDoc());
    reflow(body);
    const marker = createMarker$1(
      SugarElement.fromDom(rng.startContainer),
      rng.startOffset
    );
    withScrollEvents(editor, doc, f, marker, alignToTop);
    marker.cleanup();
  };
  const withElement = (editor, element, f, alignToTop) => {
    const doc = SugarElement.fromDom(editor.getDoc());
    withScrollEvents(editor, doc, f, elementMarker(element), alignToTop);
  };
  const preserveWith = (editor, f, rng) => {
    const startElement = rng.startContainer;
    const startOffset = rng.startOffset;
    const endElement = rng.endContainer;
    const endOffset = rng.endOffset;
    f(SugarElement.fromDom(startElement), SugarElement.fromDom(endElement));
    const newRng = editor.dom.createRng();
    newRng.setStart(startElement, startOffset);
    newRng.setEnd(endElement, endOffset);
    editor.selection.setRng(rng);
  };
  const scrollToMarker = (editor, marker, viewHeight, alignToTop, doc) => {
    const pos = marker.pos;
    if (alignToTop) {
      to(pos.left, pos.top, doc);
    } else {
      const y = pos.top - viewHeight + marker.height;
      to(-editor.getBody().getBoundingClientRect().left, y, doc);
    }
  };
  const intoWindowIfNeeded = (
    editor,
    doc,
    scrollTop,
    viewHeight,
    marker,
    alignToTop
  ) => {
    const viewportBottom = viewHeight + scrollTop;
    const markerTop = marker.pos.top;
    const markerBottom = marker.bottom;
    const largerThanViewport = markerBottom - markerTop >= viewHeight;
    if (markerTop < scrollTop) {
      scrollToMarker(editor, marker, viewHeight, alignToTop !== false, doc);
    } else if (markerTop > viewportBottom) {
      const align = largerThanViewport
        ? alignToTop !== false
        : alignToTop === true;
      scrollToMarker(editor, marker, viewHeight, align, doc);
    } else if (markerBottom > viewportBottom && !largerThanViewport) {
      scrollToMarker(editor, marker, viewHeight, alignToTop === true, doc);
    }
  };
  const intoWindow = (editor, doc, scrollTop, marker, alignToTop) => {
    const viewHeight = defaultView(doc).dom.innerHeight;
    intoWindowIfNeeded(editor, doc, scrollTop, viewHeight, marker, alignToTop);
  };
  const intoFrame = (editor, doc, scrollTop, marker, alignToTop) => {
    const frameViewHeight = defaultView(doc).dom.innerHeight;
    intoWindowIfNeeded(
      editor,
      doc,
      scrollTop,
      frameViewHeight,
      marker,
      alignToTop
    );
    const op = find(marker.element);
    const viewportBounds = getBounds(window);
    if (op.top < viewportBounds.y) {
      intoView(marker.element, alignToTop !== false);
    } else if (op.top > viewportBounds.bottom) {
      intoView(marker.element, alignToTop === true);
    }
  };
  const rangeIntoWindow = (editor, rng, alignToTop) =>
    withMarker(editor, intoWindow, rng, alignToTop);
  const elementIntoWindow = (editor, element, alignToTop) =>
    withElement(editor, element, intoWindow, alignToTop);
  const rangeIntoFrame = (editor, rng, alignToTop) =>
    withMarker(editor, intoFrame, rng, alignToTop);
  const elementIntoFrame = (editor, element, alignToTop) =>
    withElement(editor, element, intoFrame, alignToTop);
  const scrollElementIntoView = (editor, element, alignToTop) => {
    const scroller = editor.inline ? elementIntoWindow : elementIntoFrame;
    scroller(editor, element, alignToTop);
  };
  const scrollRangeIntoView = (editor, rng, alignToTop) => {
    const scroller = editor.inline ? rangeIntoWindow : rangeIntoFrame;
    scroller(editor, rng, alignToTop);
  };

  const focus$1 = (element) => element.dom.focus();
  const hasFocus$1 = (element) => {
    const root = getRootNode(element).dom;
    return element.dom === root.activeElement;
  };
  const active$1 = (root = getDocument()) =>
    Optional.from(root.dom.activeElement).map(SugarElement.fromDom);
  const search = (element) =>
    active$1(getRootNode(element)).filter((e) => element.dom.contains(e.dom));

  const clamp$1 = (offset, element) => {
    const max = isText$b(element)
      ? get$3(element).length
      : children$1(element).length + 1;
    if (offset > max) {
      return max;
    } else if (offset < 0) {
      return 0;
    }
    return offset;
  };
  const normalizeRng = (rng) =>
    SimSelection.range(
      rng.start,
      clamp$1(rng.soffset, rng.start),
      rng.finish,
      clamp$1(rng.foffset, rng.finish)
    );
  const isOrContains = (root, elm) =>
    !isRestrictedNode(elm.dom) && (contains(root, elm) || eq(root, elm));
  const isRngInRoot = (root) => (rng) =>
    isOrContains(root, rng.start) && isOrContains(root, rng.finish);
  const shouldStore = (editor) => editor.inline || Env.browser.isFirefox();
  const nativeRangeToSelectionRange = (r) =>
    SimSelection.range(
      SugarElement.fromDom(r.startContainer),
      r.startOffset,
      SugarElement.fromDom(r.endContainer),
      r.endOffset
    );
  const readRange = (win) => {
    const selection = win.getSelection();
    const rng =
      !selection || selection.rangeCount === 0
        ? Optional.none()
        : Optional.from(selection.getRangeAt(0));
    return rng.map(nativeRangeToSelectionRange);
  };
  const getBookmark = (root) => {
    const win = defaultView(root);
    return readRange(win.dom).filter(isRngInRoot(root));
  };
  const validate = (root, bookmark) =>
    Optional.from(bookmark).filter(isRngInRoot(root)).map(normalizeRng);
  const bookmarkToNativeRng = (bookmark) => {
    const rng = document.createRange();
    try {
      rng.setStart(bookmark.start.dom, bookmark.soffset);
      rng.setEnd(bookmark.finish.dom, bookmark.foffset);
      return Optional.some(rng);
    } catch (_) {
      return Optional.none();
    }
  };
  const store = (editor) => {
    const newBookmark = shouldStore(editor)
      ? getBookmark(SugarElement.fromDom(editor.getBody()))
      : Optional.none();
    editor.bookmark = newBookmark.isSome() ? newBookmark : editor.bookmark;
  };
  const getRng = (editor) => {
    const bookmark = editor.bookmark ? editor.bookmark : Optional.none();
    return bookmark
      .bind((x) => validate(SugarElement.fromDom(editor.getBody()), x))
      .bind(bookmarkToNativeRng);
  };
  const restore = (editor) => {
    getRng(editor).each((rng) => editor.selection.setRng(rng));
  };

  const isEditorUIElement$1 = (elm) => {
    const className = elm.className.toString();
    return className.indexOf("tox-") !== -1 || className.indexOf("mce-") !== -1;
  };
  const FocusManager = { isEditorUIElement: isEditorUIElement$1 };

  const wrappedSetTimeout = (callback, time) => {
    if (!isNumber(time)) {
      time = 0;
    }
    return setTimeout(callback, time);
  };
  const wrappedSetInterval = (callback, time) => {
    if (!isNumber(time)) {
      time = 0;
    }
    return setInterval(callback, time);
  };
  const Delay = {
    setEditorTimeout: (editor, callback, time) => {
      return wrappedSetTimeout(() => {
        if (!editor.removed) {
          callback();
        }
      }, time);
    },
    setEditorInterval: (editor, callback, time) => {
      const timer = wrappedSetInterval(() => {
        if (!editor.removed) {
          callback();
        } else {
          clearInterval(timer);
        }
      }, time);
      return timer;
    },
  };

  const isManualNodeChange = (e) => {
    return e.type === "nodechange" && e.selectionChange;
  };
  const registerPageMouseUp = (editor, throttledStore) => {
    const mouseUpPage = () => {
      throttledStore.throttle();
    };
    DOMUtils.DOM.bind(document, "mouseup", mouseUpPage);
    editor.on("remove", () => {
      DOMUtils.DOM.unbind(document, "mouseup", mouseUpPage);
    });
  };
  const registerMouseUp = (editor, throttledStore) => {
    editor.on("mouseup touchend", (_e) => {
      throttledStore.throttle();
    });
  };
  const registerEditorEvents = (editor, throttledStore) => {
    registerMouseUp(editor, throttledStore);
    editor.on("keyup NodeChange AfterSetSelectionRange", (e) => {
      if (!isManualNodeChange(e)) {
        store(editor);
      }
    });
  };
  const register$6 = (editor) => {
    const throttledStore = first$1(() => {
      store(editor);
    }, 0);
    editor.on("init", () => {
      if (editor.inline) {
        registerPageMouseUp(editor, throttledStore);
      }
      registerEditorEvents(editor, throttledStore);
    });
    editor.on("remove", () => {
      throttledStore.cancel();
    });
  };

  let documentFocusInHandler;
  const DOM$9 = DOMUtils.DOM;
  const isEditorUIElement = (elm) => {
    return isElement$6(elm) && FocusManager.isEditorUIElement(elm);
  };
  const isEditorContentAreaElement = (elm) => {
    const classList = elm.classList;
    if (classList !== undefined) {
      return (
        classList.contains("tox-edit-area") ||
        classList.contains("tox-edit-area__iframe") ||
        classList.contains("mce-content-body")
      );
    } else {
      return false;
    }
  };
  const isUIElement = (editor, elm) => {
    const customSelector = getCustomUiSelector(editor);
    const parent = DOM$9.getParent(elm, (elm) => {
      return (
        isEditorUIElement(elm) ||
        (customSelector ? editor.dom.is(elm, customSelector) : false)
      );
    });
    return parent !== null;
  };
  const getActiveElement = (editor) => {
    try {
      const root = getRootNode(SugarElement.fromDom(editor.getElement()));
      return active$1(root).fold(
        () => document.body,
        (x) => x.dom
      );
    } catch (ex) {
      return document.body;
    }
  };
  const registerEvents$1 = (editorManager, e) => {
    const editor = e.editor;
    register$6(editor);
    const toggleContentAreaOnFocus = (editor, fn) => {
      if (shouldHighlightOnFocus(editor) && editor.inline !== true) {
        const contentArea = SugarElement.fromDom(editor.getContainer());
        fn(contentArea, "tox-edit-focus");
      }
    };
    editor.on("focusin", () => {
      const focusedEditor = editorManager.focusedEditor;
      if (isEditorContentAreaElement(getActiveElement(editor))) {
        toggleContentAreaOnFocus(editor, add$2);
      }
      if (focusedEditor !== editor) {
        if (focusedEditor) {
          focusedEditor.dispatch("blur", { focusedEditor: editor });
        }
        editorManager.setActive(editor);
        editorManager.focusedEditor = editor;
        editor.dispatch("focus", { blurredEditor: focusedEditor });
        editor.focus(true);
      }
    });
    editor.on("focusout", () => {
      Delay.setEditorTimeout(editor, () => {
        const focusedEditor = editorManager.focusedEditor;
        if (
          !isEditorContentAreaElement(getActiveElement(editor)) ||
          focusedEditor !== editor
        ) {
          toggleContentAreaOnFocus(editor, remove$7);
        }
        if (
          !isUIElement(editor, getActiveElement(editor)) &&
          focusedEditor === editor
        ) {
          editor.dispatch("blur", { focusedEditor: null });
          editorManager.focusedEditor = null;
        }
      });
    });
    if (!documentFocusInHandler) {
      documentFocusInHandler = (e) => {
        const activeEditor = editorManager.activeEditor;
        if (activeEditor) {
          getOriginalEventTarget(e).each((target) => {
            const elem = target;
            if (elem.ownerDocument === document) {
              if (
                elem !== document.body &&
                !isUIElement(activeEditor, elem) &&
                editorManager.focusedEditor === activeEditor
              ) {
                activeEditor.dispatch("blur", { focusedEditor: null });
                editorManager.focusedEditor = null;
              }
            }
          });
        }
      };
      DOM$9.bind(document, "focusin", documentFocusInHandler);
    }
  };
  const unregisterDocumentEvents = (editorManager, e) => {
    if (editorManager.focusedEditor === e.editor) {
      editorManager.focusedEditor = null;
    }
    if (!editorManager.activeEditor && documentFocusInHandler) {
      DOM$9.unbind(document, "focusin", documentFocusInHandler);
      documentFocusInHandler = null;
    }
  };
  const setup$v = (editorManager) => {
    editorManager.on("AddEditor", curry(registerEvents$1, editorManager));
    editorManager.on(
      "RemoveEditor",
      curry(unregisterDocumentEvents, editorManager)
    );
  };

  const getContentEditableHost = (editor, node) =>
    editor.dom.getParent(
      node,
      (node) => editor.dom.getContentEditable(node) === "true"
    );
  const getCollapsedNode = (rng) =>
    rng.collapsed
      ? Optional.from(getNode$1(rng.startContainer, rng.startOffset)).map(
          SugarElement.fromDom
        )
      : Optional.none();
  const getFocusInElement = (root, rng) =>
    getCollapsedNode(rng).bind((node) => {
      if (isTableSection(node)) {
        return Optional.some(node);
      } else if (!contains(root, node)) {
        return Optional.some(root);
      } else {
        return Optional.none();
      }
    });
  const normalizeSelection = (editor, rng) => {
    getFocusInElement(SugarElement.fromDom(editor.getBody()), rng)
      .bind((elm) => {
        return firstPositionIn(elm.dom);
      })
      .fold(
        () => {
          editor.selection.normalize();
        },
        (caretPos) => editor.selection.setRng(caretPos.toRange())
      );
  };
  const focusBody = (body) => {
    if (body.setActive) {
      try {
        body.setActive();
      } catch (ex) {
        body.focus();
      }
    } else {
      body.focus();
    }
  };
  const hasElementFocus = (elm) => hasFocus$1(elm) || search(elm).isSome();
  const hasIframeFocus = (editor) =>
    isNonNullable(editor.iframeElement) &&
    hasFocus$1(SugarElement.fromDom(editor.iframeElement));
  const hasInlineFocus = (editor) => {
    const rawBody = editor.getBody();
    return rawBody && hasElementFocus(SugarElement.fromDom(rawBody));
  };
  const hasUiFocus = (editor) => {
    const dos = getRootNode(SugarElement.fromDom(editor.getElement()));
    return active$1(dos)
      .filter(
        (elem) =>
          !isEditorContentAreaElement(elem.dom) && isUIElement(editor, elem.dom)
      )
      .isSome();
  };
  const hasFocus = (editor) =>
    editor.inline ? hasInlineFocus(editor) : hasIframeFocus(editor);
  const hasEditorOrUiFocus = (editor) => hasFocus(editor) || hasUiFocus(editor);
  const focusEditor = (editor) => {
    const selection = editor.selection;
    const body = editor.getBody();
    let rng = selection.getRng();
    editor.quirks.refreshContentEditable();
    if (isNonNullable(editor.bookmark) && !hasFocus(editor)) {
      getRng(editor).each((bookmarkRng) => {
        editor.selection.setRng(bookmarkRng);
        rng = bookmarkRng;
      });
    }
    const contentEditableHost = getContentEditableHost(
      editor,
      selection.getNode()
    );
    if (
      contentEditableHost &&
      editor.dom.isChildOf(contentEditableHost, body)
    ) {
      focusBody(contentEditableHost);
      normalizeSelection(editor, rng);
      activateEditor(editor);
      return;
    }
    if (!editor.inline) {
      if (!Env.browser.isOpera()) {
        focusBody(body);
      }
      editor.getWin().focus();
    }
    if (Env.browser.isFirefox() || editor.inline) {
      focusBody(body);
      normalizeSelection(editor, rng);
    }
    activateEditor(editor);
  };
  const activateEditor = (editor) => editor.editorManager.setActive(editor);
  const focus = (editor, skipFocus) => {
    if (editor.removed) {
      return;
    }
    if (skipFocus) {
      activateEditor(editor);
    } else {
      focusEditor(editor);
    }
  };

  const getEndpointElement = (root, rng, start, real, resolve) => {
    const container = start ? rng.startContainer : rng.endContainer;
    const offset = start ? rng.startOffset : rng.endOffset;
    return Optional.from(container)
      .map(SugarElement.fromDom)
      .map((elm) =>
        !real || !rng.collapsed
          ? child$1(elm, resolve(elm, offset)).getOr(elm)
          : elm
      )
      .bind((elm) =>
        isElement$7(elm) ? Optional.some(elm) : parent(elm).filter(isElement$7)
      )
      .map((elm) => elm.dom)
      .getOr(root);
  };
  const getStart = (root, rng, real = false) =>
    getEndpointElement(root, rng, true, real, (elm, offset) =>
      Math.min(childNodesCount(elm), offset)
    );
  const getEnd$1 = (root, rng, real = false) =>
    getEndpointElement(root, rng, false, real, (elm, offset) =>
      offset > 0 ? offset - 1 : offset
    );
  const skipEmptyTextNodes = (node, forwards) => {
    const orig = node;
    while (node && isText$a(node) && node.length === 0) {
      node = forwards ? node.nextSibling : node.previousSibling;
    }
    return node || orig;
  };
  const getNode = (root, rng) => {
    if (!rng) {
      return root;
    }
    let startContainer = rng.startContainer;
    let endContainer = rng.endContainer;
    const startOffset = rng.startOffset;
    const endOffset = rng.endOffset;
    let node = rng.commonAncestorContainer;
    if (!rng.collapsed) {
      if (startContainer === endContainer) {
        if (endOffset - startOffset < 2) {
          if (startContainer.hasChildNodes()) {
            node = startContainer.childNodes[startOffset];
          }
        }
      }
      if (isText$a(startContainer) && isText$a(endContainer)) {
        if (startContainer.length === startOffset) {
          startContainer = skipEmptyTextNodes(startContainer.nextSibling, true);
        } else {
          startContainer = startContainer.parentNode;
        }
        if (endOffset === 0) {
          endContainer = skipEmptyTextNodes(
            endContainer.previousSibling,
            false
          );
        } else {
          endContainer = endContainer.parentNode;
        }
        if (startContainer && startContainer === endContainer) {
          node = startContainer;
        }
      }
    }
    const elm = isText$a(node) ? node.parentNode : node;
    return isElement$6(elm) ? elm : root;
  };
  const getSelectedBlocks = (dom, rng, startElm, endElm) => {
    const selectedBlocks = [];
    const root = dom.getRoot();
    const start = dom.getParent(
      startElm || getStart(root, rng, rng.collapsed),
      dom.isBlock
    );
    const end = dom.getParent(
      endElm || getEnd$1(root, rng, rng.collapsed),
      dom.isBlock
    );
    if (start && start !== root) {
      selectedBlocks.push(start);
    }
    if (start && end && start !== end) {
      let node;
      const walker = new DomTreeWalker(start, root);
      while ((node = walker.next()) && node !== end) {
        if (dom.isBlock(node)) {
          selectedBlocks.push(node);
        }
      }
    }
    if (end && start !== end && end !== root) {
      selectedBlocks.push(end);
    }
    return selectedBlocks;
  };
  const select = (dom, node, content) =>
    Optional.from(node).bind((node) =>
      Optional.from(node.parentNode).map((parent) => {
        const idx = dom.nodeIndex(node);
        const rng = dom.createRng();
        rng.setStart(parent, idx);
        rng.setEnd(parent, idx + 1);
        if (content) {
          moveEndPoint(dom, rng, node, true);
          moveEndPoint(dom, rng, node, false);
        }
        return rng;
      })
    );

  const processRanges = (editor, ranges) =>
    map$3(ranges, (range) => {
      const evt = editor.dispatch("GetSelectionRange", { range });
      return evt.range !== range ? evt.range : range;
    });

  const getEnd = (element) =>
    name(element) === "img"
      ? 1
      : getOption(element).fold(
          () => children$1(element).length,
          (v) => v.length
        );
  const isTextNodeWithCursorPosition = (el) =>
    getOption(el)
      .filter((text) => text.trim().length !== 0 || text.indexOf(nbsp) > -1)
      .isSome();
  const isContentEditableFalse$5 = (elem) =>
    isHTMLElement(elem) && get$9(elem, "contenteditable") === "false";
  const elementsWithCursorPosition = ["img", "br"];
  const isCursorPosition = (elem) => {
    const hasCursorPosition = isTextNodeWithCursorPosition(elem);
    return (
      hasCursorPosition ||
      contains$2(elementsWithCursorPosition, name(elem)) ||
      isContentEditableFalse$5(elem)
    );
  };

  const first = (element) => descendant$1(element, isCursorPosition);
  const last = (element) => descendantRtl(element, isCursorPosition);
  const descendantRtl = (scope, predicate) => {
    const descend = (element) => {
      const children = children$1(element);
      for (let i = children.length - 1; i >= 0; i--) {
        const child = children[i];
        if (predicate(child)) {
          return Optional.some(child);
        }
        const res = descend(child);
        if (res.isSome()) {
          return res;
        }
      }
      return Optional.none();
    };
    return descend(scope);
  };

  const autocompleteSelector = "[data-mce-autocompleter]";
  const create$9 = (editor, range) => {
    if (findIn(SugarElement.fromDom(editor.getBody())).isNone()) {
      const wrapper = SugarElement.fromHtml(
        '<span data-mce-autocompleter="1" data-mce-bogus="1"></span>',
        editor.getDoc()
      );
      append$1(wrapper, SugarElement.fromDom(range.extractContents()));
      range.insertNode(wrapper.dom);
      parent(wrapper).each((elm) => elm.dom.normalize());
      last(wrapper).map((last) => {
        editor.selection.setCursorLocation(last.dom, getEnd(last));
      });
    }
  };
  const detect$1 = (elm) => closest$3(elm, autocompleteSelector);
  const findIn = (elm) => descendant(elm, autocompleteSelector);
  const remove$2 = (editor, elm) =>
    findIn(elm).each((wrapper) => {
      const bookmark = editor.selection.getBookmark();
      unwrap(wrapper);
      editor.selection.moveToBookmark(bookmark);
    });

  const typeLookup = {
    "#text": 3,
    "#comment": 8,
    "#cdata": 4,
    "#pi": 7,
    "#doctype": 10,
    "#document-fragment": 11,
  };
  const walk$2 = (node, root, prev) => {
    const startName = prev ? "lastChild" : "firstChild";
    const siblingName = prev ? "prev" : "next";
    if (node[startName]) {
      return node[startName];
    }
    if (node !== root) {
      let sibling = node[siblingName];
      if (sibling) {
        return sibling;
      }
      for (
        let parent = node.parent;
        parent && parent !== root;
        parent = parent.parent
      ) {
        sibling = parent[siblingName];
        if (sibling) {
          return sibling;
        }
      }
    }
    return undefined;
  };
  const isEmptyTextNode = (node) => {
    var _a;
    const text = (_a = node.value) !== null && _a !== void 0 ? _a : "";
    if (!isWhitespaceText(text)) {
      return false;
    }
    const parentNode = node.parent;
    if (
      parentNode &&
      (parentNode.name !== "span" || parentNode.attr("style")) &&
      /^[ ]+$/.test(text)
    ) {
      return false;
    }
    return true;
  };
  const isNonEmptyElement = (node) => {
    const isNamedAnchor =
      node.name === "a" && !node.attr("href") && node.attr("id");
    return (
      node.attr("name") ||
      (node.attr("id") && !node.firstChild) ||
      node.attr("data-mce-bookmark") ||
      isNamedAnchor
    );
  };
  class AstNode {
    static create(name, attrs) {
      const node = new AstNode(name, typeLookup[name] || 1);
      if (attrs) {
        each$d(attrs, (value, attrName) => {
          node.attr(attrName, value);
        });
      }
      return node;
    }
    constructor(name, type) {
      this.name = name;
      this.type = type;
      if (type === 1) {
        this.attributes = [];
        this.attributes.map = {};
      }
    }
    replace(node) {
      const self = this;
      if (node.parent) {
        node.remove();
      }
      self.insert(node, self);
      self.remove();
      return self;
    }
    attr(name, value) {
      const self = this;
      if (!isString(name)) {
        if (isNonNullable(name)) {
          each$d(name, (value, key) => {
            self.attr(key, value);
          });
        }
        return self;
      }
      const attrs = self.attributes;
      if (attrs) {
        if (value !== undefined) {
          if (value === null) {
            if (name in attrs.map) {
              delete attrs.map[name];
              let i = attrs.length;
              while (i--) {
                if (attrs[i].name === name) {
                  attrs.splice(i, 1);
                  return self;
                }
              }
            }
            return self;
          }
          if (name in attrs.map) {
            let i = attrs.length;
            while (i--) {
              if (attrs[i].name === name) {
                attrs[i].value = value;
                break;
              }
            }
          } else {
            attrs.push({
              name,
              value,
            });
          }
          attrs.map[name] = value;
          return self;
        }
        return attrs.map[name];
      }
      return undefined;
    }
    clone() {
      const self = this;
      const clone = new AstNode(self.name, self.type);
      const selfAttrs = self.attributes;
      if (selfAttrs) {
        const cloneAttrs = [];
        cloneAttrs.map = {};
        for (let i = 0, l = selfAttrs.length; i < l; i++) {
          const selfAttr = selfAttrs[i];
          if (selfAttr.name !== "id") {
            cloneAttrs[cloneAttrs.length] = {
              name: selfAttr.name,
              value: selfAttr.value,
            };
            cloneAttrs.map[selfAttr.name] = selfAttr.value;
          }
        }
        clone.attributes = cloneAttrs;
      }
      clone.value = self.value;
      return clone;
    }
    wrap(wrapper) {
      const self = this;
      if (self.parent) {
        self.parent.insert(wrapper, self);
        wrapper.append(self);
      }
      return self;
    }
    unwrap() {
      const self = this;
      for (let node = self.firstChild; node; ) {
        const next = node.next;
        self.insert(node, self, true);
        node = next;
      }
      self.remove();
    }
    remove() {
      const self = this,
        parent = self.parent,
        next = self.next,
        prev = self.prev;
      if (parent) {
        if (parent.firstChild === self) {
          parent.firstChild = next;
          if (next) {
            next.prev = null;
          }
        } else if (prev) {
          prev.next = next;
        }
        if (parent.lastChild === self) {
          parent.lastChild = prev;
          if (prev) {
            prev.next = null;
          }
        } else if (next) {
          next.prev = prev;
        }
        self.parent = self.next = self.prev = null;
      }
      return self;
    }
    append(node) {
      const self = this;
      if (node.parent) {
        node.remove();
      }
      const last = self.lastChild;
      if (last) {
        last.next = node;
        node.prev = last;
        self.lastChild = node;
      } else {
        self.lastChild = self.firstChild = node;
      }
      node.parent = self;
      return node;
    }
    insert(node, refNode, before) {
      if (node.parent) {
        node.remove();
      }
      const parent = refNode.parent || this;
      if (before) {
        if (refNode === parent.firstChild) {
          parent.firstChild = node;
        } else if (refNode.prev) {
          refNode.prev.next = node;
        }
        node.prev = refNode.prev;
        node.next = refNode;
        refNode.prev = node;
      } else {
        if (refNode === parent.lastChild) {
          parent.lastChild = node;
        } else if (refNode.next) {
          refNode.next.prev = node;
        }
        node.next = refNode.next;
        node.prev = refNode;
        refNode.next = node;
      }
      node.parent = parent;
      return node;
    }
    getAll(name) {
      const self = this;
      const collection = [];
      for (let node = self.firstChild; node; node = walk$2(node, self)) {
        if (node.name === name) {
          collection.push(node);
        }
      }
      return collection;
    }
    children() {
      const self = this;
      const collection = [];
      for (let node = self.firstChild; node; node = node.next) {
        collection.push(node);
      }
      return collection;
    }
    empty() {
      const self = this;
      if (self.firstChild) {
        const nodes = [];
        for (let node = self.firstChild; node; node = walk$2(node, self)) {
          nodes.push(node);
        }
        let i = nodes.length;
        while (i--) {
          const node = nodes[i];
          node.parent =
            node.firstChild =
            node.lastChild =
            node.next =
            node.prev =
              null;
        }
      }
      self.firstChild = self.lastChild = null;
      return self;
    }
    isEmpty(elements, whitespace = {}, predicate) {
      var _a;
      const self = this;
      let node = self.firstChild;
      if (isNonEmptyElement(self)) {
        return false;
      }
      if (node) {
        do {
          if (node.type === 1) {
            if (node.attr("data-mce-bogus")) {
              continue;
            }
            if (elements[node.name]) {
              return false;
            }
            if (isNonEmptyElement(node)) {
              return false;
            }
          }
          if (node.type === 8) {
            return false;
          }
          if (node.type === 3 && !isEmptyTextNode(node)) {
            return false;
          }
          if (
            node.type === 3 &&
            node.parent &&
            whitespace[node.parent.name] &&
            isWhitespaceText(
              (_a = node.value) !== null && _a !== void 0 ? _a : ""
            )
          ) {
            return false;
          }
          if (predicate && predicate(node)) {
            return false;
          }
        } while ((node = walk$2(node, self)));
      }
      return true;
    }
    walk(prev) {
      return walk$2(this, null, prev);
    }
  }

  const isConditionalComment = (html, startIndex) =>
    /^\s*\[if [\w\W]+\]>.*<!\[endif\](--!?)?>/.test(html.substr(startIndex));
  const findCommentEndIndex = (html, isBogus, startIndex = 0) => {
    const lcHtml = html.toLowerCase();
    if (
      lcHtml.indexOf("[if ", startIndex) !== -1 &&
      isConditionalComment(lcHtml, startIndex)
    ) {
      const endIfIndex = lcHtml.indexOf("[endif]", startIndex);
      return lcHtml.indexOf(">", endIfIndex);
    } else {
      if (isBogus) {
        const endIndex = lcHtml.indexOf(">", startIndex);
        return endIndex !== -1 ? endIndex : lcHtml.length;
      } else {
        const endCommentRegexp = /--!?>/g;
        endCommentRegexp.lastIndex = startIndex;
        const match = endCommentRegexp.exec(html);
        return match ? match.index + match[0].length : lcHtml.length;
      }
    }
  };
  const findMatchingEndTagIndex = (schema, html, startIndex) => {
    const startTagRegExp = /<([!?\/])?([A-Za-z0-9\-_:.]+)/g;
    const endTagRegExp =
      /(?:\s(?:[^'">]+(?:"[^"]*"|'[^']*'))*[^"'>]*(?:"[^">]*|'[^'>]*)?|\s*|\/)>/g;
    const voidElements = schema.getVoidElements();
    let count = 1,
      index = startIndex;
    while (count !== 0) {
      startTagRegExp.lastIndex = index;
      while (true) {
        const startMatch = startTagRegExp.exec(html);
        if (startMatch === null) {
          return index;
        } else if (startMatch[1] === "!") {
          if (startsWith(startMatch[2], "--")) {
            index = findCommentEndIndex(
              html,
              false,
              startMatch.index + "!--".length
            );
          } else {
            index = findCommentEndIndex(html, true, startMatch.index + 1);
          }
          break;
        } else {
          endTagRegExp.lastIndex = startTagRegExp.lastIndex;
          const endMatch = endTagRegExp.exec(html);
          if (isNull(endMatch) || endMatch.index !== startTagRegExp.lastIndex) {
            continue;
          }
          if (startMatch[1] === "/") {
            count -= 1;
          } else if (!has$2(voidElements, startMatch[2])) {
            count += 1;
          }
          index = startTagRegExp.lastIndex + endMatch[0].length;
          break;
        }
      }
    }
    return index;
  };
  const trimHtml$1 = (tempAttrs, html) => {
    const trimContentRegExp = new RegExp(
      ["\\s?(" + tempAttrs.join("|") + ')="[^"]+"'].join("|"),
      "gi"
    );
    return html.replace(trimContentRegExp, "");
  };
  const trimInternal = (serializer, html) => {
    const bogusAllRegExp = /<(\w+) [^>]*data-mce-bogus="all"[^>]*>/g;
    const schema = serializer.schema;
    let content = trimHtml$1(serializer.getTempAttrs(), html);
    const voidElements = schema.getVoidElements();
    let matches;
    while ((matches = bogusAllRegExp.exec(content))) {
      const index = bogusAllRegExp.lastIndex;
      const matchLength = matches[0].length;
      let endTagIndex;
      if (voidElements[matches[1]]) {
        endTagIndex = index;
      } else {
        endTagIndex = findMatchingEndTagIndex(schema, content, index);
      }
      content =
        content.substring(0, index - matchLength) +
        content.substring(endTagIndex);
      bogusAllRegExp.lastIndex = index - matchLength;
    }
    return trim$1(content);
  };
  const trimExternal = trimInternal;

  const cleanupBogusElements = (parent) => {
    const bogusElements = descendants(parent, "[data-mce-bogus]");
    each$e(bogusElements, (elem) => {
      const bogusValue = get$9(elem, "data-mce-bogus");
      if (bogusValue === "all") {
        remove$5(elem);
      } else if (isBr$5(elem)) {
        before$3(elem, SugarElement.fromText(zeroWidth));
        remove$5(elem);
      } else {
        unwrap(elem);
      }
    });
  };
  const cleanupInputNames = (parent) => {
    const inputs = descendants(parent, "input");
    each$e(inputs, (input) => {
      remove$a(input, "name");
    });
  };

  const trimEmptyContents = (editor, html) => {
    const blockName = getForcedRootBlock(editor);
    const emptyRegExp = new RegExp(
      `^(<${blockName}[^>]*>(&nbsp;|&#160;|\\s|\u00a0|<br \\/>|)<\\/${blockName}>[\r\n]*|<br \\/>[\r\n]*)$`
    );
    return html.replace(emptyRegExp, "");
  };
  const getPlainTextContent = (editor, body) => {
    const doc = editor.getDoc();
    const dos = getRootNode(SugarElement.fromDom(editor.getBody()));
    const offscreenDiv = SugarElement.fromTag("div", doc);
    set$3(offscreenDiv, "data-mce-bogus", "all");
    setAll(offscreenDiv, {
      position: "fixed",
      left: "-9999999px",
      top: "0",
    });
    set$1(offscreenDiv, body.innerHTML);
    cleanupBogusElements(offscreenDiv);
    cleanupInputNames(offscreenDiv);
    const root = getContentContainer(dos);
    append$1(root, offscreenDiv);
    const content = trim$1(offscreenDiv.dom.innerText);
    remove$5(offscreenDiv);
    return content;
  };
  const getContentFromBody = (editor, args, body) => {
    let content;
    if (args.format === "raw") {
      content = Tools.trim(trimExternal(editor.serializer, body.innerHTML));
    } else if (args.format === "text") {
      content = getPlainTextContent(editor, body);
    } else if (args.format === "tree") {
      content = editor.serializer.serialize(body, args);
    } else {
      content = trimEmptyContents(
        editor,
        editor.serializer.serialize(body, args)
      );
    }
    const shouldTrim =
      args.format !== "text" &&
      !isWsPreserveElement(SugarElement.fromDom(body));
    return shouldTrim && isString(content) ? Tools.trim(content) : content;
  };
  const getContentInternal = (editor, args) =>
    Optional.from(editor.getBody()).fold(
      constant(args.format === "tree" ? new AstNode("body", 11) : ""),
      (body) => getContentFromBody(editor, args, body)
    );

  const makeMap$1 = Tools.makeMap;
  const Writer = (settings) => {
    const html = [];
    settings = settings || {};
    const indent = settings.indent;
    const indentBefore = makeMap$1(settings.indent_before || "");
    const indentAfter = makeMap$1(settings.indent_after || "");
    const encode = Entities.getEncodeFunc(
      settings.entity_encoding || "raw",
      settings.entities
    );
    const htmlOutput = settings.element_format !== "xhtml";
    return {
      start: (name, attrs, empty) => {
        if (indent && indentBefore[name] && html.length > 0) {
          const value = html[html.length - 1];
          if (value.length > 0 && value !== "\n") {
            html.push("\n");
          }
        }
        html.push("<", name);
        if (attrs) {
          for (let i = 0, l = attrs.length; i < l; i++) {
            const attr = attrs[i];
            html.push(" ", attr.name, '="', encode(attr.value, true), '"');
          }
        }
        if (!empty || htmlOutput) {
          html[html.length] = ">";
        } else {
          html[html.length] = " />";
        }
        if (empty && indent && indentAfter[name] && html.length > 0) {
          const value = html[html.length - 1];
          if (value.length > 0 && value !== "\n") {
            html.push("\n");
          }
        }
      },
      end: (name) => {
        let value;
        html.push("</", name, ">");
        if (indent && indentAfter[name] && html.length > 0) {
          value = html[html.length - 1];
          if (value.length > 0 && value !== "\n") {
            html.push("\n");
          }
        }
      },
      text: (text, raw) => {
        if (text.length > 0) {
          html[html.length] = raw ? text : encode(text);
        }
      },
      cdata: (text) => {
        html.push("<![CDATA[", text, "]]>");
      },
      comment: (text) => {
        html.push("<!--", text, "-->");
      },
      pi: (name, text) => {
        if (text) {
          html.push("<?", name, " ", encode(text), "?>");
        } else {
          html.push("<?", name, "?>");
        }
        if (indent) {
          html.push("\n");
        }
      },
      doctype: (text) => {
        html.push("<!DOCTYPE", text, ">", indent ? "\n" : "");
      },
      reset: () => {
        html.length = 0;
      },
      getContent: () => {
        return html.join("").replace(/\n$/, "");
      },
    };
  };

  const HtmlSerializer = (settings = {}, schema = Schema()) => {
    const writer = Writer(settings);
    settings.validate = "validate" in settings ? settings.validate : true;
    const serialize = (node) => {
      const validate = settings.validate;
      const handlers = {
        3: (node) => {
          var _a;
          writer.text(
            (_a = node.value) !== null && _a !== void 0 ? _a : "",
            node.raw
          );
        },
        8: (node) => {
          var _a;
          writer.comment((_a = node.value) !== null && _a !== void 0 ? _a : "");
        },
        7: (node) => {
          writer.pi(node.name, node.value);
        },
        10: (node) => {
          var _a;
          writer.doctype((_a = node.value) !== null && _a !== void 0 ? _a : "");
        },
        4: (node) => {
          var _a;
          writer.cdata((_a = node.value) !== null && _a !== void 0 ? _a : "");
        },
        11: (node) => {
          let tempNode = node;
          if ((tempNode = tempNode.firstChild)) {
            do {
              walk(tempNode);
            } while ((tempNode = tempNode.next));
          }
        },
      };
      writer.reset();
      const walk = (node) => {
        var _a;
        const handler = handlers[node.type];
        if (!handler) {
          const name = node.name;
          const isEmpty = name in schema.getVoidElements();
          let attrs = node.attributes;
          if (validate && attrs && attrs.length > 1) {
            const sortedAttrs = [];
            sortedAttrs.map = {};
            const elementRule = schema.getElementRule(node.name);
            if (elementRule) {
              for (
                let i = 0, l = elementRule.attributesOrder.length;
                i < l;
                i++
              ) {
                const attrName = elementRule.attributesOrder[i];
                if (attrName in attrs.map) {
                  const attrValue = attrs.map[attrName];
                  sortedAttrs.map[attrName] = attrValue;
                  sortedAttrs.push({
                    name: attrName,
                    value: attrValue,
                  });
                }
              }
              for (let i = 0, l = attrs.length; i < l; i++) {
                const attrName = attrs[i].name;
                if (!(attrName in sortedAttrs.map)) {
                  const attrValue = attrs.map[attrName];
                  sortedAttrs.map[attrName] = attrValue;
                  sortedAttrs.push({
                    name: attrName,
                    value: attrValue,
                  });
                }
              }
              attrs = sortedAttrs;
            }
          }
          writer.start(name, attrs, isEmpty);
          if (!isEmpty) {
            let child = node.firstChild;
            if (child) {
              if (
                (name === "pre" || name === "textarea") &&
                child.type === 3 &&
                ((_a = child.value) === null || _a === void 0
                  ? void 0
                  : _a[0]) === "\n"
              ) {
                writer.text("\n", true);
              }
              do {
                walk(child);
              } while ((child = child.next));
            }
            writer.end(name);
          }
        } else {
          handler(node);
        }
      };
      if (node.type === 1 && !settings.inner) {
        walk(node);
      } else if (node.type === 3) {
        handlers[3](node);
      } else {
        handlers[11](node);
      }
      return writer.getContent();
    };
    return { serialize };
  };

  const nonInheritableStyles = new Set();
  (() => {
    const nonInheritableStylesArr = [
      "margin",
      "margin-left",
      "margin-right",
      "margin-top",
      "margin-bottom",
      "padding",
      "padding-left",
      "padding-right",
      "padding-top",
      "padding-bottom",
      "border",
      "border-width",
      "border-style",
      "border-color",
      "background",
      "background-attachment",
      "background-clip",
      "background-color",
      "background-image",
      "background-origin",
      "background-position",
      "background-repeat",
      "background-size",
      "float",
      "position",
      "left",
      "right",
      "top",
      "bottom",
      "z-index",
      "display",
      "transform",
      "width",
      "max-width",
      "min-width",
      "height",
      "max-height",
      "min-height",
      "overflow",
      "overflow-x",
      "overflow-y",
      "text-overflow",
      "vertical-align",
      "transition",
      "transition-delay",
      "transition-duration",
      "transition-property",
      "transition-timing-function",
    ];
    each$e(nonInheritableStylesArr, (style) => {
      nonInheritableStyles.add(style);
    });
  })();
  const shorthandStyleProps = ["font", "text-decoration", "text-emphasis"];
  const getStyleProps = (dom, node) =>
    keys(dom.parseStyle(dom.getAttrib(node, "style")));
  const isNonInheritableStyle = (style) => nonInheritableStyles.has(style);
  const hasInheritableStyles = (dom, node) =>
    forall(getStyleProps(dom, node), (style) => !isNonInheritableStyle(style));
  const getLonghandStyleProps = (styles) =>
    filter$5(styles, (style) =>
      exists(shorthandStyleProps, (prop) => startsWith(style, prop))
    );
  const hasStyleConflict = (dom, node, parentNode) => {
    const nodeStyleProps = getStyleProps(dom, node);
    const parentNodeStyleProps = getStyleProps(dom, parentNode);
    const valueMismatch = (prop) => {
      var _a, _b;
      const nodeValue =
        (_a = dom.getStyle(node, prop)) !== null && _a !== void 0 ? _a : "";
      const parentValue =
        (_b = dom.getStyle(parentNode, prop)) !== null && _b !== void 0
          ? _b
          : "";
      return (
        isNotEmpty(nodeValue) &&
        isNotEmpty(parentValue) &&
        nodeValue !== parentValue
      );
    };
    return exists(nodeStyleProps, (nodeStyleProp) => {
      const propExists = (props) =>
        exists(props, (prop) => prop === nodeStyleProp);
      if (
        !propExists(parentNodeStyleProps) &&
        propExists(shorthandStyleProps)
      ) {
        const longhandProps = getLonghandStyleProps(parentNodeStyleProps);
        return exists(longhandProps, valueMismatch);
      } else {
        return valueMismatch(nodeStyleProp);
      }
    });
  };

  const isChar = (forward, predicate, pos) =>
    Optional.from(pos.container())
      .filter(isText$a)
      .exists((text) => {
        const delta = forward ? 0 : -1;
        return predicate(text.data.charAt(pos.offset() + delta));
      });
  const isBeforeSpace = curry(isChar, true, isWhiteSpace);
  const isAfterSpace = curry(isChar, false, isWhiteSpace);
  const isEmptyText = (pos) => {
    const container = pos.container();
    return (
      isText$a(container) &&
      (container.data.length === 0 ||
        (isZwsp$1(container.data) &&
          BookmarkManager.isBookmarkNode(container.parentNode)))
    );
  };
  const matchesElementPosition = (before, predicate) => (pos) =>
    getChildNodeAtRelativeOffset(before ? 0 : -1, pos)
      .filter(predicate)
      .isSome();
  const isImageBlock = (node) =>
    isImg(node) && get$7(SugarElement.fromDom(node), "display") === "block";
  const isCefNode = (node) =>
    isContentEditableFalse$b(node) && !isBogusAll$1(node);
  const isBeforeImageBlock = matchesElementPosition(true, isImageBlock);
  const isAfterImageBlock = matchesElementPosition(false, isImageBlock);
  const isBeforeMedia = matchesElementPosition(true, isMedia$2);
  const isAfterMedia = matchesElementPosition(false, isMedia$2);
  const isBeforeTable = matchesElementPosition(true, isTable$2);
  const isAfterTable = matchesElementPosition(false, isTable$2);
  const isBeforeContentEditableFalse = matchesElementPosition(true, isCefNode);
  const isAfterContentEditableFalse = matchesElementPosition(false, isCefNode);

  const dropLast = (xs) => xs.slice(0, -1);
  const parentsUntil = (start, root, predicate) => {
    if (contains(root, start)) {
      return dropLast(
        parents$1(start, (elm) => {
          return predicate(elm) || eq(elm, root);
        })
      );
    } else {
      return [];
    }
  };
  const parents = (start, root) => parentsUntil(start, root, never);
  const parentsAndSelf = (start, root) => [start].concat(parents(start, root));

  const navigateIgnoreEmptyTextNodes = (forward, root, from) =>
    navigateIgnore(forward, root, from, isEmptyText);
  const getClosestBlock$1 = (root, pos) =>
    find$2(
      parentsAndSelf(SugarElement.fromDom(pos.container()), root),
      isBlock$2
    );
  const isAtBeforeAfterBlockBoundary = (forward, root, pos) =>
    navigateIgnoreEmptyTextNodes(forward, root.dom, pos).forall((newPos) =>
      getClosestBlock$1(root, pos).fold(
        () => !isInSameBlock(newPos, pos, root.dom),
        (fromBlock) =>
          !isInSameBlock(newPos, pos, root.dom) &&
          contains(fromBlock, SugarElement.fromDom(newPos.container()))
      )
    );
  const isAtBlockBoundary = (forward, root, pos) =>
    getClosestBlock$1(root, pos).fold(
      () =>
        navigateIgnoreEmptyTextNodes(forward, root.dom, pos).forall(
          (newPos) => !isInSameBlock(newPos, pos, root.dom)
        ),
      (parent) =>
        navigateIgnoreEmptyTextNodes(forward, parent.dom, pos).isNone()
    );
  const isAtStartOfBlock = curry(isAtBlockBoundary, false);
  const isAtEndOfBlock = curry(isAtBlockBoundary, true);
  const isBeforeBlock = curry(isAtBeforeAfterBlockBoundary, false);
  const isAfterBlock = curry(isAtBeforeAfterBlockBoundary, true);

  const isBr$1 = (pos) => getElementFromPosition(pos).exists(isBr$5);
  const findBr = (forward, root, pos) => {
    const parentBlocks = filter$5(
      parentsAndSelf(SugarElement.fromDom(pos.container()), root),
      isBlock$2
    );
    const scope = head(parentBlocks).getOr(root);
    return fromPosition(forward, scope.dom, pos).filter(isBr$1);
  };
  const isBeforeBr$1 = (root, pos) =>
    getElementFromPosition(pos).exists(isBr$5) ||
    findBr(true, root, pos).isSome();
  const isAfterBr = (root, pos) =>
    getElementFromPrevPosition(pos).exists(isBr$5) ||
    findBr(false, root, pos).isSome();
  const findPreviousBr = curry(findBr, false);
  const findNextBr = curry(findBr, true);

  const isInMiddleOfText = (pos) =>
    CaretPosition.isTextPosition(pos) && !pos.isAtStart() && !pos.isAtEnd();
  const getClosestBlock = (root, pos) => {
    const parentBlocks = filter$5(
      parentsAndSelf(SugarElement.fromDom(pos.container()), root),
      isBlock$2
    );
    return head(parentBlocks).getOr(root);
  };
  const hasSpaceBefore = (root, pos) => {
    if (isInMiddleOfText(pos)) {
      return isAfterSpace(pos);
    } else {
      return (
        isAfterSpace(pos) ||
        prevPosition(getClosestBlock(root, pos).dom, pos).exists(isAfterSpace)
      );
    }
  };
  const hasSpaceAfter = (root, pos) => {
    if (isInMiddleOfText(pos)) {
      return isBeforeSpace(pos);
    } else {
      return (
        isBeforeSpace(pos) ||
        nextPosition(getClosestBlock(root, pos).dom, pos).exists(isBeforeSpace)
      );
    }
  };
  const isPreValue = (value) => contains$2(["pre", "pre-wrap"], value);
  const isInPre = (pos) =>
    getElementFromPosition(pos)
      .bind((elm) => closest$4(elm, isElement$7))
      .exists((elm) => isPreValue(get$7(elm, "white-space")));
  const isAtBeginningOfBody = (root, pos) =>
    prevPosition(root.dom, pos).isNone();
  const isAtEndOfBody = (root, pos) => nextPosition(root.dom, pos).isNone();
  const isAtLineBoundary = (root, pos) =>
    isAtBeginningOfBody(root, pos) ||
    isAtEndOfBody(root, pos) ||
    isAtStartOfBlock(root, pos) ||
    isAtEndOfBlock(root, pos) ||
    isAfterBr(root, pos) ||
    isBeforeBr$1(root, pos);
  const isCefBlock = (node) =>
    isNonNullable(node) && isContentEditableFalse$b(node) && isBlockLike(node);
  const isSiblingCefBlock = (root, direction) => (container) => {
    return isCefBlock(new DomTreeWalker(container, root)[direction]());
  };
  const isBeforeCefBlock = (root, pos) => {
    const nextPos = nextPosition(root.dom, pos).getOr(pos);
    const isNextCefBlock = isSiblingCefBlock(root.dom, "next");
    return (
      pos.isAtEnd() &&
      (isNextCefBlock(pos.container()) || isNextCefBlock(nextPos.container()))
    );
  };
  const isAfterCefBlock = (root, pos) => {
    const prevPos = prevPosition(root.dom, pos).getOr(pos);
    const isPrevCefBlock = isSiblingCefBlock(root.dom, "prev");
    return (
      pos.isAtStart() &&
      (isPrevCefBlock(pos.container()) || isPrevCefBlock(prevPos.container()))
    );
  };
  const needsToHaveNbsp = (root, pos) => {
    if (isInPre(pos)) {
      return false;
    } else {
      return (
        isAtLineBoundary(root, pos) ||
        hasSpaceBefore(root, pos) ||
        hasSpaceAfter(root, pos)
      );
    }
  };
  const needsToBeNbspLeft = (root, pos) => {
    if (isInPre(pos)) {
      return false;
    } else {
      return (
        isAtStartOfBlock(root, pos) ||
        isBeforeBlock(root, pos) ||
        isAfterBr(root, pos) ||
        hasSpaceBefore(root, pos) ||
        isAfterCefBlock(root, pos)
      );
    }
  };
  const leanRight = (pos) => {
    const container = pos.container();
    const offset = pos.offset();
    if (isText$a(container) && offset < container.data.length) {
      return CaretPosition(container, offset + 1);
    } else {
      return pos;
    }
  };
  const needsToBeNbspRight = (root, pos) => {
    if (isInPre(pos)) {
      return false;
    } else {
      return (
        isAtEndOfBlock(root, pos) ||
        isAfterBlock(root, pos) ||
        isBeforeBr$1(root, pos) ||
        hasSpaceAfter(root, pos) ||
        isBeforeCefBlock(root, pos)
      );
    }
  };
  const needsToBeNbsp = (root, pos) =>
    needsToBeNbspLeft(root, pos) || needsToBeNbspRight(root, leanRight(pos));
  const isNbspAt = (text, offset) => isNbsp(text.charAt(offset));
  const isWhiteSpaceAt = (text, offset) => isWhiteSpace(text.charAt(offset));
  const hasNbsp = (pos) => {
    const container = pos.container();
    return isText$a(container) && contains$1(container.data, nbsp);
  };
  const normalizeNbspMiddle = (text) => {
    const chars = text.split("");
    return map$3(chars, (chr, i) => {
      if (
        isNbsp(chr) &&
        i > 0 &&
        i < chars.length - 1 &&
        isContent(chars[i - 1]) &&
        isContent(chars[i + 1])
      ) {
        return " ";
      } else {
        return chr;
      }
    }).join("");
  };
  const normalizeNbspAtStart = (root, node, makeNbsp) => {
    const text = node.data;
    const firstPos = CaretPosition(node, 0);
    if (!makeNbsp && isNbspAt(text, 0) && !needsToBeNbsp(root, firstPos)) {
      node.data = " " + text.slice(1);
      return true;
    } else if (
      makeNbsp &&
      isWhiteSpaceAt(text, 0) &&
      needsToBeNbspLeft(root, firstPos)
    ) {
      node.data = nbsp + text.slice(1);
      return true;
    } else {
      return false;
    }
  };
  const normalizeNbspInMiddleOfTextNode = (node) => {
    const text = node.data;
    const newText = normalizeNbspMiddle(text);
    if (newText !== text) {
      node.data = newText;
      return true;
    } else {
      return false;
    }
  };
  const normalizeNbspAtEnd = (root, node, makeNbsp) => {
    const text = node.data;
    const lastPos = CaretPosition(node, text.length - 1);
    if (
      !makeNbsp &&
      isNbspAt(text, text.length - 1) &&
      !needsToBeNbsp(root, lastPos)
    ) {
      node.data = text.slice(0, -1) + " ";
      return true;
    } else if (
      makeNbsp &&
      isWhiteSpaceAt(text, text.length - 1) &&
      needsToBeNbspRight(root, lastPos)
    ) {
      node.data = text.slice(0, -1) + nbsp;
      return true;
    } else {
      return false;
    }
  };
  const normalizeNbsps = (root, pos) => {
    const container = pos.container();
    if (!isText$a(container)) {
      return Optional.none();
    }
    if (hasNbsp(pos)) {
      const normalized =
        normalizeNbspAtStart(root, container, false) ||
        normalizeNbspInMiddleOfTextNode(container) ||
        normalizeNbspAtEnd(root, container, false);
      return someIf(normalized, pos);
    } else if (needsToBeNbsp(root, pos)) {
      const normalized =
        normalizeNbspAtStart(root, container, true) ||
        normalizeNbspAtEnd(root, container, true);
      return someIf(normalized, pos);
    } else {
      return Optional.none();
    }
  };
  const normalizeNbspsInEditor = (editor) => {
    const root = SugarElement.fromDom(editor.getBody());
    if (editor.selection.isCollapsed()) {
      normalizeNbsps(
        root,
        CaretPosition.fromRangeStart(editor.selection.getRng())
      ).each((pos) => {
        editor.selection.setRng(pos.toRange());
      });
    }
  };

  const normalize$1 = (node, offset, count) => {
    if (count === 0) {
      return;
    }
    const elm = SugarElement.fromDom(node);
    const root = ancestor$4(elm, isBlock$2).getOr(elm);
    const whitespace = node.data.slice(offset, offset + count);
    const isEndOfContent =
      offset + count >= node.data.length &&
      needsToBeNbspRight(root, CaretPosition(node, node.data.length));
    const isStartOfContent =
      offset === 0 && needsToBeNbspLeft(root, CaretPosition(node, 0));
    node.replaceData(
      offset,
      count,
      normalize$4(whitespace, 4, isStartOfContent, isEndOfContent)
    );
  };
  const normalizeWhitespaceAfter = (node, offset) => {
    const content = node.data.slice(offset);
    const whitespaceCount = content.length - lTrim(content).length;
    normalize$1(node, offset, whitespaceCount);
  };
  const normalizeWhitespaceBefore = (node, offset) => {
    const content = node.data.slice(0, offset);
    const whitespaceCount = content.length - rTrim(content).length;
    normalize$1(node, offset - whitespaceCount, whitespaceCount);
  };
  const mergeTextNodes = (
    prevNode,
    nextNode,
    normalizeWhitespace,
    mergeToPrev = true
  ) => {
    const whitespaceOffset = rTrim(prevNode.data).length;
    const newNode = mergeToPrev ? prevNode : nextNode;
    const removeNode = mergeToPrev ? nextNode : prevNode;
    if (mergeToPrev) {
      newNode.appendData(removeNode.data);
    } else {
      newNode.insertData(0, removeNode.data);
    }
    remove$5(SugarElement.fromDom(removeNode));
    if (normalizeWhitespace) {
      normalizeWhitespaceAfter(newNode, whitespaceOffset);
    }
    return newNode;
  };

  const needsReposition = (pos, elm) => {
    const container = pos.container();
    const offset = pos.offset();
    return (
      !CaretPosition.isTextPosition(pos) &&
      container === elm.parentNode &&
      offset > CaretPosition.before(elm).offset()
    );
  };
  const reposition = (elm, pos) =>
    needsReposition(pos, elm)
      ? CaretPosition(pos.container(), pos.offset() - 1)
      : pos;
  const beforeOrStartOf = (node) =>
    isText$a(node) ? CaretPosition(node, 0) : CaretPosition.before(node);
  const afterOrEndOf = (node) =>
    isText$a(node)
      ? CaretPosition(node, node.data.length)
      : CaretPosition.after(node);
  const getPreviousSiblingCaretPosition = (elm) => {
    if (isCaretCandidate$3(elm.previousSibling)) {
      return Optional.some(afterOrEndOf(elm.previousSibling));
    } else {
      return elm.previousSibling
        ? lastPositionIn(elm.previousSibling)
        : Optional.none();
    }
  };
  const getNextSiblingCaretPosition = (elm) => {
    if (isCaretCandidate$3(elm.nextSibling)) {
      return Optional.some(beforeOrStartOf(elm.nextSibling));
    } else {
      return elm.nextSibling
        ? firstPositionIn(elm.nextSibling)
        : Optional.none();
    }
  };
  const findCaretPositionBackwardsFromElm = (rootElement, elm) => {
    return Optional.from(
      elm.previousSibling ? elm.previousSibling : elm.parentNode
    )
      .bind((node) => prevPosition(rootElement, CaretPosition.before(node)))
      .orThunk(() => nextPosition(rootElement, CaretPosition.after(elm)));
  };
  const findCaretPositionForwardsFromElm = (rootElement, elm) =>
    nextPosition(rootElement, CaretPosition.after(elm)).orThunk(() =>
      prevPosition(rootElement, CaretPosition.before(elm))
    );
  const findCaretPositionBackwards = (rootElement, elm) =>
    getPreviousSiblingCaretPosition(elm)
      .orThunk(() => getNextSiblingCaretPosition(elm))
      .orThunk(() => findCaretPositionBackwardsFromElm(rootElement, elm));
  const findCaretPositionForward = (rootElement, elm) =>
    getNextSiblingCaretPosition(elm)
      .orThunk(() => getPreviousSiblingCaretPosition(elm))
      .orThunk(() => findCaretPositionForwardsFromElm(rootElement, elm));
  const findCaretPosition = (forward, rootElement, elm) =>
    forward
      ? findCaretPositionForward(rootElement, elm)
      : findCaretPositionBackwards(rootElement, elm);
  const findCaretPosOutsideElmAfterDelete = (forward, rootElement, elm) =>
    findCaretPosition(forward, rootElement, elm).map(curry(reposition, elm));
  const setSelection$1 = (editor, forward, pos) => {
    pos.fold(
      () => {
        editor.focus();
      },
      (pos) => {
        editor.selection.setRng(pos.toRange(), forward);
      }
    );
  };
  const eqRawNode = (rawNode) => (elm) => elm.dom === rawNode;
  const isBlock = (editor, elm) =>
    elm && has$2(editor.schema.getBlockElements(), name(elm));
  const paddEmptyBlock = (elm) => {
    if (isEmpty$2(elm)) {
      const br = SugarElement.fromHtml('<br data-mce-bogus="1">');
      empty(elm);
      append$1(elm, br);
      return Optional.some(CaretPosition.before(br.dom));
    } else {
      return Optional.none();
    }
  };
  const deleteNormalized = (elm, afterDeletePosOpt, normalizeWhitespace) => {
    const prevTextOpt = prevSibling(elm).filter(isText$b);
    const nextTextOpt = nextSibling(elm).filter(isText$b);
    remove$5(elm);
    return lift3(
      prevTextOpt,
      nextTextOpt,
      afterDeletePosOpt,
      (prev, next, pos) => {
        const prevNode = prev.dom,
          nextNode = next.dom;
        const offset = prevNode.data.length;
        mergeTextNodes(prevNode, nextNode, normalizeWhitespace);
        return pos.container() === nextNode
          ? CaretPosition(prevNode, offset)
          : pos;
      }
    ).orThunk(() => {
      if (normalizeWhitespace) {
        prevTextOpt.each((elm) =>
          normalizeWhitespaceBefore(elm.dom, elm.dom.length)
        );
        nextTextOpt.each((elm) => normalizeWhitespaceAfter(elm.dom, 0));
      }
      return afterDeletePosOpt;
    });
  };
  const isInlineElement = (editor, element) =>
    has$2(editor.schema.getTextInlineElements(), name(element));
  const deleteElement$2 = (editor, forward, elm, moveCaret = true) => {
    const afterDeletePos = findCaretPosOutsideElmAfterDelete(
      forward,
      editor.getBody(),
      elm.dom
    );
    const parentBlock = ancestor$4(
      elm,
      curry(isBlock, editor),
      eqRawNode(editor.getBody())
    );
    const normalizedAfterDeletePos = deleteNormalized(
      elm,
      afterDeletePos,
      isInlineElement(editor, elm)
    );
    if (editor.dom.isEmpty(editor.getBody())) {
      editor.setContent("");
      editor.selection.setCursorLocation();
    } else {
      parentBlock.bind(paddEmptyBlock).fold(
        () => {
          if (moveCaret) {
            setSelection$1(editor, forward, normalizedAfterDeletePos);
          }
        },
        (paddPos) => {
          if (moveCaret) {
            setSelection$1(editor, forward, Optional.some(paddPos));
          }
        }
      );
    }
  };

  const strongRtl = /[\u0591-\u07FF\uFB1D-\uFDFF\uFE70-\uFEFC]/;
  const hasStrongRtl = (text) => strongRtl.test(text);

  const isInlineTarget = (editor, elm) =>
    is$1(SugarElement.fromDom(elm), getInlineBoundarySelector(editor)) &&
    !isTransparentBlock(editor.schema, elm) &&
    editor.dom.isEditable(elm);
  const isRtl = (element) => {
    var _a;
    return (
      DOMUtils.DOM.getStyle(element, "direction", true) === "rtl" ||
      hasStrongRtl(
        (_a = element.textContent) !== null && _a !== void 0 ? _a : ""
      )
    );
  };
  const findInlineParents = (isInlineTarget, rootNode, pos) =>
    filter$5(
      DOMUtils.DOM.getParents(pos.container(), "*", rootNode),
      isInlineTarget
    );
  const findRootInline = (isInlineTarget, rootNode, pos) => {
    const parents = findInlineParents(isInlineTarget, rootNode, pos);
    return Optional.from(parents[parents.length - 1]);
  };
  const hasSameParentBlock = (rootNode, node1, node2) => {
    const block1 = getParentBlock$3(node1, rootNode);
    const block2 = getParentBlock$3(node2, rootNode);
    return isNonNullable(block1) && block1 === block2;
  };
  const isAtZwsp = (pos) => isBeforeInline(pos) || isAfterInline(pos);
  const normalizePosition = (forward, pos) => {
    const container = pos.container(),
      offset = pos.offset();
    if (forward) {
      if (isCaretContainerInline(container)) {
        if (isText$a(container.nextSibling)) {
          return CaretPosition(container.nextSibling, 0);
        } else {
          return CaretPosition.after(container);
        }
      } else {
        return isBeforeInline(pos) ? CaretPosition(container, offset + 1) : pos;
      }
    } else {
      if (isCaretContainerInline(container)) {
        if (isText$a(container.previousSibling)) {
          return CaretPosition(
            container.previousSibling,
            container.previousSibling.data.length
          );
        } else {
          return CaretPosition.before(container);
        }
      } else {
        return isAfterInline(pos) ? CaretPosition(container, offset - 1) : pos;
      }
    }
  };
  const normalizeForwards = curry(normalizePosition, true);
  const normalizeBackwards = curry(normalizePosition, false);

  const execCommandIgnoreInputEvents = (editor, command) => {
    const inputBlocker = (e) => e.stopImmediatePropagation();
    editor.on("beforeinput input", inputBlocker, true);
    editor.getDoc().execCommand(command);
    editor.off("beforeinput input", inputBlocker);
  };
  const execEditorDeleteCommand = (editor) => {
    editor.execCommand("delete");
  };
  const execNativeDeleteCommand = (editor) =>
    execCommandIgnoreInputEvents(editor, "Delete");
  const execNativeForwardDeleteCommand = (editor) =>
    execCommandIgnoreInputEvents(editor, "ForwardDelete");
  const isBeforeRoot = (rootNode) => (elm) => is$2(parent(elm), rootNode, eq);
  const isTextBlockOrListItem = (element) =>
    isTextBlock$2(element) || isListItem$1(element);
  const getParentBlock$2 = (rootNode, elm) => {
    if (contains(rootNode, elm)) {
      return closest$4(elm, isTextBlockOrListItem, isBeforeRoot(rootNode));
    } else {
      return Optional.none();
    }
  };
  const paddEmptyBody = (editor, moveSelection = true) => {
    if (editor.dom.isEmpty(editor.getBody())) {
      editor.setContent("", { no_selection: !moveSelection });
    }
  };
  const willDeleteLastPositionInElement = (forward, fromPos, elm) =>
    lift2(firstPositionIn(elm), lastPositionIn(elm), (firstPos, lastPos) => {
      const normalizedFirstPos = normalizePosition(true, firstPos);
      const normalizedLastPos = normalizePosition(false, lastPos);
      const normalizedFromPos = normalizePosition(false, fromPos);
      if (forward) {
        return nextPosition(elm, normalizedFromPos).exists(
          (nextPos) =>
            nextPos.isEqual(normalizedLastPos) &&
            fromPos.isEqual(normalizedFirstPos)
        );
      } else {
        return prevPosition(elm, normalizedFromPos).exists(
          (prevPos) =>
            prevPos.isEqual(normalizedFirstPos) &&
            fromPos.isEqual(normalizedLastPos)
        );
      }
    }).getOr(true);
  const freefallRtl = (root) => {
    const child = isComment$1(root) ? prevSibling(root) : lastChild(root);
    return child.bind(freefallRtl).orThunk(() => Optional.some(root));
  };
  const deleteRangeContents = (editor, rng, root, moveSelection = true) => {
    var _a;
    rng.deleteContents();
    const lastNode = freefallRtl(root).getOr(root);
    const lastBlock = SugarElement.fromDom(
      (_a = editor.dom.getParent(lastNode.dom, editor.dom.isBlock)) !== null &&
        _a !== void 0
        ? _a
        : root.dom
    );
    if (lastBlock.dom === editor.getBody()) {
      paddEmptyBody(editor, moveSelection);
    } else if (isEmpty$2(lastBlock)) {
      fillWithPaddingBr(lastBlock);
      if (moveSelection) {
        editor.selection.setCursorLocation(lastBlock.dom, 0);
      }
    }
    if (!eq(root, lastBlock)) {
      const additionalCleanupNodes = is$2(parent(lastBlock), root)
        ? []
        : siblings(lastBlock);
      each$e(additionalCleanupNodes.concat(children$1(root)), (node) => {
        if (
          !eq(node, lastBlock) &&
          !contains(node, lastBlock) &&
          isEmpty$2(node)
        ) {
          remove$5(node);
        }
      });
    }
  };

  const isRootFromElement = (root) => (cur) => eq(root, cur);
  const getTableCells = (table) => descendants(table, "td,th");
  const getTableDetailsFromRange = (rng, isRoot) => {
    const getTable = (node) =>
      getClosestTable(SugarElement.fromDom(node), isRoot);
    const startTable = getTable(rng.startContainer);
    const endTable = getTable(rng.endContainer);
    const isStartInTable = startTable.isSome();
    const isEndInTable = endTable.isSome();
    const isSameTable = lift2(startTable, endTable, eq).getOr(false);
    const isMultiTable = !isSameTable && isStartInTable && isEndInTable;
    return {
      startTable,
      endTable,
      isStartInTable,
      isEndInTable,
      isSameTable,
      isMultiTable,
    };
  };

  const tableCellRng = (start, end) => ({
    start,
    end,
  });
  const tableSelection = (rng, table, cells) => ({
    rng,
    table,
    cells,
  });
  const deleteAction = Adt.generate([
    {
      singleCellTable: ["rng", "cell"],
    },
    { fullTable: ["table"] },
    {
      partialTable: ["cells", "outsideDetails"],
    },
    {
      multiTable: ["startTableCells", "endTableCells", "betweenRng"],
    },
  ]);
  const getClosestCell$1 = (container, isRoot) =>
    closest$3(SugarElement.fromDom(container), "td,th", isRoot);
  const isExpandedCellRng = (cellRng) => !eq(cellRng.start, cellRng.end);
  const getTableFromCellRng = (cellRng, isRoot) =>
    getClosestTable(cellRng.start, isRoot).bind((startParentTable) =>
      getClosestTable(cellRng.end, isRoot).bind((endParentTable) =>
        someIf(eq(startParentTable, endParentTable), startParentTable)
      )
    );
  const isSingleCellTable = (cellRng, isRoot) =>
    !isExpandedCellRng(cellRng) &&
    getTableFromCellRng(cellRng, isRoot).exists((table) => {
      const rows = table.dom.rows;
      return rows.length === 1 && rows[0].cells.length === 1;
    });
  const getCellRng = (rng, isRoot) => {
    const startCell = getClosestCell$1(rng.startContainer, isRoot);
    const endCell = getClosestCell$1(rng.endContainer, isRoot);
    return lift2(startCell, endCell, tableCellRng);
  };
  const getCellRangeFromStartTable = (isRoot) => (startCell) =>
    getClosestTable(startCell, isRoot).bind((table) =>
      last$3(getTableCells(table)).map((endCell) =>
        tableCellRng(startCell, endCell)
      )
    );
  const getCellRangeFromEndTable = (isRoot) => (endCell) =>
    getClosestTable(endCell, isRoot).bind((table) =>
      head(getTableCells(table)).map((startCell) =>
        tableCellRng(startCell, endCell)
      )
    );
  const getTableSelectionFromCellRng = (isRoot) => (cellRng) =>
    getTableFromCellRng(cellRng, isRoot).map((table) =>
      tableSelection(cellRng, table, getTableCells(table))
    );
  const getTableSelections = (cellRng, selectionDetails, rng, isRoot) => {
    if (rng.collapsed || !cellRng.forall(isExpandedCellRng)) {
      return Optional.none();
    } else if (selectionDetails.isSameTable) {
      const sameTableSelection = cellRng.bind(
        getTableSelectionFromCellRng(isRoot)
      );
      return Optional.some({
        start: sameTableSelection,
        end: sameTableSelection,
      });
    } else {
      const startCell = getClosestCell$1(rng.startContainer, isRoot);
      const endCell = getClosestCell$1(rng.endContainer, isRoot);
      const startTableSelection = startCell
        .bind(getCellRangeFromStartTable(isRoot))
        .bind(getTableSelectionFromCellRng(isRoot));
      const endTableSelection = endCell
        .bind(getCellRangeFromEndTable(isRoot))
        .bind(getTableSelectionFromCellRng(isRoot));
      return Optional.some({
        start: startTableSelection,
        end: endTableSelection,
      });
    }
  };
  const getCellIndex = (cells, cell) => findIndex$2(cells, (x) => eq(x, cell));
  const getSelectedCells = (tableSelection) =>
    lift2(
      getCellIndex(tableSelection.cells, tableSelection.rng.start),
      getCellIndex(tableSelection.cells, tableSelection.rng.end),
      (startIndex, endIndex) =>
        tableSelection.cells.slice(startIndex, endIndex + 1)
    );
  const isSingleCellTableContentSelected = (optCellRng, rng, isRoot) =>
    optCellRng.exists(
      (cellRng) =>
        isSingleCellTable(cellRng, isRoot) &&
        hasAllContentsSelected(cellRng.start, rng)
    );
  const unselectCells = (rng, selectionDetails) => {
    const { startTable, endTable } = selectionDetails;
    const otherContentRng = rng.cloneRange();
    startTable.each((table) => otherContentRng.setStartAfter(table.dom));
    endTable.each((table) => otherContentRng.setEndBefore(table.dom));
    return otherContentRng;
  };
  const handleSingleTable = (cellRng, selectionDetails, rng, isRoot) =>
    getTableSelections(cellRng, selectionDetails, rng, isRoot)
      .bind(({ start, end }) => start.or(end))
      .bind((tableSelection) => {
        const { isSameTable } = selectionDetails;
        const selectedCells = getSelectedCells(tableSelection).getOr([]);
        if (
          isSameTable &&
          tableSelection.cells.length === selectedCells.length
        ) {
          return Optional.some(deleteAction.fullTable(tableSelection.table));
        } else if (selectedCells.length > 0) {
          if (isSameTable) {
            return Optional.some(
              deleteAction.partialTable(selectedCells, Optional.none())
            );
          } else {
            const otherContentRng = unselectCells(rng, selectionDetails);
            return Optional.some(
              deleteAction.partialTable(
                selectedCells,
                Optional.some({
                  ...selectionDetails,
                  rng: otherContentRng,
                })
              )
            );
          }
        } else {
          return Optional.none();
        }
      });
  const handleMultiTable = (cellRng, selectionDetails, rng, isRoot) =>
    getTableSelections(cellRng, selectionDetails, rng, isRoot).bind(
      ({ start, end }) => {
        const startTableSelectedCells = start.bind(getSelectedCells).getOr([]);
        const endTableSelectedCells = end.bind(getSelectedCells).getOr([]);
        if (
          startTableSelectedCells.length > 0 &&
          endTableSelectedCells.length > 0
        ) {
          const otherContentRng = unselectCells(rng, selectionDetails);
          return Optional.some(
            deleteAction.multiTable(
              startTableSelectedCells,
              endTableSelectedCells,
              otherContentRng
            )
          );
        } else {
          return Optional.none();
        }
      }
    );
  const getActionFromRange = (root, rng) => {
    const isRoot = isRootFromElement(root);
    const optCellRng = getCellRng(rng, isRoot);
    const selectionDetails = getTableDetailsFromRange(rng, isRoot);
    if (isSingleCellTableContentSelected(optCellRng, rng, isRoot)) {
      return optCellRng.map((cellRng) =>
        deleteAction.singleCellTable(rng, cellRng.start)
      );
    } else if (selectionDetails.isMultiTable) {
      return handleMultiTable(optCellRng, selectionDetails, rng, isRoot);
    } else {
      return handleSingleTable(optCellRng, selectionDetails, rng, isRoot);
    }
  };

  const cleanCells = (cells) =>
    each$e(cells, (cell) => {
      remove$a(cell, "contenteditable");
      fillWithPaddingBr(cell);
    });
  const getOutsideBlock = (editor, container) =>
    Optional.from(editor.dom.getParent(container, editor.dom.isBlock)).map(
      SugarElement.fromDom
    );
  const handleEmptyBlock = (editor, startInTable, emptyBlock) => {
    emptyBlock.each((block) => {
      if (startInTable) {
        remove$5(block);
      } else {
        fillWithPaddingBr(block);
        editor.selection.setCursorLocation(block.dom, 0);
      }
    });
  };
  const deleteContentInsideCell = (
    editor,
    cell,
    rng,
    isFirstCellInSelection
  ) => {
    const insideTableRng = rng.cloneRange();
    if (isFirstCellInSelection) {
      insideTableRng.setStart(rng.startContainer, rng.startOffset);
      insideTableRng.setEndAfter(cell.dom.lastChild);
    } else {
      insideTableRng.setStartBefore(cell.dom.firstChild);
      insideTableRng.setEnd(rng.endContainer, rng.endOffset);
    }
    deleteCellContents(editor, insideTableRng, cell, false).each((action) =>
      action()
    );
  };
  const collapseAndRestoreCellSelection = (editor) => {
    const selectedCells = getCellsFromEditor(editor);
    const selectedNode = SugarElement.fromDom(editor.selection.getNode());
    if (isTableCell$3(selectedNode.dom) && isEmpty$2(selectedNode)) {
      editor.selection.setCursorLocation(selectedNode.dom, 0);
    } else {
      editor.selection.collapse(true);
    }
    if (
      selectedCells.length > 1 &&
      exists(selectedCells, (cell) => eq(cell, selectedNode))
    ) {
      set$3(selectedNode, "data-mce-selected", "1");
    }
  };
  const emptySingleTableCells = (editor, cells, outsideDetails) =>
    Optional.some(() => {
      const editorRng = editor.selection.getRng();
      const cellsToClean = outsideDetails
        .bind(({ rng, isStartInTable }) => {
          const outsideBlock = getOutsideBlock(
            editor,
            isStartInTable ? rng.endContainer : rng.startContainer
          );
          rng.deleteContents();
          handleEmptyBlock(
            editor,
            isStartInTable,
            outsideBlock.filter(isEmpty$2)
          );
          const endPointCell = isStartInTable
            ? cells[0]
            : cells[cells.length - 1];
          deleteContentInsideCell(
            editor,
            endPointCell,
            editorRng,
            isStartInTable
          );
          if (!isEmpty$2(endPointCell)) {
            return Optional.some(
              isStartInTable ? cells.slice(1) : cells.slice(0, -1)
            );
          } else {
            return Optional.none();
          }
        })
        .getOr(cells);
      cleanCells(cellsToClean);
      collapseAndRestoreCellSelection(editor);
    });
  const emptyMultiTableCells = (
    editor,
    startTableCells,
    endTableCells,
    betweenRng
  ) =>
    Optional.some(() => {
      const rng = editor.selection.getRng();
      const startCell = startTableCells[0];
      const endCell = endTableCells[endTableCells.length - 1];
      deleteContentInsideCell(editor, startCell, rng, true);
      deleteContentInsideCell(editor, endCell, rng, false);
      const startTableCellsToClean = isEmpty$2(startCell)
        ? startTableCells
        : startTableCells.slice(1);
      const endTableCellsToClean = isEmpty$2(endCell)
        ? endTableCells
        : endTableCells.slice(0, -1);
      cleanCells(startTableCellsToClean.concat(endTableCellsToClean));
      betweenRng.deleteContents();
      collapseAndRestoreCellSelection(editor);
    });
  const deleteCellContents = (editor, rng, cell, moveSelection = true) =>
    Optional.some(() => {
      deleteRangeContents(editor, rng, cell, moveSelection);
    });
  const deleteTableElement = (editor, table) =>
    Optional.some(() => deleteElement$2(editor, false, table));
  const deleteCellRange = (editor, rootElm, rng) =>
    getActionFromRange(rootElm, rng).bind((action) =>
      action.fold(
        curry(deleteCellContents, editor),
        curry(deleteTableElement, editor),
        curry(emptySingleTableCells, editor),
        curry(emptyMultiTableCells, editor)
      )
    );
  const deleteCaptionRange = (editor, caption) => emptyElement(editor, caption);
  const deleteTableRange = (editor, rootElm, rng, startElm) =>
    getParentCaption(rootElm, startElm).fold(
      () => deleteCellRange(editor, rootElm, rng),
      (caption) => deleteCaptionRange(editor, caption)
    );
  const deleteRange$3 = (editor, startElm, selectedCells) => {
    const rootNode = SugarElement.fromDom(editor.getBody());
    const rng = editor.selection.getRng();
    return selectedCells.length !== 0
      ? emptySingleTableCells(editor, selectedCells, Optional.none())
      : deleteTableRange(editor, rootNode, rng, startElm);
  };
  const getParentCell = (rootElm, elm) =>
    find$2(parentsAndSelf(elm, rootElm), isTableCell$2);
  const getParentCaption = (rootElm, elm) =>
    find$2(parentsAndSelf(elm, rootElm), isTag("caption"));
  const deleteBetweenCells = (editor, rootElm, forward, fromCell, from) =>
    navigate(forward, editor.getBody(), from).bind((to) =>
      getParentCell(rootElm, SugarElement.fromDom(to.getNode())).bind(
        (toCell) =>
          eq(toCell, fromCell) ? Optional.none() : Optional.some(noop)
      )
    );
  const emptyElement = (editor, elm) =>
    Optional.some(() => {
      fillWithPaddingBr(elm);
      editor.selection.setCursorLocation(elm.dom, 0);
    });
  const isDeleteOfLastCharPos = (fromCaption, forward, from, to) =>
    firstPositionIn(fromCaption.dom)
      .bind((first) =>
        lastPositionIn(fromCaption.dom).map((last) =>
          forward
            ? from.isEqual(first) && to.isEqual(last)
            : from.isEqual(last) && to.isEqual(first)
        )
      )
      .getOr(true);
  const emptyCaretCaption = (editor, elm) => emptyElement(editor, elm);
  const validateCaretCaption = (rootElm, fromCaption, to) =>
    getParentCaption(rootElm, SugarElement.fromDom(to.getNode())).fold(
      () => Optional.some(noop),
      (toCaption) => someIf(!eq(toCaption, fromCaption), noop)
    );
  const deleteCaretInsideCaption = (
    editor,
    rootElm,
    forward,
    fromCaption,
    from
  ) =>
    navigate(forward, editor.getBody(), from).fold(
      () => Optional.some(noop),
      (to) =>
        isDeleteOfLastCharPos(fromCaption, forward, from, to)
          ? emptyCaretCaption(editor, fromCaption)
          : validateCaretCaption(rootElm, fromCaption, to)
    );
  const deleteCaretCells = (editor, forward, rootElm, startElm) => {
    const from = CaretPosition.fromRangeStart(editor.selection.getRng());
    return getParentCell(rootElm, startElm).bind((fromCell) =>
      isEmpty$2(fromCell)
        ? emptyElement(editor, fromCell)
        : deleteBetweenCells(editor, rootElm, forward, fromCell, from)
    );
  };
  const deleteCaretCaption = (editor, forward, rootElm, fromCaption) => {
    const from = CaretPosition.fromRangeStart(editor.selection.getRng());
    return isEmpty$2(fromCaption)
      ? emptyElement(editor, fromCaption)
      : deleteCaretInsideCaption(editor, rootElm, forward, fromCaption, from);
  };
  const isNearTable = (forward, pos) =>
    forward ? isBeforeTable(pos) : isAfterTable(pos);
  const isBeforeOrAfterTable = (editor, forward) => {
    const fromPos = CaretPosition.fromRangeStart(editor.selection.getRng());
    return (
      isNearTable(forward, fromPos) ||
      fromPosition(forward, editor.getBody(), fromPos).exists((pos) =>
        isNearTable(forward, pos)
      )
    );
  };
  const deleteCaret$3 = (editor, forward, startElm) => {
    const rootElm = SugarElement.fromDom(editor.getBody());
    return getParentCaption(rootElm, startElm).fold(
      () =>
        deleteCaretCells(editor, forward, rootElm, startElm).orThunk(() =>
          someIf(isBeforeOrAfterTable(editor, forward), noop)
        ),
      (fromCaption) => deleteCaretCaption(editor, forward, rootElm, fromCaption)
    );
  };
  const backspaceDelete$a = (editor, forward) => {
    const startElm = SugarElement.fromDom(editor.selection.getStart(true));
    const cells = getCellsFromEditor(editor);
    return editor.selection.isCollapsed() && cells.length === 0
      ? deleteCaret$3(editor, forward, startElm)
      : deleteRange$3(editor, startElm, cells);
  };

  const getContentEditableRoot$1 = (root, node) => {
    let tempNode = node;
    while (tempNode && tempNode !== root) {
      if (
        isContentEditableTrue$3(tempNode) ||
        isContentEditableFalse$b(tempNode)
      ) {
        return tempNode;
      }
      tempNode = tempNode.parentNode;
    }
    return null;
  };

  const internalAttributesPrefixes = [
    "data-ephox-",
    "data-mce-",
    "data-alloy-",
    "data-snooker-",
    "_",
  ];
  const each$9 = Tools.each;
  const ElementUtils = (editor) => {
    const dom = editor.dom;
    const internalAttributes = new Set(editor.serializer.getTempAttrs());
    const compare = (node1, node2) => {
      if (
        node1.nodeName !== node2.nodeName ||
        node1.nodeType !== node2.nodeType
      ) {
        return false;
      }
      const getAttribs = (node) => {
        const attribs = {};
        each$9(dom.getAttribs(node), (attr) => {
          const name = attr.nodeName.toLowerCase();
          if (name !== "style" && !isAttributeInternal(name)) {
            attribs[name] = dom.getAttrib(node, name);
          }
        });
        return attribs;
      };
      const compareObjects = (obj1, obj2) => {
        for (const name in obj1) {
          if (has$2(obj1, name)) {
            const value = obj2[name];
            if (isUndefined(value)) {
              return false;
            }
            if (obj1[name] !== value) {
              return false;
            }
            delete obj2[name];
          }
        }
        for (const name in obj2) {
          if (has$2(obj2, name)) {
            return false;
          }
        }
        return true;
      };
      if (isElement$6(node1) && isElement$6(node2)) {
        if (!compareObjects(getAttribs(node1), getAttribs(node2))) {
          return false;
        }
        if (
          !compareObjects(
            dom.parseStyle(dom.getAttrib(node1, "style")),
            dom.parseStyle(dom.getAttrib(node2, "style"))
          )
        ) {
          return false;
        }
      }
      return !isBookmarkNode$1(node1) && !isBookmarkNode$1(node2);
    };
    const isAttributeInternal = (attributeName) =>
      exists(internalAttributesPrefixes, (value) =>
        startsWith(attributeName, value)
      ) || internalAttributes.has(attributeName);
    return {
      compare,
      isAttributeInternal,
    };
  };

  const traverse = (root, fn) => {
    let node = root;
    while ((node = node.walk())) {
      fn(node);
    }
  };
  const matchNode$1 = (nodeFilters, attributeFilters, node, matches) => {
    const name = node.name;
    for (let ni = 0, nl = nodeFilters.length; ni < nl; ni++) {
      const filter = nodeFilters[ni];
      if (filter.name === name) {
        const match = matches.nodes[name];
        if (match) {
          match.nodes.push(node);
        } else {
          matches.nodes[name] = {
            filter,
            nodes: [node],
          };
        }
      }
    }
    if (node.attributes) {
      for (let ai = 0, al = attributeFilters.length; ai < al; ai++) {
        const filter = attributeFilters[ai];
        const attrName = filter.name;
        if (attrName in node.attributes.map) {
          const match = matches.attributes[attrName];
          if (match) {
            match.nodes.push(node);
          } else {
            matches.attributes[attrName] = {
              filter,
              nodes: [node],
            };
          }
        }
      }
    }
  };
  const findMatchingNodes = (nodeFilters, attributeFilters, node) => {
    const matches = {
      nodes: {},
      attributes: {},
    };
    if (node.firstChild) {
      traverse(node, (childNode) => {
        matchNode$1(nodeFilters, attributeFilters, childNode, matches);
      });
    }
    return matches;
  };
  const runFilters = (matches, args) => {
    const run = (matchRecord, filteringAttributes) => {
      each$d(matchRecord, (match) => {
        const nodes = from(match.nodes);
        each$e(match.filter.callbacks, (callback) => {
          for (let i = nodes.length - 1; i >= 0; i--) {
            const node = nodes[i];
            const valueMatches = filteringAttributes
              ? node.attr(match.filter.name) !== undefined
              : node.name === match.filter.name;
            if (!valueMatches || isNullable(node.parent)) {
              nodes.splice(i, 1);
            }
          }
          if (nodes.length > 0) {
            callback(nodes, match.filter.name, args);
          }
        });
      });
    };
    run(matches.nodes, false);
    run(matches.attributes, true);
  };
  const filter$2 = (nodeFilters, attributeFilters, node, args = {}) => {
    const matches = findMatchingNodes(nodeFilters, attributeFilters, node);
    runFilters(matches, args);
  };

  const paddEmptyNode = (settings, args, isBlock, node) => {
    const brPreferred = settings.pad_empty_with_br || args.insert;
    if (brPreferred && isBlock(node)) {
      const astNode = new AstNode("br", 1);
      if (args.insert) {
        astNode.attr("data-mce-bogus", "1");
      }
      node.empty().append(astNode);
    } else {
      node.empty().append(new AstNode("#text", 3)).value = nbsp;
    }
  };
  const isPaddedWithNbsp = (node) => {
    var _a;
    return (
      hasOnlyChild(node, "#text") &&
      ((_a = node === null || node === void 0 ? void 0 : node.firstChild) ===
        null || _a === void 0
        ? void 0
        : _a.value) === nbsp
    );
  };
  const hasOnlyChild = (node, name) => {
    const firstChild =
      node === null || node === void 0 ? void 0 : node.firstChild;
    return (
      isNonNullable(firstChild) &&
      firstChild === node.lastChild &&
      firstChild.name === name
    );
  };
  const isPadded = (schema, node) => {
    const rule = schema.getElementRule(node.name);
    return (
      (rule === null || rule === void 0 ? void 0 : rule.paddEmpty) === true
    );
  };
  const isEmpty = (schema, nonEmptyElements, whitespaceElements, node) =>
    node.isEmpty(nonEmptyElements, whitespaceElements, (node) =>
      isPadded(schema, node)
    );
  const isLineBreakNode = (node, isBlock) =>
    isNonNullable(node) && (isBlock(node) || node.name === "br");
  const findClosestEditingHost = (scope) => {
    let editableNode;
    for (let node = scope; node; node = node.parent) {
      const contentEditable = node.attr("contenteditable");
      if (contentEditable === "false") {
        break;
      } else if (contentEditable === "true") {
        editableNode = node;
      }
    }
    return Optional.from(editableNode);
  };

  const removeOrUnwrapInvalidNode = (
    node,
    schema,
    originalNodeParent = node.parent
  ) => {
    if (schema.getSpecialElements()[node.name]) {
      node.empty().remove();
    } else {
      const children = node.children();
      for (const childNode of children) {
        if (
          originalNodeParent &&
          !schema.isValidChild(originalNodeParent.name, childNode.name)
        ) {
          removeOrUnwrapInvalidNode(childNode, schema, originalNodeParent);
        }
      }
      node.unwrap();
    }
  };
  const cleanInvalidNodes = (nodes, schema, rootNode, onCreate = noop) => {
    const textBlockElements = schema.getTextBlockElements();
    const nonEmptyElements = schema.getNonEmptyElements();
    const whitespaceElements = schema.getWhitespaceElements();
    const nonSplittableElements = Tools.makeMap(
      "tr,td,th,tbody,thead,tfoot,table,summary"
    );
    const fixed = new Set();
    const isSplittableElement = (node) =>
      node !== rootNode && !nonSplittableElements[node.name];
    for (let ni = 0; ni < nodes.length; ni++) {
      const node = nodes[ni];
      let parent;
      let newParent;
      let tempNode;
      if (!node.parent || fixed.has(node)) {
        continue;
      }
      if (textBlockElements[node.name] && node.parent.name === "li") {
        let sibling = node.next;
        while (sibling) {
          if (textBlockElements[sibling.name]) {
            sibling.name = "li";
            fixed.add(sibling);
            node.parent.insert(sibling, node.parent);
          } else {
            break;
          }
          sibling = sibling.next;
        }
        node.unwrap();
        continue;
      }
      const parents = [node];
      for (
        parent = node.parent;
        parent &&
        !schema.isValidChild(parent.name, node.name) &&
        isSplittableElement(parent);
        parent = parent.parent
      ) {
        parents.push(parent);
      }
      if (parent && parents.length > 1) {
        if (schema.isValidChild(parent.name, node.name)) {
          parents.reverse();
          newParent = parents[0].clone();
          onCreate(newParent);
          let currentNode = newParent;
          for (let i = 0; i < parents.length - 1; i++) {
            if (
              schema.isValidChild(currentNode.name, parents[i].name) &&
              i > 0
            ) {
              tempNode = parents[i].clone();
              onCreate(tempNode);
              currentNode.append(tempNode);
            } else {
              tempNode = currentNode;
            }
            for (
              let childNode = parents[i].firstChild;
              childNode && childNode !== parents[i + 1];

            ) {
              const nextNode = childNode.next;
              tempNode.append(childNode);
              childNode = nextNode;
            }
            currentNode = tempNode;
          }
          if (
            !isEmpty(schema, nonEmptyElements, whitespaceElements, newParent)
          ) {
            parent.insert(newParent, parents[0], true);
            parent.insert(node, newParent);
          } else {
            parent.insert(node, parents[0], true);
          }
          parent = parents[0];
          if (
            isEmpty(schema, nonEmptyElements, whitespaceElements, parent) ||
            hasOnlyChild(parent, "br")
          ) {
            parent.empty().remove();
          }
        } else {
          removeOrUnwrapInvalidNode(node, schema);
        }
      } else if (node.parent) {
        if (node.name === "li") {
          let sibling = node.prev;
          if (sibling && (sibling.name === "ul" || sibling.name === "ol")) {
            sibling.append(node);
            continue;
          }
          sibling = node.next;
          if (
            sibling &&
            (sibling.name === "ul" || sibling.name === "ol") &&
            sibling.firstChild
          ) {
            sibling.insert(node, sibling.firstChild, true);
            continue;
          }
          const wrapper = new AstNode("ul", 1);
          onCreate(wrapper);
          node.wrap(wrapper);
          continue;
        }
        if (
          schema.isValidChild(node.parent.name, "div") &&
          schema.isValidChild("div", node.name)
        ) {
          const wrapper = new AstNode("div", 1);
          onCreate(wrapper);
          node.wrap(wrapper);
        } else {
          removeOrUnwrapInvalidNode(node, schema);
        }
      }
    }
  };
  const hasClosest = (node, parentName) => {
    let tempNode = node;
    while (tempNode) {
      if (tempNode.name === parentName) {
        return true;
      }
      tempNode = tempNode.parent;
    }
    return false;
  };
  const isInvalid = (schema, node, parent = node.parent) => {
    if (
      parent &&
      schema.children[node.name] &&
      !schema.isValidChild(parent.name, node.name)
    ) {
      return true;
    } else if (parent && node.name === "a" && hasClosest(parent, "a")) {
      return true;
    } else {
      return false;
    }
  };

  const createRange = (sc, so, ec, eo) => {
    const rng = document.createRange();
    rng.setStart(sc, so);
    rng.setEnd(ec, eo);
    return rng;
  };
  const normalizeBlockSelectionRange = (rng) => {
    const startPos = CaretPosition.fromRangeStart(rng);
    const endPos = CaretPosition.fromRangeEnd(rng);
    const rootNode = rng.commonAncestorContainer;
    return fromPosition(false, rootNode, endPos)
      .map((newEndPos) => {
        if (
          !isInSameBlock(startPos, endPos, rootNode) &&
          isInSameBlock(startPos, newEndPos, rootNode)
        ) {
          return createRange(
            startPos.container(),
            startPos.offset(),
            newEndPos.container(),
            newEndPos.offset()
          );
        } else {
          return rng;
        }
      })
      .getOr(rng);
  };
  const normalize = (rng) =>
    rng.collapsed ? rng : normalizeBlockSelectionRange(rng);

  const hasOnlyOneChild$1 = (node) => {
    return isNonNullable(node.firstChild) && node.firstChild === node.lastChild;
  };
  const isPaddingNode = (node) => {
    return node.name === "br" || node.value === nbsp;
  };
  const isPaddedEmptyBlock = (schema, node) => {
    const blockElements = schema.getBlockElements();
    return (
      blockElements[node.name] &&
      hasOnlyOneChild$1(node) &&
      isPaddingNode(node.firstChild)
    );
  };
  const isEmptyFragmentElement = (schema, node) => {
    const nonEmptyElements = schema.getNonEmptyElements();
    return (
      isNonNullable(node) &&
      (node.isEmpty(nonEmptyElements) || isPaddedEmptyBlock(schema, node))
    );
  };
  const isListFragment = (schema, fragment) => {
    let firstChild = fragment.firstChild;
    let lastChild = fragment.lastChild;
    if (firstChild && firstChild.name === "meta") {
      firstChild = firstChild.next;
    }
    if (lastChild && lastChild.attr("id") === "mce_marker") {
      lastChild = lastChild.prev;
    }
    if (isEmptyFragmentElement(schema, lastChild)) {
      lastChild =
        lastChild === null || lastChild === void 0 ? void 0 : lastChild.prev;
    }
    if (!firstChild || firstChild !== lastChild) {
      return false;
    }
    return firstChild.name === "ul" || firstChild.name === "ol";
  };
  const cleanupDomFragment = (domFragment) => {
    var _a, _b;
    const firstChild = domFragment.firstChild;
    const lastChild = domFragment.lastChild;
    if (firstChild && firstChild.nodeName === "META") {
      (_a = firstChild.parentNode) === null || _a === void 0
        ? void 0
        : _a.removeChild(firstChild);
    }
    if (lastChild && lastChild.id === "mce_marker") {
      (_b = lastChild.parentNode) === null || _b === void 0
        ? void 0
        : _b.removeChild(lastChild);
    }
    return domFragment;
  };
  const toDomFragment = (dom, serializer, fragment) => {
    const html = serializer.serialize(fragment);
    const domFragment = dom.createFragment(html);
    return cleanupDomFragment(domFragment);
  };
  const listItems = (elm) => {
    var _a;
    return filter$5(
      (_a = elm === null || elm === void 0 ? void 0 : elm.childNodes) !==
        null && _a !== void 0
        ? _a
        : [],
      (child) => {
        return child.nodeName === "LI";
      }
    );
  };
  const isPadding = (node) => {
    return node.data === nbsp || isBr$6(node);
  };
  const isListItemPadded = (node) => {
    return (
      isNonNullable(
        node === null || node === void 0 ? void 0 : node.firstChild
      ) &&
      node.firstChild === node.lastChild &&
      isPadding(node.firstChild)
    );
  };
  const isEmptyOrPadded = (elm) => {
    return !elm.firstChild || isListItemPadded(elm);
  };
  const trimListItems = (elms) => {
    return elms.length > 0 && isEmptyOrPadded(elms[elms.length - 1])
      ? elms.slice(0, -1)
      : elms;
  };
  const getParentLi = (dom, node) => {
    const parentBlock = dom.getParent(node, dom.isBlock);
    return parentBlock && parentBlock.nodeName === "LI" ? parentBlock : null;
  };
  const isParentBlockLi = (dom, node) => {
    return !!getParentLi(dom, node);
  };
  const getSplit = (parentNode, rng) => {
    const beforeRng = rng.cloneRange();
    const afterRng = rng.cloneRange();
    beforeRng.setStartBefore(parentNode);
    afterRng.setEndAfter(parentNode);
    return [beforeRng.cloneContents(), afterRng.cloneContents()];
  };
  const findFirstIn = (node, rootNode) => {
    const caretPos = CaretPosition.before(node);
    const caretWalker = CaretWalker(rootNode);
    const newCaretPos = caretWalker.next(caretPos);
    return newCaretPos ? newCaretPos.toRange() : null;
  };
  const findLastOf = (node, rootNode) => {
    const caretPos = CaretPosition.after(node);
    const caretWalker = CaretWalker(rootNode);
    const newCaretPos = caretWalker.prev(caretPos);
    return newCaretPos ? newCaretPos.toRange() : null;
  };
  const insertMiddle = (target, elms, rootNode, rng) => {
    const parts = getSplit(target, rng);
    const parentElm = target.parentNode;
    if (parentElm) {
      parentElm.insertBefore(parts[0], target);
      Tools.each(elms, (li) => {
        parentElm.insertBefore(li, target);
      });
      parentElm.insertBefore(parts[1], target);
      parentElm.removeChild(target);
    }
    return findLastOf(elms[elms.length - 1], rootNode);
  };
  const insertBefore$2 = (target, elms, rootNode) => {
    const parentElm = target.parentNode;
    if (parentElm) {
      Tools.each(elms, (elm) => {
        parentElm.insertBefore(elm, target);
      });
    }
    return findFirstIn(target, rootNode);
  };
  const insertAfter$2 = (target, elms, rootNode, dom) => {
    dom.insertAfter(elms.reverse(), target);
    return findLastOf(elms[0], rootNode);
  };
  const insertAtCaret$1 = (serializer, dom, rng, fragment) => {
    const domFragment = toDomFragment(dom, serializer, fragment);
    const liTarget = getParentLi(dom, rng.startContainer);
    const liElms = trimListItems(listItems(domFragment.firstChild));
    const BEGINNING = 1,
      END = 2;
    const rootNode = dom.getRoot();
    const isAt = (location) => {
      const caretPos = CaretPosition.fromRangeStart(rng);
      const caretWalker = CaretWalker(dom.getRoot());
      const newPos =
        location === BEGINNING
          ? caretWalker.prev(caretPos)
          : caretWalker.next(caretPos);
      const newPosNode =
        newPos === null || newPos === void 0 ? void 0 : newPos.getNode();
      return newPosNode ? getParentLi(dom, newPosNode) !== liTarget : true;
    };
    if (!liTarget) {
      return null;
    } else if (isAt(BEGINNING)) {
      return insertBefore$2(liTarget, liElms, rootNode);
    } else if (isAt(END)) {
      return insertAfter$2(liTarget, liElms, rootNode, dom);
    } else {
      return insertMiddle(liTarget, liElms, rootNode, rng);
    }
  };

  const mergeableWrappedElements = ["pre"];
  const shouldPasteContentOnly = (dom, fragment, parentNode, root) => {
    var _a;
    const firstNode = fragment.firstChild;
    const lastNode = fragment.lastChild;
    const last =
      lastNode.attr("data-mce-type") === "bookmark" ? lastNode.prev : lastNode;
    const isPastingSingleElement = firstNode === last;
    const isWrappedElement = contains$2(
      mergeableWrappedElements,
      firstNode.name
    );
    if (isPastingSingleElement && isWrappedElement) {
      const isContentEditable = firstNode.attr("contenteditable") !== "false";
      const isPastingInTheSameBlockTag =
        ((_a = dom.getParent(parentNode, dom.isBlock)) === null || _a === void 0
          ? void 0
          : _a.nodeName.toLowerCase()) === firstNode.name;
      const isPastingInContentEditable = Optional.from(
        getContentEditableRoot$1(root, parentNode)
      ).forall(isContentEditableTrue$3);
      return (
        isContentEditable &&
        isPastingInTheSameBlockTag &&
        isPastingInContentEditable
      );
    } else {
      return false;
    }
  };
  const isTableCell = isTableCell$3;
  const isTableCellContentSelected = (dom, rng, cell) => {
    if (isNonNullable(cell)) {
      const endCell = dom.getParent(rng.endContainer, isTableCell);
      return (
        cell === endCell &&
        hasAllContentsSelected(SugarElement.fromDom(cell), rng)
      );
    } else {
      return false;
    }
  };
  const validInsertion = (editor, value, parentNode) => {
    var _a;
    if (parentNode.getAttribute("data-mce-bogus") === "all") {
      (_a = parentNode.parentNode) === null || _a === void 0
        ? void 0
        : _a.insertBefore(editor.dom.createFragment(value), parentNode);
    } else {
      const node = parentNode.firstChild;
      const node2 = parentNode.lastChild;
      if (!node || (node === node2 && node.nodeName === "BR")) {
        editor.dom.setHTML(parentNode, value);
      } else {
        editor.selection.setContent(value, { no_events: true });
      }
    }
  };
  const trimBrsFromTableCell = (dom, elm) => {
    Optional.from(dom.getParent(elm, "td,th"))
      .map(SugarElement.fromDom)
      .each(trimBlockTrailingBr);
  };
  const reduceInlineTextElements = (editor, merge) => {
    const textInlineElements = editor.schema.getTextInlineElements();
    const dom = editor.dom;
    if (merge) {
      const root = editor.getBody();
      const elementUtils = ElementUtils(editor);
      Tools.each(dom.select("*[data-mce-fragment]"), (node) => {
        const isInline = isNonNullable(
          textInlineElements[node.nodeName.toLowerCase()]
        );
        if (isInline && hasInheritableStyles(dom, node)) {
          for (
            let parentNode = node.parentElement;
            isNonNullable(parentNode) && parentNode !== root;
            parentNode = parentNode.parentElement
          ) {
            const styleConflict = hasStyleConflict(dom, node, parentNode);
            if (styleConflict) {
              break;
            }
            if (elementUtils.compare(parentNode, node)) {
              dom.remove(node, true);
              break;
            }
          }
        }
      });
    }
  };
  const markFragmentElements = (fragment) => {
    let node = fragment;
    while ((node = node.walk())) {
      if (node.type === 1) {
        node.attr("data-mce-fragment", "1");
      }
    }
  };
  const unmarkFragmentElements = (elm) => {
    Tools.each(elm.getElementsByTagName("*"), (elm) => {
      elm.removeAttribute("data-mce-fragment");
    });
  };
  const isPartOfFragment = (node) => {
    return !!node.getAttribute("data-mce-fragment");
  };
  const canHaveChildren = (editor, node) => {
    return (
      isNonNullable(node) && !editor.schema.getVoidElements()[node.nodeName]
    );
  };
  const moveSelectionToMarker = (editor, marker) => {
    var _a, _b, _c;
    let nextRng;
    const dom = editor.dom;
    const selection = editor.selection;
    if (!marker) {
      return;
    }
    selection.scrollIntoView(marker);
    const parentEditableElm = getContentEditableRoot$1(
      editor.getBody(),
      marker
    );
    if (
      parentEditableElm &&
      dom.getContentEditable(parentEditableElm) === "false"
    ) {
      dom.remove(marker);
      selection.select(parentEditableElm);
      return;
    }
    let rng = dom.createRng();
    const node = marker.previousSibling;
    if (isText$a(node)) {
      rng.setStart(
        node,
        (_b =
          (_a = node.nodeValue) === null || _a === void 0
            ? void 0
            : _a.length) !== null && _b !== void 0
          ? _b
          : 0
      );
      const node2 = marker.nextSibling;
      if (isText$a(node2)) {
        node.appendData(node2.data);
        (_c = node2.parentNode) === null || _c === void 0
          ? void 0
          : _c.removeChild(node2);
      }
    } else {
      rng.setStartBefore(marker);
      rng.setEndBefore(marker);
    }
    const findNextCaretRng = (rng) => {
      let caretPos = CaretPosition.fromRangeStart(rng);
      const caretWalker = CaretWalker(editor.getBody());
      caretPos = caretWalker.next(caretPos);
      return caretPos === null || caretPos === void 0
        ? void 0
        : caretPos.toRange();
    };
    const parentBlock = dom.getParent(marker, dom.isBlock);
    dom.remove(marker);
    if (parentBlock && dom.isEmpty(parentBlock)) {
      const isCell = isTableCell(parentBlock);
      empty(SugarElement.fromDom(parentBlock));
      rng.setStart(parentBlock, 0);
      rng.setEnd(parentBlock, 0);
      if (
        !isCell &&
        !isPartOfFragment(parentBlock) &&
        (nextRng = findNextCaretRng(rng))
      ) {
        rng = nextRng;
        dom.remove(parentBlock);
      } else {
        dom.add(
          parentBlock,
          dom.create("br", isCell ? {} : { "data-mce-bogus": "1" })
        );
      }
    }
    selection.setRng(rng);
  };
  const deleteSelectedContent = (editor) => {
    const dom = editor.dom;
    const rng = normalize(editor.selection.getRng());
    editor.selection.setRng(rng);
    const startCell = dom.getParent(rng.startContainer, isTableCell);
    if (isTableCellContentSelected(dom, rng, startCell)) {
      deleteCellContents(editor, rng, SugarElement.fromDom(startCell));
    } else if (
      rng.startContainer === rng.endContainer &&
      rng.endOffset - rng.startOffset === 1 &&
      isText$a(rng.startContainer.childNodes[rng.startOffset])
    ) {
      rng.deleteContents();
    } else {
      editor.getDoc().execCommand("Delete", false);
    }
  };
  const findMarkerNode = (scope) => {
    for (let markerNode = scope; markerNode; markerNode = markerNode.walk()) {
      if (markerNode.attr("id") === "mce_marker") {
        return Optional.some(markerNode);
      }
    }
    return Optional.none();
  };
  const insertHtmlAtCaret = (editor, value, details) => {
    var _a, _b;
    const selection = editor.selection;
    const dom = editor.dom;
    const parser = editor.parser;
    const merge = details.merge;
    const serializer = HtmlSerializer({ validate: true }, editor.schema);
    const bookmarkHtml =
      '<span id="mce_marker" data-mce-type="bookmark">&#xFEFF;</span>';
    if (value.indexOf("{$caret}") === -1) {
      value += "{$caret}";
    }
    value = value.replace(/\{\$caret\}/, bookmarkHtml);
    let rng = selection.getRng();
    const caretElement = rng.startContainer;
    const body = editor.getBody();
    if (caretElement === body && selection.isCollapsed()) {
      if (
        dom.isBlock(body.firstChild) &&
        canHaveChildren(editor, body.firstChild) &&
        dom.isEmpty(body.firstChild)
      ) {
        rng = dom.createRng();
        rng.setStart(body.firstChild, 0);
        rng.setEnd(body.firstChild, 0);
        selection.setRng(rng);
      }
    }
    if (!selection.isCollapsed()) {
      deleteSelectedContent(editor);
    }
    const parentNode = selection.getNode();
    const parserArgs = {
      context: parentNode.nodeName.toLowerCase(),
      data: details.data,
      insert: true,
    };
    const fragment = parser.parse(value, parserArgs);
    if (
      details.paste === true &&
      isListFragment(editor.schema, fragment) &&
      isParentBlockLi(dom, parentNode)
    ) {
      rng = insertAtCaret$1(serializer, dom, selection.getRng(), fragment);
      if (rng) {
        selection.setRng(rng);
      }
      return value;
    }
    if (
      details.paste === true &&
      shouldPasteContentOnly(dom, fragment, parentNode, editor.getBody())
    ) {
      (_a = fragment.firstChild) === null || _a === void 0
        ? void 0
        : _a.unwrap();
    }
    markFragmentElements(fragment);
    let node = fragment.lastChild;
    if (node && node.attr("id") === "mce_marker") {
      const marker = node;
      for (node = node.prev; node; node = node.walk(true)) {
        if (node.type === 3 || !dom.isBlock(node.name)) {
          if (
            node.parent &&
            editor.schema.isValidChild(node.parent.name, "span")
          ) {
            node.parent.insert(marker, node, node.name === "br");
          }
          break;
        }
      }
    }
    editor._selectionOverrides.showBlockCaretContainer(parentNode);
    if (!parserArgs.invalid) {
      value = serializer.serialize(fragment);
      validInsertion(editor, value, parentNode);
    } else {
      editor.selection.setContent(bookmarkHtml);
      let parentNode = selection.getNode();
      let tempNode;
      const rootNode = editor.getBody();
      if (isDocument$1(parentNode)) {
        parentNode = tempNode = rootNode;
      } else {
        tempNode = parentNode;
      }
      while (tempNode && tempNode !== rootNode) {
        parentNode = tempNode;
        tempNode = tempNode.parentNode;
      }
      value =
        parentNode === rootNode
          ? rootNode.innerHTML
          : dom.getOuterHTML(parentNode);
      const root = parser.parse(value);
      const markerNode = findMarkerNode(root);
      const editingHost = markerNode.bind(findClosestEditingHost).getOr(root);
      markerNode.each((marker) => marker.replace(fragment));
      const toExtract = fragment.children();
      const parent =
        (_b = fragment.parent) !== null && _b !== void 0 ? _b : root;
      fragment.unwrap();
      const invalidChildren = filter$5(toExtract, (node) =>
        isInvalid(editor.schema, node, parent)
      );
      cleanInvalidNodes(invalidChildren, editor.schema, editingHost);
      filter$2(parser.getNodeFilters(), parser.getAttributeFilters(), root);
      value = serializer.serialize(root);
      if (parentNode === rootNode) {
        dom.setHTML(rootNode, value);
      } else {
        dom.setOuterHTML(parentNode, value);
      }
    }
    reduceInlineTextElements(editor, merge);
    moveSelectionToMarker(editor, dom.get("mce_marker"));
    unmarkFragmentElements(editor.getBody());
    trimBrsFromTableCell(dom, selection.getStart());
    updateCaret(editor.schema, editor.getBody(), selection.getStart());
    return value;
  };

  const isTreeNode = (content) => content instanceof AstNode;

  const moveSelection = (editor) => {
    if (hasFocus(editor)) {
      firstPositionIn(editor.getBody()).each((pos) => {
        const node = pos.getNode();
        const caretPos = isTable$2(node)
          ? firstPositionIn(node).getOr(pos)
          : pos;
        editor.selection.setRng(caretPos.toRange());
      });
    }
  };
  const setEditorHtml = (editor, html, noSelection) => {
    editor.dom.setHTML(editor.getBody(), html);
    if (noSelection !== true) {
      moveSelection(editor);
    }
  };
  const setContentString = (editor, body, content, args) => {
    if (content.length === 0 || /^\s+$/.test(content)) {
      const padd = '<br data-mce-bogus="1">';
      if (body.nodeName === "TABLE") {
        content = "<tr><td>" + padd + "</td></tr>";
      } else if (/^(UL|OL)$/.test(body.nodeName)) {
        content = "<li>" + padd + "</li>";
      }
      const forcedRootBlockName = getForcedRootBlock(editor);
      if (
        editor.schema.isValidChild(
          body.nodeName.toLowerCase(),
          forcedRootBlockName.toLowerCase()
        )
      ) {
        content = padd;
        content = editor.dom.createHTML(
          forcedRootBlockName,
          getForcedRootBlockAttrs(editor),
          content
        );
      } else if (!content) {
        content = padd;
      }
      setEditorHtml(editor, content, args.no_selection);
      return {
        content,
        html: content,
      };
    } else {
      if (args.format !== "raw") {
        content = HtmlSerializer({ validate: false }, editor.schema).serialize(
          editor.parser.parse(content, {
            isRootContent: true,
            insert: true,
          })
        );
      }
      const trimmedHtml = isWsPreserveElement(SugarElement.fromDom(body))
        ? content
        : Tools.trim(content);
      setEditorHtml(editor, trimmedHtml, args.no_selection);
      return {
        content: trimmedHtml,
        html: trimmedHtml,
      };
    }
  };
  const setContentTree = (editor, body, content, args) => {
    filter$2(
      editor.parser.getNodeFilters(),
      editor.parser.getAttributeFilters(),
      content
    );
    const html = HtmlSerializer({ validate: false }, editor.schema).serialize(
      content
    );
    const trimmedHtml = isWsPreserveElement(SugarElement.fromDom(body))
      ? html
      : Tools.trim(html);
    setEditorHtml(editor, trimmedHtml, args.no_selection);
    return {
      content,
      html: trimmedHtml,
    };
  };
  const setContentInternal = (editor, content, args) => {
    return Optional.from(editor.getBody())
      .map((body) => {
        if (isTreeNode(content)) {
          return setContentTree(editor, body, content, args);
        } else {
          return setContentString(editor, body, content, args);
        }
      })
      .getOr({
        content,
        html: isTreeNode(args.content) ? "" : args.content,
      });
  };

  const ancestor$1 = (scope, predicate, isRoot) =>
    ancestor$4(scope, predicate, isRoot).isSome();
  const sibling = (scope, predicate) => sibling$1(scope, predicate).isSome();

  const ensureIsRoot = (isRoot) => (isFunction(isRoot) ? isRoot : never);
  const ancestor = (scope, transform, isRoot) => {
    let element = scope.dom;
    const stop = ensureIsRoot(isRoot);
    while (element.parentNode) {
      element = element.parentNode;
      const el = SugarElement.fromDom(element);
      const transformed = transform(el);
      if (transformed.isSome()) {
        return transformed;
      } else if (stop(el)) {
        break;
      }
    }
    return Optional.none();
  };
  const closest$1 = (scope, transform, isRoot) => {
    const current = transform(scope);
    const stop = ensureIsRoot(isRoot);
    return current.orThunk(() =>
      stop(scope) ? Optional.none() : ancestor(scope, transform, stop)
    );
  };

  const isEq$3 = isEq$5;
  const matchesUnInheritedFormatSelector = (ed, node, name) => {
    const formatList = ed.formatter.get(name);
    if (formatList) {
      for (let i = 0; i < formatList.length; i++) {
        const format = formatList[i];
        if (
          isSelectorFormat(format) &&
          format.inherit === false &&
          ed.dom.is(node, format.selector)
        ) {
          return true;
        }
      }
    }
    return false;
  };
  const matchParents = (editor, node, name, vars, similar) => {
    const root = editor.dom.getRoot();
    if (node === root) {
      return false;
    }
    const matchedNode = editor.dom.getParent(node, (elm) => {
      if (matchesUnInheritedFormatSelector(editor, elm, name)) {
        return true;
      }
      return (
        elm.parentNode === root || !!matchNode(editor, elm, name, vars, true)
      );
    });
    return !!matchNode(editor, matchedNode, name, vars, similar);
  };
  const matchName = (dom, node, format) => {
    if (isInlineFormat(format) && isEq$3(node, format.inline)) {
      return true;
    }
    if (isBlockFormat(format) && isEq$3(node, format.block)) {
      return true;
    }
    if (isSelectorFormat(format)) {
      return isElement$6(node) && dom.is(node, format.selector);
    }
    return false;
  };
  const matchItems = (dom, node, format, itemName, similar, vars) => {
    const items = format[itemName];
    const matchAttributes = itemName === "attributes";
    if (isFunction(format.onmatch)) {
      return format.onmatch(node, format, itemName);
    }
    if (items) {
      if (!isArrayLike(items)) {
        for (const key in items) {
          if (has$2(items, key)) {
            const value = matchAttributes
              ? dom.getAttrib(node, key)
              : getStyle(dom, node, key);
            const expectedValue = replaceVars(items[key], vars);
            const isEmptyValue = isNullable(value) || isEmpty$3(value);
            if (isEmptyValue && isNullable(expectedValue)) {
              continue;
            }
            if (similar && isEmptyValue && !format.exact) {
              return false;
            }
            if (
              (!similar || format.exact) &&
              !isEq$3(value, normalizeStyleValue(expectedValue, key))
            ) {
              return false;
            }
          }
        }
      } else {
        for (let i = 0; i < items.length; i++) {
          if (
            matchAttributes
              ? dom.getAttrib(node, items[i])
              : getStyle(dom, node, items[i])
          ) {
            return true;
          }
        }
      }
    }
    return true;
  };
  const matchNode = (ed, node, name, vars, similar) => {
    const formatList = ed.formatter.get(name);
    const dom = ed.dom;
    if (formatList && isElement$6(node)) {
      for (let i = 0; i < formatList.length; i++) {
        const format = formatList[i];
        if (
          matchName(ed.dom, node, format) &&
          matchItems(dom, node, format, "attributes", similar, vars) &&
          matchItems(dom, node, format, "styles", similar, vars)
        ) {
          const classes = format.classes;
          if (classes) {
            for (let x = 0; x < classes.length; x++) {
              if (!ed.dom.hasClass(node, replaceVars(classes[x], vars))) {
                return;
              }
            }
          }
          return format;
        }
      }
    }
    return undefined;
  };
  const match$2 = (editor, name, vars, node, similar) => {
    if (node) {
      return matchParents(editor, node, name, vars, similar);
    }
    node = editor.selection.getNode();
    if (matchParents(editor, node, name, vars, similar)) {
      return true;
    }
    const startNode = editor.selection.getStart();
    if (startNode !== node) {
      if (matchParents(editor, startNode, name, vars, similar)) {
        return true;
      }
    }
    return false;
  };
  const matchAll = (editor, names, vars) => {
    const matchedFormatNames = [];
    const checkedMap = {};
    const startElement = editor.selection.getStart();
    editor.dom.getParent(
      startElement,
      (node) => {
        for (let i = 0; i < names.length; i++) {
          const name = names[i];
          if (!checkedMap[name] && matchNode(editor, node, name, vars)) {
            checkedMap[name] = true;
            matchedFormatNames.push(name);
          }
        }
      },
      editor.dom.getRoot()
    );
    return matchedFormatNames;
  };
  const closest = (editor, names) => {
    const isRoot = (elm) => eq(elm, SugarElement.fromDom(editor.getBody()));
    const match = (elm, name) =>
      matchNode(editor, elm.dom, name) ? Optional.some(name) : Optional.none();
    return Optional.from(editor.selection.getStart(true))
      .bind((rawElm) =>
        closest$1(
          SugarElement.fromDom(rawElm),
          (elm) => findMap(names, (name) => match(elm, name)),
          isRoot
        )
      )
      .getOrNull();
  };
  const canApply = (editor, name) => {
    const formatList = editor.formatter.get(name);
    const dom = editor.dom;
    if (formatList && editor.selection.isEditable()) {
      const startNode = editor.selection.getStart();
      const parents = getParents$2(dom, startNode);
      for (let x = formatList.length - 1; x >= 0; x--) {
        const format = formatList[x];
        if (!isSelectorFormat(format)) {
          return true;
        }
        for (let i = parents.length - 1; i >= 0; i--) {
          if (dom.is(parents[i], format.selector)) {
            return true;
          }
        }
      }
    }
    return false;
  };
  const matchAllOnNode = (editor, node, formatNames) =>
    foldl(
      formatNames,
      (acc, name) => {
        const matchSimilar = isVariableFormatName(editor, name);
        if (editor.formatter.matchNode(node, name, {}, matchSimilar)) {
          return acc.concat([name]);
        } else {
          return acc;
        }
      },
      []
    );

  const ZWSP = ZWSP$1;
  const importNode = (ownerDocument, node) => {
    return ownerDocument.importNode(node, true);
  };
  const getEmptyCaretContainers = (node) => {
    const nodes = [];
    let tempNode = node;
    while (tempNode) {
      if (
        (isText$a(tempNode) && tempNode.data !== ZWSP) ||
        tempNode.childNodes.length > 1
      ) {
        return [];
      }
      if (isElement$6(tempNode)) {
        nodes.push(tempNode);
      }
      tempNode = tempNode.firstChild;
    }
    return nodes;
  };
  const isCaretContainerEmpty = (node) => {
    return getEmptyCaretContainers(node).length > 0;
  };
  const findFirstTextNode = (node) => {
    if (node) {
      const walker = new DomTreeWalker(node, node);
      for (
        let tempNode = walker.current();
        tempNode;
        tempNode = walker.next()
      ) {
        if (isText$a(tempNode)) {
          return tempNode;
        }
      }
    }
    return null;
  };
  const createCaretContainer = (fill) => {
    const caretContainer = SugarElement.fromTag("span");
    setAll$1(caretContainer, {
      id: CARET_ID,
      "data-mce-bogus": "1",
      "data-mce-type": "format-caret",
    });
    if (fill) {
      append$1(caretContainer, SugarElement.fromText(ZWSP));
    }
    return caretContainer;
  };
  const trimZwspFromCaretContainer = (caretContainerNode) => {
    const textNode = findFirstTextNode(caretContainerNode);
    if (textNode && textNode.data.charAt(0) === ZWSP) {
      textNode.deleteData(0, 1);
    }
    return textNode;
  };
  const removeCaretContainerNode = (editor, node, moveCaret = true) => {
    const dom = editor.dom,
      selection = editor.selection;
    if (isCaretContainerEmpty(node)) {
      deleteElement$2(editor, false, SugarElement.fromDom(node), moveCaret);
    } else {
      const rng = selection.getRng();
      const block = dom.getParent(node, dom.isBlock);
      const startContainer = rng.startContainer;
      const startOffset = rng.startOffset;
      const endContainer = rng.endContainer;
      const endOffset = rng.endOffset;
      const textNode = trimZwspFromCaretContainer(node);
      dom.remove(node, true);
      if (startContainer === textNode && startOffset > 0) {
        rng.setStart(textNode, startOffset - 1);
      }
      if (endContainer === textNode && endOffset > 0) {
        rng.setEnd(textNode, endOffset - 1);
      }
      if (block && dom.isEmpty(block)) {
        fillWithPaddingBr(SugarElement.fromDom(block));
      }
      selection.setRng(rng);
    }
  };
  const removeCaretContainer = (editor, node, moveCaret = true) => {
    const dom = editor.dom,
      selection = editor.selection;
    if (!node) {
      node = getParentCaretContainer(editor.getBody(), selection.getStart());
      if (!node) {
        while ((node = dom.get(CARET_ID))) {
          removeCaretContainerNode(editor, node, moveCaret);
        }
      }
    } else {
      removeCaretContainerNode(editor, node, moveCaret);
    }
  };
  const insertCaretContainerNode = (editor, caretContainer, formatNode) => {
    var _a, _b;
    const dom = editor.dom;
    const block = dom.getParent(
      formatNode,
      curry(isTextBlock$1, editor.schema)
    );
    if (block && dom.isEmpty(block)) {
      (_a = formatNode.parentNode) === null || _a === void 0
        ? void 0
        : _a.replaceChild(caretContainer, formatNode);
    } else {
      removeTrailingBr(SugarElement.fromDom(formatNode));
      if (dom.isEmpty(formatNode)) {
        (_b = formatNode.parentNode) === null || _b === void 0
          ? void 0
          : _b.replaceChild(caretContainer, formatNode);
      } else {
        dom.insertAfter(caretContainer, formatNode);
      }
    }
  };
  const appendNode = (parentNode, node) => {
    parentNode.appendChild(node);
    return node;
  };
  const insertFormatNodesIntoCaretContainer = (formatNodes, caretContainer) => {
    var _a;
    const innerMostFormatNode = foldr(
      formatNodes,
      (parentNode, formatNode) => {
        return appendNode(parentNode, formatNode.cloneNode(false));
      },
      caretContainer
    );
    const doc =
      (_a = innerMostFormatNode.ownerDocument) !== null && _a !== void 0
        ? _a
        : document;
    return appendNode(innerMostFormatNode, doc.createTextNode(ZWSP));
  };
  const cleanFormatNode = (
    editor,
    caretContainer,
    formatNode,
    name,
    vars,
    similar
  ) => {
    const formatter = editor.formatter;
    const dom = editor.dom;
    const validFormats = filter$5(
      keys(formatter.get()),
      (formatName) =>
        formatName !== name && !contains$1(formatName, "removeformat")
    );
    const matchedFormats = matchAllOnNode(editor, formatNode, validFormats);
    const uniqueFormats = filter$5(
      matchedFormats,
      (fmtName) => !areSimilarFormats(editor, fmtName, name)
    );
    if (uniqueFormats.length > 0) {
      const clonedFormatNode = formatNode.cloneNode(false);
      dom.add(caretContainer, clonedFormatNode);
      formatter.remove(name, vars, clonedFormatNode, similar);
      dom.remove(clonedFormatNode);
      return Optional.some(clonedFormatNode);
    } else {
      return Optional.none();
    }
  };
  const applyCaretFormat = (editor, name, vars) => {
    let caretContainer;
    const selection = editor.selection;
    const formatList = editor.formatter.get(name);
    if (!formatList) {
      return;
    }
    const selectionRng = selection.getRng();
    let offset = selectionRng.startOffset;
    const container = selectionRng.startContainer;
    const text = container.nodeValue;
    caretContainer = getParentCaretContainer(
      editor.getBody(),
      selection.getStart()
    );
    const wordcharRegex = /[^\s\u00a0\u00ad\u200b\ufeff]/;
    if (
      text &&
      offset > 0 &&
      offset < text.length &&
      wordcharRegex.test(text.charAt(offset)) &&
      wordcharRegex.test(text.charAt(offset - 1))
    ) {
      const bookmark = selection.getBookmark();
      selectionRng.collapse(true);
      let rng = expandRng(editor.dom, selectionRng, formatList);
      rng = split(rng);
      editor.formatter.apply(name, vars, rng);
      selection.moveToBookmark(bookmark);
    } else {
      let textNode = caretContainer ? findFirstTextNode(caretContainer) : null;
      if (
        !caretContainer ||
        (textNode === null || textNode === void 0 ? void 0 : textNode.data) !==
          ZWSP
      ) {
        caretContainer = importNode(
          editor.getDoc(),
          createCaretContainer(true).dom
        );
        textNode = caretContainer.firstChild;
        selectionRng.insertNode(caretContainer);
        offset = 1;
        editor.formatter.apply(name, vars, caretContainer);
      } else {
        editor.formatter.apply(name, vars, caretContainer);
      }
      selection.setCursorLocation(textNode, offset);
    }
  };
  const removeCaretFormat = (editor, name, vars, similar) => {
    const dom = editor.dom;
    const selection = editor.selection;
    let hasContentAfter = false;
    const formatList = editor.formatter.get(name);
    if (!formatList) {
      return;
    }
    const rng = selection.getRng();
    const container = rng.startContainer;
    const offset = rng.startOffset;
    let node = container;
    if (isText$a(container)) {
      if (offset !== container.data.length) {
        hasContentAfter = true;
      }
      node = node.parentNode;
    }
    const parents = [];
    let formatNode;
    while (node) {
      if (matchNode(editor, node, name, vars, similar)) {
        formatNode = node;
        break;
      }
      if (node.nextSibling) {
        hasContentAfter = true;
      }
      parents.push(node);
      node = node.parentNode;
    }
    if (!formatNode) {
      return;
    }
    if (hasContentAfter) {
      const bookmark = selection.getBookmark();
      rng.collapse(true);
      let expandedRng = expandRng(dom, rng, formatList, true);
      expandedRng = split(expandedRng);
      editor.formatter.remove(name, vars, expandedRng, similar);
      selection.moveToBookmark(bookmark);
    } else {
      const caretContainer = getParentCaretContainer(
        editor.getBody(),
        formatNode
      );
      const newCaretContainer = createCaretContainer(false).dom;
      insertCaretContainerNode(
        editor,
        newCaretContainer,
        caretContainer !== null && caretContainer !== void 0
          ? caretContainer
          : formatNode
      );
      const cleanedFormatNode = cleanFormatNode(
        editor,
        newCaretContainer,
        formatNode,
        name,
        vars,
        similar
      );
      const caretTextNode = insertFormatNodesIntoCaretContainer(
        parents.concat(cleanedFormatNode.toArray()),
        newCaretContainer
      );
      if (caretContainer) {
        removeCaretContainerNode(editor, caretContainer, false);
      }
      selection.setCursorLocation(caretTextNode, 1);
      if (dom.isEmpty(formatNode)) {
        dom.remove(formatNode);
      }
    }
  };
  const disableCaretContainer = (editor, keyCode, moveCaret) => {
    const selection = editor.selection,
      body = editor.getBody();
    removeCaretContainer(editor, null, moveCaret);
    if (
      (keyCode === 8 || keyCode === 46) &&
      selection.isCollapsed() &&
      selection.getStart().innerHTML === ZWSP
    ) {
      removeCaretContainer(
        editor,
        getParentCaretContainer(body, selection.getStart())
      );
    }
    if (keyCode === 37 || keyCode === 39) {
      removeCaretContainer(
        editor,
        getParentCaretContainer(body, selection.getStart())
      );
    }
  };
  const endsWithNbsp = (element) =>
    isText$a(element) && endsWith(element.data, nbsp);
  const setup$u = (editor) => {
    editor.on("mouseup keydown", (e) => {
      disableCaretContainer(
        editor,
        e.keyCode,
        endsWithNbsp(editor.selection.getRng().endContainer)
      );
    });
  };
  const createCaretFormat = (formatNodes) => {
    const caretContainer = createCaretContainer(false);
    const innerMost = insertFormatNodesIntoCaretContainer(
      formatNodes,
      caretContainer.dom
    );
    return {
      caretContainer,
      caretPosition: CaretPosition(innerMost, 0),
    };
  };
  const replaceWithCaretFormat = (targetNode, formatNodes) => {
    const { caretContainer, caretPosition } = createCaretFormat(formatNodes);
    before$3(SugarElement.fromDom(targetNode), caretContainer);
    remove$5(SugarElement.fromDom(targetNode));
    return caretPosition;
  };
  const createCaretFormatAtStart$1 = (rng, formatNodes) => {
    const { caretContainer, caretPosition } = createCaretFormat(formatNodes);
    rng.insertNode(caretContainer.dom);
    return caretPosition;
  };
  const isFormatElement = (editor, element) => {
    const inlineElements = editor.schema.getTextInlineElements();
    return (
      has$2(inlineElements, name(element)) &&
      !isCaretNode(element.dom) &&
      !isBogus$2(element.dom)
    );
  };
  const isEmptyCaretFormatElement = (element) => {
    return isCaretNode(element.dom) && isCaretContainerEmpty(element.dom);
  };

  const postProcessHooks = {};
  const isPre = matchNodeNames(["pre"]);
  const addPostProcessHook = (name, hook) => {
    const hooks = postProcessHooks[name];
    if (!hooks) {
      postProcessHooks[name] = [];
    }
    postProcessHooks[name].push(hook);
  };
  const postProcess$1 = (name, editor) => {
    if (has$2(postProcessHooks, name)) {
      each$e(postProcessHooks[name], (hook) => {
        hook(editor);
      });
    }
  };
  addPostProcessHook("pre", (editor) => {
    const rng = editor.selection.getRng();
    const hasPreSibling = (blocks) => (pre) => {
      const prev = pre.previousSibling;
      return isPre(prev) && contains$2(blocks, prev);
    };
    const joinPre = (pre1, pre2) => {
      const sPre2 = SugarElement.fromDom(pre2);
      const doc = documentOrOwner(sPre2).dom;
      remove$5(sPre2);
      append(SugarElement.fromDom(pre1), [
        SugarElement.fromTag("br", doc),
        SugarElement.fromTag("br", doc),
        ...children$1(sPre2),
      ]);
    };
    if (!rng.collapsed) {
      const blocks = editor.selection.getSelectedBlocks();
      const preBlocks = filter$5(
        filter$5(blocks, isPre),
        hasPreSibling(blocks)
      );
      each$e(preBlocks, (pre) => {
        joinPre(pre.previousSibling, pre);
      });
    }
  });

  const listItemStyles = [
    "fontWeight",
    "fontStyle",
    "color",
    "fontSize",
    "fontFamily",
  ];
  const hasListStyles = (fmt) =>
    isObject(fmt.styles) &&
    exists(keys(fmt.styles), (name) => contains$2(listItemStyles, name));
  const findExpandedListItemFormat = (formats) =>
    find$2(
      formats,
      (fmt) =>
        isInlineFormat(fmt) && fmt.inline === "span" && hasListStyles(fmt)
    );
  const getExpandedListItemFormat = (formatter, format) => {
    const formatList = formatter.get(format);
    return isArray$1(formatList)
      ? findExpandedListItemFormat(formatList)
      : Optional.none();
  };
  const isRngStartAtStartOfElement = (rng, elm) =>
    prevPosition(elm, CaretPosition.fromRangeStart(rng)).isNone();
  const isRngEndAtEndOfElement = (rng, elm) => {
    return (
      nextPosition(elm, CaretPosition.fromRangeEnd(rng)).exists(
        (pos) => !isBr$6(pos.getNode()) || nextPosition(elm, pos).isSome()
      ) === false
    );
  };
  const isEditableListItem = (dom) => (elm) =>
    isListItem$2(elm) && dom.isEditable(elm);
  const getFullySelectedBlocks = (selection) => {
    const blocks = selection.getSelectedBlocks();
    const rng = selection.getRng();
    if (selection.isCollapsed()) {
      return [];
    }
    if (blocks.length === 1) {
      return isRngStartAtStartOfElement(rng, blocks[0]) &&
        isRngEndAtEndOfElement(rng, blocks[0])
        ? blocks
        : [];
    } else {
      const first = head(blocks)
        .filter((elm) => isRngStartAtStartOfElement(rng, elm))
        .toArray();
      const last = last$3(blocks)
        .filter((elm) => isRngEndAtEndOfElement(rng, elm))
        .toArray();
      const middle = blocks.slice(1, -1);
      return first.concat(middle).concat(last);
    }
  };
  const getFullySelectedListItems = (selection) =>
    filter$5(
      getFullySelectedBlocks(selection),
      isEditableListItem(selection.dom)
    );
  const getPartiallySelectedListItems = (selection) =>
    filter$5(selection.getSelectedBlocks(), isEditableListItem(selection.dom));

  const each$8 = Tools.each;
  const isElementNode = (node) =>
    isElement$6(node) &&
    !isBookmarkNode$1(node) &&
    !isCaretNode(node) &&
    !isBogus$2(node);
  const findElementSibling = (node, siblingName) => {
    for (let sibling = node; sibling; sibling = sibling[siblingName]) {
      if (isText$a(sibling) && isNotEmpty(sibling.data)) {
        return node;
      }
      if (isElement$6(sibling) && !isBookmarkNode$1(sibling)) {
        return sibling;
      }
    }
    return node;
  };
  const mergeSiblingsNodes = (editor, prev, next) => {
    const elementUtils = ElementUtils(editor);
    const isPrevEditable = isElement$6(prev) && isEditable$2(prev);
    const isNextEditable = isElement$6(next) && isEditable$2(next);
    if (isPrevEditable && isNextEditable) {
      const prevSibling = findElementSibling(prev, "previousSibling");
      const nextSibling = findElementSibling(next, "nextSibling");
      if (elementUtils.compare(prevSibling, nextSibling)) {
        for (
          let sibling = prevSibling.nextSibling;
          sibling && sibling !== nextSibling;

        ) {
          const tmpSibling = sibling;
          sibling = sibling.nextSibling;
          prevSibling.appendChild(tmpSibling);
        }
        editor.dom.remove(nextSibling);
        Tools.each(Tools.grep(nextSibling.childNodes), (node) => {
          prevSibling.appendChild(node);
        });
        return prevSibling;
      }
    }
    return next;
  };
  const mergeSiblings = (editor, format, vars, node) => {
    var _a;
    if (node && format.merge_siblings !== false) {
      const newNode =
        (_a = mergeSiblingsNodes(
          editor,
          getNonWhiteSpaceSibling(node),
          node
        )) !== null && _a !== void 0
          ? _a
          : node;
      mergeSiblingsNodes(
        editor,
        newNode,
        getNonWhiteSpaceSibling(newNode, true)
      );
    }
  };
  const clearChildStyles = (dom, format, node) => {
    if (format.clear_child_styles) {
      const selector = format.links ? "*:not(a)" : "*";
      each$8(dom.select(selector, node), (childNode) => {
        if (isElementNode(childNode) && isEditable$2(childNode)) {
          each$8(format.styles, (_value, name) => {
            dom.setStyle(childNode, name, "");
          });
        }
      });
    }
  };
  const processChildElements = (node, filter, process) => {
    each$8(node.childNodes, (node) => {
      if (isElementNode(node)) {
        if (filter(node)) {
          process(node);
        }
        if (node.hasChildNodes()) {
          processChildElements(node, filter, process);
        }
      }
    });
  };
  const unwrapEmptySpan = (dom, node) => {
    if (node.nodeName === "SPAN" && dom.getAttribs(node).length === 0) {
      dom.remove(node, true);
    }
  };
  const hasStyle = (dom, name) => (node) =>
    !!(node && getStyle(dom, node, name));
  const applyStyle = (dom, name, value) => (node) => {
    dom.setStyle(node, name, value);
    if (node.getAttribute("style") === "") {
      node.removeAttribute("style");
    }
    unwrapEmptySpan(dom, node);
  };

  const removeResult = Adt.generate([
    { keep: [] },
    { rename: ["name"] },
    { removed: [] },
  ]);
  const MCE_ATTR_RE = /^(src|href|style)$/;
  const each$7 = Tools.each;
  const isEq$2 = isEq$5;
  const isTableCellOrRow = (node) => /^(TR|TH|TD)$/.test(node.nodeName);
  const isChildOfInlineParent = (dom, node, parent) =>
    dom.isChildOf(node, parent) && node !== parent && !dom.isBlock(parent);
  const getContainer = (ed, rng, start) => {
    let container = rng[start ? "startContainer" : "endContainer"];
    let offset = rng[start ? "startOffset" : "endOffset"];
    if (isElement$6(container)) {
      const lastIdx = container.childNodes.length - 1;
      if (!start && offset) {
        offset--;
      }
      container = container.childNodes[offset > lastIdx ? lastIdx : offset];
    }
    if (isText$a(container) && start && offset >= container.data.length) {
      container =
        new DomTreeWalker(container, ed.getBody()).next() || container;
    }
    if (isText$a(container) && !start && offset === 0) {
      container =
        new DomTreeWalker(container, ed.getBody()).prev() || container;
    }
    return container;
  };
  const normalizeTableSelection = (node, start) => {
    const prop = start ? "firstChild" : "lastChild";
    const childNode = node[prop];
    if (isTableCellOrRow(node) && childNode) {
      if (node.nodeName === "TR") {
        return childNode[prop] || childNode;
      } else {
        return childNode;
      }
    }
    return node;
  };
  const wrap$1 = (dom, node, name, attrs) => {
    var _a;
    const wrapper = dom.create(name, attrs);
    (_a = node.parentNode) === null || _a === void 0
      ? void 0
      : _a.insertBefore(wrapper, node);
    wrapper.appendChild(node);
    return wrapper;
  };
  const wrapWithSiblings = (dom, node, next, name, attrs) => {
    const start = SugarElement.fromDom(node);
    const wrapper = SugarElement.fromDom(dom.create(name, attrs));
    const siblings = next ? nextSiblings(start) : prevSiblings(start);
    append(wrapper, siblings);
    if (next) {
      before$3(start, wrapper);
      prepend(wrapper, start);
    } else {
      after$4(start, wrapper);
      append$1(wrapper, start);
    }
    return wrapper.dom;
  };
  const isColorFormatAndAnchor = (node, format) =>
    format.links && node.nodeName === "A";
  const removeNode = (ed, node, format) => {
    const parentNode = node.parentNode;
    let rootBlockElm;
    const dom = ed.dom;
    const forcedRootBlock = getForcedRootBlock(ed);
    if (isBlockFormat(format)) {
      if (parentNode === dom.getRoot()) {
        if (!format.list_block || !isEq$2(node, format.list_block)) {
          each$e(from(node.childNodes), (node) => {
            if (isValid(ed, forcedRootBlock, node.nodeName.toLowerCase())) {
              if (!rootBlockElm) {
                rootBlockElm = wrap$1(dom, node, forcedRootBlock);
                dom.setAttribs(rootBlockElm, getForcedRootBlockAttrs(ed));
              } else {
                rootBlockElm.appendChild(node);
              }
            } else {
              rootBlockElm = null;
            }
          });
        }
      }
    }
    if (isMixedFormat(format) && !isEq$2(format.inline, node)) {
      return;
    }
    dom.remove(node, true);
  };
  const processFormatAttrOrStyle = (name, value, vars) => {
    if (isNumber(name)) {
      return {
        name: value,
        value: null,
      };
    } else {
      return {
        name,
        value: replaceVars(value, vars),
      };
    }
  };
  const removeEmptyStyleAttributeIfNeeded = (dom, elm) => {
    if (dom.getAttrib(elm, "style") === "") {
      elm.removeAttribute("style");
      elm.removeAttribute("data-mce-style");
    }
  };
  const removeStyles = (dom, elm, format, vars, compareNode) => {
    let stylesModified = false;
    each$7(format.styles, (value, name) => {
      const { name: styleName, value: styleValue } = processFormatAttrOrStyle(
        name,
        value,
        vars
      );
      const normalizedStyleValue = normalizeStyleValue(styleValue, styleName);
      if (
        format.remove_similar ||
        isNull(styleValue) ||
        !isElement$6(compareNode) ||
        isEq$2(getStyle(dom, compareNode, styleName), normalizedStyleValue)
      ) {
        dom.setStyle(elm, styleName, "");
      }
      stylesModified = true;
    });
    if (stylesModified) {
      removeEmptyStyleAttributeIfNeeded(dom, elm);
    }
  };
  const removeListStyleFormats = (editor, name, vars) => {
    if (name === "removeformat") {
      each$e(getPartiallySelectedListItems(editor.selection), (li) => {
        each$e(listItemStyles, (name) => editor.dom.setStyle(li, name, ""));
        removeEmptyStyleAttributeIfNeeded(editor.dom, li);
      });
    } else {
      getExpandedListItemFormat(editor.formatter, name).each((liFmt) => {
        each$e(getPartiallySelectedListItems(editor.selection), (li) =>
          removeStyles(editor.dom, li, liFmt, vars, null)
        );
      });
    }
  };
  const removeNodeFormatInternal = (ed, format, vars, node, compareNode) => {
    const dom = ed.dom;
    const elementUtils = ElementUtils(ed);
    const schema = ed.schema;
    if (
      isInlineFormat(format) &&
      isTransparentElementName(schema, format.inline) &&
      isTransparentBlock(schema, node) &&
      node.parentElement === ed.getBody()
    ) {
      removeNode(ed, node, format);
      return removeResult.removed();
    }
    if (
      !format.ceFalseOverride &&
      node &&
      dom.getContentEditableParent(node) === "false"
    ) {
      return removeResult.keep();
    }
    if (
      node &&
      !matchName(dom, node, format) &&
      !isColorFormatAndAnchor(node, format)
    ) {
      return removeResult.keep();
    }
    const elm = node;
    const preserveAttributes = format.preserve_attributes;
    if (
      isInlineFormat(format) &&
      format.remove === "all" &&
      isArray$1(preserveAttributes)
    ) {
      const attrsToPreserve = filter$5(dom.getAttribs(elm), (attr) =>
        contains$2(preserveAttributes, attr.name.toLowerCase())
      );
      dom.removeAllAttribs(elm);
      each$e(attrsToPreserve, (attr) =>
        dom.setAttrib(elm, attr.name, attr.value)
      );
      if (attrsToPreserve.length > 0) {
        return removeResult.rename("span");
      }
    }
    if (format.remove !== "all") {
      removeStyles(dom, elm, format, vars, compareNode);
      each$7(format.attributes, (value, name) => {
        const { name: attrName, value: attrValue } = processFormatAttrOrStyle(
          name,
          value,
          vars
        );
        if (
          format.remove_similar ||
          isNull(attrValue) ||
          !isElement$6(compareNode) ||
          isEq$2(dom.getAttrib(compareNode, attrName), attrValue)
        ) {
          if (attrName === "class") {
            const currentValue = dom.getAttrib(elm, attrName);
            if (currentValue) {
              let valueOut = "";
              each$e(currentValue.split(/\s+/), (cls) => {
                if (/mce\-\w+/.test(cls)) {
                  valueOut += (valueOut ? " " : "") + cls;
                }
              });
              if (valueOut) {
                dom.setAttrib(elm, attrName, valueOut);
                return;
              }
            }
          }
          if (MCE_ATTR_RE.test(attrName)) {
            elm.removeAttribute("data-mce-" + attrName);
          }
          if (
            attrName === "style" &&
            matchNodeNames(["li"])(elm) &&
            dom.getStyle(elm, "list-style-type") === "none"
          ) {
            elm.removeAttribute(attrName);
            dom.setStyle(elm, "list-style-type", "none");
            return;
          }
          if (attrName === "class") {
            elm.removeAttribute("className");
          }
          elm.removeAttribute(attrName);
        }
      });
      each$7(format.classes, (value) => {
        value = replaceVars(value, vars);
        if (!isElement$6(compareNode) || dom.hasClass(compareNode, value)) {
          dom.removeClass(elm, value);
        }
      });
      const attrs = dom.getAttribs(elm);
      for (let i = 0; i < attrs.length; i++) {
        const attrName = attrs[i].nodeName;
        if (!elementUtils.isAttributeInternal(attrName)) {
          return removeResult.keep();
        }
      }
    }
    if (format.remove !== "none") {
      removeNode(ed, elm, format);
      return removeResult.removed();
    }
    return removeResult.keep();
  };
  const findFormatRoot = (editor, container, name, vars, similar) => {
    let formatRoot;
    if (container.parentNode) {
      each$e(
        getParents$2(editor.dom, container.parentNode).reverse(),
        (parent) => {
          if (
            !formatRoot &&
            isElement$6(parent) &&
            parent.id !== "_start" &&
            parent.id !== "_end"
          ) {
            const format = matchNode(editor, parent, name, vars, similar);
            if (format && format.split !== false) {
              formatRoot = parent;
            }
          }
        }
      );
    }
    return formatRoot;
  };
  const removeNodeFormatFromClone = (editor, format, vars, clone) =>
    removeNodeFormatInternal(editor, format, vars, clone, clone).fold(
      constant(clone),
      (newName) => {
        const fragment = editor.dom.createFragment();
        fragment.appendChild(clone);
        return editor.dom.rename(clone, newName);
      },
      constant(null)
    );
  const wrapAndSplit = (
    editor,
    formatList,
    formatRoot,
    container,
    target,
    split,
    format,
    vars
  ) => {
    var _a, _b;
    let lastClone;
    let firstClone;
    const dom = editor.dom;
    if (formatRoot) {
      const formatRootParent = formatRoot.parentNode;
      for (
        let parent = container.parentNode;
        parent && parent !== formatRootParent;
        parent = parent.parentNode
      ) {
        let clone = dom.clone(parent, false);
        for (let i = 0; i < formatList.length; i++) {
          clone = removeNodeFormatFromClone(editor, formatList[i], vars, clone);
          if (clone === null) {
            break;
          }
        }
        if (clone) {
          if (lastClone) {
            clone.appendChild(lastClone);
          }
          if (!firstClone) {
            firstClone = clone;
          }
          lastClone = clone;
        }
      }
      if (split && (!format.mixed || !dom.isBlock(formatRoot))) {
        container =
          (_a = dom.split(formatRoot, container)) !== null && _a !== void 0
            ? _a
            : container;
      }
      if (lastClone && firstClone) {
        (_b = target.parentNode) === null || _b === void 0
          ? void 0
          : _b.insertBefore(lastClone, target);
        firstClone.appendChild(target);
        if (isInlineFormat(format)) {
          mergeSiblings(editor, format, vars, lastClone);
        }
      }
    }
    return container;
  };
  const removeFormatInternal = (ed, name, vars, node, similar) => {
    const formatList = ed.formatter.get(name);
    const format = formatList[0];
    const dom = ed.dom;
    const selection = ed.selection;
    const splitToFormatRoot = (container) => {
      const formatRoot = findFormatRoot(ed, container, name, vars, similar);
      return wrapAndSplit(
        ed,
        formatList,
        formatRoot,
        container,
        container,
        true,
        format,
        vars
      );
    };
    const isRemoveBookmarkNode = (node) =>
      isBookmarkNode$1(node) &&
      isElement$6(node) &&
      (node.id === "_start" || node.id === "_end");
    const removeFormatOnNode = (node) =>
      exists(formatList, (fmt) => removeNodeFormat(ed, fmt, vars, node, node));
    const process = (node) => {
      const children = from(node.childNodes);
      const removed = removeFormatOnNode(node);
      const currentNodeMatches =
        removed || exists(formatList, (f) => matchName(dom, node, f));
      const parentNode = node.parentNode;
      if (
        !currentNodeMatches &&
        isNonNullable(parentNode) &&
        shouldExpandToSelector(format)
      ) {
        removeFormatOnNode(parentNode);
      }
      if (format.deep) {
        if (children.length) {
          for (let i = 0; i < children.length; i++) {
            process(children[i]);
          }
        }
      }
      const textDecorations = ["underline", "line-through", "overline"];
      each$e(textDecorations, (decoration) => {
        if (
          isElement$6(node) &&
          ed.dom.getStyle(node, "text-decoration") === decoration &&
          node.parentNode &&
          getTextDecoration(dom, node.parentNode) === decoration
        ) {
          removeNodeFormat(
            ed,
            {
              deep: false,
              exact: true,
              inline: "span",
              styles: { textDecoration: decoration },
            },
            undefined,
            node
          );
        }
      });
    };
    const unwrap = (start) => {
      const node = dom.get(start ? "_start" : "_end");
      if (node) {
        let out = node[start ? "firstChild" : "lastChild"];
        if (isRemoveBookmarkNode(out)) {
          out = out[start ? "firstChild" : "lastChild"];
        }
        if (isText$a(out) && out.data.length === 0) {
          out = start
            ? node.previousSibling || node.nextSibling
            : node.nextSibling || node.previousSibling;
        }
        dom.remove(node, true);
        return out;
      } else {
        return null;
      }
    };
    const removeRngStyle = (rng) => {
      let startContainer;
      let endContainer;
      let expandedRng = expandRng(dom, rng, formatList, rng.collapsed);
      if (format.split) {
        expandedRng = split(expandedRng);
        startContainer = getContainer(ed, expandedRng, true);
        endContainer = getContainer(ed, expandedRng);
        if (startContainer !== endContainer) {
          startContainer = normalizeTableSelection(startContainer, true);
          endContainer = normalizeTableSelection(endContainer, false);
          if (isChildOfInlineParent(dom, startContainer, endContainer)) {
            const marker = Optional.from(startContainer.firstChild).getOr(
              startContainer
            );
            splitToFormatRoot(
              wrapWithSiblings(dom, marker, true, "span", {
                id: "_start",
                "data-mce-type": "bookmark",
              })
            );
            unwrap(true);
            return;
          }
          if (isChildOfInlineParent(dom, endContainer, startContainer)) {
            const marker = Optional.from(endContainer.lastChild).getOr(
              endContainer
            );
            splitToFormatRoot(
              wrapWithSiblings(dom, marker, false, "span", {
                id: "_end",
                "data-mce-type": "bookmark",
              })
            );
            unwrap(false);
            return;
          }
          startContainer = wrap$1(dom, startContainer, "span", {
            id: "_start",
            "data-mce-type": "bookmark",
          });
          endContainer = wrap$1(dom, endContainer, "span", {
            id: "_end",
            "data-mce-type": "bookmark",
          });
          const newRng = dom.createRng();
          newRng.setStartAfter(startContainer);
          newRng.setEndBefore(endContainer);
          walk$3(dom, newRng, (nodes) => {
            each$e(nodes, (n) => {
              if (!isBookmarkNode$1(n) && !isBookmarkNode$1(n.parentNode)) {
                splitToFormatRoot(n);
              }
            });
          });
          splitToFormatRoot(startContainer);
          splitToFormatRoot(endContainer);
          startContainer = unwrap(true);
          endContainer = unwrap();
        } else {
          startContainer = endContainer = splitToFormatRoot(startContainer);
        }
        expandedRng.startContainer = startContainer.parentNode
          ? startContainer.parentNode
          : startContainer;
        expandedRng.startOffset = dom.nodeIndex(startContainer);
        expandedRng.endContainer = endContainer.parentNode
          ? endContainer.parentNode
          : endContainer;
        expandedRng.endOffset = dom.nodeIndex(endContainer) + 1;
      }
      walk$3(dom, expandedRng, (nodes) => {
        each$e(nodes, process);
      });
    };
    if (node) {
      if (isNode(node)) {
        const rng = dom.createRng();
        rng.setStartBefore(node);
        rng.setEndAfter(node);
        removeRngStyle(rng);
      } else {
        removeRngStyle(node);
      }
      fireFormatRemove(ed, name, node, vars);
      return;
    }
    if (
      !selection.isCollapsed() ||
      !isInlineFormat(format) ||
      getCellsFromEditor(ed).length
    ) {
      preserveSelection(
        ed,
        () => runOnRanges(ed, removeRngStyle),
        (startNode) =>
          isInlineFormat(format) && match$2(ed, name, vars, startNode)
      );
      ed.nodeChanged();
    } else {
      removeCaretFormat(ed, name, vars, similar);
    }
    removeListStyleFormats(ed, name, vars);
    fireFormatRemove(ed, name, node, vars);
  };
  const removeFormat$1 = (ed, name, vars, node, similar) => {
    if (node || ed.selection.isEditable()) {
      removeFormatInternal(ed, name, vars, node, similar);
    }
  };
  const removeNodeFormat = (editor, format, vars, node, compareNode) => {
    return removeNodeFormatInternal(
      editor,
      format,
      vars,
      node,
      compareNode
    ).fold(
      never,
      (newName) => {
        editor.dom.rename(node, newName);
        return true;
      },
      always
    );
  };

  const each$6 = Tools.each;
  const mergeTextDecorationsAndColor = (dom, format, vars, node) => {
    const processTextDecorationsAndColor = (n) => {
      if (isElement$6(n) && isElement$6(n.parentNode) && isEditable$2(n)) {
        const parentTextDecoration = getTextDecoration(dom, n.parentNode);
        if (dom.getStyle(n, "color") && parentTextDecoration) {
          dom.setStyle(n, "text-decoration", parentTextDecoration);
        } else if (
          dom.getStyle(n, "text-decoration") === parentTextDecoration
        ) {
          dom.setStyle(n, "text-decoration", null);
        }
      }
    };
    if (
      format.styles &&
      (format.styles.color || format.styles.textDecoration)
    ) {
      Tools.walk(node, processTextDecorationsAndColor, "childNodes");
      processTextDecorationsAndColor(node);
    }
  };
  const mergeBackgroundColorAndFontSize = (dom, format, vars, node) => {
    if (format.styles && format.styles.backgroundColor) {
      const hasFontSize = hasStyle(dom, "fontSize");
      processChildElements(
        node,
        (elm) => hasFontSize(elm) && isEditable$2(elm),
        applyStyle(
          dom,
          "backgroundColor",
          replaceVars(format.styles.backgroundColor, vars)
        )
      );
    }
  };
  const mergeSubSup = (dom, format, vars, node) => {
    if (
      isInlineFormat(format) &&
      (format.inline === "sub" || format.inline === "sup")
    ) {
      const hasFontSize = hasStyle(dom, "fontSize");
      processChildElements(
        node,
        (elm) => hasFontSize(elm) && isEditable$2(elm),
        applyStyle(dom, "fontSize", "")
      );
      const inverseTagDescendants = filter$5(
        dom.select(format.inline === "sup" ? "sub" : "sup", node),
        isEditable$2
      );
      dom.remove(inverseTagDescendants, true);
    }
  };
  const mergeWithChildren = (editor, formatList, vars, node) => {
    each$6(formatList, (format) => {
      if (isInlineFormat(format)) {
        each$6(editor.dom.select(format.inline, node), (child) => {
          if (isElementNode(child)) {
            removeNodeFormat(
              editor,
              format,
              vars,
              child,
              format.exact ? child : null
            );
          }
        });
      }
      clearChildStyles(editor.dom, format, node);
    });
  };
  const mergeWithParents = (editor, format, name, vars, node) => {
    const parentNode = node.parentNode;
    if (matchNode(editor, parentNode, name, vars)) {
      if (removeNodeFormat(editor, format, vars, node)) {
        return;
      }
    }
    if (format.merge_with_parents && parentNode) {
      editor.dom.getParent(parentNode, (parent) => {
        if (matchNode(editor, parent, name, vars)) {
          removeNodeFormat(editor, format, vars, node);
          return true;
        } else {
          return false;
        }
      });
    }
  };

  const each$5 = Tools.each;
  const canFormatBR = (editor, format, node, parentName) => {
    if (
      canFormatEmptyLines(editor) &&
      isInlineFormat(format) &&
      node.parentNode
    ) {
      const validBRParentElements = getTextRootBlockElements(editor.schema);
      const hasCaretNodeSibling = sibling(
        SugarElement.fromDom(node),
        (sibling) => isCaretNode(sibling.dom)
      );
      return (
        hasNonNullableKey(validBRParentElements, parentName) &&
        isEmpty$2(SugarElement.fromDom(node.parentNode), false) &&
        !hasCaretNodeSibling
      );
    } else {
      return false;
    }
  };
  const applyStyles = (dom, elm, format, vars) => {
    each$5(format.styles, (value, name) => {
      dom.setStyle(elm, name, replaceVars(value, vars));
    });
    if (format.styles) {
      const styleVal = dom.getAttrib(elm, "style");
      if (styleVal) {
        dom.setAttrib(elm, "data-mce-style", styleVal);
      }
    }
  };
  const applyFormatAction = (ed, name, vars, node) => {
    const formatList = ed.formatter.get(name);
    const format = formatList[0];
    const isCollapsed = !node && ed.selection.isCollapsed();
    const dom = ed.dom;
    const selection = ed.selection;
    const setElementFormat = (elm, fmt = format) => {
      if (isFunction(fmt.onformat)) {
        fmt.onformat(elm, fmt, vars, node);
      }
      applyStyles(dom, elm, fmt, vars);
      each$5(fmt.attributes, (value, name) => {
        dom.setAttrib(elm, name, replaceVars(value, vars));
      });
      each$5(fmt.classes, (value) => {
        const newValue = replaceVars(value, vars);
        if (!dom.hasClass(elm, newValue)) {
          dom.addClass(elm, newValue);
        }
      });
    };
    const applyNodeStyle = (formatList, node) => {
      let found = false;
      each$5(formatList, (format) => {
        if (!isSelectorFormat(format)) {
          return false;
        }
        if (
          dom.getContentEditable(node) === "false" &&
          !format.ceFalseOverride
        ) {
          return true;
        }
        if (
          isNonNullable(format.collapsed) &&
          format.collapsed !== isCollapsed
        ) {
          return true;
        }
        if (dom.is(node, format.selector) && !isCaretNode(node)) {
          setElementFormat(node, format);
          found = true;
          return false;
        }
        return true;
      });
      return found;
    };
    const createWrapElement = (wrapName) => {
      if (isString(wrapName)) {
        const wrapElm = dom.create(wrapName);
        setElementFormat(wrapElm);
        return wrapElm;
      } else {
        return null;
      }
    };
    const applyRngStyle = (dom, rng, nodeSpecific) => {
      const newWrappers = [];
      let contentEditable = true;
      const wrapName = format.inline || format.block;
      const wrapElm = createWrapElement(wrapName);
      const isMatchingWrappingBlock = (node) =>
        isWrappingBlockFormat(format) && matchNode(ed, node, name, vars);
      const canRenameBlock = (node, parentName, isEditableDescendant) => {
        const isValidBlockFormatForNode =
          isNonWrappingBlockFormat(format) &&
          isTextBlock$1(ed.schema, node) &&
          isValid(ed, parentName, wrapName);
        return isEditableDescendant && isValidBlockFormatForNode;
      };
      const canWrapNode = (
        node,
        parentName,
        isEditableDescendant,
        isWrappableNoneditableElm
      ) => {
        const nodeName = node.nodeName.toLowerCase();
        const isValidWrapNode =
          isValid(ed, wrapName, nodeName) && isValid(ed, parentName, wrapName);
        const isZwsp = !nodeSpecific && isText$a(node) && isZwsp$1(node.data);
        const isCaret = isCaretNode(node);
        const isCorrectFormatForNode =
          !isInlineFormat(format) || !dom.isBlock(node);
        return (
          (isEditableDescendant || isWrappableNoneditableElm) &&
          isValidWrapNode &&
          !isZwsp &&
          !isCaret &&
          isCorrectFormatForNode
        );
      };
      walk$3(dom, rng, (nodes) => {
        let currentWrapElm;
        const process = (node) => {
          let hasContentEditableState = false;
          let lastContentEditable = contentEditable;
          let isWrappableNoneditableElm = false;
          const parentNode = node.parentNode;
          const parentName = parentNode.nodeName.toLowerCase();
          const contentEditableValue = dom.getContentEditable(node);
          if (isNonNullable(contentEditableValue)) {
            lastContentEditable = contentEditable;
            contentEditable = contentEditableValue === "true";
            hasContentEditableState = true;
            isWrappableNoneditableElm = isWrappableNoneditable(ed, node);
          }
          const isEditableDescendant =
            contentEditable && !hasContentEditableState;
          if (isBr$6(node) && !canFormatBR(ed, format, node, parentName)) {
            currentWrapElm = null;
            if (isBlockFormat(format)) {
              dom.remove(node);
            }
            return;
          }
          if (isMatchingWrappingBlock(node)) {
            currentWrapElm = null;
            return;
          }
          if (canRenameBlock(node, parentName, isEditableDescendant)) {
            const elm = dom.rename(node, wrapName);
            setElementFormat(elm);
            newWrappers.push(elm);
            currentWrapElm = null;
            return;
          }
          if (isSelectorFormat(format)) {
            let found = applyNodeStyle(formatList, node);
            if (
              !found &&
              isNonNullable(parentNode) &&
              shouldExpandToSelector(format)
            ) {
              found = applyNodeStyle(formatList, parentNode);
            }
            if (!isInlineFormat(format) || found) {
              currentWrapElm = null;
              return;
            }
          }
          if (
            isNonNullable(wrapElm) &&
            canWrapNode(
              node,
              parentName,
              isEditableDescendant,
              isWrappableNoneditableElm
            )
          ) {
            if (!currentWrapElm) {
              currentWrapElm = dom.clone(wrapElm, false);
              parentNode.insertBefore(currentWrapElm, node);
              newWrappers.push(currentWrapElm);
            }
            if (isWrappableNoneditableElm && hasContentEditableState) {
              contentEditable = lastContentEditable;
            }
            currentWrapElm.appendChild(node);
          } else {
            currentWrapElm = null;
            each$e(from(node.childNodes), process);
            if (hasContentEditableState) {
              contentEditable = lastContentEditable;
            }
            currentWrapElm = null;
          }
        };
        each$e(nodes, process);
      });
      if (format.links === true) {
        each$e(newWrappers, (node) => {
          const process = (node) => {
            if (node.nodeName === "A") {
              setElementFormat(node, format);
            }
            each$e(from(node.childNodes), process);
          };
          process(node);
        });
      }
      each$e(newWrappers, (node) => {
        const getChildCount = (node) => {
          let count = 0;
          each$e(node.childNodes, (node) => {
            if (!isEmptyTextNode$1(node) && !isBookmarkNode$1(node)) {
              count++;
            }
          });
          return count;
        };
        const mergeStyles = (node) => {
          const childElement = find$2(node.childNodes, isElementNode$1).filter(
            (child) =>
              dom.getContentEditable(child) !== "false" &&
              matchName(dom, child, format)
          );
          return childElement
            .map((child) => {
              const clone = dom.clone(child, false);
              setElementFormat(clone);
              dom.replace(clone, node, true);
              dom.remove(child, true);
              return clone;
            })
            .getOr(node);
        };
        const childCount = getChildCount(node);
        if (
          (newWrappers.length > 1 || !dom.isBlock(node)) &&
          childCount === 0
        ) {
          dom.remove(node, true);
          return;
        }
        if (
          isInlineFormat(format) ||
          (isBlockFormat(format) && format.wrapper)
        ) {
          if (!format.exact && childCount === 1) {
            node = mergeStyles(node);
          }
          mergeWithChildren(ed, formatList, vars, node);
          mergeWithParents(ed, format, name, vars, node);
          mergeBackgroundColorAndFontSize(dom, format, vars, node);
          mergeTextDecorationsAndColor(dom, format, vars, node);
          mergeSubSup(dom, format, vars, node);
          mergeSiblings(ed, format, vars, node);
        }
      });
    };
    const targetNode = isNode(node) ? node : selection.getNode();
    if (
      dom.getContentEditable(targetNode) === "false" &&
      !isWrappableNoneditable(ed, targetNode)
    ) {
      node = targetNode;
      applyNodeStyle(formatList, node);
      fireFormatApply(ed, name, node, vars);
      return;
    }
    if (format) {
      if (node) {
        if (isNode(node)) {
          if (!applyNodeStyle(formatList, node)) {
            const rng = dom.createRng();
            rng.setStartBefore(node);
            rng.setEndAfter(node);
            applyRngStyle(dom, expandRng(dom, rng, formatList), true);
          }
        } else {
          applyRngStyle(dom, node, true);
        }
      } else {
        if (
          !isCollapsed ||
          !isInlineFormat(format) ||
          getCellsFromEditor(ed).length
        ) {
          selection.setRng(normalize(selection.getRng()));
          preserveSelection(
            ed,
            () => {
              runOnRanges(ed, (selectionRng, fake) => {
                const expandedRng = fake
                  ? selectionRng
                  : expandRng(dom, selectionRng, formatList);
                applyRngStyle(dom, expandedRng, false);
              });
            },
            always
          );
          ed.nodeChanged();
        } else {
          applyCaretFormat(ed, name, vars);
        }
        getExpandedListItemFormat(ed.formatter, name).each((liFmt) => {
          each$e(getFullySelectedListItems(ed.selection), (li) =>
            applyStyles(dom, li, liFmt, vars)
          );
        });
      }
      postProcess$1(name, ed);
    }
    fireFormatApply(ed, name, node, vars);
  };
  const applyFormat$1 = (editor, name, vars, node) => {
    if (node || editor.selection.isEditable()) {
      applyFormatAction(editor, name, vars, node);
    }
  };

  const hasVars = (value) => has$2(value, "vars");
  const setup$t = (registeredFormatListeners, editor) => {
    registeredFormatListeners.set({});
    editor.on("NodeChange", (e) => {
      updateAndFireChangeCallbacks(
        editor,
        e.element,
        registeredFormatListeners.get()
      );
    });
    editor.on("FormatApply FormatRemove", (e) => {
      const element = Optional.from(e.node)
        .map((nodeOrRange) =>
          isNode(nodeOrRange) ? nodeOrRange : nodeOrRange.startContainer
        )
        .bind((node) =>
          isElement$6(node)
            ? Optional.some(node)
            : Optional.from(node.parentElement)
        )
        .getOrThunk(() => fallbackElement(editor));
      updateAndFireChangeCallbacks(
        editor,
        element,
        registeredFormatListeners.get()
      );
    });
  };
  const fallbackElement = (editor) => editor.selection.getStart();
  const matchingNode = (editor, parents, format, similar, vars) => {
    const isMatchingNode = (node) => {
      const matchingFormat = editor.formatter.matchNode(
        node,
        format,
        vars !== null && vars !== void 0 ? vars : {},
        similar
      );
      return !isUndefined(matchingFormat);
    };
    const isUnableToMatch = (node) => {
      if (matchesUnInheritedFormatSelector(editor, node, format)) {
        return true;
      } else {
        if (!similar) {
          return isNonNullable(
            editor.formatter.matchNode(node, format, vars, true)
          );
        } else {
          return false;
        }
      }
    };
    return findUntil$1(parents, isMatchingNode, isUnableToMatch);
  };
  const getParents = (editor, elm) => {
    const element =
      elm !== null && elm !== void 0 ? elm : fallbackElement(editor);
    return filter$5(
      getParents$2(editor.dom, element),
      (node) => isElement$6(node) && !isBogus$2(node)
    );
  };
  const updateAndFireChangeCallbacks = (editor, elm, registeredCallbacks) => {
    const parents = getParents(editor, elm);
    each$d(registeredCallbacks, (data, format) => {
      const runIfChanged = (spec) => {
        const match = matchingNode(
          editor,
          parents,
          format,
          spec.similar,
          hasVars(spec) ? spec.vars : undefined
        );
        const isSet = match.isSome();
        if (spec.state.get() !== isSet) {
          spec.state.set(isSet);
          const node = match.getOr(elm);
          if (hasVars(spec)) {
            spec.callback(isSet, {
              node,
              format,
              parents,
            });
          } else {
            each$e(spec.callbacks, (callback) =>
              callback(isSet, {
                node,
                format,
                parents,
              })
            );
          }
        }
      };
      each$e([data.withSimilar, data.withoutSimilar], runIfChanged);
      each$e(data.withVars, runIfChanged);
    });
  };
  const addListeners = (
    editor,
    registeredFormatListeners,
    formats,
    callback,
    similar,
    vars
  ) => {
    const formatChangeItems = registeredFormatListeners.get();
    each$e(formats.split(","), (format) => {
      const group = get$a(formatChangeItems, format).getOrThunk(() => {
        const base = {
          withSimilar: {
            state: Cell(false),
            similar: true,
            callbacks: [],
          },
          withoutSimilar: {
            state: Cell(false),
            similar: false,
            callbacks: [],
          },
          withVars: [],
        };
        formatChangeItems[format] = base;
        return base;
      });
      const getCurrent = () => {
        const parents = getParents(editor);
        return matchingNode(editor, parents, format, similar, vars).isSome();
      };
      if (isUndefined(vars)) {
        const toAppendTo = similar ? group.withSimilar : group.withoutSimilar;
        toAppendTo.callbacks.push(callback);
        if (toAppendTo.callbacks.length === 1) {
          toAppendTo.state.set(getCurrent());
        }
      } else {
        group.withVars.push({
          state: Cell(getCurrent()),
          similar,
          vars,
          callback,
        });
      }
    });
    registeredFormatListeners.set(formatChangeItems);
  };
  const removeListeners = (registeredFormatListeners, formats, callback) => {
    const formatChangeItems = registeredFormatListeners.get();
    each$e(formats.split(","), (format) =>
      get$a(formatChangeItems, format).each((group) => {
        formatChangeItems[format] = {
          withSimilar: {
            ...group.withSimilar,
            callbacks: filter$5(
              group.withSimilar.callbacks,
              (cb) => cb !== callback
            ),
          },
          withoutSimilar: {
            ...group.withoutSimilar,
            callbacks: filter$5(
              group.withoutSimilar.callbacks,
              (cb) => cb !== callback
            ),
          },
          withVars: filter$5(
            group.withVars,
            (item) => item.callback !== callback
          ),
        };
      })
    );
    registeredFormatListeners.set(formatChangeItems);
  };
  const formatChangedInternal = (
    editor,
    registeredFormatListeners,
    formats,
    callback,
    similar,
    vars
  ) => {
    addListeners(
      editor,
      registeredFormatListeners,
      formats,
      callback,
      similar,
      vars
    );
    return {
      unbind: () =>
        removeListeners(registeredFormatListeners, formats, callback),
    };
  };

  const toggle = (editor, name, vars, node) => {
    const fmt = editor.formatter.get(name);
    if (fmt) {
      if (
        match$2(editor, name, vars, node) &&
        (!("toggle" in fmt[0]) || fmt[0].toggle)
      ) {
        removeFormat$1(editor, name, vars, node);
      } else {
        applyFormat$1(editor, name, vars, node);
      }
    }
  };

  const explode$1 = Tools.explode;
  const create$8 = () => {
    const filters = {};
    const addFilter = (name, callback) => {
      each$e(explode$1(name), (name) => {
        if (!has$2(filters, name)) {
          filters[name] = {
            name,
            callbacks: [],
          };
        }
        filters[name].callbacks.push(callback);
      });
    };
    const getFilters = () => values(filters);
    const removeFilter = (name, callback) => {
      each$e(explode$1(name), (name) => {
        if (has$2(filters, name)) {
          if (isNonNullable(callback)) {
            const filter = filters[name];
            const newCallbacks = filter$5(
              filter.callbacks,
              (c) => c !== callback
            );
            if (newCallbacks.length > 0) {
              filter.callbacks = newCallbacks;
            } else {
              delete filters[name];
            }
          } else {
            delete filters[name];
          }
        }
      });
    };
    return {
      addFilter,
      getFilters,
      removeFilter,
    };
  };

  const removeAttrs = (node, names) => {
    each$e(names, (name) => {
      node.attr(name, null);
    });
  };
  const addFontToSpansFilter = (domParser, styles, fontSizes) => {
    domParser.addNodeFilter("font", (nodes) => {
      each$e(nodes, (node) => {
        const props = styles.parse(node.attr("style"));
        const color = node.attr("color");
        const face = node.attr("face");
        const size = node.attr("size");
        if (color) {
          props.color = color;
        }
        if (face) {
          props["font-family"] = face;
        }
        if (size) {
          toInt(size).each((num) => {
            props["font-size"] = fontSizes[num - 1];
          });
        }
        node.name = "span";
        node.attr("style", styles.serialize(props));
        removeAttrs(node, ["color", "face", "size"]);
      });
    });
  };
  const addStrikeFilter = (domParser, schema, styles) => {
    domParser.addNodeFilter("strike", (nodes) => {
      const convertToSTag = schema.type !== "html4";
      each$e(nodes, (node) => {
        if (convertToSTag) {
          node.name = "s";
        } else {
          const props = styles.parse(node.attr("style"));
          props["text-decoration"] = "line-through";
          node.name = "span";
          node.attr("style", styles.serialize(props));
        }
      });
    });
  };
  const addFilters = (domParser, settings, schema) => {
    var _a;
    const styles = Styles();
    if (settings.convert_fonts_to_spans) {
      addFontToSpansFilter(
        domParser,
        styles,
        Tools.explode(
          (_a = settings.font_size_legacy_values) !== null && _a !== void 0
            ? _a
            : ""
        )
      );
    }
    addStrikeFilter(domParser, schema, styles);
  };
  const register$5 = (domParser, settings, schema) => {
    if (settings.inline_styles) {
      addFilters(domParser, settings, schema);
    }
  };

  const addNodeFilter = (settings, htmlParser, schema) => {
    htmlParser.addNodeFilter("br", (nodes, _, args) => {
      const blockElements = Tools.extend({}, schema.getBlockElements());
      const nonEmptyElements = schema.getNonEmptyElements();
      const whitespaceElements = schema.getWhitespaceElements();
      blockElements.body = 1;
      const isBlock = (node) =>
        node.name in blockElements || isTransparentAstBlock(schema, node);
      for (let i = 0, l = nodes.length; i < l; i++) {
        let node = nodes[i];
        let parent = node.parent;
        if (parent && isBlock(parent) && node === parent.lastChild) {
          let prev = node.prev;
          while (prev) {
            const prevName = prev.name;
            if (
              prevName !== "span" ||
              prev.attr("data-mce-type") !== "bookmark"
            ) {
              if (prevName === "br") {
                node = null;
              }
              break;
            }
            prev = prev.prev;
          }
          if (node) {
            node.remove();
            if (isEmpty(schema, nonEmptyElements, whitespaceElements, parent)) {
              const elementRule = schema.getElementRule(parent.name);
              if (elementRule) {
                if (elementRule.removeEmpty) {
                  parent.remove();
                } else if (elementRule.paddEmpty) {
                  paddEmptyNode(settings, args, isBlock, parent);
                }
              }
            }
          }
        } else {
          let lastParent = node;
          while (
            parent &&
            parent.firstChild === lastParent &&
            parent.lastChild === lastParent
          ) {
            lastParent = parent;
            if (blockElements[parent.name]) {
              break;
            }
            parent = parent.parent;
          }
          if (lastParent === parent) {
            const textNode = new AstNode("#text", 3);
            textNode.value = nbsp;
            node.replace(textNode);
          }
        }
      }
    });
  };

  const blobUriToBlob = (url) =>
    fetch(url)
      .then((res) => (res.ok ? res.blob() : Promise.reject()))
      .catch(() =>
        Promise.reject({
          message: `Cannot convert ${url} to Blob. Resource might not exist or is inaccessible.`,
          uriType: "blob",
        })
      );
  const extractBase64Data = (data) => {
    const matches = /([a-z0-9+\/=\s]+)/i.exec(data);
    return matches ? matches[1] : "";
  };
  const parseDataUri = (uri) => {
    const [type, ...rest] = uri.split(",");
    const data = rest.join(",");
    const matches = /data:([^/]+\/[^;]+)(;.+)?/.exec(type);
    if (matches) {
      const base64Encoded = matches[2] === ";base64";
      const extractedData = base64Encoded
        ? extractBase64Data(data)
        : decodeURIComponent(data);
      return Optional.some({
        type: matches[1],
        data: extractedData,
        base64Encoded,
      });
    } else {
      return Optional.none();
    }
  };
  const buildBlob = (type, data, base64Encoded = true) => {
    let str = data;
    if (base64Encoded) {
      try {
        str = atob(data);
      } catch (e) {
        return Optional.none();
      }
    }
    const arr = new Uint8Array(str.length);
    for (let i = 0; i < arr.length; i++) {
      arr[i] = str.charCodeAt(i);
    }
    return Optional.some(new Blob([arr], { type }));
  };
  const dataUriToBlob = (uri) => {
    return new Promise((resolve, reject) => {
      parseDataUri(uri)
        .bind(({ type, data, base64Encoded }) =>
          buildBlob(type, data, base64Encoded)
        )
        .fold(() => reject("Invalid data URI"), resolve);
    });
  };
  const uriToBlob = (url) => {
    if (startsWith(url, "blob:")) {
      return blobUriToBlob(url);
    } else if (startsWith(url, "data:")) {
      return dataUriToBlob(url);
    } else {
      return Promise.reject("Unknown URI format");
    }
  };
  const blobToDataUri = (blob) => {
    return new Promise((resolve, reject) => {
      const reader = new FileReader();
      reader.onloadend = () => {
        resolve(reader.result);
      };
      reader.onerror = () => {
        var _a;
        reject(
          (_a = reader.error) === null || _a === void 0 ? void 0 : _a.message
        );
      };
      reader.readAsDataURL(blob);
    });
  };

  let count$1 = 0;
  const uniqueId$1 = (prefix) => {
    return (prefix || "blobid") + count$1++;
  };
  const processDataUri = (dataUri, base64Only, generateBlobInfo) => {
    return parseDataUri(dataUri).bind(({ data, type, base64Encoded }) => {
      if (base64Only && !base64Encoded) {
        return Optional.none();
      } else {
        const base64 = base64Encoded ? data : btoa(data);
        return generateBlobInfo(base64, type);
      }
    });
  };
  const createBlobInfo$1 = (blobCache, blob, base64) => {
    const blobInfo = blobCache.create(uniqueId$1(), blob, base64);
    blobCache.add(blobInfo);
    return blobInfo;
  };
  const dataUriToBlobInfo = (blobCache, dataUri, base64Only = false) => {
    return processDataUri(dataUri, base64Only, (base64, type) =>
      Optional.from(blobCache.getByData(base64, type)).orThunk(() =>
        buildBlob(type, base64).map((blob) =>
          createBlobInfo$1(blobCache, blob, base64)
        )
      )
    );
  };
  const imageToBlobInfo = (blobCache, imageSrc) => {
    const invalidDataUri = () => Promise.reject("Invalid data URI");
    if (startsWith(imageSrc, "blob:")) {
      const blobInfo = blobCache.getByUri(imageSrc);
      if (isNonNullable(blobInfo)) {
        return Promise.resolve(blobInfo);
      } else {
        return uriToBlob(imageSrc).then((blob) => {
          return blobToDataUri(blob).then((dataUri) => {
            return processDataUri(dataUri, false, (base64) => {
              return Optional.some(createBlobInfo$1(blobCache, blob, base64));
            }).getOrThunk(invalidDataUri);
          });
        });
      }
    } else if (startsWith(imageSrc, "data:")) {
      return dataUriToBlobInfo(blobCache, imageSrc).fold(
        invalidDataUri,
        (blobInfo) => Promise.resolve(blobInfo)
      );
    } else {
      return Promise.reject("Unknown image data format");
    }
  };

  const isBogusImage = (img) => isNonNullable(img.attr("data-mce-bogus"));
  const isInternalImageSource = (img) =>
    img.attr("src") === Env.transparentSrc ||
    isNonNullable(img.attr("data-mce-placeholder"));
  const registerBase64ImageFilter = (parser, settings) => {
    const { blob_cache: blobCache } = settings;
    if (blobCache) {
      const processImage = (img) => {
        const inputSrc = img.attr("src");
        if (
          isInternalImageSource(img) ||
          isBogusImage(img) ||
          isNullable(inputSrc)
        ) {
          return;
        }
        dataUriToBlobInfo(blobCache, inputSrc, true).each((blobInfo) => {
          img.attr("src", blobInfo.blobUri());
        });
      };
      parser.addAttributeFilter("src", (nodes) => each$e(nodes, processImage));
    }
  };
  const register$4 = (parser, settings) => {
    const schema = parser.schema;
    if (settings.remove_trailing_brs) {
      addNodeFilter(settings, parser, schema);
    }
    parser.addAttributeFilter("href", (nodes) => {
      let i = nodes.length;
      const appendRel = (rel) => {
        const parts = rel.split(" ").filter((p) => p.length > 0);
        return parts.concat(["noopener"]).sort().join(" ");
      };
      const addNoOpener = (rel) => {
        const newRel = rel ? Tools.trim(rel) : "";
        if (!/\b(noopener)\b/g.test(newRel)) {
          return appendRel(newRel);
        } else {
          return newRel;
        }
      };
      if (!settings.allow_unsafe_link_target) {
        while (i--) {
          const node = nodes[i];
          if (node.name === "a" && node.attr("target") === "_blank") {
            node.attr("rel", addNoOpener(node.attr("rel")));
          }
        }
      }
    });
    if (!settings.allow_html_in_named_anchor) {
      parser.addAttributeFilter("id,name", (nodes) => {
        let i = nodes.length,
          sibling,
          prevSibling,
          parent,
          node;
        while (i--) {
          node = nodes[i];
          if (node.name === "a" && node.firstChild && !node.attr("href")) {
            parent = node.parent;
            sibling = node.lastChild;
            while (sibling && parent) {
              prevSibling = sibling.prev;
              parent.insert(sibling, node);
              sibling = prevSibling;
            }
          }
        }
      });
    }
    if (settings.fix_list_elements) {
      parser.addNodeFilter("ul,ol", (nodes) => {
        let i = nodes.length,
          node,
          parentNode;
        while (i--) {
          node = nodes[i];
          parentNode = node.parent;
          if (
            parentNode &&
            (parentNode.name === "ul" || parentNode.name === "ol")
          ) {
            if (node.prev && node.prev.name === "li") {
              node.prev.append(node);
            } else {
              const li = new AstNode("li", 1);
              li.attr("style", "list-style-type: none");
              node.wrap(li);
            }
          }
        }
      });
    }
    const validClasses = schema.getValidClasses();
    if (settings.validate && validClasses) {
      parser.addAttributeFilter("class", (nodes) => {
        var _a;
        let i = nodes.length;
        while (i--) {
          const node = nodes[i];
          const clazz =
            (_a = node.attr("class")) !== null && _a !== void 0 ? _a : "";
          const classList = Tools.explode(clazz, " ");
          let classValue = "";
          for (let ci = 0; ci < classList.length; ci++) {
            const className = classList[ci];
            let valid = false;
            let validClassesMap = validClasses["*"];
            if (validClassesMap && validClassesMap[className]) {
              valid = true;
            }
            validClassesMap = validClasses[node.name];
            if (!valid && validClassesMap && validClassesMap[className]) {
              valid = true;
            }
            if (valid) {
              if (classValue) {
                classValue += " ";
              }
              classValue += className;
            }
          }
          if (!classValue.length) {
            classValue = null;
          }
          node.attr("class", classValue);
        }
      });
    }
    registerBase64ImageFilter(parser, settings);
  };

  function _typeof(obj) {
    "@babel/helpers - typeof";
    return (
      (_typeof =
        "function" == typeof Symbol && "symbol" == typeof Symbol.iterator
          ? function (obj) {
              return typeof obj;
            }
          : function (obj) {
              return obj &&
                "function" == typeof Symbol &&
                obj.constructor === Symbol &&
                obj !== Symbol.prototype
                ? "symbol"
                : typeof obj;
            }),
      _typeof(obj)
    );
  }
  function _setPrototypeOf(o, p) {
    _setPrototypeOf =
      Object.setPrototypeOf ||
      function _setPrototypeOf(o, p) {
        o.__proto__ = p;
        return o;
      };
    return _setPrototypeOf(o, p);
  }
  function _isNativeReflectConstruct() {
    if (typeof Reflect === "undefined" || !Reflect.construct) return false;
    if (Reflect.construct.sham) return false;
    if (typeof Proxy === "function") return true;
    try {
      Boolean.prototype.valueOf.call(
        Reflect.construct(Boolean, [], function () {})
      );
      return true;
    } catch (e) {
      return false;
    }
  }
  function _construct(Parent, args, Class) {
    if (_isNativeReflectConstruct()) {
      _construct = Reflect.construct;
    } else {
      _construct = function _construct(Parent, args, Class) {
        var a = [null];
        a.push.apply(a, args);
        var Constructor = Function.bind.apply(Parent, a);
        var instance = new Constructor();
        if (Class) _setPrototypeOf(instance, Class.prototype);
        return instance;
      };
    }
    return _construct.apply(null, arguments);
  }
  function _toConsumableArray(arr) {
    return (
      _arrayWithoutHoles(arr) ||
      _iterableToArray(arr) ||
      _unsupportedIterableToArray(arr) ||
      _nonIterableSpread()
    );
  }
  function _arrayWithoutHoles(arr) {
    if (Array.isArray(arr)) return _arrayLikeToArray(arr);
  }
  function _iterableToArray(iter) {
    if (
      (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null) ||
      iter["@@iterator"] != null
    )
      return Array.from(iter);
  }
  function _unsupportedIterableToArray(o, minLen) {
    if (!o) return;
    if (typeof o === "string") return _arrayLikeToArray(o, minLen);
    var n = Object.prototype.toString.call(o).slice(8, -1);
    if (n === "Object" && o.constructor) n = o.constructor.name;
    if (n === "Map" || n === "Set") return Array.from(o);
    if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))
      return _arrayLikeToArray(o, minLen);
  }
  function _arrayLikeToArray(arr, len) {
    if (len == null || len > arr.length) len = arr.length;
    for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
    return arr2;
  }
  function _nonIterableSpread() {
    throw new TypeError(
      "Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."
    );
  }
  var hasOwnProperty = Object.hasOwnProperty,
    setPrototypeOf = Object.setPrototypeOf,
    isFrozen = Object.isFrozen,
    getPrototypeOf = Object.getPrototypeOf,
    getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
  var freeze = Object.freeze,
    seal = Object.seal,
    create$7 = Object.create;
  var _ref = typeof Reflect !== "undefined" && Reflect,
    apply = _ref.apply,
    construct = _ref.construct;
  if (!apply) {
    apply = function apply(fun, thisValue, args) {
      return fun.apply(thisValue, args);
    };
  }
  if (!freeze) {
    freeze = function freeze(x) {
      return x;
    };
  }
  if (!seal) {
    seal = function seal(x) {
      return x;
    };
  }
  if (!construct) {
    construct = function construct(Func, args) {
      return _construct(Func, _toConsumableArray(args));
    };
  }
  var arrayForEach = unapply(Array.prototype.forEach);
  var arrayPop = unapply(Array.prototype.pop);
  var arrayPush = unapply(Array.prototype.push);
  var stringToLowerCase = unapply(String.prototype.toLowerCase);
  var stringMatch = unapply(String.prototype.match);
  var stringReplace = unapply(String.prototype.replace);
  var stringIndexOf = unapply(String.prototype.indexOf);
  var stringTrim = unapply(String.prototype.trim);
  var regExpTest = unapply(RegExp.prototype.test);
  var typeErrorCreate = unconstruct(TypeError);
  function unapply(func) {
    return function (thisArg) {
      for (
        var _len = arguments.length,
          args = new Array(_len > 1 ? _len - 1 : 0),
          _key = 1;
        _key < _len;
        _key++
      ) {
        args[_key - 1] = arguments[_key];
      }
      return apply(func, thisArg, args);
    };
  }
  function unconstruct(func) {
    return function () {
      for (
        var _len2 = arguments.length, args = new Array(_len2), _key2 = 0;
        _key2 < _len2;
        _key2++
      ) {
        args[_key2] = arguments[_key2];
      }
      return construct(func, args);
    };
  }
  function addToSet(set, array) {
    if (setPrototypeOf) {
      setPrototypeOf(set, null);
    }
    var l = array.length;
    while (l--) {
      var element = array[l];
      if (typeof element === "string") {
        var lcElement = stringToLowerCase(element);
        if (lcElement !== element) {
          if (!isFrozen(array)) {
            array[l] = lcElement;
          }
          element = lcElement;
        }
      }
      set[element] = true;
    }
    return set;
  }
  function clone(object) {
    var newObject = create$7(null);
    var property;
    for (property in object) {
      if (apply(hasOwnProperty, object, [property])) {
        newObject[property] = object[property];
      }
    }
    return newObject;
  }
  function lookupGetter(object, prop) {
    while (object !== null) {
      var desc = getOwnPropertyDescriptor(object, prop);
      if (desc) {
        if (desc.get) {
          return unapply(desc.get);
        }
        if (typeof desc.value === "function") {
          return unapply(desc.value);
        }
      }
      object = getPrototypeOf(object);
    }
    function fallbackValue(element) {
      console.warn("fallback value for", element);
      return null;
    }
    return fallbackValue;
  }
  var html$1 = freeze([
    "a",
    "abbr",
    "acronym",
    "address",
    "area",
    "article",
    "aside",
    "audio",
    "b",
    "bdi",
    "bdo",
    "big",
    "blink",
    "blockquote",
    "body",
    "br",
    "button",
    "canvas",
    "caption",
    "center",
    "cite",
    "code",
    "col",
    "colgroup",
    "content",
    "data",
    "datalist",
    "dd",
    "decorator",
    "del",
    "details",
    "dfn",
    "dialog",
    "dir",
    "div",
    "dl",
    "dt",
    "element",
    "em",
    "fieldset",
    "figcaption",
    "figure",
    "font",
    "footer",
    "form",
    "h1",
    "h2",
    "h3",
    "h4",
    "h5",
    "h6",
    "head",
    "header",
    "hgroup",
    "hr",
    "html",
    "i",
    "img",
    "input",
    "ins",
    "kbd",
    "label",
    "legend",
    "li",
    "main",
    "map",
    "mark",
    "marquee",
    "menu",
    "menuitem",
    "meter",
    "nav",
    "nobr",
    "ol",
    "optgroup",
    "option",
    "output",
    "p",
    "picture",
    "pre",
    "progress",
    "q",
    "rp",
    "rt",
    "ruby",
    "s",
    "samp",
    "section",
    "select",
    "shadow",
    "small",
    "source",
    "spacer",
    "span",
    "strike",
    "strong",
    "style",
    "sub",
    "summary",
    "sup",
    "table",
    "tbody",
    "td",
    "template",
    "textarea",
    "tfoot",
    "th",
    "thead",
    "time",
    "tr",
    "track",
    "tt",
    "u",
    "ul",
    "var",
    "video",
    "wbr",
  ]);
  var svg$1 = freeze([
    "svg",
    "a",
    "altglyph",
    "altglyphdef",
    "altglyphitem",
    "animatecolor",
    "animatemotion",
    "animatetransform",
    "circle",
    "clippath",
    "defs",
    "desc",
    "ellipse",
    "filter",
    "font",
    "g",
    "glyph",
    "glyphref",
    "hkern",
    "image",
    "line",
    "lineargradient",
    "marker",
    "mask",
    "metadata",
    "mpath",
    "path",
    "pattern",
    "polygon",
    "polyline",
    "radialgradient",
    "rect",
    "stop",
    "style",
    "switch",
    "symbol",
    "text",
    "textpath",
    "title",
    "tref",
    "tspan",
    "view",
    "vkern",
  ]);
  var svgFilters = freeze([
    "feBlend",
    "feColorMatrix",
    "feComponentTransfer",
    "feComposite",
    "feConvolveMatrix",
    "feDiffuseLighting",
    "feDisplacementMap",
    "feDistantLight",
    "feFlood",
    "feFuncA",
    "feFuncB",
    "feFuncG",
    "feFuncR",
    "feGaussianBlur",
    "feImage",
    "feMerge",
    "feMergeNode",
    "feMorphology",
    "feOffset",
    "fePointLight",
    "feSpecularLighting",
    "feSpotLight",
    "feTile",
    "feTurbulence",
  ]);
  var svgDisallowed = freeze([
    "animate",
    "color-profile",
    "cursor",
    "discard",
    "fedropshadow",
    "font-face",
    "font-face-format",
    "font-face-name",
    "font-face-src",
    "font-face-uri",
    "foreignobject",
    "hatch",
    "hatchpath",
    "mesh",
    "meshgradient",
    "meshpatch",
    "meshrow",
    "missing-glyph",
    "script",
    "set",
    "solidcolor",
    "unknown",
    "use",
  ]);
  var mathMl$1 = freeze([
    "math",
    "menclose",
    "merror",
    "mfenced",
    "mfrac",
    "mglyph",
    "mi",
    "mlabeledtr",
    "mmultiscripts",
    "mn",
    "mo",
    "mover",
    "mpadded",
    "mphantom",
    "mroot",
    "mrow",
    "ms",
    "mspace",
    "msqrt",
    "mstyle",
    "msub",
    "msup",
    "msubsup",
    "mtable",
    "mtd",
    "mtext",
    "mtr",
    "munder",
    "munderover",
  ]);
  var mathMlDisallowed = freeze([
    "maction",
    "maligngroup",
    "malignmark",
    "mlongdiv",
    "mscarries",
    "mscarry",
    "msgroup",
    "mstack",
    "msline",
    "msrow",
    "semantics",
    "annotation",
    "annotation-xml",
    "mprescripts",
    "none",
  ]);
  var text = freeze(["#text"]);
  var html = freeze([
    "accept",
    "action",
    "align",
    "alt",
    "autocapitalize",
    "autocomplete",
    "autopictureinpicture",
    "autoplay",
    "background",
    "bgcolor",
    "border",
    "capture",
    "cellpadding",
    "cellspacing",
    "checked",
    "cite",
    "class",
    "clear",
    "color",
    "cols",
    "colspan",
    "controls",
    "controlslist",
    "coords",
    "crossorigin",
    "datetime",
    "decoding",
    "default",
    "dir",
    "disabled",
    "disablepictureinpicture",
    "disableremoteplayback",
    "download",
    "draggable",
    "enctype",
    "enterkeyhint",
    "face",
    "for",
    "headers",
    "height",
    "hidden",
    "high",
    "href",
    "hreflang",
    "id",
    "inputmode",
    "integrity",
    "ismap",
    "kind",
    "label",
    "lang",
    "list",
    "loading",
    "loop",
    "low",
    "max",
    "maxlength",
    "media",
    "method",
    "min",
    "minlength",
    "multiple",
    "muted",
    "name",
    "nonce",
    "noshade",
    "novalidate",
    "nowrap",
    "open",
    "optimum",
    "pattern",
    "placeholder",
    "playsinline",
    "poster",
    "preload",
    "pubdate",
    "radiogroup",
    "readonly",
    "rel",
    "required",
    "rev",
    "reversed",
    "role",
    "rows",
    "rowspan",
    "spellcheck",
    "scope",
    "selected",
    "shape",
    "size",
    "sizes",
    "span",
    "srclang",
    "start",
    "src",
    "srcset",
    "step",
    "style",
    "summary",
    "tabindex",
    "title",
    "translate",
    "type",
    "usemap",
    "valign",
    "value",
    "width",
    "xmlns",
    "slot",
  ]);
  var svg = freeze([
    "accent-height",
    "accumulate",
    "additive",
    "alignment-baseline",
    "ascent",
    "attributename",
    "attributetype",
    "azimuth",
    "basefrequency",
    "baseline-shift",
    "begin",
    "bias",
    "by",
    "class",
    "clip",
    "clippathunits",
    "clip-path",
    "clip-rule",
    "color",
    "color-interpolation",
    "color-interpolation-filters",
    "color-profile",
    "color-rendering",
    "cx",
    "cy",
    "d",
    "dx",
    "dy",
    "diffuseconstant",
    "direction",
    "display",
    "divisor",
    "dur",
    "edgemode",
    "elevation",
    "end",
    "fill",
    "fill-opacity",
    "fill-rule",
    "filter",
    "filterunits",
    "flood-color",
    "flood-opacity",
    "font-family",
    "font-size",
    "font-size-adjust",
    "font-stretch",
    "font-style",
    "font-variant",
    "font-weight",
    "fx",
    "fy",
    "g1",
    "g2",
    "glyph-name",
    "glyphref",
    "gradientunits",
    "gradienttransform",
    "height",
    "href",
    "id",
    "image-rendering",
    "in",
    "in2",
    "k",
    "k1",
    "k2",
    "k3",
    "k4",
    "kerning",
    "keypoints",
    "keysplines",
    "keytimes",
    "lang",
    "lengthadjust",
    "letter-spacing",
    "kernelmatrix",
    "kernelunitlength",
    "lighting-color",
    "local",
    "marker-end",
    "marker-mid",
    "marker-start",
    "markerheight",
    "markerunits",
    "markerwidth",
    "maskcontentunits",
    "maskunits",
    "max",
    "mask",
    "media",
    "method",
    "mode",
    "min",
    "name",
    "numoctaves",
    "offset",
    "operator",
    "opacity",
    "order",
    "orient",
    "orientation",
    "origin",
    "overflow",
    "paint-order",
    "path",
    "pathlength",
    "patterncontentunits",
    "patterntransform",
    "patternunits",
    "points",
    "preservealpha",
    "preserveaspectratio",
    "primitiveunits",
    "r",
    "rx",
    "ry",
    "radius",
    "refx",
    "refy",
    "repeatcount",
    "repeatdur",
    "restart",
    "result",
    "rotate",
    "scale",
    "seed",
    "shape-rendering",
    "specularconstant",
    "specularexponent",
    "spreadmethod",
    "startoffset",
    "stddeviation",
    "stitchtiles",
    "stop-color",
    "stop-opacity",
    "stroke-dasharray",
    "stroke-dashoffset",
    "stroke-linecap",
    "stroke-linejoin",
    "stroke-miterlimit",
    "stroke-opacity",
    "stroke",
    "stroke-width",
    "style",
    "surfacescale",
    "systemlanguage",
    "tabindex",
    "targetx",
    "targety",
    "transform",
    "transform-origin",
    "text-anchor",
    "text-decoration",
    "text-rendering",
    "textlength",
    "type",
    "u1",
    "u2",
    "unicode",
    "values",
    "viewbox",
    "visibility",
    "version",
    "vert-adv-y",
    "vert-origin-x",
    "vert-origin-y",
    "width",
    "word-spacing",
    "wrap",
    "writing-mode",
    "xchannelselector",
    "ychannelselector",
    "x",
    "x1",
    "x2",
    "xmlns",
    "y",
    "y1",
    "y2",
    "z",
    "zoomandpan",
  ]);
  var mathMl = freeze([
    "accent",
    "accentunder",
    "align",
    "bevelled",
    "close",
    "columnsalign",
    "columnlines",
    "columnspan",
    "denomalign",
    "depth",
    "dir",
    "display",
    "displaystyle",
    "encoding",
    "fence",
    "frame",
    "height",
    "href",
    "id",
    "largeop",
    "length",
    "linethickness",
    "lspace",
    "lquote",
    "mathbackground",
    "mathcolor",
    "mathsize",
    "mathvariant",
    "maxsize",
    "minsize",
    "movablelimits",
    "notation",
    "numalign",
    "open",
    "rowalign",
    "rowlines",
    "rowspacing",
    "rowspan",
    "rspace",
    "rquote",
    "scriptlevel",
    "scriptminsize",
    "scriptsizemultiplier",
    "selection",
    "separator",
    "separators",
    "stretchy",
    "subscriptshift",
    "supscriptshift",
    "symmetric",
    "voffset",
    "width",
    "xmlns",
  ]);
  var xml = freeze([
    "xlink:href",
    "xml:id",
    "xlink:title",
    "xml:space",
    "xmlns:xlink",
  ]);
  var MUSTACHE_EXPR = seal(/\{\{[\w\W]*|[\w\W]*\}\}/gm);
  var ERB_EXPR = seal(/<%[\w\W]*|[\w\W]*%>/gm);
  var DATA_ATTR = seal(/^data-[\-\w.\u00B7-\uFFFF]/);
  var ARIA_ATTR = seal(/^aria-[\-\w]+$/);
  var IS_ALLOWED_URI = seal(
    /^(?:(?:(?:f|ht)tps?|mailto|tel|callto|cid|xmpp):|[^a-z]|[a-z+.\-]+(?:[^a-z+.\-:]|$))/i
  );
  var IS_SCRIPT_OR_DATA = seal(/^(?:\w+script|data):/i);
  var ATTR_WHITESPACE = seal(
    /[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205F\u3000]/g
  );
  var DOCTYPE_NAME = seal(/^html$/i);
  var getGlobal = function getGlobal() {
    return typeof window === "undefined" ? null : window;
  };
  var _createTrustedTypesPolicy = function _createTrustedTypesPolicy(
    trustedTypes,
    document
  ) {
    if (
      _typeof(trustedTypes) !== "object" ||
      typeof trustedTypes.createPolicy !== "function"
    ) {
      return null;
    }
    var suffix = null;
    var ATTR_NAME = "data-tt-policy-suffix";
    if (
      document.currentScript &&
      document.currentScript.hasAttribute(ATTR_NAME)
    ) {
      suffix = document.currentScript.getAttribute(ATTR_NAME);
    }
    var policyName = "dompurify" + (suffix ? "#" + suffix : "");
    try {
      return trustedTypes.createPolicy(policyName, {
        createHTML: function createHTML(html) {
          return html;
        },
      });
    } catch (_) {
      console.warn(
        "TrustedTypes policy " + policyName + " could not be created."
      );
      return null;
    }
  };
  function createDOMPurify() {
    var window =
      arguments.length > 0 && arguments[0] !== undefined
        ? arguments[0]
        : getGlobal();
    var DOMPurify = function DOMPurify(root) {
      return createDOMPurify(root);
    };
    DOMPurify.version = "2.3.8";
    DOMPurify.removed = [];
    if (!window || !window.document || window.document.nodeType !== 9) {
      DOMPurify.isSupported = false;
      return DOMPurify;
    }
    var originalDocument = window.document;
    var document = window.document;
    var DocumentFragment = window.DocumentFragment,
      HTMLTemplateElement = window.HTMLTemplateElement,
      Node = window.Node,
      Element = window.Element,
      NodeFilter = window.NodeFilter,
      _window$NamedNodeMap = window.NamedNodeMap,
      NamedNodeMap =
        _window$NamedNodeMap === void 0
          ? window.NamedNodeMap || window.MozNamedAttrMap
          : _window$NamedNodeMap,
      HTMLFormElement = window.HTMLFormElement,
      DOMParser = window.DOMParser,
      trustedTypes = window.trustedTypes;
    var ElementPrototype = Element.prototype;
    var cloneNode = lookupGetter(ElementPrototype, "cloneNode");
    var getNextSibling = lookupGetter(ElementPrototype, "nextSibling");
    var getChildNodes = lookupGetter(ElementPrototype, "childNodes");
    var getParentNode = lookupGetter(ElementPrototype, "parentNode");
    if (typeof HTMLTemplateElement === "function") {
      var template = document.createElement("template");
      if (template.content && template.content.ownerDocument) {
        document = template.content.ownerDocument;
      }
    }
    var trustedTypesPolicy = _createTrustedTypesPolicy(
      trustedTypes,
      originalDocument
    );
    var emptyHTML = trustedTypesPolicy ? trustedTypesPolicy.createHTML("") : "";
    var _document = document,
      implementation = _document.implementation,
      createNodeIterator = _document.createNodeIterator,
      createDocumentFragment = _document.createDocumentFragment,
      getElementsByTagName = _document.getElementsByTagName;
    var importNode = originalDocument.importNode;
    var documentMode = {};
    try {
      documentMode = clone(document).documentMode ? document.documentMode : {};
    } catch (_) {}
    var hooks = {};
    DOMPurify.isSupported =
      typeof getParentNode === "function" &&
      implementation &&
      typeof implementation.createHTMLDocument !== "undefined" &&
      documentMode !== 9;
    var MUSTACHE_EXPR$1 = MUSTACHE_EXPR,
      ERB_EXPR$1 = ERB_EXPR,
      DATA_ATTR$1 = DATA_ATTR,
      ARIA_ATTR$1 = ARIA_ATTR,
      IS_SCRIPT_OR_DATA$1 = IS_SCRIPT_OR_DATA,
      ATTR_WHITESPACE$1 = ATTR_WHITESPACE;
    var IS_ALLOWED_URI$1 = IS_ALLOWED_URI;
    var ALLOWED_TAGS = null;
    var DEFAULT_ALLOWED_TAGS = addToSet(
      {},
      [].concat(
        _toConsumableArray(html$1),
        _toConsumableArray(svg$1),
        _toConsumableArray(svgFilters),
        _toConsumableArray(mathMl$1),
        _toConsumableArray(text)
      )
    );
    var ALLOWED_ATTR = null;
    var DEFAULT_ALLOWED_ATTR = addToSet(
      {},
      [].concat(
        _toConsumableArray(html),
        _toConsumableArray(svg),
        _toConsumableArray(mathMl),
        _toConsumableArray(xml)
      )
    );
    var CUSTOM_ELEMENT_HANDLING = Object.seal(
      Object.create(null, {
        tagNameCheck: {
          writable: true,
          configurable: false,
          enumerable: true,
          value: null,
        },
        attributeNameCheck: {
          writable: true,
          configurable: false,
          enumerable: true,
          value: null,
        },
        allowCustomizedBuiltInElements: {
          writable: true,
          configurable: false,
          enumerable: true,
          value: false,
        },
      })
    );
    var FORBID_TAGS = null;
    var FORBID_ATTR = null;
    var ALLOW_ARIA_ATTR = true;
    var ALLOW_DATA_ATTR = true;
    var ALLOW_UNKNOWN_PROTOCOLS = false;
    var SAFE_FOR_TEMPLATES = false;
    var WHOLE_DOCUMENT = false;
    var SET_CONFIG = false;
    var FORCE_BODY = false;
    var RETURN_DOM = false;
    var RETURN_DOM_FRAGMENT = false;
    var RETURN_TRUSTED_TYPE = false;
    var SANITIZE_DOM = true;
    var KEEP_CONTENT = true;
    var IN_PLACE = false;
    var USE_PROFILES = {};
    var FORBID_CONTENTS = null;
    var DEFAULT_FORBID_CONTENTS = addToSet({}, [
      "annotation-xml",
      "audio",
      "colgroup",
      "desc",
      "foreignobject",
      "head",
      "iframe",
      "math",
      "mi",
      "mn",
      "mo",
      "ms",
      "mtext",
      "noembed",
      "noframes",
      "noscript",
      "plaintext",
      "script",
      "style",
      "svg",
      "template",
      "thead",
      "title",
      "video",
      "xmp",
    ]);
    var DATA_URI_TAGS = null;
    var DEFAULT_DATA_URI_TAGS = addToSet({}, [
      "audio",
      "video",
      "img",
      "source",
      "image",
      "track",
    ]);
    var URI_SAFE_ATTRIBUTES = null;
    var DEFAULT_URI_SAFE_ATTRIBUTES = addToSet({}, [
      "alt",
      "class",
      "for",
      "id",
      "label",
      "name",
      "pattern",
      "placeholder",
      "role",
      "summary",
      "title",
      "value",
      "style",
      "xmlns",
    ]);
    var MATHML_NAMESPACE = "http://www.w3.org/1998/Math/MathML";
    var SVG_NAMESPACE = "http://www.w3.org/2000/svg";
    var HTML_NAMESPACE = "http://www.w3.org/1999/xhtml";
    var NAMESPACE = HTML_NAMESPACE;
    var IS_EMPTY_INPUT = false;
    var PARSER_MEDIA_TYPE;
    var SUPPORTED_PARSER_MEDIA_TYPES = ["application/xhtml+xml", "text/html"];
    var DEFAULT_PARSER_MEDIA_TYPE = "text/html";
    var transformCaseFunc;
    var CONFIG = null;
    var formElement = document.createElement("form");
    var isRegexOrFunction = function isRegexOrFunction(testValue) {
      return testValue instanceof RegExp || testValue instanceof Function;
    };
    var _parseConfig = function _parseConfig(cfg) {
      if (CONFIG && CONFIG === cfg) {
        return;
      }
      if (!cfg || _typeof(cfg) !== "object") {
        cfg = {};
      }
      cfg = clone(cfg);
      ALLOWED_TAGS =
        "ALLOWED_TAGS" in cfg
          ? addToSet({}, cfg.ALLOWED_TAGS)
          : DEFAULT_ALLOWED_TAGS;
      ALLOWED_ATTR =
        "ALLOWED_ATTR" in cfg
          ? addToSet({}, cfg.ALLOWED_ATTR)
          : DEFAULT_ALLOWED_ATTR;
      URI_SAFE_ATTRIBUTES =
        "ADD_URI_SAFE_ATTR" in cfg
          ? addToSet(clone(DEFAULT_URI_SAFE_ATTRIBUTES), cfg.ADD_URI_SAFE_ATTR)
          : DEFAULT_URI_SAFE_ATTRIBUTES;
      DATA_URI_TAGS =
        "ADD_DATA_URI_TAGS" in cfg
          ? addToSet(clone(DEFAULT_DATA_URI_TAGS), cfg.ADD_DATA_URI_TAGS)
          : DEFAULT_DATA_URI_TAGS;
      FORBID_CONTENTS =
        "FORBID_CONTENTS" in cfg
          ? addToSet({}, cfg.FORBID_CONTENTS)
          : DEFAULT_FORBID_CONTENTS;
      FORBID_TAGS = "FORBID_TAGS" in cfg ? addToSet({}, cfg.FORBID_TAGS) : {};
      FORBID_ATTR = "FORBID_ATTR" in cfg ? addToSet({}, cfg.FORBID_ATTR) : {};
      USE_PROFILES = "USE_PROFILES" in cfg ? cfg.USE_PROFILES : false;
      ALLOW_ARIA_ATTR = cfg.ALLOW_ARIA_ATTR !== false;
      ALLOW_DATA_ATTR = cfg.ALLOW_DATA_ATTR !== false;
      ALLOW_UNKNOWN_PROTOCOLS = cfg.ALLOW_UNKNOWN_PROTOCOLS || false;
      SAFE_FOR_TEMPLATES = cfg.SAFE_FOR_TEMPLATES || false;
      WHOLE_DOCUMENT = cfg.WHOLE_DOCUMENT || false;
      RETURN_DOM = cfg.RETURN_DOM || false;
      RETURN_DOM_FRAGMENT = cfg.RETURN_DOM_FRAGMENT || false;
      RETURN_TRUSTED_TYPE = cfg.RETURN_TRUSTED_TYPE || false;
      FORCE_BODY = cfg.FORCE_BODY || false;
      SANITIZE_DOM = cfg.SANITIZE_DOM !== false;
      KEEP_CONTENT = cfg.KEEP_CONTENT !== false;
      IN_PLACE = cfg.IN_PLACE || false;
      IS_ALLOWED_URI$1 = cfg.ALLOWED_URI_REGEXP || IS_ALLOWED_URI$1;
      NAMESPACE = cfg.NAMESPACE || HTML_NAMESPACE;
      if (
        cfg.CUSTOM_ELEMENT_HANDLING &&
        isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck)
      ) {
        CUSTOM_ELEMENT_HANDLING.tagNameCheck =
          cfg.CUSTOM_ELEMENT_HANDLING.tagNameCheck;
      }
      if (
        cfg.CUSTOM_ELEMENT_HANDLING &&
        isRegexOrFunction(cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck)
      ) {
        CUSTOM_ELEMENT_HANDLING.attributeNameCheck =
          cfg.CUSTOM_ELEMENT_HANDLING.attributeNameCheck;
      }
      if (
        cfg.CUSTOM_ELEMENT_HANDLING &&
        typeof cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements ===
          "boolean"
      ) {
        CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements =
          cfg.CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements;
      }
      PARSER_MEDIA_TYPE =
        SUPPORTED_PARSER_MEDIA_TYPES.indexOf(cfg.PARSER_MEDIA_TYPE) === -1
          ? (PARSER_MEDIA_TYPE = DEFAULT_PARSER_MEDIA_TYPE)
          : (PARSER_MEDIA_TYPE = cfg.PARSER_MEDIA_TYPE);
      transformCaseFunc =
        PARSER_MEDIA_TYPE === "application/xhtml+xml"
          ? function (x) {
              return x;
            }
          : stringToLowerCase;
      if (SAFE_FOR_TEMPLATES) {
        ALLOW_DATA_ATTR = false;
      }
      if (RETURN_DOM_FRAGMENT) {
        RETURN_DOM = true;
      }
      if (USE_PROFILES) {
        ALLOWED_TAGS = addToSet({}, _toConsumableArray(text));
        ALLOWED_ATTR = [];
        if (USE_PROFILES.html === true) {
          addToSet(ALLOWED_TAGS, html$1);
          addToSet(ALLOWED_ATTR, html);
        }
        if (USE_PROFILES.svg === true) {
          addToSet(ALLOWED_TAGS, svg$1);
          addToSet(ALLOWED_ATTR, svg);
          addToSet(ALLOWED_ATTR, xml);
        }
        if (USE_PROFILES.svgFilters === true) {
          addToSet(ALLOWED_TAGS, svgFilters);
          addToSet(ALLOWED_ATTR, svg);
          addToSet(ALLOWED_ATTR, xml);
        }
        if (USE_PROFILES.mathMl === true) {
          addToSet(ALLOWED_TAGS, mathMl$1);
          addToSet(ALLOWED_ATTR, mathMl);
          addToSet(ALLOWED_ATTR, xml);
        }
      }
      if (cfg.ADD_TAGS) {
        if (ALLOWED_TAGS === DEFAULT_ALLOWED_TAGS) {
          ALLOWED_TAGS = clone(ALLOWED_TAGS);
        }
        addToSet(ALLOWED_TAGS, cfg.ADD_TAGS);
      }
      if (cfg.ADD_ATTR) {
        if (ALLOWED_ATTR === DEFAULT_ALLOWED_ATTR) {
          ALLOWED_ATTR = clone(ALLOWED_ATTR);
        }
        addToSet(ALLOWED_ATTR, cfg.ADD_ATTR);
      }
      if (cfg.ADD_URI_SAFE_ATTR) {
        addToSet(URI_SAFE_ATTRIBUTES, cfg.ADD_URI_SAFE_ATTR);
      }
      if (cfg.FORBID_CONTENTS) {
        if (FORBID_CONTENTS === DEFAULT_FORBID_CONTENTS) {
          FORBID_CONTENTS = clone(FORBID_CONTENTS);
        }
        addToSet(FORBID_CONTENTS, cfg.FORBID_CONTENTS);
      }
      if (KEEP_CONTENT) {
        ALLOWED_TAGS["#text"] = true;
      }
      if (WHOLE_DOCUMENT) {
        addToSet(ALLOWED_TAGS, ["html", "head", "body"]);
      }
      if (ALLOWED_TAGS.table) {
        addToSet(ALLOWED_TAGS, ["tbody"]);
        delete FORBID_TAGS.tbody;
      }
      if (freeze) {
        freeze(cfg);
      }
      CONFIG = cfg;
    };
    var MATHML_TEXT_INTEGRATION_POINTS = addToSet({}, [
      "mi",
      "mo",
      "mn",
      "ms",
      "mtext",
    ]);
    var HTML_INTEGRATION_POINTS = addToSet({}, [
      "foreignobject",
      "desc",
      "title",
      "annotation-xml",
    ]);
    var COMMON_SVG_AND_HTML_ELEMENTS = addToSet({}, [
      "title",
      "style",
      "font",
      "a",
      "script",
    ]);
    var ALL_SVG_TAGS = addToSet({}, svg$1);
    addToSet(ALL_SVG_TAGS, svgFilters);
    addToSet(ALL_SVG_TAGS, svgDisallowed);
    var ALL_MATHML_TAGS = addToSet({}, mathMl$1);
    addToSet(ALL_MATHML_TAGS, mathMlDisallowed);
    var _checkValidNamespace = function _checkValidNamespace(element) {
      var parent = getParentNode(element);
      if (!parent || !parent.tagName) {
        parent = {
          namespaceURI: HTML_NAMESPACE,
          tagName: "template",
        };
      }
      var tagName = stringToLowerCase(element.tagName);
      var parentTagName = stringToLowerCase(parent.tagName);
      if (element.namespaceURI === SVG_NAMESPACE) {
        if (parent.namespaceURI === HTML_NAMESPACE) {
          return tagName === "svg";
        }
        if (parent.namespaceURI === MATHML_NAMESPACE) {
          return (
            tagName === "svg" &&
            (parentTagName === "annotation-xml" ||
              MATHML_TEXT_INTEGRATION_POINTS[parentTagName])
          );
        }
        return Boolean(ALL_SVG_TAGS[tagName]);
      }
      if (element.namespaceURI === MATHML_NAMESPACE) {
        if (parent.namespaceURI === HTML_NAMESPACE) {
          return tagName === "math";
        }
        if (parent.namespaceURI === SVG_NAMESPACE) {
          return tagName === "math" && HTML_INTEGRATION_POINTS[parentTagName];
        }
        return Boolean(ALL_MATHML_TAGS[tagName]);
      }
      if (element.namespaceURI === HTML_NAMESPACE) {
        if (
          parent.namespaceURI === SVG_NAMESPACE &&
          !HTML_INTEGRATION_POINTS[parentTagName]
        ) {
          return false;
        }
        if (
          parent.namespaceURI === MATHML_NAMESPACE &&
          !MATHML_TEXT_INTEGRATION_POINTS[parentTagName]
        ) {
          return false;
        }
        return (
          !ALL_MATHML_TAGS[tagName] &&
          (COMMON_SVG_AND_HTML_ELEMENTS[tagName] || !ALL_SVG_TAGS[tagName])
        );
      }
      return false;
    };
    var _forceRemove = function _forceRemove(node) {
      arrayPush(DOMPurify.removed, { element: node });
      try {
        node.parentNode.removeChild(node);
      } catch (_) {
        try {
          node.outerHTML = emptyHTML;
        } catch (_) {
          node.remove();
        }
      }
    };
    var _removeAttribute = function _removeAttribute(name, node) {
      try {
        arrayPush(DOMPurify.removed, {
          attribute: node.getAttributeNode(name),
          from: node,
        });
      } catch (_) {
        arrayPush(DOMPurify.removed, {
          attribute: null,
          from: node,
        });
      }
      node.removeAttribute(name);
      if (name === "is" && !ALLOWED_ATTR[name]) {
        if (RETURN_DOM || RETURN_DOM_FRAGMENT) {
          try {
            _forceRemove(node);
          } catch (_) {}
        } else {
          try {
            node.setAttribute(name, "");
          } catch (_) {}
        }
      }
    };
    var _initDocument = function _initDocument(dirty) {
      var doc;
      var leadingWhitespace;
      if (FORCE_BODY) {
        dirty = "<remove></remove>" + dirty;
      } else {
        var matches = stringMatch(dirty, /^[\r\n\t ]+/);
        leadingWhitespace = matches && matches[0];
      }
      if (PARSER_MEDIA_TYPE === "application/xhtml+xml") {
        dirty =
          '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>' +
          dirty +
          "</body></html>";
      }
      var dirtyPayload = trustedTypesPolicy
        ? trustedTypesPolicy.createHTML(dirty)
        : dirty;
      if (NAMESPACE === HTML_NAMESPACE) {
        try {
          doc = new DOMParser().parseFromString(
            dirtyPayload,
            PARSER_MEDIA_TYPE
          );
        } catch (_) {}
      }
      if (!doc || !doc.documentElement) {
        doc = implementation.createDocument(NAMESPACE, "template", null);
        try {
          doc.documentElement.innerHTML = IS_EMPTY_INPUT ? "" : dirtyPayload;
        } catch (_) {}
      }
      var body = doc.body || doc.documentElement;
      if (dirty && leadingWhitespace) {
        body.insertBefore(
          document.createTextNode(leadingWhitespace),
          body.childNodes[0] || null
        );
      }
      if (NAMESPACE === HTML_NAMESPACE) {
        return getElementsByTagName.call(
          doc,
          WHOLE_DOCUMENT ? "html" : "body"
        )[0];
      }
      return WHOLE_DOCUMENT ? doc.documentElement : body;
    };
    var _createIterator = function _createIterator(root) {
      return createNodeIterator.call(
        root.ownerDocument || root,
        root,
        NodeFilter.SHOW_ELEMENT |
          NodeFilter.SHOW_COMMENT |
          NodeFilter.SHOW_TEXT,
        null,
        false
      );
    };
    var _isClobbered = function _isClobbered(elm) {
      return (
        elm instanceof HTMLFormElement &&
        (typeof elm.nodeName !== "string" ||
          typeof elm.textContent !== "string" ||
          typeof elm.removeChild !== "function" ||
          !(elm.attributes instanceof NamedNodeMap) ||
          typeof elm.removeAttribute !== "function" ||
          typeof elm.setAttribute !== "function" ||
          typeof elm.namespaceURI !== "string" ||
          typeof elm.insertBefore !== "function")
      );
    };
    var _isNode = function _isNode(object) {
      return _typeof(Node) === "object"
        ? object instanceof Node
        : object &&
            _typeof(object) === "object" &&
            typeof object.nodeType === "number" &&
            typeof object.nodeName === "string";
    };
    var _executeHook = function _executeHook(entryPoint, currentNode, data) {
      if (!hooks[entryPoint]) {
        return;
      }
      arrayForEach(hooks[entryPoint], function (hook) {
        hook.call(DOMPurify, currentNode, data, CONFIG);
      });
    };
    var _sanitizeElements = function _sanitizeElements(currentNode) {
      var content;
      _executeHook("beforeSanitizeElements", currentNode, null);
      if (_isClobbered(currentNode)) {
        _forceRemove(currentNode);
        return true;
      }
      if (regExpTest(/[\u0080-\uFFFF]/, currentNode.nodeName)) {
        _forceRemove(currentNode);
        return true;
      }
      var tagName = transformCaseFunc(currentNode.nodeName);
      _executeHook("uponSanitizeElement", currentNode, {
        tagName: tagName,
        allowedTags: ALLOWED_TAGS,
      });
      if (
        currentNode.hasChildNodes() &&
        !_isNode(currentNode.firstElementChild) &&
        (!_isNode(currentNode.content) ||
          !_isNode(currentNode.content.firstElementChild)) &&
        regExpTest(/<[/\w]/g, currentNode.innerHTML) &&
        regExpTest(/<[/\w]/g, currentNode.textContent)
      ) {
        _forceRemove(currentNode);
        return true;
      }
      if (
        tagName === "select" &&
        regExpTest(/<template/i, currentNode.innerHTML)
      ) {
        _forceRemove(currentNode);
        return true;
      }
      if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
        if (!FORBID_TAGS[tagName] && _basicCustomElementTest(tagName)) {
          if (
            CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp &&
            regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, tagName)
          )
            return false;
          if (
            CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function &&
            CUSTOM_ELEMENT_HANDLING.tagNameCheck(tagName)
          )
            return false;
        }
        if (KEEP_CONTENT && !FORBID_CONTENTS[tagName]) {
          var parentNode = getParentNode(currentNode) || currentNode.parentNode;
          var childNodes = getChildNodes(currentNode) || currentNode.childNodes;
          if (childNodes && parentNode) {
            var childCount = childNodes.length;
            for (var i = childCount - 1; i >= 0; --i) {
              parentNode.insertBefore(
                cloneNode(childNodes[i], true),
                getNextSibling(currentNode)
              );
            }
          }
        }
        _forceRemove(currentNode);
        return true;
      }
      if (
        currentNode instanceof Element &&
        !_checkValidNamespace(currentNode)
      ) {
        _forceRemove(currentNode);
        return true;
      }
      if (
        (tagName === "noscript" || tagName === "noembed") &&
        regExpTest(/<\/no(script|embed)/i, currentNode.innerHTML)
      ) {
        _forceRemove(currentNode);
        return true;
      }
      if (SAFE_FOR_TEMPLATES && currentNode.nodeType === 3) {
        content = currentNode.textContent;
        content = stringReplace(content, MUSTACHE_EXPR$1, " ");
        content = stringReplace(content, ERB_EXPR$1, " ");
        if (currentNode.textContent !== content) {
          arrayPush(DOMPurify.removed, { element: currentNode.cloneNode() });
          currentNode.textContent = content;
        }
      }
      _executeHook("afterSanitizeElements", currentNode, null);
      return false;
    };
    var _isValidAttribute = function _isValidAttribute(lcTag, lcName, value) {
      if (
        SANITIZE_DOM &&
        (lcName === "id" || lcName === "name") &&
        (value in document || value in formElement)
      ) {
        return false;
      }
      if (
        ALLOW_DATA_ATTR &&
        !FORBID_ATTR[lcName] &&
        regExpTest(DATA_ATTR$1, lcName)
      );
      else if (ALLOW_ARIA_ATTR && regExpTest(ARIA_ATTR$1, lcName));
      else if (!ALLOWED_ATTR[lcName] || FORBID_ATTR[lcName]) {
        if (
          (_basicCustomElementTest(lcTag) &&
            ((CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp &&
              regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, lcTag)) ||
              (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function &&
                CUSTOM_ELEMENT_HANDLING.tagNameCheck(lcTag))) &&
            ((CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof RegExp &&
              regExpTest(CUSTOM_ELEMENT_HANDLING.attributeNameCheck, lcName)) ||
              (CUSTOM_ELEMENT_HANDLING.attributeNameCheck instanceof Function &&
                CUSTOM_ELEMENT_HANDLING.attributeNameCheck(lcName)))) ||
          (lcName === "is" &&
            CUSTOM_ELEMENT_HANDLING.allowCustomizedBuiltInElements &&
            ((CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof RegExp &&
              regExpTest(CUSTOM_ELEMENT_HANDLING.tagNameCheck, value)) ||
              (CUSTOM_ELEMENT_HANDLING.tagNameCheck instanceof Function &&
                CUSTOM_ELEMENT_HANDLING.tagNameCheck(value))))
        );
        else {
          return false;
        }
      } else if (URI_SAFE_ATTRIBUTES[lcName]);
      else if (
        regExpTest(
          IS_ALLOWED_URI$1,
          stringReplace(value, ATTR_WHITESPACE$1, "")
        )
      );
      else if (
        (lcName === "src" || lcName === "xlink:href" || lcName === "href") &&
        lcTag !== "script" &&
        stringIndexOf(value, "data:") === 0 &&
        DATA_URI_TAGS[lcTag]
      );
      else if (
        ALLOW_UNKNOWN_PROTOCOLS &&
        !regExpTest(
          IS_SCRIPT_OR_DATA$1,
          stringReplace(value, ATTR_WHITESPACE$1, "")
        )
      );
      else if (!value);
      else {
        return false;
      }
      return true;
    };
    var _basicCustomElementTest = function _basicCustomElementTest(tagName) {
      return tagName.indexOf("-") > 0;
    };
    var _sanitizeAttributes = function _sanitizeAttributes(currentNode) {
      var attr;
      var value;
      var lcName;
      var l;
      _executeHook("beforeSanitizeAttributes", currentNode, null);
      var attributes = currentNode.attributes;
      if (!attributes) {
        return;
      }
      var hookEvent = {
        attrName: "",
        attrValue: "",
        keepAttr: true,
        allowedAttributes: ALLOWED_ATTR,
      };
      l = attributes.length;
      while (l--) {
        attr = attributes[l];
        var _attr = attr,
          name = _attr.name,
          namespaceURI = _attr.namespaceURI;
        value = name === "value" ? attr.value : stringTrim(attr.value);
        lcName = transformCaseFunc(name);
        var initValue = value;
        hookEvent.attrName = lcName;
        hookEvent.attrValue = value;
        hookEvent.keepAttr = true;
        hookEvent.forceKeepAttr = undefined;
        _executeHook("uponSanitizeAttribute", currentNode, hookEvent);
        value = hookEvent.attrValue;
        if (hookEvent.forceKeepAttr) {
          continue;
        }
        if (!hookEvent.keepAttr) {
          _removeAttribute(name, currentNode);
          continue;
        }
        if (regExpTest(/\/>/i, value)) {
          _removeAttribute(name, currentNode);
          continue;
        }
        if (SAFE_FOR_TEMPLATES) {
          value = stringReplace(value, MUSTACHE_EXPR$1, " ");
          value = stringReplace(value, ERB_EXPR$1, " ");
        }
        var lcTag = transformCaseFunc(currentNode.nodeName);
        if (!_isValidAttribute(lcTag, lcName, value)) {
          _removeAttribute(name, currentNode);
          continue;
        }
        if (value !== initValue) {
          try {
            if (namespaceURI) {
              currentNode.setAttributeNS(namespaceURI, name, value);
            } else {
              currentNode.setAttribute(name, value);
            }
          } catch (_) {
            _removeAttribute(name, currentNode);
          }
        }
      }
      _executeHook("afterSanitizeAttributes", currentNode, null);
    };
    var _sanitizeShadowDOM = function _sanitizeShadowDOM(fragment) {
      var shadowNode;
      var shadowIterator = _createIterator(fragment);
      _executeHook("beforeSanitizeShadowDOM", fragment, null);
      while ((shadowNode = shadowIterator.nextNode())) {
        _executeHook("uponSanitizeShadowNode", shadowNode, null);
        if (_sanitizeElements(shadowNode)) {
          continue;
        }
        if (shadowNode.content instanceof DocumentFragment) {
          _sanitizeShadowDOM(shadowNode.content);
        }
        _sanitizeAttributes(shadowNode);
      }
      _executeHook("afterSanitizeShadowDOM", fragment, null);
    };
    DOMPurify.sanitize = function (dirty, cfg) {
      var body;
      var importedNode;
      var currentNode;
      var oldNode;
      var returnNode;
      IS_EMPTY_INPUT = !dirty;
      if (IS_EMPTY_INPUT) {
        dirty = "<!-->";
      }
      if (typeof dirty !== "string" && !_isNode(dirty)) {
        if (typeof dirty.toString !== "function") {
          throw typeErrorCreate("toString is not a function");
        } else {
          dirty = dirty.toString();
          if (typeof dirty !== "string") {
            throw typeErrorCreate("dirty is not a string, aborting");
          }
        }
      }
      if (!DOMPurify.isSupported) {
        if (
          _typeof(window.toStaticHTML) === "object" ||
          typeof window.toStaticHTML === "function"
        ) {
          if (typeof dirty === "string") {
            return window.toStaticHTML(dirty);
          }
          if (_isNode(dirty)) {
            return window.toStaticHTML(dirty.outerHTML);
          }
        }
        return dirty;
      }
      if (!SET_CONFIG) {
        _parseConfig(cfg);
      }
      DOMPurify.removed = [];
      if (typeof dirty === "string") {
        IN_PLACE = false;
      }
      if (IN_PLACE) {
        if (dirty.nodeName) {
          var tagName = transformCaseFunc(dirty.nodeName);
          if (!ALLOWED_TAGS[tagName] || FORBID_TAGS[tagName]) {
            throw typeErrorCreate(
              "root node is forbidden and cannot be sanitized in-place"
            );
          }
        }
      } else if (dirty instanceof Node) {
        body = _initDocument("<!---->");
        importedNode = body.ownerDocument.importNode(dirty, true);
        if (importedNode.nodeType === 1 && importedNode.nodeName === "BODY") {
          body = importedNode;
        } else if (importedNode.nodeName === "HTML") {
          body = importedNode;
        } else {
          body.appendChild(importedNode);
        }
      } else {
        if (
          !RETURN_DOM &&
          !SAFE_FOR_TEMPLATES &&
          !WHOLE_DOCUMENT &&
          dirty.indexOf("<") === -1
        ) {
          return trustedTypesPolicy && RETURN_TRUSTED_TYPE
            ? trustedTypesPolicy.createHTML(dirty)
            : dirty;
        }
        body = _initDocument(dirty);
        if (!body) {
          return RETURN_DOM ? null : RETURN_TRUSTED_TYPE ? emptyHTML : "";
        }
      }
      if (body && FORCE_BODY) {
        _forceRemove(body.firstChild);
      }
      var nodeIterator = _createIterator(IN_PLACE ? dirty : body);
      while ((currentNode = nodeIterator.nextNode())) {
        if (currentNode.nodeType === 3 && currentNode === oldNode) {
          continue;
        }
        if (_sanitizeElements(currentNode)) {
          continue;
        }
        if (currentNode.content instanceof DocumentFragment) {
          _sanitizeShadowDOM(currentNode.content);
        }
        _sanitizeAttributes(currentNode);
        oldNode = currentNode;
      }
      oldNode = null;
      if (IN_PLACE) {
        return dirty;
      }
      if (RETURN_DOM) {
        if (RETURN_DOM_FRAGMENT) {
          returnNode = createDocumentFragment.call(body.ownerDocument);
          while (body.firstChild) {
            returnNode.appendChild(body.firstChild);
          }
        } else {
          returnNode = body;
        }
        if (ALLOWED_ATTR.shadowroot) {
          returnNode = importNode.call(originalDocument, returnNode, true);
        }
        return returnNode;
      }
      var serializedHTML = WHOLE_DOCUMENT ? body.outerHTML : body.innerHTML;
      if (
        WHOLE_DOCUMENT &&
        ALLOWED_TAGS["!doctype"] &&
        body.ownerDocument &&
        body.ownerDocument.doctype &&
        body.ownerDocument.doctype.name &&
        regExpTest(DOCTYPE_NAME, body.ownerDocument.doctype.name)
      ) {
        serializedHTML =
          "<!DOCTYPE " +
          body.ownerDocument.doctype.name +
          ">\n" +
          serializedHTML;
      }
      if (SAFE_FOR_TEMPLATES) {
        serializedHTML = stringReplace(serializedHTML, MUSTACHE_EXPR$1, " ");
        serializedHTML = stringReplace(serializedHTML, ERB_EXPR$1, " ");
      }
      return trustedTypesPolicy && RETURN_TRUSTED_TYPE
        ? trustedTypesPolicy.createHTML(serializedHTML)
        : serializedHTML;
    };
    DOMPurify.setConfig = function (cfg) {
      _parseConfig(cfg);
      SET_CONFIG = true;
    };
    DOMPurify.clearConfig = function () {
      CONFIG = null;
      SET_CONFIG = false;
    };
    DOMPurify.isValidAttribute = function (tag, attr, value) {
      if (!CONFIG) {
        _parseConfig({});
      }
      var lcTag = transformCaseFunc(tag);
      var lcName = transformCaseFunc(attr);
      return _isValidAttribute(lcTag, lcName, value);
    };
    DOMPurify.addHook = function (entryPoint, hookFunction) {
      if (typeof hookFunction !== "function") {
        return;
      }
      hooks[entryPoint] = hooks[entryPoint] || [];
      arrayPush(hooks[entryPoint], hookFunction);
    };
    DOMPurify.removeHook = function (entryPoint) {
      if (hooks[entryPoint]) {
        return arrayPop(hooks[entryPoint]);
      }
    };
    DOMPurify.removeHooks = function (entryPoint) {
      if (hooks[entryPoint]) {
        hooks[entryPoint] = [];
      }
    };
    DOMPurify.removeAllHooks = function () {
      hooks = {};
    };
    return DOMPurify;
  }
  var purify = createDOMPurify();

  const each$4 = Tools.each,
    trim = Tools.trim;
  const queryParts = [
    "source",
    "protocol",
    "authority",
    "userInfo",
    "user",
    "password",
    "host",
    "port",
    "relative",
    "path",
    "directory",
    "file",
    "query",
    "anchor",
  ];
  const DEFAULT_PORTS = {
    ftp: 21,
    http: 80,
    https: 443,
    mailto: 25,
  };
  const safeSvgDataUrlElements = ["img", "video"];
  const blockSvgDataUris = (allowSvgDataUrls, tagName) => {
    if (isNonNullable(allowSvgDataUrls)) {
      return !allowSvgDataUrls;
    } else {
      return isNonNullable(tagName)
        ? !contains$2(safeSvgDataUrlElements, tagName)
        : true;
    }
  };
  const decodeUri = (encodedUri) => {
    try {
      return decodeURIComponent(encodedUri);
    } catch (ex) {
      return unescape(encodedUri);
    }
  };
  const isInvalidUri = (settings, uri, tagName) => {
    const decodedUri = decodeUri(uri).replace(/\s/g, "");
    if (settings.allow_script_urls) {
      return false;
    } else if (/((java|vb)script|mhtml):/i.test(decodedUri)) {
      return true;
    } else if (settings.allow_html_data_urls) {
      return false;
    } else if (/^data:image\//i.test(decodedUri)) {
      return (
        blockSvgDataUris(settings.allow_svg_data_urls, tagName) &&
        /^data:image\/svg\+xml/i.test(decodedUri)
      );
    } else {
      return /^data:/i.test(decodedUri);
    }
  };
  class URI {
    static parseDataUri(uri) {
      let type;
      const uriComponents = decodeURIComponent(uri).split(",");
      const matches = /data:([^;]+)/.exec(uriComponents[0]);
      if (matches) {
        type = matches[1];
      }
      return {
        type,
        data: uriComponents[1],
      };
    }
    static isDomSafe(uri, context, options = {}) {
      if (options.allow_script_urls) {
        return true;
      } else {
        const decodedUri = Entities.decode(uri).replace(
          /[\s\u0000-\u001F]+/g,
          ""
        );
        return !isInvalidUri(options, decodedUri, context);
      }
    }
    static getDocumentBaseUrl(loc) {
      var _a;
      let baseUrl;
      if (loc.protocol.indexOf("http") !== 0 && loc.protocol !== "file:") {
        baseUrl = (_a = loc.href) !== null && _a !== void 0 ? _a : "";
      } else {
        baseUrl = loc.protocol + "//" + loc.host + loc.pathname;
      }
      if (/^[^:]+:\/\/\/?[^\/]+\//.test(baseUrl)) {
        baseUrl = baseUrl.replace(/[\?#].*$/, "").replace(/[\/\\][^\/]+$/, "");
        if (!/[\/\\]$/.test(baseUrl)) {
          baseUrl += "/";
        }
      }
      return baseUrl;
    }
    constructor(url, settings = {}) {
      this.path = "";
      this.directory = "";
      url = trim(url);
      this.settings = settings;
      const baseUri = settings.base_uri;
      const self = this;
      if (/^([\w\-]+):([^\/]{2})/i.test(url) || /^\s*#/.test(url)) {
        self.source = url;
        return;
      }
      const isProtocolRelative = url.indexOf("//") === 0;
      if (url.indexOf("/") === 0 && !isProtocolRelative) {
        url =
          (baseUri ? baseUri.protocol || "http" : "http") + "://mce_host" + url;
      }
      if (!/^[\w\-]*:?\/\//.test(url)) {
        const baseUrl = baseUri
          ? baseUri.path
          : new URI(document.location.href).directory;
        if (
          (baseUri === null || baseUri === void 0
            ? void 0
            : baseUri.protocol) === ""
        ) {
          url = "//mce_host" + self.toAbsPath(baseUrl, url);
        } else {
          const match = /([^#?]*)([#?]?.*)/.exec(url);
          if (match) {
            url =
              ((baseUri && baseUri.protocol) || "http") +
              "://mce_host" +
              self.toAbsPath(baseUrl, match[1]) +
              match[2];
          }
        }
      }
      url = url.replace(/@@/g, "(mce_at)");
      const urlMatch =
        /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@\/]*):?([^:@\/]*))?@)?(\[[a-zA-Z0-9:.%]+\]|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/.exec(
          url
        );
      if (urlMatch) {
        each$4(queryParts, (v, i) => {
          let part = urlMatch[i];
          if (part) {
            part = part.replace(/\(mce_at\)/g, "@@");
          }
          self[v] = part;
        });
      }
      if (baseUri) {
        if (!self.protocol) {
          self.protocol = baseUri.protocol;
        }
        if (!self.userInfo) {
          self.userInfo = baseUri.userInfo;
        }
        if (!self.port && self.host === "mce_host") {
          self.port = baseUri.port;
        }
        if (!self.host || self.host === "mce_host") {
          self.host = baseUri.host;
        }
        self.source = "";
      }
      if (isProtocolRelative) {
        self.protocol = "";
      }
    }
    setPath(path) {
      const pathMatch = /^(.*?)\/?(\w+)?$/.exec(path);
      if (pathMatch) {
        this.path = pathMatch[0];
        this.directory = pathMatch[1];
        this.file = pathMatch[2];
      }
      this.source = "";
      this.getURI();
    }
    toRelative(uri) {
      if (uri === "./") {
        return uri;
      }
      const relativeUri = new URI(uri, { base_uri: this });
      if (
        (relativeUri.host !== "mce_host" &&
          this.host !== relativeUri.host &&
          relativeUri.host) ||
        this.port !== relativeUri.port ||
        (this.protocol !== relativeUri.protocol && relativeUri.protocol !== "")
      ) {
        return relativeUri.getURI();
      }
      const tu = this.getURI(),
        uu = relativeUri.getURI();
      if (
        tu === uu ||
        (tu.charAt(tu.length - 1) === "/" && tu.substr(0, tu.length - 1) === uu)
      ) {
        return tu;
      }
      let output = this.toRelPath(this.path, relativeUri.path);
      if (relativeUri.query) {
        output += "?" + relativeUri.query;
      }
      if (relativeUri.anchor) {
        output += "#" + relativeUri.anchor;
      }
      return output;
    }
    toAbsolute(uri, noHost) {
      const absoluteUri = new URI(uri, { base_uri: this });
      return absoluteUri.getURI(noHost && this.isSameOrigin(absoluteUri));
    }
    isSameOrigin(uri) {
      if (this.host == uri.host && this.protocol == uri.protocol) {
        if (this.port == uri.port) {
          return true;
        }
        const defaultPort = this.protocol ? DEFAULT_PORTS[this.protocol] : null;
        if (
          defaultPort &&
          (this.port || defaultPort) == (uri.port || defaultPort)
        ) {
          return true;
        }
      }
      return false;
    }
    toRelPath(base, path) {
      let breakPoint = 0,
        out = "",
        i,
        l;
      const normalizedBase = base
        .substring(0, base.lastIndexOf("/"))
        .split("/");
      const items = path.split("/");
      if (normalizedBase.length >= items.length) {
        for (i = 0, l = normalizedBase.length; i < l; i++) {
          if (i >= items.length || normalizedBase[i] !== items[i]) {
            breakPoint = i + 1;
            break;
          }
        }
      }
      if (normalizedBase.length < items.length) {
        for (i = 0, l = items.length; i < l; i++) {
          if (i >= normalizedBase.length || normalizedBase[i] !== items[i]) {
            breakPoint = i + 1;
            break;
          }
        }
      }
      if (breakPoint === 1) {
        return path;
      }
      for (i = 0, l = normalizedBase.length - (breakPoint - 1); i < l; i++) {
        out += "../";
      }
      for (i = breakPoint - 1, l = items.length; i < l; i++) {
        if (i !== breakPoint - 1) {
          out += "/" + items[i];
        } else {
          out += items[i];
        }
      }
      return out;
    }
    toAbsPath(base, path) {
      let nb = 0;
      const tr = /\/$/.test(path) ? "/" : "";
      const normalizedBase = base.split("/");
      const normalizedPath = path.split("/");
      const baseParts = [];
      each$4(normalizedBase, (k) => {
        if (k) {
          baseParts.push(k);
        }
      });
      const pathParts = [];
      for (let i = normalizedPath.length - 1; i >= 0; i--) {
        if (normalizedPath[i].length === 0 || normalizedPath[i] === ".") {
          continue;
        }
        if (normalizedPath[i] === "..") {
          nb++;
          continue;
        }
        if (nb > 0) {
          nb--;
          continue;
        }
        pathParts.push(normalizedPath[i]);
      }
      const i = baseParts.length - nb;
      let outPath;
      if (i <= 0) {
        outPath = reverse(pathParts).join("/");
      } else {
        outPath =
          baseParts.slice(0, i).join("/") + "/" + reverse(pathParts).join("/");
      }
      if (outPath.indexOf("/") !== 0) {
        outPath = "/" + outPath;
      }
      if (tr && outPath.lastIndexOf("/") !== outPath.length - 1) {
        outPath += tr;
      }
      return outPath;
    }
    getURI(noProtoHost = false) {
      let s;
      if (!this.source || noProtoHost) {
        s = "";
        if (!noProtoHost) {
          if (this.protocol) {
            s += this.protocol + "://";
          } else {
            s += "//";
          }
          if (this.userInfo) {
            s += this.userInfo + "@";
          }
          if (this.host) {
            s += this.host;
          }
          if (this.port) {
            s += ":" + this.port;
          }
        }
        if (this.path) {
          s += this.path;
        }
        if (this.query) {
          s += "?" + this.query;
        }
        if (this.anchor) {
          s += "#" + this.anchor;
        }
        this.source = s;
      }
      return this.source;
    }
  }

  const filteredUrlAttrs = Tools.makeMap(
    "src,href,data,background,action,formaction,poster,xlink:href"
  );
  const internalElementAttr = "data-mce-type";
  let uid = 0;
  const processNode = (node, settings, schema, evt) => {
    var _a, _b, _c, _d;
    const validate = settings.validate;
    const specialElements = schema.getSpecialElements();
    if (
      node.nodeType === COMMENT &&
      !settings.allow_conditional_comments &&
      /^\[if/i.test((_a = node.nodeValue) !== null && _a !== void 0 ? _a : "")
    ) {
      node.nodeValue = " " + node.nodeValue;
    }
    const lcTagName =
      (_b = evt === null || evt === void 0 ? void 0 : evt.tagName) !== null &&
      _b !== void 0
        ? _b
        : node.nodeName.toLowerCase();
    if (node.nodeType !== ELEMENT || lcTagName === "body") {
      return;
    }
    const element = SugarElement.fromDom(node);
    const isInternalElement = has$1(element, internalElementAttr);
    const bogus = get$9(element, "data-mce-bogus");
    if (!isInternalElement && isString(bogus)) {
      if (bogus === "all") {
        remove$5(element);
      } else {
        unwrap(element);
      }
      return;
    }
    const rule = schema.getElementRule(lcTagName);
    if (validate && !rule) {
      if (has$2(specialElements, lcTagName)) {
        remove$5(element);
      } else {
        unwrap(element);
      }
      return;
    } else {
      if (isNonNullable(evt)) {
        evt.allowedTags[lcTagName] = true;
      }
    }
    if (validate && rule && !isInternalElement) {
      each$e(
        (_c = rule.attributesForced) !== null && _c !== void 0 ? _c : [],
        (attr) => {
          set$3(
            element,
            attr.name,
            attr.value === "{$uid}" ? `mce_${uid++}` : attr.value
          );
        }
      );
      each$e(
        (_d = rule.attributesDefault) !== null && _d !== void 0 ? _d : [],
        (attr) => {
          if (!has$1(element, attr.name)) {
            set$3(
              element,
              attr.name,
              attr.value === "{$uid}" ? `mce_${uid++}` : attr.value
            );
          }
        }
      );
      if (
        rule.attributesRequired &&
        !exists(rule.attributesRequired, (attr) => has$1(element, attr))
      ) {
        unwrap(element);
        return;
      }
      if (rule.removeEmptyAttrs && hasNone(element)) {
        unwrap(element);
        return;
      }
      if (rule.outputName && rule.outputName !== lcTagName) {
        mutate(element, rule.outputName);
      }
    }
  };
  const shouldKeepAttribute = (
    settings,
    schema,
    tagName,
    attrName,
    attrValue
  ) =>
    !(
      attrName in filteredUrlAttrs && isInvalidUri(settings, attrValue, tagName)
    ) &&
    (!settings.validate ||
      schema.isValid(tagName, attrName) ||
      startsWith(attrName, "data-") ||
      startsWith(attrName, "aria-"));
  const isRequiredAttributeOfInternalElement = (ele, attrName) =>
    ele.hasAttribute(internalElementAttr) &&
    (attrName === "id" || attrName === "class" || attrName === "style");
  const isBooleanAttribute = (attrName, schema) =>
    attrName in schema.getBoolAttrs();
  const filterAttributes = (ele, settings, schema) => {
    const { attributes } = ele;
    for (let i = attributes.length - 1; i >= 0; i--) {
      const attr = attributes[i];
      const attrName = attr.name;
      const attrValue = attr.value;
      if (
        !shouldKeepAttribute(
          settings,
          schema,
          ele.tagName.toLowerCase(),
          attrName,
          attrValue
        ) &&
        !isRequiredAttributeOfInternalElement(ele, attrName)
      ) {
        ele.removeAttribute(attrName);
      } else if (isBooleanAttribute(attrName, schema)) {
        ele.setAttribute(attrName, attrName);
      }
    }
  };
  const setupPurify = (settings, schema) => {
    const purify$1 = purify();
    purify$1.addHook("uponSanitizeElement", (ele, evt) => {
      processNode(ele, settings, schema, evt);
    });
    purify$1.addHook("uponSanitizeAttribute", (ele, evt) => {
      const tagName = ele.tagName.toLowerCase();
      const { attrName, attrValue } = evt;
      evt.keepAttr = shouldKeepAttribute(
        settings,
        schema,
        tagName,
        attrName,
        attrValue
      );
      if (evt.keepAttr) {
        evt.allowedAttributes[attrName] = true;
        if (isBooleanAttribute(attrName, schema)) {
          evt.attrValue = attrName;
        }
        if (
          settings.allow_svg_data_urls &&
          startsWith(attrValue, "data:image/svg+xml")
        ) {
          evt.forceKeepAttr = true;
        }
      } else if (isRequiredAttributeOfInternalElement(ele, attrName)) {
        evt.forceKeepAttr = true;
      }
    });
    return purify$1;
  };
  const getPurifyConfig = (settings, mimeType) => {
    const basePurifyConfig = {
      IN_PLACE: true,
      ALLOW_UNKNOWN_PROTOCOLS: true,
      ALLOWED_TAGS: ["#comment", "#cdata-section", "body"],
      ALLOWED_ATTR: [],
    };
    const config = { ...basePurifyConfig };
    config.PARSER_MEDIA_TYPE = mimeType;
    if (settings.allow_script_urls) {
      config.ALLOWED_URI_REGEXP = /.*/;
    } else if (settings.allow_html_data_urls) {
      config.ALLOWED_URI_REGEXP = /^(?!(\w+script|mhtml):)/i;
    }
    return config;
  };
  const getSanitizer = (settings, schema) => {
    if (settings.sanitize) {
      const purify = setupPurify(settings, schema);
      return (body, mimeType) => {
        purify.sanitize(body, getPurifyConfig(settings, mimeType));
        purify.removed = [];
      };
    } else {
      return (body, _) => {
        const nodeIterator = document.createNodeIterator(
          body,
          NodeFilter.SHOW_ELEMENT |
            NodeFilter.SHOW_COMMENT |
            NodeFilter.SHOW_TEXT
        );
        let node;
        while ((node = nodeIterator.nextNode())) {
          processNode(node, settings, schema);
          if (isElement$6(node)) {
            filterAttributes(node, settings, schema);
          }
        }
      };
    }
  };

  const makeMap = Tools.makeMap,
    extend$1 = Tools.extend;
  const transferChildren = (parent, nativeParent, specialElements) => {
    const parentName = parent.name;
    const isSpecial =
      parentName in specialElements &&
      parentName !== "title" &&
      parentName !== "textarea";
    const childNodes = nativeParent.childNodes;
    for (let ni = 0, nl = childNodes.length; ni < nl; ni++) {
      const nativeChild = childNodes[ni];
      const child = new AstNode(
        nativeChild.nodeName.toLowerCase(),
        nativeChild.nodeType
      );
      if (isElement$6(nativeChild)) {
        const attributes = nativeChild.attributes;
        for (let ai = 0, al = attributes.length; ai < al; ai++) {
          const attr = attributes[ai];
          child.attr(attr.name, attr.value);
        }
      } else if (isText$a(nativeChild)) {
        child.value = nativeChild.data;
        if (isSpecial) {
          child.raw = true;
        }
      } else if (
        isComment(nativeChild) ||
        isCData(nativeChild) ||
        isPi(nativeChild)
      ) {
        child.value = nativeChild.data;
      }
      transferChildren(child, nativeChild, specialElements);
      parent.append(child);
    }
  };
  const walkTree = (root, preprocessors, postprocessors) => {
    const traverseOrder = [];
    for (
      let node = root, lastNode = node;
      node;
      lastNode = node, node = node.walk()
    ) {
      const tempNode = node;
      each$e(preprocessors, (preprocess) => preprocess(tempNode));
      if (isNullable(tempNode.parent) && tempNode !== root) {
        node = lastNode;
      } else {
        traverseOrder.push(tempNode);
      }
    }
    for (let i = traverseOrder.length - 1; i >= 0; i--) {
      const node = traverseOrder[i];
      each$e(postprocessors, (postprocess) => postprocess(node));
    }
  };
  const whitespaceCleaner = (root, schema, settings, args) => {
    const validate = settings.validate;
    const nonEmptyElements = schema.getNonEmptyElements();
    const whitespaceElements = schema.getWhitespaceElements();
    const blockElements = extend$1(
      makeMap("script,style,head,html,body,title,meta,param"),
      schema.getBlockElements()
    );
    const textRootBlockElements = getTextRootBlockElements(schema);
    const allWhiteSpaceRegExp = /[ \t\r\n]+/g;
    const startWhiteSpaceRegExp = /^[ \t\r\n]+/;
    const endWhiteSpaceRegExp = /[ \t\r\n]+$/;
    const hasWhitespaceParent = (node) => {
      let tempNode = node.parent;
      while (isNonNullable(tempNode)) {
        if (tempNode.name in whitespaceElements) {
          return true;
        } else {
          tempNode = tempNode.parent;
        }
      }
      return false;
    };
    const isTextRootBlockEmpty = (node) => {
      let tempNode = node;
      while (isNonNullable(tempNode)) {
        if (tempNode.name in textRootBlockElements) {
          return isEmpty(
            schema,
            nonEmptyElements,
            whitespaceElements,
            tempNode
          );
        } else {
          tempNode = tempNode.parent;
        }
      }
      return false;
    };
    const isBlock = (node) =>
      node.name in blockElements || isTransparentAstBlock(schema, node);
    const isAtEdgeOfBlock = (node, start) => {
      const neighbour = start ? node.prev : node.next;
      if (isNonNullable(neighbour) || isNullable(node.parent)) {
        return false;
      }
      return (
        isBlock(node.parent) &&
        (node.parent !== root || args.isRootContent === true)
      );
    };
    const preprocess = (node) => {
      var _a;
      if (node.type === 3) {
        if (!hasWhitespaceParent(node)) {
          let text = (_a = node.value) !== null && _a !== void 0 ? _a : "";
          text = text.replace(allWhiteSpaceRegExp, " ");
          if (
            isLineBreakNode(node.prev, isBlock) ||
            isAtEdgeOfBlock(node, true)
          ) {
            text = text.replace(startWhiteSpaceRegExp, "");
          }
          if (text.length === 0) {
            node.remove();
          } else {
            node.value = text;
          }
        }
      }
    };
    const postprocess = (node) => {
      var _a;
      if (node.type === 1) {
        const elementRule = schema.getElementRule(node.name);
        if (validate && elementRule) {
          const isNodeEmpty = isEmpty(
            schema,
            nonEmptyElements,
            whitespaceElements,
            node
          );
          if (
            elementRule.paddInEmptyBlock &&
            isNodeEmpty &&
            isTextRootBlockEmpty(node)
          ) {
            paddEmptyNode(settings, args, isBlock, node);
          } else if (elementRule.removeEmpty && isNodeEmpty) {
            if (isBlock(node)) {
              node.remove();
            } else {
              node.unwrap();
            }
          } else if (
            elementRule.paddEmpty &&
            (isNodeEmpty || isPaddedWithNbsp(node))
          ) {
            paddEmptyNode(settings, args, isBlock, node);
          }
        }
      } else if (node.type === 3) {
        if (!hasWhitespaceParent(node)) {
          let text = (_a = node.value) !== null && _a !== void 0 ? _a : "";
          if (
            (node.next && isBlock(node.next)) ||
            isAtEdgeOfBlock(node, false)
          ) {
            text = text.replace(endWhiteSpaceRegExp, "");
          }
          if (text.length === 0) {
            node.remove();
          } else {
            node.value = text;
          }
        }
      }
    };
    return [preprocess, postprocess];
  };
  const getRootBlockName = (settings, args) => {
    var _a;
    const name =
      (_a = args.forced_root_block) !== null && _a !== void 0
        ? _a
        : settings.forced_root_block;
    if (name === false) {
      return "";
    } else if (name === true) {
      return "p";
    } else {
      return name;
    }
  };
  const DomParser = (settings = {}, schema = Schema()) => {
    const nodeFilterRegistry = create$8();
    const attributeFilterRegistry = create$8();
    const defaultedSettings = {
      validate: true,
      root_name: "body",
      sanitize: true,
      ...settings,
    };
    const parser = new DOMParser();
    const sanitize = getSanitizer(defaultedSettings, schema);
    const parseAndSanitizeWithContext = (html, rootName, format = "html") => {
      const mimeType =
        format === "xhtml" ? "application/xhtml+xml" : "text/html";
      const isSpecialRoot = has$2(
        schema.getSpecialElements(),
        rootName.toLowerCase()
      );
      const content = isSpecialRoot
        ? `<${rootName}>${html}</${rootName}>`
        : html;
      const wrappedHtml =
        format === "xhtml"
          ? `<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body>${content}</body></html>`
          : `<body>${content}</body>`;
      const body = parser.parseFromString(wrappedHtml, mimeType).body;
      sanitize(body, mimeType);
      return isSpecialRoot ? body.firstChild : body;
    };
    const addNodeFilter = nodeFilterRegistry.addFilter;
    const getNodeFilters = nodeFilterRegistry.getFilters;
    const removeNodeFilter = nodeFilterRegistry.removeFilter;
    const addAttributeFilter = attributeFilterRegistry.addFilter;
    const getAttributeFilters = attributeFilterRegistry.getFilters;
    const removeAttributeFilter = attributeFilterRegistry.removeFilter;
    const findInvalidChildren = (node, invalidChildren) => {
      if (isInvalid(schema, node)) {
        invalidChildren.push(node);
      }
    };
    const isWrappableNode = (blockElements, node) => {
      const isInternalElement = isString(node.attr(internalElementAttr));
      const isInlineElement =
        node.type === 1 &&
        !has$2(blockElements, node.name) &&
        !isTransparentAstBlock(schema, node);
      return node.type === 3 || (isInlineElement && !isInternalElement);
    };
    const addRootBlocks = (rootNode, rootBlockName) => {
      const blockElements = extend$1(
        makeMap("script,style,head,html,body,title,meta,param"),
        schema.getBlockElements()
      );
      const startWhiteSpaceRegExp = /^[ \t\r\n]+/;
      const endWhiteSpaceRegExp = /[ \t\r\n]+$/;
      let node = rootNode.firstChild,
        rootBlockNode = null;
      const trim = (rootBlock) => {
        var _a, _b;
        if (rootBlock) {
          node = rootBlock.firstChild;
          if (node && node.type === 3) {
            node.value =
              (_a = node.value) === null || _a === void 0
                ? void 0
                : _a.replace(startWhiteSpaceRegExp, "");
          }
          node = rootBlock.lastChild;
          if (node && node.type === 3) {
            node.value =
              (_b = node.value) === null || _b === void 0
                ? void 0
                : _b.replace(endWhiteSpaceRegExp, "");
          }
        }
      };
      if (!schema.isValidChild(rootNode.name, rootBlockName.toLowerCase())) {
        return;
      }
      while (node) {
        const next = node.next;
        if (isWrappableNode(blockElements, node)) {
          if (!rootBlockNode) {
            rootBlockNode = new AstNode(rootBlockName, 1);
            rootBlockNode.attr(defaultedSettings.forced_root_block_attrs);
            rootNode.insert(rootBlockNode, node);
            rootBlockNode.append(node);
          } else {
            rootBlockNode.append(node);
          }
        } else {
          trim(rootBlockNode);
          rootBlockNode = null;
        }
        node = next;
      }
      trim(rootBlockNode);
    };
    const parse = (html, args = {}) => {
      var _a;
      const validate = defaultedSettings.validate;
      const rootName =
        (_a = args.context) !== null && _a !== void 0
          ? _a
          : defaultedSettings.root_name;
      const element = parseAndSanitizeWithContext(html, rootName, args.format);
      updateChildren(schema, element);
      const rootNode = new AstNode(rootName, 11);
      transferChildren(rootNode, element, schema.getSpecialElements());
      element.innerHTML = "";
      const [whitespacePre, whitespacePost] = whitespaceCleaner(
        rootNode,
        schema,
        defaultedSettings,
        args
      );
      const invalidChildren = [];
      const invalidFinder = validate
        ? (node) => findInvalidChildren(node, invalidChildren)
        : noop;
      const matches = {
        nodes: {},
        attributes: {},
      };
      const matchFinder = (node) =>
        matchNode$1(getNodeFilters(), getAttributeFilters(), node, matches);
      walkTree(
        rootNode,
        [whitespacePre, matchFinder],
        [whitespacePost, invalidFinder]
      );
      invalidChildren.reverse();
      if (validate && invalidChildren.length > 0) {
        if (args.context) {
          const { pass: topLevelChildren, fail: otherChildren } = partition$2(
            invalidChildren,
            (child) => child.parent === rootNode
          );
          cleanInvalidNodes(otherChildren, schema, rootNode, matchFinder);
          args.invalid = topLevelChildren.length > 0;
        } else {
          cleanInvalidNodes(invalidChildren, schema, rootNode, matchFinder);
        }
      }
      const rootBlockName = getRootBlockName(defaultedSettings, args);
      if (rootBlockName && (rootNode.name === "body" || args.isRootContent)) {
        addRootBlocks(rootNode, rootBlockName);
      }
      if (!args.invalid) {
        runFilters(matches, args);
      }
      return rootNode;
    };
    const exports = {
      schema,
      addAttributeFilter,
      getAttributeFilters,
      removeAttributeFilter,
      addNodeFilter,
      getNodeFilters,
      removeNodeFilter,
      parse,
    };
    register$4(exports, defaultedSettings);
    register$5(exports, defaultedSettings, schema);
    return exports;
  };

  const serializeContent = (content) =>
    isTreeNode(content)
      ? HtmlSerializer({ validate: false }).serialize(content)
      : content;
  const withSerializedContent = (content, fireEvent, sanitize) => {
    const serializedContent = serializeContent(content);
    const eventArgs = fireEvent(serializedContent);
    if (eventArgs.isDefaultPrevented()) {
      return eventArgs;
    } else if (isTreeNode(content)) {
      if (eventArgs.content !== serializedContent) {
        const rootNode = DomParser({
          validate: false,
          forced_root_block: false,
          sanitize,
        }).parse(eventArgs.content, { context: content.name });
        return {
          ...eventArgs,
          content: rootNode,
        };
      } else {
        return {
          ...eventArgs,
          content,
        };
      }
    } else {
      return eventArgs;
    }
  };
  const preProcessGetContent = (editor, args) => {
    if (args.no_events) {
      return Result.value(args);
    } else {
      const eventArgs = fireBeforeGetContent(editor, args);
      if (eventArgs.isDefaultPrevented()) {
        return Result.error(
          fireGetContent(editor, {
            content: "",
            ...eventArgs,
          }).content
        );
      } else {
        return Result.value(eventArgs);
      }
    }
  };
  const postProcessGetContent = (editor, content, args) => {
    if (args.no_events) {
      return content;
    } else {
      const processedEventArgs = withSerializedContent(
        content,
        (content) =>
          fireGetContent(editor, {
            ...args,
            content,
          }),
        shouldSanitizeXss(editor)
      );
      return processedEventArgs.content;
    }
  };
  const preProcessSetContent = (editor, args) => {
    if (args.no_events) {
      return Result.value(args);
    } else {
      const processedEventArgs = withSerializedContent(
        args.content,
        (content) =>
          fireBeforeSetContent(editor, {
            ...args,
            content,
          }),
        shouldSanitizeXss(editor)
      );
      if (processedEventArgs.isDefaultPrevented()) {
        fireSetContent(editor, processedEventArgs);
        return Result.error(undefined);
      } else {
        return Result.value(processedEventArgs);
      }
    }
  };
  const postProcessSetContent = (editor, content, args) => {
    if (!args.no_events) {
      fireSetContent(editor, {
        ...args,
        content,
      });
    }
  };

  const tableModel = (element, width, rows) => ({
    element,
    width,
    rows,
  });
  const tableRow = (element, cells) => ({
    element,
    cells,
  });
  const cellPosition = (x, y) => ({
    x,
    y,
  });
  const getSpan = (td, key) => {
    return getOpt(td, key).bind(toInt).getOr(1);
  };
  const fillout = (table, x, y, tr, td) => {
    const rowspan = getSpan(td, "rowspan");
    const colspan = getSpan(td, "colspan");
    const rows = table.rows;
    for (let y2 = y; y2 < y + rowspan; y2++) {
      if (!rows[y2]) {
        rows[y2] = tableRow(deep$1(tr), []);
      }
      for (let x2 = x; x2 < x + colspan; x2++) {
        const cells = rows[y2].cells;
        cells[x2] = y2 === y && x2 === x ? td : shallow$1(td);
      }
    }
  };
  const cellExists = (table, x, y) => {
    const rows = table.rows;
    const cells = rows[y] ? rows[y].cells : [];
    return !!cells[x];
  };
  const skipCellsX = (table, x, y) => {
    while (cellExists(table, x, y)) {
      x++;
    }
    return x;
  };
  const getWidth = (rows) => {
    return foldl(
      rows,
      (acc, row) => {
        return row.cells.length > acc ? row.cells.length : acc;
      },
      0
    );
  };
  const findElementPos = (table, element) => {
    const rows = table.rows;
    for (let y = 0; y < rows.length; y++) {
      const cells = rows[y].cells;
      for (let x = 0; x < cells.length; x++) {
        if (eq(cells[x], element)) {
          return Optional.some(cellPosition(x, y));
        }
      }
    }
    return Optional.none();
  };
  const extractRows = (table, sx, sy, ex, ey) => {
    const newRows = [];
    const rows = table.rows;
    for (let y = sy; y <= ey; y++) {
      const cells = rows[y].cells;
      const slice = sx < ex ? cells.slice(sx, ex + 1) : cells.slice(ex, sx + 1);
      newRows.push(tableRow(rows[y].element, slice));
    }
    return newRows;
  };
  const subTable = (table, startPos, endPos) => {
    const sx = startPos.x,
      sy = startPos.y;
    const ex = endPos.x,
      ey = endPos.y;
    const newRows =
      sy < ey
        ? extractRows(table, sx, sy, ex, ey)
        : extractRows(table, sx, ey, ex, sy);
    return tableModel(table.element, getWidth(newRows), newRows);
  };
  const createDomTable = (table, rows) => {
    const tableElement = shallow$1(table.element);
    const tableBody = SugarElement.fromTag("tbody");
    append(tableBody, rows);
    append$1(tableElement, tableBody);
    return tableElement;
  };
  const modelRowsToDomRows = (table) => {
    return map$3(table.rows, (row) => {
      const cells = map$3(row.cells, (cell) => {
        const td = deep$1(cell);
        remove$a(td, "colspan");
        remove$a(td, "rowspan");
        return td;
      });
      const tr = shallow$1(row.element);
      append(tr, cells);
      return tr;
    });
  };
  const fromDom = (tableElm) => {
    const table = tableModel(shallow$1(tableElm), 0, []);
    each$e(descendants(tableElm, "tr"), (tr, y) => {
      each$e(descendants(tr, "td,th"), (td, x) => {
        fillout(table, skipCellsX(table, x, y), y, tr, td);
      });
    });
    return tableModel(table.element, getWidth(table.rows), table.rows);
  };
  const toDom = (table) => {
    return createDomTable(table, modelRowsToDomRows(table));
  };
  const subsection = (table, startElement, endElement) => {
    return findElementPos(table, startElement).bind((startPos) => {
      return findElementPos(table, endElement).map((endPos) => {
        return subTable(table, startPos, endPos);
      });
    });
  };

  const findParentListContainer = (parents) =>
    find$2(parents, (elm) => name(elm) === "ul" || name(elm) === "ol");
  const getFullySelectedListWrappers = (parents, rng) =>
    find$2(
      parents,
      (elm) => name(elm) === "li" && hasAllContentsSelected(elm, rng)
    ).fold(constant([]), (_li) =>
      findParentListContainer(parents)
        .map((listCont) => {
          const listElm = SugarElement.fromTag(name(listCont));
          const listStyles = filter$4(getAllRaw(listCont), (_style, name) =>
            startsWith(name, "list-style")
          );
          setAll(listElm, listStyles);
          return [SugarElement.fromTag("li"), listElm];
        })
        .getOr([])
    );
  const wrap = (innerElm, elms) => {
    const wrapped = foldl(
      elms,
      (acc, elm) => {
        append$1(elm, acc);
        return elm;
      },
      innerElm
    );
    return elms.length > 0 ? fromElements([wrapped]) : wrapped;
  };
  const directListWrappers = (commonAnchorContainer) => {
    if (isListItem$1(commonAnchorContainer)) {
      return parent(commonAnchorContainer)
        .filter(isList)
        .fold(constant([]), (listElm) => [commonAnchorContainer, listElm]);
    } else {
      return isList(commonAnchorContainer) ? [commonAnchorContainer] : [];
    }
  };
  const getWrapElements = (rootNode, rng) => {
    const commonAnchorContainer = SugarElement.fromDom(
      rng.commonAncestorContainer
    );
    const parents = parentsAndSelf(commonAnchorContainer, rootNode);
    const wrapElements = filter$5(parents, isWrapElement);
    const listWrappers = getFullySelectedListWrappers(parents, rng);
    const allWrappers = wrapElements.concat(
      listWrappers.length
        ? listWrappers
        : directListWrappers(commonAnchorContainer)
    );
    return map$3(allWrappers, shallow$1);
  };
  const emptyFragment = () => fromElements([]);
  const getFragmentFromRange = (rootNode, rng) =>
    wrap(
      SugarElement.fromDom(rng.cloneContents()),
      getWrapElements(rootNode, rng)
    );
  const getParentTable = (rootElm, cell) =>
    ancestor$3(cell, "table", curry(eq, rootElm));
  const getTableFragment = (rootNode, selectedTableCells) =>
    getParentTable(rootNode, selectedTableCells[0])
      .bind((tableElm) => {
        const firstCell = selectedTableCells[0];
        const lastCell = selectedTableCells[selectedTableCells.length - 1];
        const fullTableModel = fromDom(tableElm);
        return subsection(fullTableModel, firstCell, lastCell).map(
          (sectionedTableModel) => fromElements([toDom(sectionedTableModel)])
        );
      })
      .getOrThunk(emptyFragment);
  const getSelectionFragment = (rootNode, ranges) =>
    ranges.length > 0 && ranges[0].collapsed
      ? emptyFragment()
      : getFragmentFromRange(rootNode, ranges[0]);
  const read$3 = (rootNode, ranges) => {
    const selectedCells = getCellsFromElementOrRanges(ranges, rootNode);
    return selectedCells.length > 0
      ? getTableFragment(rootNode, selectedCells)
      : getSelectionFragment(rootNode, ranges);
  };

  const isCollapsibleWhitespace = (text, index) =>
    index >= 0 && index < text.length && isWhiteSpace(text.charAt(index));
  const getInnerText = (bin) => {
    return trim$1(bin.innerText);
  };
  const getContextNodeName = (parentBlockOpt) =>
    parentBlockOpt
      .map((block) => block.nodeName)
      .getOr("div")
      .toLowerCase();
  const getTextContent = (editor) =>
    Optional.from(editor.selection.getRng())
      .map((rng) => {
        var _a;
        const parentBlockOpt = Optional.from(
          editor.dom.getParent(rng.commonAncestorContainer, editor.dom.isBlock)
        );
        const body = editor.getBody();
        const contextNodeName = getContextNodeName(parentBlockOpt);
        const rangeContentClone = SugarElement.fromDom(rng.cloneContents());
        cleanupBogusElements(rangeContentClone);
        cleanupInputNames(rangeContentClone);
        const bin = editor.dom.add(
          body,
          contextNodeName,
          {
            "data-mce-bogus": "all",
            style: "overflow: hidden; opacity: 0;",
          },
          rangeContentClone.dom
        );
        const text = getInnerText(bin);
        const nonRenderedText = trim$1(
          (_a = bin.textContent) !== null && _a !== void 0 ? _a : ""
        );
        editor.dom.remove(bin);
        if (
          isCollapsibleWhitespace(nonRenderedText, 0) ||
          isCollapsibleWhitespace(nonRenderedText, nonRenderedText.length - 1)
        ) {
          const parentBlock = parentBlockOpt.getOr(body);
          const parentBlockText = getInnerText(parentBlock);
          const textIndex = parentBlockText.indexOf(text);
          if (textIndex === -1) {
            return text;
          } else {
            const hasProceedingSpace = isCollapsibleWhitespace(
              parentBlockText,
              textIndex - 1
            );
            const hasTrailingSpace = isCollapsibleWhitespace(
              parentBlockText,
              textIndex + text.length
            );
            return (
              (hasProceedingSpace ? " " : "") +
              text +
              (hasTrailingSpace ? " " : "")
            );
          }
        } else {
          return text;
        }
      })
      .getOr("");
  const getSerializedContent = (editor, args) => {
    const rng = editor.selection.getRng(),
      tmpElm = editor.dom.create("body");
    const sel = editor.selection.getSel();
    const ranges = processRanges(editor, getRanges$1(sel));
    const fragment = args.contextual
      ? read$3(SugarElement.fromDom(editor.getBody()), ranges).dom
      : rng.cloneContents();
    if (fragment) {
      tmpElm.appendChild(fragment);
    }
    return editor.selection.serializer.serialize(tmpElm, args);
  };
  const extractSelectedContent = (editor, args) => {
    if (args.format === "text") {
      return getTextContent(editor);
    } else {
      const content = getSerializedContent(editor, args);
      if (args.format === "tree") {
        return content;
      } else {
        return editor.selection.isCollapsed() ? "" : content;
      }
    }
  };
  const setupArgs$3 = (args, format) => ({
    ...args,
    format,
    get: true,
    selection: true,
    getInner: true,
  });
  const getSelectedContentInternal = (editor, format, args = {}) => {
    const defaultedArgs = setupArgs$3(args, format);
    return preProcessGetContent(editor, defaultedArgs).fold(
      identity,
      (updatedArgs) => {
        const content = extractSelectedContent(editor, updatedArgs);
        return postProcessGetContent(editor, content, updatedArgs);
      }
    );
  };

  const KEEP = 0,
    INSERT = 1,
    DELETE = 2;
  const diff = (left, right) => {
    const size = left.length + right.length + 2;
    const vDown = new Array(size);
    const vUp = new Array(size);
    const snake = (start, end, diag) => {
      return {
        start,
        end,
        diag,
      };
    };
    const buildScript = (start1, end1, start2, end2, script) => {
      const middle = getMiddleSnake(start1, end1, start2, end2);
      if (
        middle === null ||
        (middle.start === end1 && middle.diag === end1 - end2) ||
        (middle.end === start1 && middle.diag === start1 - start2)
      ) {
        let i = start1;
        let j = start2;
        while (i < end1 || j < end2) {
          if (i < end1 && j < end2 && left[i] === right[j]) {
            script.push([KEEP, left[i]]);
            ++i;
            ++j;
          } else {
            if (end1 - start1 > end2 - start2) {
              script.push([DELETE, left[i]]);
              ++i;
            } else {
              script.push([INSERT, right[j]]);
              ++j;
            }
          }
        }
      } else {
        buildScript(
          start1,
          middle.start,
          start2,
          middle.start - middle.diag,
          script
        );
        for (let i2 = middle.start; i2 < middle.end; ++i2) {
          script.push([KEEP, left[i2]]);
        }
        buildScript(middle.end, end1, middle.end - middle.diag, end2, script);
      }
    };
    const buildSnake = (start, diag, end1, end2) => {
      let end = start;
      while (
        end - diag < end2 &&
        end < end1 &&
        left[end] === right[end - diag]
      ) {
        ++end;
      }
      return snake(start, end, diag);
    };
    const getMiddleSnake = (start1, end1, start2, end2) => {
      const m = end1 - start1;
      const n = end2 - start2;
      if (m === 0 || n === 0) {
        return null;
      }
      const delta = m - n;
      const sum = n + m;
      const offset = (sum % 2 === 0 ? sum : sum + 1) / 2;
      vDown[1 + offset] = start1;
      vUp[1 + offset] = end1 + 1;
      let d, k, i, x, y;
      for (d = 0; d <= offset; ++d) {
        for (k = -d; k <= d; k += 2) {
          i = k + offset;
          if (k === -d || (k !== d && vDown[i - 1] < vDown[i + 1])) {
            vDown[i] = vDown[i + 1];
          } else {
            vDown[i] = vDown[i - 1] + 1;
          }
          x = vDown[i];
          y = x - start1 + start2 - k;
          while (x < end1 && y < end2 && left[x] === right[y]) {
            vDown[i] = ++x;
            ++y;
          }
          if (delta % 2 !== 0 && delta - d <= k && k <= delta + d) {
            if (vUp[i - delta] <= vDown[i]) {
              return buildSnake(
                vUp[i - delta],
                k + start1 - start2,
                end1,
                end2
              );
            }
          }
        }
        for (k = delta - d; k <= delta + d; k += 2) {
          i = k + offset - delta;
          if (
            k === delta - d ||
            (k !== delta + d && vUp[i + 1] <= vUp[i - 1])
          ) {
            vUp[i] = vUp[i + 1] - 1;
          } else {
            vUp[i] = vUp[i - 1];
          }
          x = vUp[i] - 1;
          y = x - start1 + start2 - k;
          while (x >= start1 && y >= start2 && left[x] === right[y]) {
            vUp[i] = x--;
            y--;
          }
          if (delta % 2 === 0 && -d <= k && k <= d) {
            if (vUp[i] <= vDown[i + delta]) {
              return buildSnake(vUp[i], k + start1 - start2, end1, end2);
            }
          }
        }
      }
      return null;
    };
    const script = [];
    buildScript(0, left.length, 0, right.length, script);
    return script;
  };

  const getOuterHtml = (elm) => {
    if (isElement$6(elm)) {
      return elm.outerHTML;
    } else if (isText$a(elm)) {
      return Entities.encodeRaw(elm.data, false);
    } else if (isComment(elm)) {
      return "<!--" + elm.data + "-->";
    }
    return "";
  };
  const createFragment = (html) => {
    let node;
    const container = document.createElement("div");
    const frag = document.createDocumentFragment();
    if (html) {
      container.innerHTML = html;
    }
    while ((node = container.firstChild)) {
      frag.appendChild(node);
    }
    return frag;
  };
  const insertAt = (elm, html, index) => {
    const fragment = createFragment(html);
    if (elm.hasChildNodes() && index < elm.childNodes.length) {
      const target = elm.childNodes[index];
      elm.insertBefore(fragment, target);
    } else {
      elm.appendChild(fragment);
    }
  };
  const removeAt = (elm, index) => {
    if (elm.hasChildNodes() && index < elm.childNodes.length) {
      const target = elm.childNodes[index];
      elm.removeChild(target);
    }
  };
  const applyDiff = (diff, elm) => {
    let index = 0;
    each$e(diff, (action) => {
      if (action[0] === KEEP) {
        index++;
      } else if (action[0] === INSERT) {
        insertAt(elm, action[1], index);
        index++;
      } else if (action[0] === DELETE) {
        removeAt(elm, index);
      }
    });
  };
  const read$2 = (elm) => {
    return filter$5(map$3(from(elm.childNodes), getOuterHtml), (item) => {
      return item.length > 0;
    });
  };
  const write = (fragments, elm) => {
    const currentFragments = map$3(from(elm.childNodes), getOuterHtml);
    applyDiff(diff(currentFragments, fragments), elm);
    return elm;
  };

  const lazyTempDocument = cached(() =>
    document.implementation.createHTMLDocument("undo")
  );
  const hasIframes = (html) => {
    return html.indexOf("</iframe>") !== -1;
  };
  const createFragmentedLevel = (fragments) => {
    return {
      type: "fragmented",
      fragments,
      content: "",
      bookmark: null,
      beforeBookmark: null,
    };
  };
  const createCompleteLevel = (content) => {
    return {
      type: "complete",
      fragments: null,
      content,
      bookmark: null,
      beforeBookmark: null,
    };
  };
  const createFromEditor = (editor) => {
    const fragments = read$2(editor.getBody());
    const trimmedFragments = bind$3(fragments, (html) => {
      const trimmed = trimInternal(editor.serializer, html);
      return trimmed.length > 0 ? [trimmed] : [];
    });
    const content = trimmedFragments.join("");
    return hasIframes(content)
      ? createFragmentedLevel(trimmedFragments)
      : createCompleteLevel(content);
  };
  const applyToEditor = (editor, level, before) => {
    const bookmark = before ? level.beforeBookmark : level.bookmark;
    if (level.type === "fragmented") {
      write(level.fragments, editor.getBody());
    } else {
      editor.setContent(level.content, {
        format: "raw",
        no_selection:
          isNonNullable(bookmark) && isPathBookmark(bookmark)
            ? !bookmark.isFakeCaret
            : true,
      });
    }
    if (bookmark) {
      editor.selection.moveToBookmark(bookmark);
      editor.selection.scrollIntoView();
    }
  };
  const getLevelContent = (level) => {
    return level.type === "fragmented"
      ? level.fragments.join("")
      : level.content;
  };
  const getCleanLevelContent = (level) => {
    const elm = SugarElement.fromTag("body", lazyTempDocument());
    set$1(elm, getLevelContent(level));
    each$e(descendants(elm, "*[data-mce-bogus]"), unwrap);
    return get$6(elm);
  };
  const hasEqualContent = (level1, level2) =>
    getLevelContent(level1) === getLevelContent(level2);
  const hasEqualCleanedContent = (level1, level2) =>
    getCleanLevelContent(level1) === getCleanLevelContent(level2);
  const isEq$1 = (level1, level2) => {
    if (!level1 || !level2) {
      return false;
    } else if (hasEqualContent(level1, level2)) {
      return true;
    } else {
      return hasEqualCleanedContent(level1, level2);
    }
  };

  const isUnlocked = (locks) => locks.get() === 0;

  const setTyping = (undoManager, typing, locks) => {
    if (isUnlocked(locks)) {
      undoManager.typing = typing;
    }
  };
  const endTyping = (undoManager, locks) => {
    if (undoManager.typing) {
      setTyping(undoManager, false, locks);
      undoManager.add();
    }
  };
  const endTypingLevelIgnoreLocks = (undoManager) => {
    if (undoManager.typing) {
      undoManager.typing = false;
      undoManager.add();
    }
  };

  const beforeChange$1 = (editor, locks, beforeBookmark) => {
    if (isUnlocked(locks)) {
      beforeBookmark.set(getUndoBookmark(editor.selection));
    }
  };
  const addUndoLevel$1 = (
    editor,
    undoManager,
    index,
    locks,
    beforeBookmark,
    level,
    event
  ) => {
    const currentLevel = createFromEditor(editor);
    const newLevel = Tools.extend(level || {}, currentLevel);
    if (!isUnlocked(locks) || editor.removed) {
      return null;
    }
    const lastLevel = undoManager.data[index.get()];
    if (
      editor
        .dispatch("BeforeAddUndo", {
          level: newLevel,
          lastLevel,
          originalEvent: event,
        })
        .isDefaultPrevented()
    ) {
      return null;
    }
    if (lastLevel && isEq$1(lastLevel, newLevel)) {
      return null;
    }
    if (undoManager.data[index.get()]) {
      beforeBookmark.get().each((bm) => {
        undoManager.data[index.get()].beforeBookmark = bm;
      });
    }
    const customUndoRedoLevels = getCustomUndoRedoLevels(editor);
    if (customUndoRedoLevels) {
      if (undoManager.data.length > customUndoRedoLevels) {
        for (let i = 0; i < undoManager.data.length - 1; i++) {
          undoManager.data[i] = undoManager.data[i + 1];
        }
        undoManager.data.length--;
        index.set(undoManager.data.length);
      }
    }
    newLevel.bookmark = getUndoBookmark(editor.selection);
    if (index.get() < undoManager.data.length - 1) {
      undoManager.data.length = index.get() + 1;
    }
    undoManager.data.push(newLevel);
    index.set(undoManager.data.length - 1);
    const args = {
      level: newLevel,
      lastLevel,
      originalEvent: event,
    };
    if (index.get() > 0) {
      editor.setDirty(true);
      editor.dispatch("AddUndo", args);
      editor.dispatch("change", args);
    } else {
      editor.dispatch("AddUndo", args);
    }
    return newLevel;
  };
  const clear$1 = (editor, undoManager, index) => {
    undoManager.data = [];
    index.set(0);
    undoManager.typing = false;
    editor.dispatch("ClearUndos");
  };
  const extra$1 = (editor, undoManager, index, callback1, callback2) => {
    if (undoManager.transact(callback1)) {
      const bookmark = undoManager.data[index.get()].bookmark;
      const lastLevel = undoManager.data[index.get() - 1];
      applyToEditor(editor, lastLevel, true);
      if (undoManager.transact(callback2)) {
        undoManager.data[index.get() - 1].beforeBookmark = bookmark;
      }
    }
  };
  const redo$1 = (editor, index, data) => {
    let level;
    if (index.get() < data.length - 1) {
      index.set(index.get() + 1);
      level = data[index.get()];
      applyToEditor(editor, level, false);
      editor.setDirty(true);
      editor.dispatch("Redo", { level });
    }
    return level;
  };
  const undo$1 = (editor, undoManager, locks, index) => {
    let level;
    if (undoManager.typing) {
      undoManager.add();
      undoManager.typing = false;
      setTyping(undoManager, false, locks);
    }
    if (index.get() > 0) {
      index.set(index.get() - 1);
      level = undoManager.data[index.get()];
      applyToEditor(editor, level, true);
      editor.setDirty(true);
      editor.dispatch("Undo", { level });
    }
    return level;
  };
  const reset$1 = (undoManager) => {
    undoManager.clear();
    undoManager.add();
  };
  const hasUndo$1 = (editor, undoManager, index) =>
    index.get() > 0 ||
    (undoManager.typing &&
      undoManager.data[0] &&
      !isEq$1(createFromEditor(editor), undoManager.data[0]));
  const hasRedo$1 = (undoManager, index) =>
    index.get() < undoManager.data.length - 1 && !undoManager.typing;
  const transact$1 = (undoManager, locks, callback) => {
    endTyping(undoManager, locks);
    undoManager.beforeChange();
    undoManager.ignore(callback);
    return undoManager.add();
  };
  const ignore$1 = (locks, callback) => {
    try {
      locks.set(locks.get() + 1);
      callback();
    } finally {
      locks.set(locks.get() - 1);
    }
  };

  const addVisualInternal = (editor, elm) => {
    const dom = editor.dom;
    const scope = isNonNullable(elm) ? elm : editor.getBody();
    each$e(dom.select("table,a", scope), (matchedElm) => {
      switch (matchedElm.nodeName) {
        case "TABLE":
          const cls = getVisualAidsTableClass(editor);
          const value = dom.getAttrib(matchedElm, "border");
          if ((!value || value === "0") && editor.hasVisual) {
            dom.addClass(matchedElm, cls);
          } else {
            dom.removeClass(matchedElm, cls);
          }
          break;
        case "A":
          if (!dom.getAttrib(matchedElm, "href")) {
            const value = dom.getAttrib(matchedElm, "name") || matchedElm.id;
            const cls = getVisualAidsAnchorClass(editor);
            if (value && editor.hasVisual) {
              dom.addClass(matchedElm, cls);
            } else {
              dom.removeClass(matchedElm, cls);
            }
          }
          break;
      }
    });
    editor.dispatch("VisualAid", {
      element: elm,
      hasVisual: editor.hasVisual,
    });
  };

  const makePlainAdaptor = (editor) => ({
    init: { bindEvents: noop },
    undoManager: {
      beforeChange: (locks, beforeBookmark) =>
        beforeChange$1(editor, locks, beforeBookmark),
      add: (undoManager, index, locks, beforeBookmark, level, event) =>
        addUndoLevel$1(
          editor,
          undoManager,
          index,
          locks,
          beforeBookmark,
          level,
          event
        ),
      undo: (undoManager, locks, index) =>
        undo$1(editor, undoManager, locks, index),
      redo: (index, data) => redo$1(editor, index, data),
      clear: (undoManager, index) => clear$1(editor, undoManager, index),
      reset: (undoManager) => reset$1(undoManager),
      hasUndo: (undoManager, index) => hasUndo$1(editor, undoManager, index),
      hasRedo: (undoManager, index) => hasRedo$1(undoManager, index),
      transact: (undoManager, locks, callback) =>
        transact$1(undoManager, locks, callback),
      ignore: (locks, callback) => ignore$1(locks, callback),
      extra: (undoManager, index, callback1, callback2) =>
        extra$1(editor, undoManager, index, callback1, callback2),
    },
    formatter: {
      match: (name, vars, node, similar) =>
        match$2(editor, name, vars, node, similar),
      matchAll: (names, vars) => matchAll(editor, names, vars),
      matchNode: (node, name, vars, similar) =>
        matchNode(editor, node, name, vars, similar),
      canApply: (name) => canApply(editor, name),
      closest: (names) => closest(editor, names),
      apply: (name, vars, node) => applyFormat$1(editor, name, vars, node),
      remove: (name, vars, node, similar) =>
        removeFormat$1(editor, name, vars, node, similar),
      toggle: (name, vars, node) => toggle(editor, name, vars, node),
      formatChanged: (
        registeredFormatListeners,
        formats,
        callback,
        similar,
        vars
      ) =>
        formatChangedInternal(
          editor,
          registeredFormatListeners,
          formats,
          callback,
          similar,
          vars
        ),
    },
    editor: {
      getContent: (args) => getContentInternal(editor, args),
      setContent: (content, args) => setContentInternal(editor, content, args),
      insertContent: (value, details) =>
        insertHtmlAtCaret(editor, value, details),
      addVisual: (elm) => addVisualInternal(editor, elm),
    },
    selection: {
      getContent: (format, args) =>
        getSelectedContentInternal(editor, format, args),
    },
    autocompleter: {
      addDecoration: (range) => create$9(editor, range),
      removeDecoration: () =>
        remove$2(editor, SugarElement.fromDom(editor.getBody())),
    },
    raw: { getModel: () => Optional.none() },
  });
  const makeRtcAdaptor = (rtcEditor) => {
    const defaultVars = (vars) => (isObject(vars) ? vars : {});
    const {
      init,
      undoManager,
      formatter,
      editor,
      selection,
      autocompleter,
      raw,
    } = rtcEditor;
    return {
      init: { bindEvents: init.bindEvents },
      undoManager: {
        beforeChange: undoManager.beforeChange,
        add: undoManager.add,
        undo: undoManager.undo,
        redo: undoManager.redo,
        clear: undoManager.clear,
        reset: undoManager.reset,
        hasUndo: undoManager.hasUndo,
        hasRedo: undoManager.hasRedo,
        transact: (_undoManager, _locks, fn) => undoManager.transact(fn),
        ignore: (_locks, callback) => undoManager.ignore(callback),
        extra: (_undoManager, _index, callback1, callback2) =>
          undoManager.extra(callback1, callback2),
      },
      formatter: {
        match: (name, vars, _node, similar) =>
          formatter.match(name, defaultVars(vars), similar),
        matchAll: formatter.matchAll,
        matchNode: formatter.matchNode,
        canApply: (name) => formatter.canApply(name),
        closest: (names) => formatter.closest(names),
        apply: (name, vars, _node) => formatter.apply(name, defaultVars(vars)),
        remove: (name, vars, _node, _similar) =>
          formatter.remove(name, defaultVars(vars)),
        toggle: (name, vars, _node) =>
          formatter.toggle(name, defaultVars(vars)),
        formatChanged: (_rfl, formats, callback, similar, vars) =>
          formatter.formatChanged(formats, callback, similar, vars),
      },
      editor: {
        getContent: (args) => editor.getContent(args),
        setContent: (content, args) => {
          return {
            content: editor.setContent(content, args),
            html: "",
          };
        },
        insertContent: (content, _details) => {
          editor.insertContent(content);
          return "";
        },
        addVisual: editor.addVisual,
      },
      selection: { getContent: (_format, args) => selection.getContent(args) },
      autocompleter: {
        addDecoration: autocompleter.addDecoration,
        removeDecoration: autocompleter.removeDecoration,
      },
      raw: { getModel: () => Optional.some(raw.getRawModel()) },
    };
  };
  const makeNoopAdaptor = () => {
    const nul = constant(null);
    const empty = constant("");
    return {
      init: { bindEvents: noop },
      undoManager: {
        beforeChange: noop,
        add: nul,
        undo: nul,
        redo: nul,
        clear: noop,
        reset: noop,
        hasUndo: never,
        hasRedo: never,
        transact: nul,
        ignore: noop,
        extra: noop,
      },
      formatter: {
        match: never,
        matchAll: constant([]),
        matchNode: constant(undefined),
        canApply: never,
        closest: empty,
        apply: noop,
        remove: noop,
        toggle: noop,
        formatChanged: constant({ unbind: noop }),
      },
      editor: {
        getContent: empty,
        setContent: constant({
          content: "",
          html: "",
        }),
        insertContent: constant(""),
        addVisual: noop,
      },
      selection: { getContent: empty },
      autocompleter: {
        addDecoration: noop,
        removeDecoration: noop,
      },
      raw: { getModel: constant(Optional.none()) },
    };
  };
  const isRtc = (editor) => has$2(editor.plugins, "rtc");
  const getRtcSetup = (editor) =>
    get$a(editor.plugins, "rtc").bind((rtcPlugin) =>
      Optional.from(rtcPlugin.setup)
    );
  const setup$s = (editor) => {
    const editorCast = editor;
    return getRtcSetup(editor).fold(
      () => {
        editorCast.rtcInstance = makePlainAdaptor(editor);
        return Optional.none();
      },
      (setup) => {
        editorCast.rtcInstance = makeNoopAdaptor();
        return Optional.some(() =>
          setup().then((rtcEditor) => {
            editorCast.rtcInstance = makeRtcAdaptor(rtcEditor);
            return rtcEditor.rtc.isRemote;
          })
        );
      }
    );
  };
  const getRtcInstanceWithFallback = (editor) =>
    editor.rtcInstance ? editor.rtcInstance : makePlainAdaptor(editor);
  const getRtcInstanceWithError = (editor) => {
    const rtcInstance = editor.rtcInstance;
    if (!rtcInstance) {
      throw new Error("Failed to get RTC instance not yet initialized.");
    } else {
      return rtcInstance;
    }
  };
  const beforeChange = (editor, locks, beforeBookmark) => {
    getRtcInstanceWithError(editor).undoManager.beforeChange(
      locks,
      beforeBookmark
    );
  };
  const addUndoLevel = (
    editor,
    undoManager,
    index,
    locks,
    beforeBookmark,
    level,
    event
  ) =>
    getRtcInstanceWithError(editor).undoManager.add(
      undoManager,
      index,
      locks,
      beforeBookmark,
      level,
      event
    );
  const undo = (editor, undoManager, locks, index) =>
    getRtcInstanceWithError(editor).undoManager.undo(undoManager, locks, index);
  const redo = (editor, index, data) =>
    getRtcInstanceWithError(editor).undoManager.redo(index, data);
  const clear = (editor, undoManager, index) => {
    getRtcInstanceWithError(editor).undoManager.clear(undoManager, index);
  };
  const reset = (editor, undoManager) => {
    getRtcInstanceWithError(editor).undoManager.reset(undoManager);
  };
  const hasUndo = (editor, undoManager, index) =>
    getRtcInstanceWithError(editor).undoManager.hasUndo(undoManager, index);
  const hasRedo = (editor, undoManager, index) =>
    getRtcInstanceWithError(editor).undoManager.hasRedo(undoManager, index);
  const transact = (editor, undoManager, locks, callback) =>
    getRtcInstanceWithError(editor).undoManager.transact(
      undoManager,
      locks,
      callback
    );
  const ignore = (editor, locks, callback) => {
    getRtcInstanceWithError(editor).undoManager.ignore(locks, callback);
  };
  const extra = (editor, undoManager, index, callback1, callback2) => {
    getRtcInstanceWithError(editor).undoManager.extra(
      undoManager,
      index,
      callback1,
      callback2
    );
  };
  const matchFormat = (editor, name, vars, node, similar) =>
    getRtcInstanceWithError(editor).formatter.match(name, vars, node, similar);
  const matchAllFormats = (editor, names, vars) =>
    getRtcInstanceWithError(editor).formatter.matchAll(names, vars);
  const matchNodeFormat = (editor, node, name, vars, similar) =>
    getRtcInstanceWithError(editor).formatter.matchNode(
      node,
      name,
      vars,
      similar
    );
  const canApplyFormat = (editor, name) =>
    getRtcInstanceWithError(editor).formatter.canApply(name);
  const closestFormat = (editor, names) =>
    getRtcInstanceWithError(editor).formatter.closest(names);
  const applyFormat = (editor, name, vars, node) => {
    getRtcInstanceWithError(editor).formatter.apply(name, vars, node);
  };
  const removeFormat = (editor, name, vars, node, similar) => {
    getRtcInstanceWithError(editor).formatter.remove(name, vars, node, similar);
  };
  const toggleFormat = (editor, name, vars, node) => {
    getRtcInstanceWithError(editor).formatter.toggle(name, vars, node);
  };
  const formatChanged = (
    editor,
    registeredFormatListeners,
    formats,
    callback,
    similar,
    vars
  ) =>
    getRtcInstanceWithError(editor).formatter.formatChanged(
      registeredFormatListeners,
      formats,
      callback,
      similar,
      vars
    );
  const getContent$2 = (editor, args) =>
    getRtcInstanceWithFallback(editor).editor.getContent(args);
  const setContent$2 = (editor, content, args) =>
    getRtcInstanceWithFallback(editor).editor.setContent(content, args);
  const insertContent$1 = (editor, value, details) =>
    getRtcInstanceWithFallback(editor).editor.insertContent(value, details);
  const getSelectedContent = (editor, format, args) =>
    getRtcInstanceWithError(editor).selection.getContent(format, args);
  const addVisual$1 = (editor, elm) =>
    getRtcInstanceWithError(editor).editor.addVisual(elm);
  const bindEvents = (editor) =>
    getRtcInstanceWithError(editor).init.bindEvents();
  const addAutocompleterDecoration = (editor, range) =>
    getRtcInstanceWithError(editor).autocompleter.addDecoration(range);
  const removeAutocompleterDecoration = (editor) =>
    getRtcInstanceWithError(editor).autocompleter.removeDecoration();

  const getContent$1 = (editor, args = {}) => {
    const format = args.format ? args.format : "html";
    return getSelectedContent(editor, format, args);
  };

  const removeEmpty = (text) => {
    if (text.dom.length === 0) {
      remove$5(text);
      return Optional.none();
    } else {
      return Optional.some(text);
    }
  };
  const walkPastBookmark = (node, start) =>
    node
      .filter((elm) => BookmarkManager.isBookmarkNode(elm.dom))
      .bind(start ? nextSibling : prevSibling);
  const merge$1 = (outer, inner, rng, start) => {
    const outerElm = outer.dom;
    const innerElm = inner.dom;
    const oldLength = start ? outerElm.length : innerElm.length;
    if (start) {
      mergeTextNodes(outerElm, innerElm, false, !start);
      rng.setStart(innerElm, oldLength);
    } else {
      mergeTextNodes(innerElm, outerElm, false, !start);
      rng.setEnd(innerElm, oldLength);
    }
  };
  const normalizeTextIfRequired = (inner, start) => {
    parent(inner).each((root) => {
      const text = inner.dom;
      if (start && needsToBeNbspLeft(root, CaretPosition(text, 0))) {
        normalizeWhitespaceAfter(text, 0);
      } else if (
        !start &&
        needsToBeNbspRight(root, CaretPosition(text, text.length))
      ) {
        normalizeWhitespaceBefore(text, text.length);
      }
    });
  };
  const mergeAndNormalizeText = (outerNode, innerNode, rng, start) => {
    outerNode
      .bind((outer) => {
        const normalizer = start
          ? normalizeWhitespaceBefore
          : normalizeWhitespaceAfter;
        normalizer(outer.dom, start ? outer.dom.length : 0);
        return innerNode
          .filter(isText$b)
          .map((inner) => merge$1(outer, inner, rng, start));
      })
      .orThunk(() => {
        const innerTextNode = walkPastBookmark(innerNode, start)
          .or(innerNode)
          .filter(isText$b);
        return innerTextNode.map((inner) =>
          normalizeTextIfRequired(inner, start)
        );
      });
  };
  const rngSetContent = (rng, fragment) => {
    const firstChild = Optional.from(fragment.firstChild).map(
      SugarElement.fromDom
    );
    const lastChild = Optional.from(fragment.lastChild).map(
      SugarElement.fromDom
    );
    rng.deleteContents();
    rng.insertNode(fragment);
    const prevText = firstChild
      .bind(prevSibling)
      .filter(isText$b)
      .bind(removeEmpty);
    const nextText = lastChild
      .bind(nextSibling)
      .filter(isText$b)
      .bind(removeEmpty);
    mergeAndNormalizeText(prevText, firstChild, rng, true);
    mergeAndNormalizeText(nextText, lastChild, rng, false);
    rng.collapse(false);
  };
  const setupArgs$2 = (args, content) => ({
    format: "html",
    ...args,
    set: true,
    selection: true,
    content,
  });
  const cleanContent = (editor, args) => {
    if (args.format !== "raw") {
      const rng = editor.selection.getRng();
      const contextBlock = editor.dom.getParent(
        rng.commonAncestorContainer,
        editor.dom.isBlock
      );
      const contextArgs = contextBlock
        ? { context: contextBlock.nodeName.toLowerCase() }
        : {};
      const node = editor.parser.parse(args.content, {
        forced_root_block: false,
        ...contextArgs,
        ...args,
      });
      return HtmlSerializer({ validate: false }, editor.schema).serialize(node);
    } else {
      return args.content;
    }
  };
  const setContent$1 = (editor, content, args = {}) => {
    const defaultedArgs = setupArgs$2(args, content);
    preProcessSetContent(editor, defaultedArgs).each((updatedArgs) => {
      const cleanedContent = cleanContent(editor, updatedArgs);
      const rng = editor.selection.getRng();
      rngSetContent(rng, rng.createContextualFragment(cleanedContent));
      editor.selection.setRng(rng);
      scrollRangeIntoView(editor, rng);
      postProcessSetContent(editor, cleanedContent, updatedArgs);
    });
  };

  const deleteFromCallbackMap = (callbackMap, selector, callback) => {
    if (has$2(callbackMap, selector)) {
      const newCallbacks = filter$5(
        callbackMap[selector],
        (cb) => cb !== callback
      );
      if (newCallbacks.length === 0) {
        delete callbackMap[selector];
      } else {
        callbackMap[selector] = newCallbacks;
      }
    }
  };
  var SelectorChanged = (dom, editor) => {
    let selectorChangedData;
    let currentSelectors;
    const findMatchingNode = (selector, nodes) =>
      find$2(nodes, (node) => dom.is(node, selector));
    const getParents = (elem) => dom.getParents(elem, undefined, dom.getRoot());
    const setup = () => {
      selectorChangedData = {};
      currentSelectors = {};
      editor.on("NodeChange", (e) => {
        const node = e.element;
        const parents = getParents(node);
        const matchedSelectors = {};
        each$d(selectorChangedData, (callbacks, selector) => {
          findMatchingNode(selector, parents).each((node) => {
            if (!currentSelectors[selector]) {
              each$e(callbacks, (callback) => {
                callback(true, {
                  node,
                  selector,
                  parents,
                });
              });
              currentSelectors[selector] = callbacks;
            }
            matchedSelectors[selector] = callbacks;
          });
        });
        each$d(currentSelectors, (callbacks, selector) => {
          if (!matchedSelectors[selector]) {
            delete currentSelectors[selector];
            each$e(callbacks, (callback) => {
              callback(false, {
                node,
                selector,
                parents,
              });
            });
          }
        });
      });
    };
    return {
      selectorChangedWithUnbind: (selector, callback) => {
        if (!selectorChangedData) {
          setup();
        }
        if (!selectorChangedData[selector]) {
          selectorChangedData[selector] = [];
        }
        selectorChangedData[selector].push(callback);
        findMatchingNode(
          selector,
          getParents(editor.selection.getStart())
        ).each(() => {
          currentSelectors[selector] = selectorChangedData[selector];
        });
        return {
          unbind: () => {
            deleteFromCallbackMap(selectorChangedData, selector, callback);
            deleteFromCallbackMap(currentSelectors, selector, callback);
          },
        };
      },
    };
  };

  const isAttachedToDom = (node) => {
    return (
      !!(node && node.ownerDocument) &&
      contains(
        SugarElement.fromDom(node.ownerDocument),
        SugarElement.fromDom(node)
      )
    );
  };
  const isValidRange = (rng) => {
    if (!rng) {
      return false;
    } else {
      return (
        isAttachedToDom(rng.startContainer) && isAttachedToDom(rng.endContainer)
      );
    }
  };
  const EditorSelection = (dom, win, serializer, editor) => {
    let selectedRange;
    let explicitRange;
    const { selectorChangedWithUnbind } = SelectorChanged(dom, editor);
    const setCursorLocation = (node, offset) => {
      const rng = dom.createRng();
      if (isNonNullable(node) && isNonNullable(offset)) {
        rng.setStart(node, offset);
        rng.setEnd(node, offset);
        setRng(rng);
        collapse(false);
      } else {
        moveEndPoint(dom, rng, editor.getBody(), true);
        setRng(rng);
      }
    };
    const getContent = (args) => getContent$1(editor, args);
    const setContent = (content, args) => setContent$1(editor, content, args);
    const getStart$1 = (real) => getStart(editor.getBody(), getRng$1(), real);
    const getEnd = (real) => getEnd$1(editor.getBody(), getRng$1(), real);
    const getBookmark = (type, normalized) =>
      bookmarkManager.getBookmark(type, normalized);
    const moveToBookmark = (bookmark) =>
      bookmarkManager.moveToBookmark(bookmark);
    const select$1 = (node, content) => {
      select(dom, node, content).each(setRng);
      return node;
    };
    const isCollapsed = () => {
      const rng = getRng$1(),
        sel = getSel();
      if (!rng || rng.item) {
        return false;
      }
      if (rng.compareEndPoints) {
        return rng.compareEndPoints("StartToEnd", rng) === 0;
      }
      return !sel || rng.collapsed;
    };
    const isEditable = () => {
      const rng = getRng$1();
      const fakeSelectedElements = editor
        .getBody()
        .querySelectorAll('[data-mce-selected="1"]');
      if (fakeSelectedElements.length > 0) {
        return forall(fakeSelectedElements, (el) =>
          dom.isEditable(el.parentElement)
        );
      } else if (rng.startContainer === rng.endContainer) {
        return dom.isEditable(rng.startContainer);
      } else {
        return (
          dom.isEditable(rng.startContainer) && dom.isEditable(rng.endContainer)
        );
      }
    };
    const collapse = (toStart) => {
      const rng = getRng$1();
      rng.collapse(!!toStart);
      setRng(rng);
    };
    const getSel = () =>
      win.getSelection ? win.getSelection() : win.document.selection;
    const getRng$1 = () => {
      let rng;
      const tryCompareBoundaryPoints = (how, sourceRange, destinationRange) => {
        try {
          return sourceRange.compareBoundaryPoints(how, destinationRange);
        } catch (ex) {
          return -1;
        }
      };
      const doc = win.document;
      if (isNonNullable(editor.bookmark) && !hasFocus(editor)) {
        const bookmark = getRng(editor);
        if (bookmark.isSome()) {
          return bookmark
            .map((r) => processRanges(editor, [r])[0])
            .getOr(doc.createRange());
        }
      }
      try {
        const selection = getSel();
        if (selection && !isRestrictedNode(selection.anchorNode)) {
          if (selection.rangeCount > 0) {
            rng = selection.getRangeAt(0);
          } else {
            rng = doc.createRange();
          }
          rng = processRanges(editor, [rng])[0];
        }
      } catch (ex) {}
      if (!rng) {
        rng = doc.createRange();
      }
      if (isDocument$1(rng.startContainer) && rng.collapsed) {
        const elm = dom.getRoot();
        rng.setStart(elm, 0);
        rng.setEnd(elm, 0);
      }
      if (selectedRange && explicitRange) {
        if (
          tryCompareBoundaryPoints(rng.START_TO_START, rng, selectedRange) ===
            0 &&
          tryCompareBoundaryPoints(rng.END_TO_END, rng, selectedRange) === 0
        ) {
          rng = explicitRange;
        } else {
          selectedRange = null;
          explicitRange = null;
        }
      }
      return rng;
    };
    const setRng = (rng, forward) => {
      if (!isValidRange(rng)) {
        return;
      }
      const sel = getSel();
      const evt = editor.dispatch("SetSelectionRange", {
        range: rng,
        forward,
      });
      rng = evt.range;
      if (sel) {
        explicitRange = rng;
        try {
          sel.removeAllRanges();
          sel.addRange(rng);
        } catch (ex) {}
        if (forward === false && sel.extend) {
          sel.collapse(rng.endContainer, rng.endOffset);
          sel.extend(rng.startContainer, rng.startOffset);
        }
        selectedRange = sel.rangeCount > 0 ? sel.getRangeAt(0) : null;
      }
      if (
        !rng.collapsed &&
        rng.startContainer === rng.endContainer &&
        (sel === null || sel === void 0 ? void 0 : sel.setBaseAndExtent)
      ) {
        if (rng.endOffset - rng.startOffset < 2) {
          if (rng.startContainer.hasChildNodes()) {
            const node = rng.startContainer.childNodes[rng.startOffset];
            if (node && node.nodeName === "IMG") {
              sel.setBaseAndExtent(
                rng.startContainer,
                rng.startOffset,
                rng.endContainer,
                rng.endOffset
              );
              if (
                sel.anchorNode !== rng.startContainer ||
                sel.focusNode !== rng.endContainer
              ) {
                sel.setBaseAndExtent(node, 0, node, 1);
              }
            }
          }
        }
      }
      editor.dispatch("AfterSetSelectionRange", {
        range: rng,
        forward,
      });
    };
    const setNode = (elm) => {
      setContent(dom.getOuterHTML(elm));
      return elm;
    };
    const getNode$1 = () => getNode(editor.getBody(), getRng$1());
    const getSelectedBlocks$1 = (startElm, endElm) =>
      getSelectedBlocks(dom, getRng$1(), startElm, endElm);
    const isForward = () => {
      const sel = getSel();
      const anchorNode =
        sel === null || sel === void 0 ? void 0 : sel.anchorNode;
      const focusNode = sel === null || sel === void 0 ? void 0 : sel.focusNode;
      if (
        !sel ||
        !anchorNode ||
        !focusNode ||
        isRestrictedNode(anchorNode) ||
        isRestrictedNode(focusNode)
      ) {
        return true;
      }
      const anchorRange = dom.createRng();
      const focusRange = dom.createRng();
      try {
        anchorRange.setStart(anchorNode, sel.anchorOffset);
        anchorRange.collapse(true);
        focusRange.setStart(focusNode, sel.focusOffset);
        focusRange.collapse(true);
      } catch (e) {
        return true;
      }
      return (
        anchorRange.compareBoundaryPoints(
          anchorRange.START_TO_START,
          focusRange
        ) <= 0
      );
    };
    const normalize = () => {
      const rng = getRng$1();
      const sel = getSel();
      if (!hasMultipleRanges(sel) && hasAnyRanges(editor)) {
        const normRng = normalize$2(dom, rng);
        normRng.each((normRng) => {
          setRng(normRng, isForward());
        });
        return normRng.getOr(rng);
      }
      return rng;
    };
    const selectorChanged = (selector, callback) => {
      selectorChangedWithUnbind(selector, callback);
      return exports;
    };
    const getScrollContainer = () => {
      let scrollContainer;
      let node = dom.getRoot();
      while (node && node.nodeName !== "BODY") {
        if (node.scrollHeight > node.clientHeight) {
          scrollContainer = node;
          break;
        }
        node = node.parentNode;
      }
      return scrollContainer;
    };
    const scrollIntoView = (elm, alignToTop) => {
      if (isNonNullable(elm)) {
        scrollElementIntoView(editor, elm, alignToTop);
      } else {
        scrollRangeIntoView(editor, getRng$1(), alignToTop);
      }
    };
    const placeCaretAt = (clientX, clientY) =>
      setRng(fromPoint(clientX, clientY, editor.getDoc()));
    const getBoundingClientRect = () => {
      const rng = getRng$1();
      return rng.collapsed
        ? CaretPosition.fromRangeStart(rng).getClientRects()[0]
        : rng.getBoundingClientRect();
    };
    const destroy = () => {
      win = selectedRange = explicitRange = null;
      controlSelection.destroy();
    };
    const expand = (options = { type: "word" }) =>
      setRng(RangeUtils(dom).expand(getRng$1(), options));
    const exports = {
      dom,
      win,
      serializer,
      editor,
      expand,
      collapse,
      setCursorLocation,
      getContent,
      setContent,
      getBookmark,
      moveToBookmark,
      select: select$1,
      isCollapsed,
      isEditable,
      isForward,
      setNode,
      getNode: getNode$1,
      getSel,
      setRng,
      getRng: getRng$1,
      getStart: getStart$1,
      getEnd,
      getSelectedBlocks: getSelectedBlocks$1,
      normalize,
      selectorChanged,
      selectorChangedWithUnbind,
      getScrollContainer,
      scrollIntoView,
      placeCaretAt,
      getBoundingClientRect,
      destroy,
    };
    const bookmarkManager = BookmarkManager(exports);
    const controlSelection = ControlSelection(exports, editor);
    exports.bookmarkManager = bookmarkManager;
    exports.controlSelection = controlSelection;
    return exports;
  };

  const register$3 = (htmlParser, settings, dom) => {
    htmlParser.addAttributeFilter("data-mce-tabindex", (nodes, name) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        node.attr("tabindex", node.attr("data-mce-tabindex"));
        node.attr(name, null);
      }
    });
    htmlParser.addAttributeFilter("src,href,style", (nodes, name) => {
      const internalName = "data-mce-" + name;
      const urlConverter = settings.url_converter;
      const urlConverterScope = settings.url_converter_scope;
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        let value = node.attr(internalName);
        if (value !== undefined) {
          node.attr(name, value.length > 0 ? value : null);
          node.attr(internalName, null);
        } else {
          value = node.attr(name);
          if (name === "style") {
            value = dom.serializeStyle(dom.parseStyle(value), node.name);
          } else if (urlConverter) {
            value = urlConverter.call(
              urlConverterScope,
              value,
              name,
              node.name
            );
          }
          node.attr(name, value.length > 0 ? value : null);
        }
      }
    });
    htmlParser.addAttributeFilter("class", (nodes) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        let value = node.attr("class");
        if (value) {
          value = value.replace(/(?:^|\s)mce-item-\w+(?!\S)/g, "");
          node.attr("class", value.length > 0 ? value : null);
        }
      }
    });
    htmlParser.addAttributeFilter("data-mce-type", (nodes, name, args) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        if (node.attr("data-mce-type") === "bookmark" && !args.cleanup) {
          const hasChildren = Optional.from(node.firstChild).exists(
            (firstChild) => {
              var _a;
              return !isZwsp$1(
                (_a = firstChild.value) !== null && _a !== void 0 ? _a : ""
              );
            }
          );
          if (hasChildren) {
            node.unwrap();
          } else {
            node.remove();
          }
        }
      }
    });
    htmlParser.addNodeFilter("noscript", (nodes) => {
      var _a;
      let i = nodes.length;
      while (i--) {
        const node = nodes[i].firstChild;
        if (node) {
          node.value = Entities.decode(
            (_a = node.value) !== null && _a !== void 0 ? _a : ""
          );
        }
      }
    });
    htmlParser.addNodeFilter("script,style", (nodes, name) => {
      var _a;
      const trim = (value) => {
        return value
          .replace(/(<!--\[CDATA\[|\]\]-->)/g, "\n")
          .replace(/^[\r\n]*|[\r\n]*$/g, "")
          .replace(
            /^\s*((<!--)?(\s*\/\/)?\s*<!\[CDATA\[|(<!--\s*)?\/\*\s*<!\[CDATA\[\s*\*\/|(\/\/)?\s*<!--|\/\*\s*<!--\s*\*\/)\s*[\r\n]*/gi,
            ""
          )
          .replace(
            /\s*(\/\*\s*\]\]>\s*\*\/(-->)?|\s*\/\/\s*\]\]>(-->)?|\/\/\s*(-->)?|\]\]>|\/\*\s*-->\s*\*\/|\s*-->\s*)\s*$/g,
            ""
          );
      };
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        const firstChild = node.firstChild;
        const value =
          (_a =
            firstChild === null || firstChild === void 0
              ? void 0
              : firstChild.value) !== null && _a !== void 0
            ? _a
            : "";
        if (name === "script") {
          const type = node.attr("type");
          if (type) {
            node.attr(
              "type",
              type === "mce-no/type" ? null : type.replace(/^mce\-/, "")
            );
          }
          if (
            settings.element_format === "xhtml" &&
            firstChild &&
            value.length > 0
          ) {
            firstChild.value = "// <![CDATA[\n" + trim(value) + "\n// ]]>";
          }
        } else {
          if (
            settings.element_format === "xhtml" &&
            firstChild &&
            value.length > 0
          ) {
            firstChild.value = "<!--\n" + trim(value) + "\n-->";
          }
        }
      }
    });
    htmlParser.addNodeFilter("#comment", (nodes) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        const value = node.value;
        if (
          settings.preserve_cdata &&
          (value === null || value === void 0
            ? void 0
            : value.indexOf("[CDATA[")) === 0
        ) {
          node.name = "#cdata";
          node.type = 4;
          node.value = dom.decode(value.replace(/^\[CDATA\[|\]\]$/g, ""));
        } else if (
          (value === null || value === void 0
            ? void 0
            : value.indexOf("mce:protected ")) === 0
        ) {
          node.name = "#text";
          node.type = 3;
          node.raw = true;
          node.value = unescape(value).substr(14);
        }
      }
    });
    htmlParser.addNodeFilter("xml:namespace,input", (nodes, name) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        if (node.type === 7) {
          node.remove();
        } else if (node.type === 1) {
          if (name === "input" && !node.attr("type")) {
            node.attr("type", "text");
          }
        }
      }
    });
    htmlParser.addAttributeFilter("data-mce-type", (nodes) => {
      each$e(nodes, (node) => {
        if (node.attr("data-mce-type") === "format-caret") {
          if (node.isEmpty(htmlParser.schema.getNonEmptyElements())) {
            node.remove();
          } else {
            node.unwrap();
          }
        }
      });
    });
    htmlParser.addAttributeFilter(
      "data-mce-src,data-mce-href,data-mce-style," +
        "data-mce-selected,data-mce-expando,data-mce-block," +
        "data-mce-type,data-mce-resize,data-mce-placeholder",
      (nodes, name) => {
        let i = nodes.length;
        while (i--) {
          nodes[i].attr(name, null);
        }
      }
    );
    if (settings.remove_trailing_brs) {
      addNodeFilter(settings, htmlParser, htmlParser.schema);
    }
  };
  const trimTrailingBr = (rootNode) => {
    const isBr = (node) => {
      return (node === null || node === void 0 ? void 0 : node.name) === "br";
    };
    const brNode1 = rootNode.lastChild;
    if (isBr(brNode1)) {
      const brNode2 = brNode1.prev;
      if (isBr(brNode2)) {
        brNode1.remove();
        brNode2.remove();
      }
    }
  };

  const preProcess$1 = (editor, node, args) => {
    let oldDoc;
    const dom = editor.dom;
    let clonedNode = node.cloneNode(true);
    const impl = document.implementation;
    if (impl.createHTMLDocument) {
      const doc = impl.createHTMLDocument("");
      Tools.each(
        clonedNode.nodeName === "BODY" ? clonedNode.childNodes : [clonedNode],
        (node) => {
          doc.body.appendChild(doc.importNode(node, true));
        }
      );
      if (clonedNode.nodeName !== "BODY") {
        clonedNode = doc.body.firstChild;
      } else {
        clonedNode = doc.body;
      }
      oldDoc = dom.doc;
      dom.doc = doc;
    }
    firePreProcess(editor, {
      ...args,
      node: clonedNode,
    });
    if (oldDoc) {
      dom.doc = oldDoc;
    }
    return clonedNode;
  };
  const shouldFireEvent = (editor, args) => {
    return (
      isNonNullable(editor) &&
      editor.hasEventListeners("PreProcess") &&
      !args.no_events
    );
  };
  const process$1 = (editor, node, args) => {
    return shouldFireEvent(editor, args)
      ? preProcess$1(editor, node, args)
      : node;
  };

  const addTempAttr = (htmlParser, tempAttrs, name) => {
    if (Tools.inArray(tempAttrs, name) === -1) {
      htmlParser.addAttributeFilter(name, (nodes, name) => {
        let i = nodes.length;
        while (i--) {
          nodes[i].attr(name, null);
        }
      });
      tempAttrs.push(name);
    }
  };
  const postProcess = (editor, args, content) => {
    if (!args.no_events && editor) {
      const outArgs = firePostProcess(editor, {
        ...args,
        content,
      });
      return outArgs.content;
    } else {
      return content;
    }
  };
  const getHtmlFromNode = (dom, node, args) => {
    const html = trim$1(
      args.getInner ? node.innerHTML : dom.getOuterHTML(node)
    );
    return args.selection || isWsPreserveElement(SugarElement.fromDom(node))
      ? html
      : Tools.trim(html);
  };
  const parseHtml = (htmlParser, html, args) => {
    const parserArgs = args.selection
      ? {
          forced_root_block: false,
          ...args,
        }
      : args;
    const rootNode = htmlParser.parse(html, parserArgs);
    trimTrailingBr(rootNode);
    return rootNode;
  };
  const serializeNode = (settings, schema, node) => {
    const htmlSerializer = HtmlSerializer(settings, schema);
    return htmlSerializer.serialize(node);
  };
  const toHtml = (editor, settings, schema, rootNode, args) => {
    const content = serializeNode(settings, schema, rootNode);
    return postProcess(editor, args, content);
  };
  const DomSerializerImpl = (settings, editor) => {
    const tempAttrs = ["data-mce-selected"];
    const defaultedSettings = {
      entity_encoding: "named",
      remove_trailing_brs: true,
      pad_empty_with_br: false,
      ...settings,
    };
    const dom = editor && editor.dom ? editor.dom : DOMUtils.DOM;
    const schema =
      editor && editor.schema ? editor.schema : Schema(defaultedSettings);
    const htmlParser = DomParser(defaultedSettings, schema);
    register$3(htmlParser, defaultedSettings, dom);
    const serialize = (node, parserArgs = {}) => {
      const args = {
        format: "html",
        ...parserArgs,
      };
      const targetNode = process$1(editor, node, args);
      const html = getHtmlFromNode(dom, targetNode, args);
      const rootNode = parseHtml(htmlParser, html, args);
      return args.format === "tree"
        ? rootNode
        : toHtml(editor, defaultedSettings, schema, rootNode, args);
    };
    return {
      schema,
      addNodeFilter: htmlParser.addNodeFilter,
      addAttributeFilter: htmlParser.addAttributeFilter,
      serialize: serialize,
      addRules: schema.addValidElements,
      setRules: schema.setValidElements,
      addTempAttr: curry(addTempAttr, htmlParser, tempAttrs),
      getTempAttrs: constant(tempAttrs),
      getNodeFilters: htmlParser.getNodeFilters,
      getAttributeFilters: htmlParser.getAttributeFilters,
      removeNodeFilter: htmlParser.removeNodeFilter,
      removeAttributeFilter: htmlParser.removeAttributeFilter,
    };
  };

  const DomSerializer = (settings, editor) => {
    const domSerializer = DomSerializerImpl(settings, editor);
    return {
      schema: domSerializer.schema,
      addNodeFilter: domSerializer.addNodeFilter,
      addAttributeFilter: domSerializer.addAttributeFilter,
      serialize: domSerializer.serialize,
      addRules: domSerializer.addRules,
      setRules: domSerializer.setRules,
      addTempAttr: domSerializer.addTempAttr,
      getTempAttrs: domSerializer.getTempAttrs,
      getNodeFilters: domSerializer.getNodeFilters,
      getAttributeFilters: domSerializer.getAttributeFilters,
      removeNodeFilter: domSerializer.removeNodeFilter,
      removeAttributeFilter: domSerializer.removeAttributeFilter,
    };
  };

  const defaultFormat$1 = "html";
  const setupArgs$1 = (args, format) => ({
    ...args,
    format,
    get: true,
    getInner: true,
  });
  const getContent = (editor, args = {}) => {
    const format = args.format ? args.format : defaultFormat$1;
    const defaultedArgs = setupArgs$1(args, format);
    return preProcessGetContent(editor, defaultedArgs).fold(
      identity,
      (updatedArgs) => {
        const content = getContent$2(editor, updatedArgs);
        return postProcessGetContent(editor, content, updatedArgs);
      }
    );
  };

  const defaultFormat = "html";
  const setupArgs = (args, content) => ({
    format: defaultFormat,
    ...args,
    set: true,
    content,
  });
  const setContent = (editor, content, args = {}) => {
    const defaultedArgs = setupArgs(args, content);
    return preProcessSetContent(editor, defaultedArgs)
      .map((updatedArgs) => {
        const result = setContent$2(editor, updatedArgs.content, updatedArgs);
        postProcessSetContent(editor, result.html, updatedArgs);
        return result.content;
      })
      .getOr(content);
  };

  const removedOptions = (
    "autoresize_on_init,content_editable_state,padd_empty_with_br,block_elements," +
    "boolean_attributes,editor_deselector,editor_selector,elements,file_browser_callback_types,filepicker_validator_handler," +
    "force_hex_style_colors,force_p_newlines,gecko_spellcheck,images_dataimg_filter,media_scripts,mode,move_caret_before_on_enter_elements," +
    "non_empty_elements,self_closing_elements,short_ended_elements,special,spellchecker_select_languages,spellchecker_whitelist," +
    "tab_focus,tabfocus_elements,table_responsive_width,text_block_elements,text_inline_elements,toolbar_drawer,types,validate,whitespace_elements," +
    "paste_enable_default_filters,paste_filter_drop,paste_word_valid_elements,paste_retain_style_properties,paste_convert_word_fake_lists"
  ).split(",");
  const deprecatedOptions =
    "template_cdate_classes,template_mdate_classes,template_selected_content_classes,template_preview_replace_values,template_replace_values,templates,template_cdate_format,template_mdate_format".split(
      ","
    );
  const removedPlugins =
    "bbcode,colorpicker,contextmenu,fullpage,legacyoutput,spellchecker,textcolor".split(
      ","
    );
  const deprecatedPlugins = [
    {
      name: "template",
      replacedWith: "Advanced Template",
    },
    { name: "rtc" },
  ];
  const getMatchingOptions = (options, searchingFor) => {
    const settingNames = filter$5(searchingFor, (setting) =>
      has$2(options, setting)
    );
    return sort(settingNames);
  };
  const getRemovedOptions = (options) => {
    const settingNames = getMatchingOptions(options, removedOptions);
    const forcedRootBlock = options.forced_root_block;
    if (forcedRootBlock === false || forcedRootBlock === "") {
      settingNames.push("forced_root_block (false only)");
    }
    return sort(settingNames);
  };
  const getDeprecatedOptions = (options) =>
    getMatchingOptions(options, deprecatedOptions);
  const getMatchingPlugins = (options, searchingFor) => {
    const plugins = Tools.makeMap(options.plugins, " ");
    const hasPlugin = (plugin) => has$2(plugins, plugin);
    const pluginNames = filter$5(searchingFor, hasPlugin);
    return sort(pluginNames);
  };
  const getRemovedPlugins = (options) =>
    getMatchingPlugins(options, removedPlugins);
  const getDeprecatedPlugins = (options) =>
    getMatchingPlugins(
      options,
      deprecatedPlugins.map((entry) => entry.name)
    );
  const logRemovedWarnings = (rawOptions, normalizedOptions) => {
    const removedOptions = getRemovedOptions(rawOptions);
    const removedPlugins = getRemovedPlugins(normalizedOptions);
    const hasRemovedPlugins = removedPlugins.length > 0;
    const hasRemovedOptions = removedOptions.length > 0;
    const isLegacyMobileTheme = normalizedOptions.theme === "mobile";
    if (hasRemovedPlugins || hasRemovedOptions || isLegacyMobileTheme) {
      const listJoiner = "\n- ";
      const themesMessage = isLegacyMobileTheme
        ? `\n\nThemes:${listJoiner}mobile`
        : "";
      const pluginsMessage = hasRemovedPlugins
        ? `\n\nPlugins:${listJoiner}${removedPlugins.join(listJoiner)}`
        : "";
      const optionsMessage = hasRemovedOptions
        ? `\n\nOptions:${listJoiner}${removedOptions.join(listJoiner)}`
        : "";
      console.warn(
        "The following deprecated features are currently enabled and have been removed in TinyMCE 6.0. These features will no longer work and should be removed from the TinyMCE configuration. " +
          "See https://www.tiny.cloud/docs/tinymce/6/migration-from-5x/ for more information." +
          themesMessage +
          pluginsMessage +
          optionsMessage
      );
    }
  };
  const getPluginDescription = (name) =>
    find$2(deprecatedPlugins, (entry) => entry.name === name).fold(
      () => name,
      (entry) => {
        if (entry.replacedWith) {
          return `${name}, replaced by ${entry.replacedWith}`;
        } else {
          return name;
        }
      }
    );
  const logDeprecatedWarnings = (rawOptions, normalizedOptions) => {
    const deprecatedOptions = getDeprecatedOptions(rawOptions);
    const deprecatedPlugins = getDeprecatedPlugins(normalizedOptions);
    const hasDeprecatedPlugins = deprecatedPlugins.length > 0;
    const hasDeprecatedOptions = deprecatedOptions.length > 0;
    if (hasDeprecatedPlugins || hasDeprecatedOptions) {
      const listJoiner = "\n- ";
      const pluginsMessage = hasDeprecatedPlugins
        ? `\n\nPlugins:${listJoiner}${deprecatedPlugins
            .map(getPluginDescription)
            .join(listJoiner)}`
        : "";
      const optionsMessage = hasDeprecatedOptions
        ? `\n\nOptions:${listJoiner}${deprecatedOptions.join(listJoiner)}`
        : "";
      console.warn(
        "The following deprecated features are currently enabled but will be removed soon." +
          pluginsMessage +
          optionsMessage
      );
    }
  };
  const logWarnings = (rawOptions, normalizedOptions) => {
    logRemovedWarnings(rawOptions, normalizedOptions);
    logDeprecatedWarnings(rawOptions, normalizedOptions);
  };

  const DOM$8 = DOMUtils.DOM;
  const restoreOriginalStyles = (editor) => {
    DOM$8.setStyle(editor.id, "display", editor.orgDisplay);
  };
  const safeDestroy = (x) => Optional.from(x).each((x) => x.destroy());
  const clearDomReferences = (editor) => {
    const ed = editor;
    ed.contentAreaContainer =
      ed.formElement =
      ed.container =
      ed.editorContainer =
        null;
    ed.bodyElement = ed.contentDocument = ed.contentWindow = null;
    ed.iframeElement = ed.targetElm = null;
    const selection = editor.selection;
    if (selection) {
      const dom = selection.dom;
      ed.selection = selection.win = selection.dom = dom.doc = null;
    }
  };
  const restoreForm = (editor) => {
    const form = editor.formElement;
    if (form) {
      if (form._mceOldSubmit) {
        form.submit = form._mceOldSubmit;
        delete form._mceOldSubmit;
      }
      DOM$8.unbind(form, "submit reset", editor.formEventDelegate);
    }
  };
  const remove$1 = (editor) => {
    if (!editor.removed) {
      const { _selectionOverrides, editorUpload } = editor;
      const body = editor.getBody();
      const element = editor.getElement();
      if (body) {
        editor.save({ is_removing: true });
      }
      editor.removed = true;
      editor.unbindAllNativeEvents();
      if (
        editor.hasHiddenInput &&
        isNonNullable(
          element === null || element === void 0 ? void 0 : element.nextSibling
        )
      ) {
        DOM$8.remove(element.nextSibling);
      }
      fireRemove(editor);
      editor.editorManager.remove(editor);
      if (!editor.inline && body) {
        restoreOriginalStyles(editor);
      }
      fireDetach(editor);
      DOM$8.remove(editor.getContainer());
      safeDestroy(_selectionOverrides);
      safeDestroy(editorUpload);
      editor.destroy();
    }
  };
  const destroy = (editor, automatic) => {
    const { selection, dom } = editor;
    if (editor.destroyed) {
      return;
    }
    if (!automatic && !editor.removed) {
      editor.remove();
      return;
    }
    if (!automatic) {
      editor.editorManager.off("beforeunload", editor._beforeUnload);
      if (editor.theme && editor.theme.destroy) {
        editor.theme.destroy();
      }
      safeDestroy(selection);
      safeDestroy(dom);
    }
    restoreForm(editor);
    clearDomReferences(editor);
    editor.destroyed = true;
  };

  const CreateIconManager = () => {
    const lookup = {};
    const add = (id, iconPack) => {
      lookup[id] = iconPack;
    };
    const get = (id) => {
      if (lookup[id]) {
        return lookup[id];
      } else {
        return { icons: {} };
      }
    };
    const has = (id) => has$2(lookup, id);
    return {
      add,
      get,
      has,
    };
  };
  const IconManager = CreateIconManager();

  const ModelManager = AddOnManager.ModelManager;

  const getProp = (propName, elm) => {
    const rawElm = elm.dom;
    return rawElm[propName];
  };
  const getComputedSizeProp = (propName, elm) =>
    parseInt(get$7(elm, propName), 10);
  const getClientWidth = curry(getProp, "clientWidth");
  const getClientHeight = curry(getProp, "clientHeight");
  const getMarginTop = curry(getComputedSizeProp, "margin-top");
  const getMarginLeft = curry(getComputedSizeProp, "margin-left");
  const getBoundingClientRect = (elm) => elm.dom.getBoundingClientRect();
  const isInsideElementContentArea = (bodyElm, clientX, clientY) => {
    const clientWidth = getClientWidth(bodyElm);
    const clientHeight = getClientHeight(bodyElm);
    return (
      clientX >= 0 &&
      clientY >= 0 &&
      clientX <= clientWidth &&
      clientY <= clientHeight
    );
  };
  const transpose = (inline, elm, clientX, clientY) => {
    const clientRect = getBoundingClientRect(elm);
    const deltaX = inline
      ? clientRect.left + elm.dom.clientLeft + getMarginLeft(elm)
      : 0;
    const deltaY = inline
      ? clientRect.top + elm.dom.clientTop + getMarginTop(elm)
      : 0;
    const x = clientX - deltaX;
    const y = clientY - deltaY;
    return {
      x,
      y,
    };
  };
  const isXYInContentArea = (editor, clientX, clientY) => {
    const bodyElm = SugarElement.fromDom(editor.getBody());
    const targetElm = editor.inline ? bodyElm : documentElement(bodyElm);
    const transposedPoint = transpose(
      editor.inline,
      targetElm,
      clientX,
      clientY
    );
    return isInsideElementContentArea(
      targetElm,
      transposedPoint.x,
      transposedPoint.y
    );
  };
  const fromDomSafe = (node) => Optional.from(node).map(SugarElement.fromDom);
  const isEditorAttachedToDom = (editor) => {
    const rawContainer = editor.inline
      ? editor.getBody()
      : editor.getContentAreaContainer();
    return fromDomSafe(rawContainer).map(inBody).getOr(false);
  };

  var NotificationManagerImpl = () => {
    const unimplemented = () => {
      throw new Error(
        "Theme did not provide a NotificationManager implementation."
      );
    };
    return {
      open: unimplemented,
      close: unimplemented,
      getArgs: unimplemented,
    };
  };

  const NotificationManager = (editor) => {
    const notifications = [];
    const getImplementation = () => {
      const theme = editor.theme;
      return theme && theme.getNotificationManagerImpl
        ? theme.getNotificationManagerImpl()
        : NotificationManagerImpl();
    };
    const getTopNotification = () => {
      return Optional.from(notifications[0]);
    };
    const isEqual = (a, b) => {
      return (
        a.type === b.type &&
        a.text === b.text &&
        !a.progressBar &&
        !a.timeout &&
        !b.progressBar &&
        !b.timeout
      );
    };
    const reposition = () => {
      each$e(notifications, (notification) => {
        notification.reposition();
      });
    };
    const addNotification = (notification) => {
      notifications.push(notification);
    };
    const closeNotification = (notification) => {
      findIndex$2(notifications, (otherNotification) => {
        return otherNotification === notification;
      }).each((index) => {
        notifications.splice(index, 1);
      });
    };
    const open = (spec, fireEvent = true) => {
      if (editor.removed || !isEditorAttachedToDom(editor)) {
        return {};
      }
      if (fireEvent) {
        editor.dispatch("BeforeOpenNotification", { notification: spec });
      }
      return find$2(notifications, (notification) => {
        return isEqual(getImplementation().getArgs(notification), spec);
      }).getOrThunk(() => {
        editor.editorManager.setActive(editor);
        const notification = getImplementation().open(spec, () => {
          closeNotification(notification);
          reposition();
          getTopNotification().fold(
            () => editor.focus(),
            (top) => focus$1(SugarElement.fromDom(top.getEl()))
          );
        });
        addNotification(notification);
        reposition();
        editor.dispatch("OpenNotification", {
          notification: { ...notification },
        });
        return notification;
      });
    };
    const close = () => {
      getTopNotification().each((notification) => {
        getImplementation().close(notification);
        closeNotification(notification);
        reposition();
      });
    };
    const getNotifications = constant(notifications);
    const registerEvents = (editor) => {
      editor.on("SkinLoaded", () => {
        const serviceMessage = getServiceMessage(editor);
        if (serviceMessage) {
          open(
            {
              text: serviceMessage,
              type: "warning",
              timeout: 0,
            },
            false
          );
        }
        reposition();
      });
      editor.on("show ResizeEditor ResizeWindow NodeChange", () => {
        requestAnimationFrame(reposition);
      });
      editor.on("remove", () => {
        each$e(notifications.slice(), (notification) => {
          getImplementation().close(notification);
        });
      });
    };
    registerEvents(editor);
    return {
      open,
      close,
      getNotifications,
    };
  };

  const PluginManager = AddOnManager.PluginManager;

  const ThemeManager = AddOnManager.ThemeManager;

  var WindowManagerImpl = () => {
    const unimplemented = () => {
      throw new Error("Theme did not provide a WindowManager implementation.");
    };
    return {
      open: unimplemented,
      openUrl: unimplemented,
      alert: unimplemented,
      confirm: unimplemented,
      close: unimplemented,
    };
  };

  const WindowManager = (editor) => {
    let dialogs = [];
    const getImplementation = () => {
      const theme = editor.theme;
      return theme && theme.getWindowManagerImpl
        ? theme.getWindowManagerImpl()
        : WindowManagerImpl();
    };
    const funcBind = (scope, f) => {
      return (...args) => {
        return f ? f.apply(scope, args) : undefined;
      };
    };
    const fireOpenEvent = (dialog) => {
      editor.dispatch("OpenWindow", { dialog });
    };
    const fireCloseEvent = (dialog) => {
      editor.dispatch("CloseWindow", { dialog });
    };
    const addDialog = (dialog) => {
      dialogs.push(dialog);
      fireOpenEvent(dialog);
    };
    const closeDialog = (dialog) => {
      fireCloseEvent(dialog);
      dialogs = filter$5(dialogs, (otherDialog) => {
        return otherDialog !== dialog;
      });
      if (dialogs.length === 0) {
        editor.focus();
      }
    };
    const getTopDialog = () => {
      return Optional.from(dialogs[dialogs.length - 1]);
    };
    const storeSelectionAndOpenDialog = (openDialog) => {
      editor.editorManager.setActive(editor);
      store(editor);
      editor.ui.show();
      const dialog = openDialog();
      addDialog(dialog);
      return dialog;
    };
    const open = (args, params) => {
      return storeSelectionAndOpenDialog(() =>
        getImplementation().open(args, params, closeDialog)
      );
    };
    const openUrl = (args) => {
      return storeSelectionAndOpenDialog(() =>
        getImplementation().openUrl(args, closeDialog)
      );
    };
    const alert = (message, callback, scope) => {
      const windowManagerImpl = getImplementation();
      windowManagerImpl.alert(
        message,
        funcBind(scope ? scope : windowManagerImpl, callback)
      );
    };
    const confirm = (message, callback, scope) => {
      const windowManagerImpl = getImplementation();
      windowManagerImpl.confirm(
        message,
        funcBind(scope ? scope : windowManagerImpl, callback)
      );
    };
    const close = () => {
      getTopDialog().each((dialog) => {
        getImplementation().close(dialog);
        closeDialog(dialog);
      });
    };
    editor.on("remove", () => {
      each$e(dialogs, (dialog) => {
        getImplementation().close(dialog);
      });
    });
    return {
      open,
      openUrl,
      alert,
      confirm,
      close,
    };
  };

  const displayNotification = (editor, message) => {
    editor.notificationManager.open({
      type: "error",
      text: message,
    });
  };
  const displayError = (editor, message) => {
    if (editor._skinLoaded) {
      displayNotification(editor, message);
    } else {
      editor.on("SkinLoaded", () => {
        displayNotification(editor, message);
      });
    }
  };
  const uploadError = (editor, message) => {
    displayError(
      editor,
      I18n.translate(["Failed to upload image: {0}", message])
    );
  };
  const logError = (editor, errorType, msg) => {
    fireError(editor, errorType, { message: msg });
    console.error(msg);
  };
  const createLoadError = (type, url, name) =>
    name
      ? `Failed to load ${type}: ${name} from url ${url}`
      : `Failed to load ${type} url: ${url}`;
  const pluginLoadError = (editor, url, name) => {
    logError(editor, "PluginLoadError", createLoadError("plugin", url, name));
  };
  const iconsLoadError = (editor, url, name) => {
    logError(editor, "IconsLoadError", createLoadError("icons", url, name));
  };
  const languageLoadError = (editor, url, name) => {
    logError(
      editor,
      "LanguageLoadError",
      createLoadError("language", url, name)
    );
  };
  const themeLoadError = (editor, url, name) => {
    logError(editor, "ThemeLoadError", createLoadError("theme", url, name));
  };
  const modelLoadError = (editor, url, name) => {
    logError(editor, "ModelLoadError", createLoadError("model", url, name));
  };
  const pluginInitError = (editor, name, err) => {
    const message = I18n.translate(["Failed to initialize plugin: {0}", name]);
    fireError(editor, "PluginLoadError", { message });
    initError(message, err);
    displayError(editor, message);
  };
  const initError = (message, ...x) => {
    const console = window.console;
    if (console) {
      if (console.error) {
        console.error(message, ...x);
      } else {
        //console.log(message, ...x);
      }
    }
  };

  const isContentCssSkinName = (url) => /^[a-z0-9\-]+$/i.test(url);
  const getContentCssUrls = (editor) => {
    return transformToUrls(editor, getContentCss(editor));
  };
  const getFontCssUrls = (editor) => {
    return transformToUrls(editor, getFontCss(editor));
  };
  const transformToUrls = (editor, cssLinks) => {
    const skinUrl = editor.editorManager.baseURL + "/skins/content";
    const suffix = editor.editorManager.suffix;
    const contentCssFile = `content${suffix}.css`;
    return map$3(cssLinks, (url) => {
      if (isContentCssSkinName(url) && !editor.inline) {
        return `${skinUrl}/${url}/${contentCssFile}`;
      } else {
        return editor.documentBaseURI.toAbsolute(url);
      }
    });
  };
  const appendContentCssFromSettings = (editor) => {
    editor.contentCSS = editor.contentCSS.concat(
      getContentCssUrls(editor),
      getFontCssUrls(editor)
    );
  };

  const getAllImages = (elm) => {
    return elm ? from(elm.getElementsByTagName("img")) : [];
  };
  const ImageScanner = (uploadStatus, blobCache) => {
    const cachedPromises = {};
    const findAll = (elm, predicate = always) => {
      const images = filter$5(getAllImages(elm), (img) => {
        const src = img.src;
        if (img.hasAttribute("data-mce-bogus")) {
          return false;
        }
        if (img.hasAttribute("data-mce-placeholder")) {
          return false;
        }
        if (!src || src === Env.transparentSrc) {
          return false;
        }
        if (startsWith(src, "blob:")) {
          return !uploadStatus.isUploaded(src) && predicate(img);
        }
        if (startsWith(src, "data:")) {
          return predicate(img);
        }
        return false;
      });
      const promises = map$3(images, (img) => {
        const imageSrc = img.src;
        if (has$2(cachedPromises, imageSrc)) {
          return cachedPromises[imageSrc].then((imageInfo) => {
            if (isString(imageInfo)) {
              return imageInfo;
            } else {
              return {
                image: img,
                blobInfo: imageInfo.blobInfo,
              };
            }
          });
        } else {
          const newPromise = imageToBlobInfo(blobCache, imageSrc)
            .then((blobInfo) => {
              delete cachedPromises[imageSrc];
              return {
                image: img,
                blobInfo,
              };
            })
            .catch((error) => {
              delete cachedPromises[imageSrc];
              return error;
            });
          cachedPromises[imageSrc] = newPromise;
          return newPromise;
        }
      });
      return Promise.all(promises);
    };
    return { findAll };
  };

  const UploadStatus = () => {
    const PENDING = 1,
      UPLOADED = 2;
    let blobUriStatuses = {};
    const createStatus = (status, resultUri) => {
      return {
        status,
        resultUri,
      };
    };
    const hasBlobUri = (blobUri) => {
      return blobUri in blobUriStatuses;
    };
    const getResultUri = (blobUri) => {
      const result = blobUriStatuses[blobUri];
      return result ? result.resultUri : null;
    };
    const isPending = (blobUri) => {
      return hasBlobUri(blobUri)
        ? blobUriStatuses[blobUri].status === PENDING
        : false;
    };
    const isUploaded = (blobUri) => {
      return hasBlobUri(blobUri)
        ? blobUriStatuses[blobUri].status === UPLOADED
        : false;
    };
    const markPending = (blobUri) => {
      blobUriStatuses[blobUri] = createStatus(PENDING, null);
    };
    const markUploaded = (blobUri, resultUri) => {
      blobUriStatuses[blobUri] = createStatus(UPLOADED, resultUri);
    };
    const removeFailed = (blobUri) => {
      delete blobUriStatuses[blobUri];
    };
    const destroy = () => {
      blobUriStatuses = {};
    };
    return {
      hasBlobUri,
      getResultUri,
      isPending,
      isUploaded,
      markPending,
      markUploaded,
      removeFailed,
      destroy,
    };
  };

  let count = 0;
  const seed = () => {
    const rnd = () => {
      return Math.round(Math.random() * 4294967295).toString(36);
    };
    const now = new Date().getTime();
    return "s" + now.toString(36) + rnd() + rnd() + rnd();
  };
  const uuid = (prefix) => {
    return prefix + count++ + seed();
  };

  const BlobCache = () => {
    let cache = [];
    const mimeToExt = (mime) => {
      const mimes = {
        "image/jpeg": "jpg",
        "image/jpg": "jpg",
        "image/gif": "gif",
        "image/png": "png",
        "image/apng": "apng",
        "image/avif": "avif",
        "image/svg+xml": "svg",
        "image/webp": "webp",
        "image/bmp": "bmp",
        "image/tiff": "tiff",
      };
      return mimes[mime.toLowerCase()] || "dat";
    };
    const create = (o, blob, base64, name, filename) => {
      if (isString(o)) {
        const id = o;
        return toBlobInfo({
          id,
          name,
          filename,
          blob: blob,
          base64: base64,
        });
      } else if (isObject(o)) {
        return toBlobInfo(o);
      } else {
        throw new Error("Unknown input type");
      }
    };
    const toBlobInfo = (o) => {
      if (!o.blob || !o.base64) {
        throw new Error(
          "blob and base64 representations of the image are required for BlobInfo to be created"
        );
      }
      const id = o.id || uuid("blobid");
      const name = o.name || id;
      const blob = o.blob;
      return {
        id: constant(id),
        name: constant(name),
        filename: constant(o.filename || name + "." + mimeToExt(blob.type)),
        blob: constant(blob),
        base64: constant(o.base64),
        blobUri: constant(o.blobUri || URL.createObjectURL(blob)),
        uri: constant(o.uri),
      };
    };
    const add = (blobInfo) => {
      if (!get(blobInfo.id())) {
        cache.push(blobInfo);
      }
    };
    const findFirst = (predicate) => find$2(cache, predicate).getOrUndefined();
    const get = (id) =>
      findFirst((cachedBlobInfo) => cachedBlobInfo.id() === id);
    const getByUri = (blobUri) =>
      findFirst((blobInfo) => blobInfo.blobUri() === blobUri);
    const getByData = (base64, type) =>
      findFirst(
        (blobInfo) =>
          blobInfo.base64() === base64 && blobInfo.blob().type === type
      );
    const removeByUri = (blobUri) => {
      cache = filter$5(cache, (blobInfo) => {
        if (blobInfo.blobUri() === blobUri) {
          URL.revokeObjectURL(blobInfo.blobUri());
          return false;
        }
        return true;
      });
    };
    const destroy = () => {
      each$e(cache, (cachedBlobInfo) => {
        URL.revokeObjectURL(cachedBlobInfo.blobUri());
      });
      cache = [];
    };
    return {
      create,
      add,
      get,
      getByUri,
      getByData,
      findFirst,
      removeByUri,
      destroy,
    };
  };

  const Uploader = (uploadStatus, settings) => {
    const pendingPromises = {};
    const pathJoin = (path1, path2) => {
      if (path1) {
        return path1.replace(/\/$/, "") + "/" + path2.replace(/^\//, "");
      }
      return path2;
    };
    const defaultHandler = (blobInfo, progress) =>
      new Promise((success, failure) => {
        const xhr = new XMLHttpRequest();
        xhr.open("POST", settings.url);
        xhr.withCredentials = settings.credentials;
        xhr.upload.onprogress = (e) => {
          progress((e.loaded / e.total) * 100);
        };
        xhr.onerror = () => {
          failure(
            "Image upload failed due to a XHR Transport error. Code: " +
              xhr.status
          );
        };
        xhr.onload = () => {
          if (xhr.status < 200 || xhr.status >= 300) {
            failure("HTTP Error: " + xhr.status);
            return;
          }
          const json = JSON.parse(xhr.responseText);
          if (!json || !isString(json.location)) {
            failure("Invalid JSON: " + xhr.responseText);
            return;
          }
          success(pathJoin(settings.basePath, json.location));
        };
        const formData = new FormData();
        formData.append("file", blobInfo.blob(), blobInfo.filename());
        xhr.send(formData);
      });
    const uploadHandler = isFunction(settings.handler)
      ? settings.handler
      : defaultHandler;
    const noUpload = () =>
      new Promise((resolve) => {
        resolve([]);
      });
    const handlerSuccess = (blobInfo, url) => ({
      url,
      blobInfo,
      status: true,
    });
    const handlerFailure = (blobInfo, error) => ({
      url: "",
      blobInfo,
      status: false,
      error,
    });
    const resolvePending = (blobUri, result) => {
      Tools.each(pendingPromises[blobUri], (resolve) => {
        resolve(result);
      });
      delete pendingPromises[blobUri];
    };
    const uploadBlobInfo = (blobInfo, handler, openNotification) => {
      uploadStatus.markPending(blobInfo.blobUri());
      return new Promise((resolve) => {
        let notification;
        let progress;
        try {
          const closeNotification = () => {
            if (notification) {
              notification.close();
              progress = noop;
            }
          };
          const success = (url) => {
            closeNotification();
            uploadStatus.markUploaded(blobInfo.blobUri(), url);
            resolvePending(blobInfo.blobUri(), handlerSuccess(blobInfo, url));
            resolve(handlerSuccess(blobInfo, url));
          };
          const failure = (error) => {
            closeNotification();
            uploadStatus.removeFailed(blobInfo.blobUri());
            resolvePending(blobInfo.blobUri(), handlerFailure(blobInfo, error));
            resolve(handlerFailure(blobInfo, error));
          };
          progress = (percent) => {
            if (percent < 0 || percent > 100) {
              return;
            }
            Optional.from(notification)
              .orThunk(() => Optional.from(openNotification).map(apply$1))
              .each((n) => {
                notification = n;
                n.progressBar.value(percent);
              });
          };
          handler(blobInfo, progress).then(success, (err) => {
            failure(isString(err) ? { message: err } : err);
          });
        } catch (ex) {
          resolve(handlerFailure(blobInfo, ex));
        }
      });
    };
    const isDefaultHandler = (handler) => handler === defaultHandler;
    const pendingUploadBlobInfo = (blobInfo) => {
      const blobUri = blobInfo.blobUri();
      return new Promise((resolve) => {
        pendingPromises[blobUri] = pendingPromises[blobUri] || [];
        pendingPromises[blobUri].push(resolve);
      });
    };
    const uploadBlobs = (blobInfos, openNotification) => {
      blobInfos = Tools.grep(
        blobInfos,
        (blobInfo) => !uploadStatus.isUploaded(blobInfo.blobUri())
      );
      return Promise.all(
        Tools.map(blobInfos, (blobInfo) =>
          uploadStatus.isPending(blobInfo.blobUri())
            ? pendingUploadBlobInfo(blobInfo)
            : uploadBlobInfo(blobInfo, uploadHandler, openNotification)
        )
      );
    };
    const upload = (blobInfos, openNotification) =>
      !settings.url && isDefaultHandler(uploadHandler)
        ? noUpload()
        : uploadBlobs(blobInfos, openNotification);
    return { upload };
  };

  const openNotification = (editor) => () =>
    editor.notificationManager.open({
      text: editor.translate("Image uploading..."),
      type: "info",
      timeout: -1,
      progressBar: true,
    });
  const createUploader = (editor, uploadStatus) =>
    Uploader(uploadStatus, {
      url: getImageUploadUrl(editor),
      basePath: getImageUploadBasePath(editor),
      credentials: getImagesUploadCredentials(editor),
      handler: getImagesUploadHandler(editor),
    });
  const ImageUploader = (editor) => {
    const uploadStatus = UploadStatus();
    const uploader = createUploader(editor, uploadStatus);
    return {
      upload: (blobInfos, showNotification = true) =>
        uploader.upload(
          blobInfos,
          showNotification ? openNotification(editor) : undefined
        ),
    };
  };

  const isEmptyForPadding = (editor, element) =>
    editor.dom.isEmpty(element.dom) &&
    isNonNullable(editor.schema.getTextBlockElements()[name(element)]);
  const addPaddingToEmpty = (editor) => (element) => {
    if (isEmptyForPadding(editor, element)) {
      append$1(element, SugarElement.fromHtml('<br data-mce-bogus="1" />'));
    }
  };
  const EditorUpload = (editor) => {
    const blobCache = BlobCache();
    let uploader, imageScanner;
    const uploadStatus = UploadStatus();
    const urlFilters = [];
    const aliveGuard = (callback) => {
      return (result) => {
        if (editor.selection) {
          return callback(result);
        }
        return [];
      };
    };
    const cacheInvalidator = (url) =>
      url + (url.indexOf("?") === -1 ? "?" : "&") + new Date().getTime();
    const replaceString = (content, search, replace) => {
      let index = 0;
      do {
        index = content.indexOf(search, index);
        if (index !== -1) {
          content =
            content.substring(0, index) +
            replace +
            content.substr(index + search.length);
          index += replace.length - search.length + 1;
        }
      } while (index !== -1);
      return content;
    };
    const replaceImageUrl = (content, targetUrl, replacementUrl) => {
      const replacementString = `src="${replacementUrl}"${
        replacementUrl === Env.transparentSrc ? ' data-mce-placeholder="1"' : ""
      }`;
      content = replaceString(content, `src="${targetUrl}"`, replacementString);
      content = replaceString(
        content,
        'data-mce-src="' + targetUrl + '"',
        'data-mce-src="' + replacementUrl + '"'
      );
      return content;
    };
    const replaceUrlInUndoStack = (targetUrl, replacementUrl) => {
      each$e(editor.undoManager.data, (level) => {
        if (level.type === "fragmented") {
          level.fragments = map$3(level.fragments, (fragment) =>
            replaceImageUrl(fragment, targetUrl, replacementUrl)
          );
        } else {
          level.content = replaceImageUrl(
            level.content,
            targetUrl,
            replacementUrl
          );
        }
      });
    };
    const replaceImageUriInView = (image, resultUri) => {
      const src = editor.convertURL(resultUri, "src");
      replaceUrlInUndoStack(image.src, resultUri);
      setAll$1(SugarElement.fromDom(image), {
        src: shouldReuseFileName(editor)
          ? cacheInvalidator(resultUri)
          : resultUri,
        "data-mce-src": src,
      });
    };
    const uploadImages = () => {
      if (!uploader) {
        uploader = createUploader(editor, uploadStatus);
      }
      return scanForImages().then(
        aliveGuard((imageInfos) => {
          const blobInfos = map$3(
            imageInfos,
            (imageInfo) => imageInfo.blobInfo
          );
          return uploader.upload(blobInfos, openNotification(editor)).then(
            aliveGuard((result) => {
              const imagesToRemove = [];
              let shouldDispatchChange = false;
              const filteredResult = map$3(result, (uploadInfo, index) => {
                const { blobInfo, image } = imageInfos[index];
                let removed = false;
                if (uploadInfo.status && shouldReplaceBlobUris(editor)) {
                  if (
                    uploadInfo.url &&
                    !contains$1(image.src, uploadInfo.url)
                  ) {
                    shouldDispatchChange = true;
                  }
                  blobCache.removeByUri(image.src);
                  if (isRtc(editor));
                  else {
                    replaceImageUriInView(image, uploadInfo.url);
                  }
                } else if (uploadInfo.error) {
                  if (uploadInfo.error.remove) {
                    replaceUrlInUndoStack(image.src, Env.transparentSrc);
                    imagesToRemove.push(image);
                    removed = true;
                  }
                  uploadError(editor, uploadInfo.error.message);
                }
                return {
                  element: image,
                  status: uploadInfo.status,
                  uploadUri: uploadInfo.url,
                  blobInfo,
                  removed,
                };
              });
              if (imagesToRemove.length > 0 && !isRtc(editor)) {
                editor.undoManager.transact(() => {
                  each$e(fromDom$1(imagesToRemove), (sugarElement) => {
                    const parentOpt = parent(sugarElement);
                    remove$5(sugarElement);
                    parentOpt.each(addPaddingToEmpty(editor));
                    blobCache.removeByUri(sugarElement.dom.src);
                  });
                });
              } else if (shouldDispatchChange) {
                editor.undoManager.dispatchChange();
              }
              return filteredResult;
            })
          );
        })
      );
    };
    const uploadImagesAuto = () =>
      isAutomaticUploadsEnabled(editor) ? uploadImages() : Promise.resolve([]);
    const isValidDataUriImage = (imgElm) =>
      forall(urlFilters, (filter) => filter(imgElm));
    const addFilter = (filter) => {
      urlFilters.push(filter);
    };
    const scanForImages = () => {
      if (!imageScanner) {
        imageScanner = ImageScanner(uploadStatus, blobCache);
      }
      return imageScanner.findAll(editor.getBody(), isValidDataUriImage).then(
        aliveGuard((result) => {
          const filteredResult = filter$5(result, (resultItem) => {
            if (isString(resultItem)) {
              displayError(editor, resultItem);
              return false;
            } else if (resultItem.uriType === "blob") {
              return false;
            } else {
              return true;
            }
          });
          if (isRtc(editor));
          else {
            each$e(filteredResult, (resultItem) => {
              replaceUrlInUndoStack(
                resultItem.image.src,
                resultItem.blobInfo.blobUri()
              );
              resultItem.image.src = resultItem.blobInfo.blobUri();
              resultItem.image.removeAttribute("data-mce-src");
            });
          }
          return filteredResult;
        })
      );
    };
    const destroy = () => {
      blobCache.destroy();
      uploadStatus.destroy();
      imageScanner = uploader = null;
    };
    const replaceBlobUris = (content) => {
      return content.replace(/src="(blob:[^"]+)"/g, (match, blobUri) => {
        const resultUri = uploadStatus.getResultUri(blobUri);
        if (resultUri) {
          return 'src="' + resultUri + '"';
        }
        let blobInfo = blobCache.getByUri(blobUri);
        if (!blobInfo) {
          blobInfo = foldl(
            editor.editorManager.get(),
            (result, editor) => {
              return (
                result ||
                (editor.editorUpload &&
                  editor.editorUpload.blobCache.getByUri(blobUri))
              );
            },
            undefined
          );
        }
        if (blobInfo) {
          const blob = blobInfo.blob();
          return (
            'src="data:' + blob.type + ";base64," + blobInfo.base64() + '"'
          );
        }
        return match;
      });
    };
    editor.on("SetContent", () => {
      if (isAutomaticUploadsEnabled(editor)) {
        uploadImagesAuto();
      } else {
        scanForImages();
      }
    });
    editor.on("RawSaveContent", (e) => {
      e.content = replaceBlobUris(e.content);
    });
    editor.on("GetContent", (e) => {
      if (e.source_view || e.format === "raw" || e.format === "tree") {
        return;
      }
      e.content = replaceBlobUris(e.content);
    });
    editor.on("PostRender", () => {
      editor.parser.addNodeFilter("img", (images) => {
        each$e(images, (img) => {
          const src = img.attr("src");
          if (!src || blobCache.getByUri(src)) {
            return;
          }
          const resultUri = uploadStatus.getResultUri(src);
          if (resultUri) {
            img.attr("src", resultUri);
          }
        });
      });
    });
    return {
      blobCache,
      addFilter,
      uploadImages,
      uploadImagesAuto,
      scanForImages,
      destroy,
    };
  };

  const get$1 = (editor) => {
    const dom = editor.dom;
    const schemaType = editor.schema.type;
    const formats = {
      valigntop: [
        {
          selector: "td,th",
          styles: { verticalAlign: "top" },
        },
      ],
      valignmiddle: [
        {
          selector: "td,th",
          styles: { verticalAlign: "middle" },
        },
      ],
      valignbottom: [
        {
          selector: "td,th",
          styles: { verticalAlign: "bottom" },
        },
      ],
      alignleft: [
        {
          selector: "figure.image",
          collapsed: false,
          classes: "align-left",
          ceFalseOverride: true,
          preview: "font-family font-size",
        },
        {
          selector: "figure,p,h1,h2,h3,h4,h5,h6,td,th,tr,div,ul,ol,li,pre",
          styles: { textAlign: "left" },
          inherit: false,
          preview: false,
        },
        {
          selector: "img,audio,video",
          collapsed: false,
          styles: { float: "left" },
          preview: "font-family font-size",
        },
        {
          selector: "table",
          collapsed: false,
          styles: {
            marginLeft: "0px",
            marginRight: "auto",
          },
          onformat: (table) => {
            dom.setStyle(table, "float", null);
          },
          preview: "font-family font-size",
        },
        {
          selector: ".mce-preview-object,[data-ephox-embed-iri]",
          ceFalseOverride: true,
          styles: { float: "left" },
        },
      ],
      aligncenter: [
        {
          selector: "figure,p,h1,h2,h3,h4,h5,h6,td,th,tr,div,ul,ol,li,pre",
          styles: { textAlign: "center" },
          inherit: false,
          preview: "font-family font-size",
        },
        {
          selector: "figure.image",
          collapsed: false,
          classes: "align-center",
          ceFalseOverride: true,
          preview: "font-family font-size",
        },
        {
          selector: "img,audio,video",
          collapsed: false,
          styles: {
            display: "block",
            marginLeft: "auto",
            marginRight: "auto",
          },
          preview: false,
        },
        {
          selector: "table",
          collapsed: false,
          styles: {
            marginLeft: "auto",
            marginRight: "auto",
          },
          preview: "font-family font-size",
        },
        {
          selector: ".mce-preview-object",
          ceFalseOverride: true,
          styles: {
            display: "table",
            marginLeft: "auto",
            marginRight: "auto",
          },
          preview: false,
        },
        {
          selector: "[data-ephox-embed-iri]",
          ceFalseOverride: true,
          styles: {
            marginLeft: "auto",
            marginRight: "auto",
          },
          preview: false,
        },
      ],
      alignright: [
        {
          selector: "figure.image",
          collapsed: false,
          classes: "align-right",
          ceFalseOverride: true,
          preview: "font-family font-size",
        },
        {
          selector: "figure,p,h1,h2,h3,h4,h5,h6,td,th,tr,div,ul,ol,li,pre",
          styles: { textAlign: "right" },
          inherit: false,
          preview: "font-family font-size",
        },
        {
          selector: "img,audio,video",
          collapsed: false,
          styles: { float: "right" },
          preview: "font-family font-size",
        },
        {
          selector: "table",
          collapsed: false,
          styles: {
            marginRight: "0px",
            marginLeft: "auto",
          },
          onformat: (table) => {
            dom.setStyle(table, "float", null);
          },
          preview: "font-family font-size",
        },
        {
          selector: ".mce-preview-object,[data-ephox-embed-iri]",
          ceFalseOverride: true,
          styles: { float: "right" },
          preview: false,
        },
      ],
      alignjustify: [
        {
          selector: "figure,p,h1,h2,h3,h4,h5,h6,td,th,tr,div,ul,ol,li,pre",
          styles: { textAlign: "justify" },
          inherit: false,
          preview: "font-family font-size",
        },
      ],
      bold: [
        {
          inline: "strong",
          remove: "all",
          preserve_attributes: ["class", "style"],
        },
        {
          inline: "span",
          styles: { fontWeight: "bold" },
        },
        {
          inline: "b",
          remove: "all",
          preserve_attributes: ["class", "style"],
        },
      ],
      italic: [
        {
          inline: "em",
          remove: "all",
          preserve_attributes: ["class", "style"],
        },
        {
          inline: "span",
          styles: { fontStyle: "italic" },
        },
        {
          inline: "i",
          remove: "all",
          preserve_attributes: ["class", "style"],
        },
      ],
      underline: [
        {
          inline: "span",
          styles: { textDecoration: "underline" },
          exact: true,
        },
        {
          inline: "u",
          remove: "all",
          preserve_attributes: ["class", "style"],
        },
      ],
      strikethrough: (() => {
        const span = {
          inline: "span",
          styles: { textDecoration: "line-through" },
          exact: true,
        };
        const strike = {
          inline: "strike",
          remove: "all",
          preserve_attributes: ["class", "style"],
        };
        const s = {
          inline: "s",
          remove: "all",
          preserve_attributes: ["class", "style"],
        };
        return schemaType !== "html4" ? [s, span, strike] : [span, s, strike];
      })(),
      forecolor: {
        inline: "span",
        styles: { color: "%value" },
        links: true,
        remove_similar: true,
        clear_child_styles: true,
      },
      hilitecolor: {
        inline: "span",
        styles: { backgroundColor: "%value" },
        links: true,
        remove_similar: true,
        clear_child_styles: true,
      },
      fontname: {
        inline: "span",
        toggle: false,
        styles: { fontFamily: "%value" },
        clear_child_styles: true,
      },
      fontsize: {
        inline: "span",
        toggle: false,
        styles: { fontSize: "%value" },
        clear_child_styles: true,
      },
      lineheight: {
        selector: "h1,h2,h3,h4,h5,h6,p,li,td,th,div",
        styles: { lineHeight: "%value" },
      },
      fontsize_class: {
        inline: "span",
        attributes: { class: "%value" },
      },
      blockquote: {
        block: "blockquote",
        wrapper: true,
        remove: "all",
      },
      subscript: { inline: "sub" },
      superscript: { inline: "sup" },
      code: { inline: "code" },
      link: {
        inline: "a",
        selector: "a",
        remove: "all",
        split: true,
        deep: true,
        onmatch: (node, _fmt, _itemName) => {
          return isElement$6(node) && node.hasAttribute("href");
        },
        onformat: (elm, _fmt, vars) => {
          Tools.each(vars, (value, key) => {
            dom.setAttrib(elm, key, value);
          });
        },
      },
      lang: {
        inline: "span",
        clear_child_styles: true,
        remove_similar: true,
        attributes: {
          lang: "%value",
          "data-mce-lang": (vars) => {
            var _a;
            return (_a =
              vars === null || vars === void 0 ? void 0 : vars.customValue) !==
              null && _a !== void 0
              ? _a
              : null;
          },
        },
      },
      removeformat: [
        {
          selector:
            "b,strong,em,i,font,u,strike,s,sub,sup,dfn,code,samp,kbd,var,cite,mark,q,del,ins,small",
          remove: "all",
          split: true,
          expand: false,
          block_expand: true,
          deep: true,
        },
        {
          selector: "span",
          attributes: ["style", "class"],
          remove: "empty",
          split: true,
          expand: false,
          deep: true,
        },
        {
          selector: "*",
          attributes: ["style", "class"],
          split: false,
          expand: false,
          deep: true,
        },
      ],
    };
    Tools.each(
      "p h1 h2 h3 h4 h5 h6 div address pre dt dd samp".split(/\s/),
      (name) => {
        formats[name] = {
          block: name,
          remove: "all",
        };
      }
    );
    return formats;
  };

  const genericBase = {
    remove_similar: true,
    inherit: false,
  };
  const cellBase = {
    selector: "td,th",
    ...genericBase,
  };
  const cellFormats = {
    tablecellbackgroundcolor: {
      styles: { backgroundColor: "%value" },
      ...cellBase,
    },
    tablecellverticalalign: {
      styles: { "vertical-align": "%value" },
      ...cellBase,
    },
    tablecellbordercolor: {
      styles: { borderColor: "%value" },
      ...cellBase,
    },
    tablecellclass: {
      classes: ["%value"],
      ...cellBase,
    },
    tableclass: {
      selector: "table",
      classes: ["%value"],
      ...genericBase,
    },
    tablecellborderstyle: {
      styles: { borderStyle: "%value" },
      ...cellBase,
    },
    tablecellborderwidth: {
      styles: { borderWidth: "%value" },
      ...cellBase,
    },
  };
  const get = constant(cellFormats);

  const FormatRegistry = (editor) => {
    const formats = {};
    const get$2 = (name) => (isNonNullable(name) ? formats[name] : formats);
    const has = (name) => has$2(formats, name);
    const register = (name, format) => {
      if (name) {
        if (!isString(name)) {
          each$d(name, (format, name) => {
            register(name, format);
          });
        } else {
          if (!isArray$1(format)) {
            format = [format];
          }
          each$e(format, (format) => {
            if (isUndefined(format.deep)) {
              format.deep = !isSelectorFormat(format);
            }
            if (isUndefined(format.split)) {
              format.split =
                !isSelectorFormat(format) || isInlineFormat(format);
            }
            if (
              isUndefined(format.remove) &&
              isSelectorFormat(format) &&
              !isInlineFormat(format)
            ) {
              format.remove = "none";
            }
            if (isSelectorFormat(format) && isInlineFormat(format)) {
              format.mixed = true;
              format.block_expand = true;
            }
            if (isString(format.classes)) {
              format.classes = format.classes.split(/\s+/);
            }
          });
          formats[name] = format;
        }
      }
    };
    const unregister = (name) => {
      if (name && formats[name]) {
        delete formats[name];
      }
      return formats;
    };
    register(get$1(editor));
    register(get());
    register(getFormats(editor));
    return {
      get: get$2,
      has,
      register,
      unregister,
    };
  };

  const each$3 = Tools.each;
  const dom = DOMUtils.DOM;
  const isPreviewItem = (item) => isNonNullable(item) && isObject(item);
  const parsedSelectorToHtml = (ancestry, editor) => {
    const schema = (editor && editor.schema) || Schema({});
    const decorate = (elm, item) => {
      if (item.classes.length > 0) {
        dom.addClass(elm, item.classes.join(" "));
      }
      dom.setAttribs(elm, item.attrs);
    };
    const createElement = (sItem) => {
      const item = isString(sItem)
        ? {
            name: sItem,
            classes: [],
            attrs: {},
          }
        : sItem;
      const elm = dom.create(item.name);
      decorate(elm, item);
      return elm;
    };
    const getRequiredParent = (elm, candidate) => {
      const elmRule = schema.getElementRule(elm.nodeName.toLowerCase());
      const parentsRequired =
        elmRule === null || elmRule === void 0
          ? void 0
          : elmRule.parentsRequired;
      if (parentsRequired && parentsRequired.length) {
        return candidate && contains$2(parentsRequired, candidate)
          ? candidate
          : parentsRequired[0];
      } else {
        return false;
      }
    };
    const wrapInHtml = (elm, ancestors, siblings) => {
      let parentCandidate;
      const ancestor = ancestors[0];
      const ancestorName = isPreviewItem(ancestor) ? ancestor.name : undefined;
      const parentRequired = getRequiredParent(elm, ancestorName);
      if (parentRequired) {
        if (ancestorName === parentRequired) {
          parentCandidate = ancestor;
          ancestors = ancestors.slice(1);
        } else {
          parentCandidate = parentRequired;
        }
      } else if (ancestor) {
        parentCandidate = ancestor;
        ancestors = ancestors.slice(1);
      } else if (!siblings) {
        return elm;
      }
      const parent = parentCandidate
        ? createElement(parentCandidate)
        : dom.create("div");
      parent.appendChild(elm);
      if (siblings) {
        Tools.each(siblings, (sibling) => {
          const siblingElm = createElement(sibling);
          parent.insertBefore(siblingElm, elm);
        });
      }
      const parentSiblings = isPreviewItem(parentCandidate)
        ? parentCandidate.siblings
        : undefined;
      return wrapInHtml(parent, ancestors, parentSiblings);
    };
    const fragment = dom.create("div");
    if (ancestry.length > 0) {
      const item = ancestry[0];
      const elm = createElement(item);
      const siblings = isPreviewItem(item) ? item.siblings : undefined;
      fragment.appendChild(wrapInHtml(elm, ancestry.slice(1), siblings));
    }
    return fragment;
  };
  const parseSelectorItem = (item) => {
    item = Tools.trim(item);
    let tagName = "div";
    const obj = {
      name: tagName,
      classes: [],
      attrs: {},
      selector: item,
    };
    if (item !== "*") {
      tagName = item.replace(
        /(?:([#\.]|::?)([\w\-]+)|(\[)([^\]]+)\]?)/g,
        ($0, $1, $2, $3, $4) => {
          switch ($1) {
            case "#":
              obj.attrs.id = $2;
              break;
            case ".":
              obj.classes.push($2);
              break;
            case ":":
              if (
                Tools.inArray(
                  "checked disabled enabled read-only required".split(" "),
                  $2
                ) !== -1
              ) {
                obj.attrs[$2] = $2;
              }
              break;
          }
          if ($3 === "[") {
            const m = $4.match(/([\w\-]+)(?:\=\"([^\"]+))?/);
            if (m) {
              obj.attrs[m[1]] = m[2];
            }
          }
          return "";
        }
      );
    }
    obj.name = tagName || "div";
    return obj;
  };
  const parseSelector = (selector) => {
    if (!isString(selector)) {
      return [];
    }
    selector = selector.split(/\s*,\s*/)[0];
    selector = selector.replace(/\s*(~\+|~|\+|>)\s*/g, "$1");
    return Tools.map(selector.split(/(?:>|\s+(?![^\[\]]+\]))/), (item) => {
      const siblings = Tools.map(item.split(/(?:~\+|~|\+)/), parseSelectorItem);
      const obj = siblings.pop();
      if (siblings.length) {
        obj.siblings = siblings;
      }
      return obj;
    }).reverse();
  };
  const getCssText = (editor, format) => {
    let previewCss = "";
    let previewStyles = getPreviewStyles(editor);
    if (previewStyles === "") {
      return "";
    }
    const removeVars = (val) => {
      return isString(val) ? val.replace(/%(\w+)/g, "") : "";
    };
    const getComputedStyle = (name, elm) => {
      return dom.getStyle(
        elm !== null && elm !== void 0 ? elm : editor.getBody(),
        name,
        true
      );
    };
    if (isString(format)) {
      const formats = editor.formatter.get(format);
      if (!formats) {
        return "";
      }
      format = formats[0];
    }
    if ("preview" in format) {
      const preview = format.preview;
      if (preview === false) {
        return "";
      } else {
        previewStyles = preview || previewStyles;
      }
    }
    let name = format.block || format.inline || "span";
    let previewFrag;
    const items = parseSelector(format.selector);
    if (items.length > 0) {
      if (!items[0].name) {
        items[0].name = name;
      }
      name = format.selector;
      previewFrag = parsedSelectorToHtml(items, editor);
    } else {
      previewFrag = parsedSelectorToHtml([name], editor);
    }
    const previewElm =
      dom.select(name, previewFrag)[0] || previewFrag.firstChild;
    each$3(format.styles, (value, name) => {
      const newValue = removeVars(value);
      if (newValue) {
        dom.setStyle(previewElm, name, newValue);
      }
    });
    each$3(format.attributes, (value, name) => {
      const newValue = removeVars(value);
      if (newValue) {
        dom.setAttrib(previewElm, name, newValue);
      }
    });
    each$3(format.classes, (value) => {
      const newValue = removeVars(value);
      if (!dom.hasClass(previewElm, newValue)) {
        dom.addClass(previewElm, newValue);
      }
    });
    editor.dispatch("PreviewFormats");
    dom.setStyles(previewFrag, {
      position: "absolute",
      left: -65535,
    });
    editor.getBody().appendChild(previewFrag);
    const rawParentFontSize = getComputedStyle("fontSize");
    const parentFontSize = /px$/.test(rawParentFontSize)
      ? parseInt(rawParentFontSize, 10)
      : 0;
    each$3(previewStyles.split(" "), (name) => {
      let value = getComputedStyle(name, previewElm);
      if (
        name === "background-color" &&
        /transparent|rgba\s*\([^)]+,\s*0\)/.test(value)
      ) {
        value = getComputedStyle(name);
        if (rgbaToHexString(value).toLowerCase() === "#ffffff") {
          return;
        }
      }
      if (name === "color") {
        if (rgbaToHexString(value).toLowerCase() === "#000000") {
          return;
        }
      }
      if (name === "font-size") {
        if (/em|%$/.test(value)) {
          if (parentFontSize === 0) {
            return;
          }
          const numValue = parseFloat(value) / (/%$/.test(value) ? 100 : 1);
          value = numValue * parentFontSize + "px";
        }
      }
      if (name === "border" && value) {
        previewCss += "padding:0 2px;";
      }
      previewCss += name + ":" + value + ";";
    });
    editor.dispatch("AfterPreviewFormats");
    dom.remove(previewFrag);
    return previewCss;
  };

  const setup$r = (editor) => {
    editor.addShortcut("meta+b", "", "Bold");
    editor.addShortcut("meta+i", "", "Italic");
    editor.addShortcut("meta+u", "", "Underline");
    for (let i = 1; i <= 6; i++) {
      editor.addShortcut("access+" + i, "", ["FormatBlock", false, "h" + i]);
    }
    editor.addShortcut("access+7", "", ["FormatBlock", false, "p"]);
    editor.addShortcut("access+8", "", ["FormatBlock", false, "div"]);
    editor.addShortcut("access+9", "", ["FormatBlock", false, "address"]);
  };

  const Formatter = (editor) => {
    const formats = FormatRegistry(editor);
    const formatChangeState = Cell({});
    setup$r(editor);
    setup$u(editor);
    if (!isRtc(editor)) {
      setup$t(formatChangeState, editor);
    }
    return {
      get: formats.get,
      has: formats.has,
      register: formats.register,
      unregister: formats.unregister,
      apply: (name, vars, node) => {
        applyFormat(editor, name, vars, node);
      },
      remove: (name, vars, node, similar) => {
        removeFormat(editor, name, vars, node, similar);
      },
      toggle: (name, vars, node) => {
        toggleFormat(editor, name, vars, node);
      },
      match: (name, vars, node, similar) =>
        matchFormat(editor, name, vars, node, similar),
      closest: (names) => closestFormat(editor, names),
      matchAll: (names, vars) => matchAllFormats(editor, names, vars),
      matchNode: (node, name, vars, similar) =>
        matchNodeFormat(editor, node, name, vars, similar),
      canApply: (name) => canApplyFormat(editor, name),
      formatChanged: (formats, callback, similar, vars) =>
        formatChanged(
          editor,
          formatChangeState,
          formats,
          callback,
          similar,
          vars
        ),
      getCssText: curry(getCssText, editor),
    };
  };

  const shouldIgnoreCommand = (cmd) => {
    switch (cmd.toLowerCase()) {
      case "undo":
      case "redo":
      case "mcefocus":
        return true;
      default:
        return false;
    }
  };
  const registerEvents = (editor, undoManager, locks) => {
    const isFirstTypedCharacter = Cell(false);
    const addNonTypingUndoLevel = (e) => {
      setTyping(undoManager, false, locks);
      undoManager.add({}, e);
    };
    editor.on("init", () => {
      undoManager.add();
    });
    editor.on("BeforeExecCommand", (e) => {
      const cmd = e.command;
      if (!shouldIgnoreCommand(cmd)) {
        endTyping(undoManager, locks);
        undoManager.beforeChange();
      }
    });
    editor.on("ExecCommand", (e) => {
      const cmd = e.command;
      if (!shouldIgnoreCommand(cmd)) {
        addNonTypingUndoLevel(e);
      }
    });
    editor.on("ObjectResizeStart cut", () => {
      undoManager.beforeChange();
    });
    editor.on("SaveContent ObjectResized blur", addNonTypingUndoLevel);
    editor.on("dragend", addNonTypingUndoLevel);
    editor.on("keyup", (e) => {
      const keyCode = e.keyCode;
      if (e.isDefaultPrevented()) {
        return;
      }
      const isMeta = Env.os.isMacOS() && e.key === "Meta";
      if (
        (keyCode >= 33 && keyCode <= 36) ||
        (keyCode >= 37 && keyCode <= 40) ||
        keyCode === 45 ||
        e.ctrlKey ||
        isMeta
      ) {
        addNonTypingUndoLevel();
        editor.nodeChanged();
      }
      if (keyCode === 46 || keyCode === 8) {
        editor.nodeChanged();
      }
      if (
        isFirstTypedCharacter.get() &&
        undoManager.typing &&
        !isEq$1(createFromEditor(editor), undoManager.data[0])
      ) {
        if (!editor.isDirty()) {
          editor.setDirty(true);
        }
        editor.dispatch("TypingUndo");
        isFirstTypedCharacter.set(false);
        editor.nodeChanged();
      }
    });
    editor.on("keydown", (e) => {
      const keyCode = e.keyCode;
      if (e.isDefaultPrevented()) {
        return;
      }
      if (
        (keyCode >= 33 && keyCode <= 36) ||
        (keyCode >= 37 && keyCode <= 40) ||
        keyCode === 45
      ) {
        if (undoManager.typing) {
          addNonTypingUndoLevel(e);
        }
        return;
      }
      const modKey = (e.ctrlKey && !e.altKey) || e.metaKey;
      if (
        (keyCode < 16 || keyCode > 20) &&
        keyCode !== 224 &&
        keyCode !== 91 &&
        !undoManager.typing &&
        !modKey
      ) {
        undoManager.beforeChange();
        setTyping(undoManager, true, locks);
        undoManager.add({}, e);
        isFirstTypedCharacter.set(true);
        return;
      }
      const hasOnlyMetaOrCtrlModifier = Env.os.isMacOS()
        ? e.metaKey
        : e.ctrlKey && !e.altKey;
      if (hasOnlyMetaOrCtrlModifier) {
        undoManager.beforeChange();
      }
    });
    editor.on("mousedown", (e) => {
      if (undoManager.typing) {
        addNonTypingUndoLevel(e);
      }
    });
    const isInsertReplacementText = (event) =>
      event.inputType === "insertReplacementText";
    const isInsertTextDataNull = (event) =>
      event.inputType === "insertText" && event.data === null;
    const isInsertFromPasteOrDrop = (event) =>
      event.inputType === "insertFromPaste" ||
      event.inputType === "insertFromDrop";
    editor.on("input", (e) => {
      if (
        e.inputType &&
        (isInsertReplacementText(e) ||
          isInsertTextDataNull(e) ||
          isInsertFromPasteOrDrop(e))
      ) {
        addNonTypingUndoLevel(e);
      }
    });
    editor.on("AddUndo Undo Redo ClearUndos", (e) => {
      if (!e.isDefaultPrevented()) {
        editor.nodeChanged();
      }
    });
  };
  const addKeyboardShortcuts = (editor) => {
    editor.addShortcut("meta+z", "", "Undo");
    editor.addShortcut("meta+y,meta+shift+z", "", "Redo");
  };

  const UndoManager = (editor) => {
    const beforeBookmark = value$2();
    const locks = Cell(0);
    const index = Cell(0);
    const undoManager = {
      data: [],
      typing: false,
      beforeChange: () => {
        beforeChange(editor, locks, beforeBookmark);
      },
      add: (level, event) => {
        return addUndoLevel(
          editor,
          undoManager,
          index,
          locks,
          beforeBookmark,
          level,
          event
        );
      },
      dispatchChange: () => {
        editor.setDirty(true);
        const level = createFromEditor(editor);
        level.bookmark = getUndoBookmark(editor.selection);
        editor.dispatch("change", {
          level,
          lastLevel: get$b(undoManager.data, index.get()).getOrUndefined(),
        });
      },
      undo: () => {
        return undo(editor, undoManager, locks, index);
      },
      redo: () => {
        return redo(editor, index, undoManager.data);
      },
      clear: () => {
        clear(editor, undoManager, index);
      },
      reset: () => {
        reset(editor, undoManager);
      },
      hasUndo: () => {
        return hasUndo(editor, undoManager, index);
      },
      hasRedo: () => {
        return hasRedo(editor, undoManager, index);
      },
      transact: (callback) => {
        return transact(editor, undoManager, locks, callback);
      },
      ignore: (callback) => {
        ignore(editor, locks, callback);
      },
      extra: (callback1, callback2) => {
        extra(editor, undoManager, index, callback1, callback2);
      },
    };
    if (!isRtc(editor)) {
      registerEvents(editor, undoManager, locks);
    }
    addKeyboardShortcuts(editor);
    return undoManager;
  };

  const nonTypingKeycodes = [
    9,
    27,
    VK.HOME,
    VK.END,
    19,
    20,
    44,
    144,
    145,
    33,
    34,
    45,
    16,
    17,
    18,
    91,
    92,
    93,
    VK.DOWN,
    VK.UP,
    VK.LEFT,
    VK.RIGHT,
  ].concat(Env.browser.isFirefox() ? [224] : []);
  const placeholderAttr = "data-mce-placeholder";
  const isKeyboardEvent = (e) => e.type === "keydown" || e.type === "keyup";
  const isDeleteEvent = (e) => {
    const keyCode = e.keyCode;
    return keyCode === VK.BACKSPACE || keyCode === VK.DELETE;
  };
  const isNonTypingKeyboardEvent = (e) => {
    if (isKeyboardEvent(e)) {
      const keyCode = e.keyCode;
      return (
        !isDeleteEvent(e) &&
        (VK.metaKeyPressed(e) ||
          e.altKey ||
          (keyCode >= 112 && keyCode <= 123) ||
          contains$2(nonTypingKeycodes, keyCode))
      );
    } else {
      return false;
    }
  };
  const isTypingKeyboardEvent = (e) =>
    isKeyboardEvent(e) &&
    !(isDeleteEvent(e) || (e.type === "keyup" && e.keyCode === 229));
  const isVisuallyEmpty = (dom, rootElm, forcedRootBlock) => {
    if (isEmpty$2(SugarElement.fromDom(rootElm), false)) {
      const firstElement = rootElm.firstElementChild;
      if (!firstElement) {
        return true;
      } else if (
        dom.getStyle(rootElm.firstElementChild, "padding-left") ||
        dom.getStyle(rootElm.firstElementChild, "padding-right")
      ) {
        return false;
      } else {
        return forcedRootBlock === firstElement.nodeName.toLowerCase();
      }
    } else {
      return false;
    }
  };
  const setup$q = (editor) => {
    var _a;
    const dom = editor.dom;
    const rootBlock = getForcedRootBlock(editor);
    const placeholder =
      (_a = getPlaceholder(editor)) !== null && _a !== void 0 ? _a : "";
    const updatePlaceholder = (e, initial) => {
      if (isNonTypingKeyboardEvent(e)) {
        return;
      }
      const body = editor.getBody();
      const showPlaceholder = isTypingKeyboardEvent(e)
        ? false
        : isVisuallyEmpty(dom, body, rootBlock);
      const isPlaceholderShown = dom.getAttrib(body, placeholderAttr) !== "";
      if (isPlaceholderShown !== showPlaceholder || initial) {
        dom.setAttrib(
          body,
          placeholderAttr,
          showPlaceholder ? placeholder : null
        );
        dom.setAttrib(
          body,
          "aria-placeholder",
          showPlaceholder ? placeholder : null
        );
        firePlaceholderToggle(editor, showPlaceholder);
        editor.on(showPlaceholder ? "keydown" : "keyup", updatePlaceholder);
        editor.off(showPlaceholder ? "keyup" : "keydown", updatePlaceholder);
      }
    };
    if (isNotEmpty(placeholder)) {
      editor.on("init", (e) => {
        updatePlaceholder(e, true);
        editor.on("change SetContent ExecCommand", updatePlaceholder);
        editor.on("paste", (e) =>
          Delay.setEditorTimeout(editor, () => updatePlaceholder(e))
        );
      });
    }
  };

  const blockPosition = (block, position) => ({
    block,
    position,
  });
  const blockBoundary = (from, to) => ({
    from,
    to,
  });
  const getBlockPosition = (rootNode, pos) => {
    const rootElm = SugarElement.fromDom(rootNode);
    const containerElm = SugarElement.fromDom(pos.container());
    return getParentBlock$2(rootElm, containerElm).map((block) =>
      blockPosition(block, pos)
    );
  };
  const isDifferentBlocks = (blockBoundary) =>
    !eq(blockBoundary.from.block, blockBoundary.to.block);
  const getClosestHost = (root, scope) => {
    const isRoot = (node) => eq(node, root);
    const isHost = (node) =>
      isTableCell$2(node) || isContentEditableTrue$3(node.dom);
    return closest$4(scope, isHost, isRoot).filter(isElement$7).getOr(root);
  };
  const hasSameHost = (rootNode, blockBoundary) => {
    const root = SugarElement.fromDom(rootNode);
    return eq(
      getClosestHost(root, blockBoundary.from.block),
      getClosestHost(root, blockBoundary.to.block)
    );
  };
  const isEditable$1 = (blockBoundary) =>
    isContentEditableFalse$b(blockBoundary.from.block.dom) === false &&
    isContentEditableFalse$b(blockBoundary.to.block.dom) === false;
  const hasValidBlocks = (blockBoundary) => {
    const isValidBlock = (block) =>
      isTextBlock$2(block) || hasBlockAttr(block.dom);
    return (
      isValidBlock(blockBoundary.from.block) &&
      isValidBlock(blockBoundary.to.block)
    );
  };
  const skipLastBr = (rootNode, forward, blockPosition) => {
    if (
      isBr$6(blockPosition.position.getNode()) &&
      !isEmpty$2(blockPosition.block)
    ) {
      return positionIn(false, blockPosition.block.dom)
        .bind((lastPositionInBlock) => {
          if (lastPositionInBlock.isEqual(blockPosition.position)) {
            return fromPosition(forward, rootNode, lastPositionInBlock).bind(
              (to) => getBlockPosition(rootNode, to)
            );
          } else {
            return Optional.some(blockPosition);
          }
        })
        .getOr(blockPosition);
    } else {
      return blockPosition;
    }
  };
  const readFromRange = (rootNode, forward, rng) => {
    const fromBlockPos = getBlockPosition(
      rootNode,
      CaretPosition.fromRangeStart(rng)
    );
    const toBlockPos = fromBlockPos.bind((blockPos) =>
      fromPosition(forward, rootNode, blockPos.position).bind((to) =>
        getBlockPosition(rootNode, to).map((blockPos) =>
          skipLastBr(rootNode, forward, blockPos)
        )
      )
    );
    return lift2(fromBlockPos, toBlockPos, blockBoundary).filter(
      (blockBoundary) =>
        isDifferentBlocks(blockBoundary) &&
        hasSameHost(rootNode, blockBoundary) &&
        isEditable$1(blockBoundary) &&
        hasValidBlocks(blockBoundary)
    );
  };
  const read$1 = (rootNode, forward, rng) =>
    rng.collapsed ? readFromRange(rootNode, forward, rng) : Optional.none();

  const getChildrenUntilBlockBoundary = (block) => {
    const children = children$1(block);
    return findIndex$2(children, isBlock$2).fold(constant(children), (index) =>
      children.slice(0, index)
    );
  };
  const extractChildren = (block) => {
    const children = getChildrenUntilBlockBoundary(block);
    each$e(children, remove$5);
    return children;
  };
  const removeEmptyRoot = (rootNode, block) => {
    const parents = parentsAndSelf(block, rootNode);
    return find$2(parents.reverse(), (element) => isEmpty$2(element)).each(
      remove$5
    );
  };
  const isEmptyBefore = (el) =>
    filter$5(prevSiblings(el), (el) => !isEmpty$2(el)).length === 0;
  const nestedBlockMerge = (rootNode, fromBlock, toBlock, insertionPoint) => {
    if (isEmpty$2(toBlock)) {
      fillWithPaddingBr(toBlock);
      return firstPositionIn(toBlock.dom);
    }
    if (isEmptyBefore(insertionPoint) && isEmpty$2(fromBlock)) {
      before$3(insertionPoint, SugarElement.fromTag("br"));
    }
    const position = prevPosition(
      toBlock.dom,
      CaretPosition.before(insertionPoint.dom)
    );
    each$e(extractChildren(fromBlock), (child) => {
      before$3(insertionPoint, child);
    });
    removeEmptyRoot(rootNode, fromBlock);
    return position;
  };
  const sidelongBlockMerge = (rootNode, fromBlock, toBlock) => {
    if (isEmpty$2(toBlock)) {
      if (isEmpty$2(fromBlock)) {
        const getInlineToBlockDescendants = (el) => {
          const helper = (node, elements) =>
            firstChild(node).fold(
              () => elements,
              (child) =>
                isInline$1(child)
                  ? helper(child, elements.concat(shallow$1(child)))
                  : elements
            );
          return helper(el, []);
        };
        const newFromBlockDescendants = foldr(
          getInlineToBlockDescendants(toBlock),
          (element, descendant) => {
            wrap$2(element, descendant);
            return descendant;
          },
          createPaddingBr()
        );
        empty(fromBlock);
        append$1(fromBlock, newFromBlockDescendants);
      }
      remove$5(toBlock);
      return firstPositionIn(fromBlock.dom);
    }
    const position = lastPositionIn(toBlock.dom);
    each$e(extractChildren(fromBlock), (child) => {
      append$1(toBlock, child);
    });
    removeEmptyRoot(rootNode, fromBlock);
    return position;
  };
  const findInsertionPoint = (toBlock, block) => {
    const parentsAndSelf$1 = parentsAndSelf(block, toBlock);
    return Optional.from(parentsAndSelf$1[parentsAndSelf$1.length - 1]);
  };
  const getInsertionPoint = (fromBlock, toBlock) =>
    contains(toBlock, fromBlock)
      ? findInsertionPoint(toBlock, fromBlock)
      : Optional.none();
  const trimBr = (first, block) => {
    positionIn(first, block.dom)
      .bind((position) => Optional.from(position.getNode()))
      .map(SugarElement.fromDom)
      .filter(isBr$5)
      .each(remove$5);
  };
  const mergeBlockInto = (rootNode, fromBlock, toBlock) => {
    trimBr(true, fromBlock);
    trimBr(false, toBlock);
    return getInsertionPoint(fromBlock, toBlock).fold(
      curry(sidelongBlockMerge, rootNode, fromBlock, toBlock),
      curry(nestedBlockMerge, rootNode, fromBlock, toBlock)
    );
  };
  const mergeBlocks = (rootNode, forward, block1, block2) =>
    forward
      ? mergeBlockInto(rootNode, block2, block1)
      : mergeBlockInto(rootNode, block1, block2);

  const backspaceDelete$9 = (editor, forward) => {
    const rootNode = SugarElement.fromDom(editor.getBody());
    const position = read$1(
      rootNode.dom,
      forward,
      editor.selection.getRng()
    ).map((blockBoundary) => () => {
      mergeBlocks(
        rootNode,
        forward,
        blockBoundary.from.block,
        blockBoundary.to.block
      ).each((pos) => {
        editor.selection.setRng(pos.toRange());
      });
    });
    return position;
  };

  const deleteRangeMergeBlocks = (rootNode, selection) => {
    const rng = selection.getRng();
    return lift2(
      getParentBlock$2(rootNode, SugarElement.fromDom(rng.startContainer)),
      getParentBlock$2(rootNode, SugarElement.fromDom(rng.endContainer)),
      (block1, block2) => {
        if (!eq(block1, block2)) {
          return Optional.some(() => {
            rng.deleteContents();
            mergeBlocks(rootNode, true, block1, block2).each((pos) => {
              selection.setRng(pos.toRange());
            });
          });
        } else {
          return Optional.none();
        }
      }
    ).getOr(Optional.none());
  };
  const isRawNodeInTable = (root, rawNode) => {
    const node = SugarElement.fromDom(rawNode);
    const isRoot = curry(eq, root);
    return ancestor$4(node, isTableCell$2, isRoot).isSome();
  };
  const isSelectionInTable = (root, rng) =>
    isRawNodeInTable(root, rng.startContainer) ||
    isRawNodeInTable(root, rng.endContainer);
  const isEverythingSelected = (root, rng) => {
    const noPrevious = prevPosition(
      root.dom,
      CaretPosition.fromRangeStart(rng)
    ).isNone();
    const noNext = nextPosition(
      root.dom,
      CaretPosition.fromRangeEnd(rng)
    ).isNone();
    return !isSelectionInTable(root, rng) && noPrevious && noNext;
  };
  const emptyEditor = (editor) => {
    return Optional.some(() => {
      editor.setContent("");
      editor.selection.setCursorLocation();
    });
  };
  const deleteRange$2 = (editor) => {
    const rootNode = SugarElement.fromDom(editor.getBody());
    const rng = editor.selection.getRng();
    return isEverythingSelected(rootNode, rng)
      ? emptyEditor(editor)
      : deleteRangeMergeBlocks(rootNode, editor.selection);
  };
  const backspaceDelete$8 = (editor, _forward) =>
    editor.selection.isCollapsed() ? Optional.none() : deleteRange$2(editor);

  const showCaret = (direction, editor, node, before, scrollIntoView) =>
    Optional.from(
      editor._selectionOverrides.showCaret(
        direction,
        node,
        before,
        scrollIntoView
      )
    );
  const getNodeRange = (node) => {
    const rng = node.ownerDocument.createRange();
    rng.selectNode(node);
    return rng;
  };
  const selectNode = (editor, node) => {
    const e = editor.dispatch("BeforeObjectSelected", { target: node });
    if (e.isDefaultPrevented()) {
      return Optional.none();
    }
    return Optional.some(getNodeRange(node));
  };
  const renderCaretAtRange = (editor, range, scrollIntoView) => {
    const normalizedRange = normalizeRange(1, editor.getBody(), range);
    const caretPosition = CaretPosition.fromRangeStart(normalizedRange);
    const caretPositionNode = caretPosition.getNode();
    if (isInlineFakeCaretTarget(caretPositionNode)) {
      return showCaret(
        1,
        editor,
        caretPositionNode,
        !caretPosition.isAtEnd(),
        false
      );
    }
    const caretPositionBeforeNode = caretPosition.getNode(true);
    if (isInlineFakeCaretTarget(caretPositionBeforeNode)) {
      return showCaret(1, editor, caretPositionBeforeNode, false, false);
    }
    const ceRoot = getContentEditableRoot$1(
      editor.dom.getRoot(),
      caretPosition.getNode()
    );
    if (isInlineFakeCaretTarget(ceRoot)) {
      return showCaret(1, editor, ceRoot, false, scrollIntoView);
    }
    return Optional.none();
  };
  const renderRangeCaret = (editor, range, scrollIntoView) =>
    range.collapsed
      ? renderCaretAtRange(editor, range, scrollIntoView).getOr(range)
      : range;

  const isBeforeBoundary = (pos) =>
    isBeforeContentEditableFalse(pos) || isBeforeMedia(pos);
  const isAfterBoundary = (pos) =>
    isAfterContentEditableFalse(pos) || isAfterMedia(pos);
  const trimEmptyTextNode = (dom, node) => {
    if (isText$a(node) && node.data.length === 0) {
      dom.remove(node);
    }
  };
  const deleteContentAndShowCaret = (
    editor,
    range,
    node,
    direction,
    forward,
    peekCaretPosition
  ) => {
    showCaret(
      direction,
      editor,
      peekCaretPosition.getNode(!forward),
      forward,
      true
    ).each((caretRange) => {
      if (range.collapsed) {
        const deleteRange = range.cloneRange();
        if (forward) {
          deleteRange.setEnd(caretRange.startContainer, caretRange.startOffset);
        } else {
          deleteRange.setStart(caretRange.endContainer, caretRange.endOffset);
        }
        deleteRange.deleteContents();
      } else {
        range.deleteContents();
      }
      editor.selection.setRng(caretRange);
    });
    trimEmptyTextNode(editor.dom, node);
  };
  const deleteBoundaryText = (editor, forward) => {
    const range = editor.selection.getRng();
    if (!isText$a(range.commonAncestorContainer)) {
      return Optional.none();
    }
    const direction = forward ? HDirection.Forwards : HDirection.Backwards;
    const caretWalker = CaretWalker(editor.getBody());
    const getNextPosFn = curry(
      getVisualCaretPosition,
      forward ? caretWalker.next : caretWalker.prev
    );
    const isBeforeFn = forward ? isBeforeBoundary : isAfterBoundary;
    const caretPosition = getNormalizedRangeEndPoint(
      direction,
      editor.getBody(),
      range
    );
    const nextCaretPosition = getNextPosFn(caretPosition);
    const normalizedNextCaretPosition = nextCaretPosition
      ? normalizePosition(forward, nextCaretPosition)
      : nextCaretPosition;
    if (
      !normalizedNextCaretPosition ||
      !isMoveInsideSameBlock(caretPosition, normalizedNextCaretPosition)
    ) {
      return Optional.none();
    } else if (isBeforeFn(normalizedNextCaretPosition)) {
      return Optional.some(() =>
        deleteContentAndShowCaret(
          editor,
          range,
          caretPosition.getNode(),
          direction,
          forward,
          normalizedNextCaretPosition
        )
      );
    }
    const peekCaretPosition = getNextPosFn(normalizedNextCaretPosition);
    if (peekCaretPosition && isBeforeFn(peekCaretPosition)) {
      if (
        isMoveInsideSameBlock(normalizedNextCaretPosition, peekCaretPosition)
      ) {
        return Optional.some(() =>
          deleteContentAndShowCaret(
            editor,
            range,
            caretPosition.getNode(),
            direction,
            forward,
            peekCaretPosition
          )
        );
      }
    }
    return Optional.none();
  };
  const backspaceDelete$7 = (editor, forward) =>
    deleteBoundaryText(editor, forward);

  const getEdgeCefPosition = (editor, atStart) => {
    const root = editor.getBody();
    return atStart
      ? firstPositionIn(root).filter(isBeforeContentEditableFalse)
      : lastPositionIn(root).filter(isAfterContentEditableFalse);
  };
  const isCefAtEdgeSelected = (editor) => {
    const rng = editor.selection.getRng();
    return (
      !rng.collapsed &&
      (getEdgeCefPosition(editor, true).exists((pos) =>
        pos.isEqual(CaretPosition.fromRangeStart(rng))
      ) ||
        getEdgeCefPosition(editor, false).exists((pos) =>
          pos.isEqual(CaretPosition.fromRangeEnd(rng))
        ))
    );
  };

  const isCompoundElement = (node) =>
    isNonNullable(node) &&
    (isTableCell$2(SugarElement.fromDom(node)) ||
      isListItem$1(SugarElement.fromDom(node)));
  const DeleteAction = Adt.generate([
    { remove: ["element"] },
    { moveToElement: ["element"] },
    { moveToPosition: ["position"] },
  ]);
  const isAtContentEditableBlockCaret = (forward, from) => {
    const elm = from.getNode(!forward);
    const caretLocation = forward ? "after" : "before";
    return (
      isElement$6(elm) && elm.getAttribute("data-mce-caret") === caretLocation
    );
  };
  const isDeleteFromCefDifferentBlocks = (root, forward, from, to) => {
    const inSameBlock = (elm) =>
      isInline$1(SugarElement.fromDom(elm)) && !isInSameBlock(from, to, root);
    return getRelativeCefElm(!forward, from).fold(
      () => getRelativeCefElm(forward, to).fold(never, inSameBlock),
      inSameBlock
    );
  };
  const deleteEmptyBlockOrMoveToCef = (root, forward, from, to) => {
    const toCefElm = to.getNode(!forward);
    return getParentBlock$2(
      SugarElement.fromDom(root),
      SugarElement.fromDom(from.getNode())
    )
      .map((blockElm) =>
        isEmpty$2(blockElm)
          ? DeleteAction.remove(blockElm.dom)
          : DeleteAction.moveToElement(toCefElm)
      )
      .orThunk(() => Optional.some(DeleteAction.moveToElement(toCefElm)));
  };
  const findCefPosition = (root, forward, from) =>
    fromPosition(forward, root, from).bind((to) => {
      if (isCompoundElement(to.getNode())) {
        return Optional.none();
      } else if (isDeleteFromCefDifferentBlocks(root, forward, from, to)) {
        return Optional.none();
      } else if (forward && isContentEditableFalse$b(to.getNode())) {
        return deleteEmptyBlockOrMoveToCef(root, forward, from, to);
      } else if (!forward && isContentEditableFalse$b(to.getNode(true))) {
        return deleteEmptyBlockOrMoveToCef(root, forward, from, to);
      } else if (forward && isAfterContentEditableFalse(from)) {
        return Optional.some(DeleteAction.moveToPosition(to));
      } else if (!forward && isBeforeContentEditableFalse(from)) {
        return Optional.some(DeleteAction.moveToPosition(to));
      } else {
        return Optional.none();
      }
    });
  const getContentEditableBlockAction = (forward, elm) => {
    if (isNullable(elm)) {
      return Optional.none();
    } else if (forward && isContentEditableFalse$b(elm.nextSibling)) {
      return Optional.some(DeleteAction.moveToElement(elm.nextSibling));
    } else if (!forward && isContentEditableFalse$b(elm.previousSibling)) {
      return Optional.some(DeleteAction.moveToElement(elm.previousSibling));
    } else {
      return Optional.none();
    }
  };
  const skipMoveToActionFromInlineCefToContent = (root, from, deleteAction) =>
    deleteAction.fold(
      (elm) => Optional.some(DeleteAction.remove(elm)),
      (elm) => Optional.some(DeleteAction.moveToElement(elm)),
      (to) => {
        if (isInSameBlock(from, to, root)) {
          return Optional.none();
        } else {
          return Optional.some(DeleteAction.moveToPosition(to));
        }
      }
    );
  const getContentEditableAction = (root, forward, from) => {
    if (isAtContentEditableBlockCaret(forward, from)) {
      return getContentEditableBlockAction(
        forward,
        from.getNode(!forward)
      ).orThunk(() => findCefPosition(root, forward, from));
    } else {
      return findCefPosition(root, forward, from).bind((deleteAction) =>
        skipMoveToActionFromInlineCefToContent(root, from, deleteAction)
      );
    }
  };
  const read = (root, forward, rng) => {
    const normalizedRange = normalizeRange(forward ? 1 : -1, root, rng);
    const from = CaretPosition.fromRangeStart(normalizedRange);
    const rootElement = SugarElement.fromDom(root);
    if (!forward && isAfterContentEditableFalse(from)) {
      return Optional.some(DeleteAction.remove(from.getNode(true)));
    } else if (forward && isBeforeContentEditableFalse(from)) {
      return Optional.some(DeleteAction.remove(from.getNode()));
    } else if (
      !forward &&
      isBeforeContentEditableFalse(from) &&
      isAfterBr(rootElement, from)
    ) {
      return findPreviousBr(rootElement, from).map((br) =>
        DeleteAction.remove(br.getNode())
      );
    } else if (
      forward &&
      isAfterContentEditableFalse(from) &&
      isBeforeBr$1(rootElement, from)
    ) {
      return findNextBr(rootElement, from).map((br) =>
        DeleteAction.remove(br.getNode())
      );
    } else {
      return getContentEditableAction(root, forward, from);
    }
  };

  const deleteElement$1 = (editor, forward) => (element) => {
    editor._selectionOverrides.hideFakeCaret();
    deleteElement$2(editor, forward, SugarElement.fromDom(element));
    return true;
  };
  const moveToElement = (editor, forward) => (element) => {
    const pos = forward
      ? CaretPosition.before(element)
      : CaretPosition.after(element);
    editor.selection.setRng(pos.toRange());
    return true;
  };
  const moveToPosition = (editor) => (pos) => {
    editor.selection.setRng(pos.toRange());
    return true;
  };
  const getAncestorCe = (editor, node) =>
    Optional.from(getContentEditableRoot$1(editor.getBody(), node));
  const backspaceDeleteCaret = (editor, forward) => {
    const selectedNode = editor.selection.getNode();
    return getAncestorCe(editor, selectedNode)
      .filter(isContentEditableFalse$b)
      .fold(
        () =>
          read(editor.getBody(), forward, editor.selection.getRng()).map(
            (deleteAction) => () =>
              deleteAction.fold(
                deleteElement$1(editor, forward),
                moveToElement(editor, forward),
                moveToPosition(editor)
              )
          ),
        () => Optional.some(noop)
      );
  };
  const deleteOffscreenSelection = (rootElement) => {
    each$e(descendants(rootElement, ".mce-offscreen-selection"), remove$5);
  };
  const backspaceDeleteRange = (editor, forward) => {
    const selectedNode = editor.selection.getNode();
    if (
      isContentEditableFalse$b(selectedNode) &&
      !isTableCell$3(selectedNode)
    ) {
      const hasCefAncestor = getAncestorCe(
        editor,
        selectedNode.parentNode
      ).filter(isContentEditableFalse$b);
      return hasCefAncestor.fold(
        () =>
          Optional.some(() => {
            deleteOffscreenSelection(SugarElement.fromDom(editor.getBody()));
            deleteElement$2(
              editor,
              forward,
              SugarElement.fromDom(editor.selection.getNode())
            );
            paddEmptyBody(editor);
          }),
        () => Optional.some(noop)
      );
    }
    if (isCefAtEdgeSelected(editor)) {
      return Optional.some(() => {
        deleteRangeContents(
          editor,
          editor.selection.getRng(),
          SugarElement.fromDom(editor.getBody())
        );
      });
    }
    return Optional.none();
  };
  const paddEmptyElement = (editor) => {
    const dom = editor.dom,
      selection = editor.selection;
    const ceRoot = getContentEditableRoot$1(
      editor.getBody(),
      selection.getNode()
    );
    if (
      isContentEditableTrue$3(ceRoot) &&
      dom.isBlock(ceRoot) &&
      dom.isEmpty(ceRoot)
    ) {
      const br = dom.create("br", { "data-mce-bogus": "1" });
      dom.setHTML(ceRoot, "");
      ceRoot.appendChild(br);
      selection.setRng(CaretPosition.before(br).toRange());
    }
    return true;
  };
  const backspaceDelete$6 = (editor, forward) => {
    if (editor.selection.isCollapsed()) {
      return backspaceDeleteCaret(editor, forward);
    } else {
      return backspaceDeleteRange(editor, forward);
    }
  };

  const deleteCaret$2 = (editor, forward) => {
    const fromPos = CaretPosition.fromRangeStart(editor.selection.getRng());
    return fromPosition(forward, editor.getBody(), fromPos)
      .filter((pos) =>
        forward ? isBeforeImageBlock(pos) : isAfterImageBlock(pos)
      )
      .bind((pos) => getChildNodeAtRelativeOffset(forward ? 0 : -1, pos))
      .map((elm) => () => editor.selection.select(elm));
  };
  const backspaceDelete$5 = (editor, forward) =>
    editor.selection.isCollapsed()
      ? deleteCaret$2(editor, forward)
      : Optional.none();

  const isText$2 = isText$a;
  const startsWithCaretContainer = (node) =>
    isText$2(node) && node.data[0] === ZWSP$1;
  const endsWithCaretContainer = (node) =>
    isText$2(node) && node.data[node.data.length - 1] === ZWSP$1;
  const createZwsp = (node) => {
    var _a;
    const doc =
      (_a = node.ownerDocument) !== null && _a !== void 0 ? _a : document;
    return doc.createTextNode(ZWSP$1);
  };
  const insertBefore$1 = (node) => {
    var _a;
    if (isText$2(node.previousSibling)) {
      if (endsWithCaretContainer(node.previousSibling)) {
        return node.previousSibling;
      } else {
        node.previousSibling.appendData(ZWSP$1);
        return node.previousSibling;
      }
    } else if (isText$2(node)) {
      if (startsWithCaretContainer(node)) {
        return node;
      } else {
        node.insertData(0, ZWSP$1);
        return node;
      }
    } else {
      const newNode = createZwsp(node);
      (_a = node.parentNode) === null || _a === void 0
        ? void 0
        : _a.insertBefore(newNode, node);
      return newNode;
    }
  };
  const insertAfter$1 = (node) => {
    var _a, _b;
    if (isText$2(node.nextSibling)) {
      if (startsWithCaretContainer(node.nextSibling)) {
        return node.nextSibling;
      } else {
        node.nextSibling.insertData(0, ZWSP$1);
        return node.nextSibling;
      }
    } else if (isText$2(node)) {
      if (endsWithCaretContainer(node)) {
        return node;
      } else {
        node.appendData(ZWSP$1);
        return node;
      }
    } else {
      const newNode = createZwsp(node);
      if (node.nextSibling) {
        (_a = node.parentNode) === null || _a === void 0
          ? void 0
          : _a.insertBefore(newNode, node.nextSibling);
      } else {
        (_b = node.parentNode) === null || _b === void 0
          ? void 0
          : _b.appendChild(newNode);
      }
      return newNode;
    }
  };
  const insertInline = (before, node) =>
    before ? insertBefore$1(node) : insertAfter$1(node);
  const insertInlineBefore = curry(insertInline, true);
  const insertInlineAfter = curry(insertInline, false);

  const insertInlinePos = (pos, before) => {
    if (isText$a(pos.container())) {
      return insertInline(before, pos.container());
    } else {
      return insertInline(before, pos.getNode());
    }
  };
  const isPosCaretContainer = (pos, caret) => {
    const caretNode = caret.get();
    return (
      caretNode &&
      pos.container() === caretNode &&
      isCaretContainerInline(caretNode)
    );
  };
  const renderCaret = (caret, location) =>
    location.fold(
      (element) => {
        remove$3(caret.get());
        const text = insertInlineBefore(element);
        caret.set(text);
        return Optional.some(CaretPosition(text, text.length - 1));
      },
      (element) =>
        firstPositionIn(element).map((pos) => {
          if (!isPosCaretContainer(pos, caret)) {
            remove$3(caret.get());
            const text = insertInlinePos(pos, true);
            caret.set(text);
            return CaretPosition(text, 1);
          } else {
            const node = caret.get();
            return CaretPosition(node, 1);
          }
        }),
      (element) =>
        lastPositionIn(element).map((pos) => {
          if (!isPosCaretContainer(pos, caret)) {
            remove$3(caret.get());
            const text = insertInlinePos(pos, false);
            caret.set(text);
            return CaretPosition(text, text.length - 1);
          } else {
            const node = caret.get();
            return CaretPosition(node, node.length - 1);
          }
        }),
      (element) => {
        remove$3(caret.get());
        const text = insertInlineAfter(element);
        caret.set(text);
        return Optional.some(CaretPosition(text, 1));
      }
    );

  const evaluateUntil = (fns, args) => {
    for (let i = 0; i < fns.length; i++) {
      const result = fns[i].apply(null, args);
      if (result.isSome()) {
        return result;
      }
    }
    return Optional.none();
  };

  const Location = Adt.generate([
    { before: ["element"] },
    { start: ["element"] },
    { end: ["element"] },
    { after: ["element"] },
  ]);
  const rescope$1 = (rootNode, node) => {
    const parentBlock = getParentBlock$3(node, rootNode);
    return parentBlock ? parentBlock : rootNode;
  };
  const before = (isInlineTarget, rootNode, pos) => {
    const nPos = normalizeForwards(pos);
    const scope = rescope$1(rootNode, nPos.container());
    return findRootInline(isInlineTarget, scope, nPos).fold(
      () =>
        nextPosition(scope, nPos)
          .bind(curry(findRootInline, isInlineTarget, scope))
          .map((inline) => Location.before(inline)),
      Optional.none
    );
  };
  const isNotInsideFormatCaretContainer = (rootNode, elm) =>
    getParentCaretContainer(rootNode, elm) === null;
  const findInsideRootInline = (isInlineTarget, rootNode, pos) =>
    findRootInline(isInlineTarget, rootNode, pos).filter(
      curry(isNotInsideFormatCaretContainer, rootNode)
    );
  const start$1 = (isInlineTarget, rootNode, pos) => {
    const nPos = normalizeBackwards(pos);
    return findInsideRootInline(isInlineTarget, rootNode, nPos).bind(
      (inline) => {
        const prevPos = prevPosition(inline, nPos);
        return prevPos.isNone()
          ? Optional.some(Location.start(inline))
          : Optional.none();
      }
    );
  };
  const end = (isInlineTarget, rootNode, pos) => {
    const nPos = normalizeForwards(pos);
    return findInsideRootInline(isInlineTarget, rootNode, nPos).bind(
      (inline) => {
        const nextPos = nextPosition(inline, nPos);
        return nextPos.isNone()
          ? Optional.some(Location.end(inline))
          : Optional.none();
      }
    );
  };
  const after = (isInlineTarget, rootNode, pos) => {
    const nPos = normalizeBackwards(pos);
    const scope = rescope$1(rootNode, nPos.container());
    return findRootInline(isInlineTarget, scope, nPos).fold(
      () =>
        prevPosition(scope, nPos)
          .bind(curry(findRootInline, isInlineTarget, scope))
          .map((inline) => Location.after(inline)),
      Optional.none
    );
  };
  const isValidLocation = (location) => !isRtl(getElement(location));
  const readLocation = (isInlineTarget, rootNode, pos) => {
    const location = evaluateUntil(
      [before, start$1, end, after],
      [isInlineTarget, rootNode, pos]
    );
    return location.filter(isValidLocation);
  };
  const getElement = (location) =>
    location.fold(identity, identity, identity, identity);
  const getName = (location) =>
    location.fold(
      constant("before"),
      constant("start"),
      constant("end"),
      constant("after")
    );
  const outside = (location) =>
    location.fold(
      Location.before,
      Location.before,
      Location.after,
      Location.after
    );
  const inside = (location) =>
    location.fold(Location.start, Location.start, Location.end, Location.end);
  const isEq = (location1, location2) =>
    getName(location1) === getName(location2) &&
    getElement(location1) === getElement(location2);
  const betweenInlines = (
    forward,
    isInlineTarget,
    rootNode,
    from,
    to,
    location
  ) =>
    lift2(
      findRootInline(isInlineTarget, rootNode, from),
      findRootInline(isInlineTarget, rootNode, to),
      (fromInline, toInline) => {
        if (
          fromInline !== toInline &&
          hasSameParentBlock(rootNode, fromInline, toInline)
        ) {
          return Location.after(forward ? fromInline : toInline);
        } else {
          return location;
        }
      }
    ).getOr(location);
  const skipNoMovement = (fromLocation, toLocation) =>
    fromLocation.fold(
      always,
      (fromLocation) => !isEq(fromLocation, toLocation)
    );
  const findLocationTraverse = (
    forward,
    isInlineTarget,
    rootNode,
    fromLocation,
    pos
  ) => {
    const from = normalizePosition(forward, pos);
    const to = fromPosition(forward, rootNode, from).map(
      curry(normalizePosition, forward)
    );
    const location = to.fold(
      () => fromLocation.map(outside),
      (to) =>
        readLocation(isInlineTarget, rootNode, to)
          .map(
            curry(betweenInlines, forward, isInlineTarget, rootNode, from, to)
          )
          .filter(curry(skipNoMovement, fromLocation))
    );
    return location.filter(isValidLocation);
  };
  const findLocationSimple = (forward, location) => {
    if (forward) {
      return location.fold(
        compose(Optional.some, Location.start),
        Optional.none,
        compose(Optional.some, Location.after),
        Optional.none
      );
    } else {
      return location.fold(
        Optional.none,
        compose(Optional.some, Location.before),
        Optional.none,
        compose(Optional.some, Location.end)
      );
    }
  };
  const findLocation$1 = (forward, isInlineTarget, rootNode, pos) => {
    const from = normalizePosition(forward, pos);
    const fromLocation = readLocation(isInlineTarget, rootNode, from);
    return readLocation(isInlineTarget, rootNode, from)
      .bind(curry(findLocationSimple, forward))
      .orThunk(() =>
        findLocationTraverse(
          forward,
          isInlineTarget,
          rootNode,
          fromLocation,
          pos
        )
      );
  };

  const hasSelectionModifyApi = (editor) => {
    return isFunction(editor.selection.getSel().modify);
  };
  const moveRel = (forward, selection, pos) => {
    const delta = forward ? 1 : -1;
    selection.setRng(
      CaretPosition(pos.container(), pos.offset() + delta).toRange()
    );
    selection.getSel().modify("move", forward ? "forward" : "backward", "word");
    return true;
  };
  const moveByWord = (forward, editor) => {
    const rng = editor.selection.getRng();
    const pos = forward
      ? CaretPosition.fromRangeEnd(rng)
      : CaretPosition.fromRangeStart(rng);
    if (!hasSelectionModifyApi(editor)) {
      return false;
    } else if (forward && isBeforeInline(pos)) {
      return moveRel(true, editor.selection, pos);
    } else if (!forward && isAfterInline(pos)) {
      return moveRel(false, editor.selection, pos);
    } else {
      return false;
    }
  };

  var BreakType;
  (function (BreakType) {
    BreakType[(BreakType["Br"] = 0)] = "Br";
    BreakType[(BreakType["Block"] = 1)] = "Block";
    BreakType[(BreakType["Wrap"] = 2)] = "Wrap";
    BreakType[(BreakType["Eol"] = 3)] = "Eol";
  })(BreakType || (BreakType = {}));
  const flip = (direction, positions) =>
    direction === HDirection.Backwards ? reverse(positions) : positions;
  const walk$1 = (direction, caretWalker, pos) =>
    direction === HDirection.Forwards
      ? caretWalker.next(pos)
      : caretWalker.prev(pos);
  const getBreakType = (scope, direction, currentPos, nextPos) => {
    if (isBr$6(nextPos.getNode(direction === HDirection.Forwards))) {
      return BreakType.Br;
    } else if (isInSameBlock(currentPos, nextPos) === false) {
      return BreakType.Block;
    } else {
      return BreakType.Wrap;
    }
  };
  const getPositionsUntil = (predicate, direction, scope, start) => {
    const caretWalker = CaretWalker(scope);
    let currentPos = start;
    const positions = [];
    while (currentPos) {
      const nextPos = walk$1(direction, caretWalker, currentPos);
      if (!nextPos) {
        break;
      }
      if (isBr$6(nextPos.getNode(false))) {
        if (direction === HDirection.Forwards) {
          return {
            positions: flip(direction, positions).concat([nextPos]),
            breakType: BreakType.Br,
            breakAt: Optional.some(nextPos),
          };
        } else {
          return {
            positions: flip(direction, positions),
            breakType: BreakType.Br,
            breakAt: Optional.some(nextPos),
          };
        }
      }
      if (!nextPos.isVisible()) {
        currentPos = nextPos;
        continue;
      }
      if (predicate(currentPos, nextPos)) {
        const breakType = getBreakType(scope, direction, currentPos, nextPos);
        return {
          positions: flip(direction, positions),
          breakType,
          breakAt: Optional.some(nextPos),
        };
      }
      positions.push(nextPos);
      currentPos = nextPos;
    }
    return {
      positions: flip(direction, positions),
      breakType: BreakType.Eol,
      breakAt: Optional.none(),
    };
  };
  const getAdjacentLinePositions = (
    direction,
    getPositionsUntilBreak,
    scope,
    start
  ) =>
    getPositionsUntilBreak(scope, start)
      .breakAt.map((pos) => {
        const positions = getPositionsUntilBreak(scope, pos).positions;
        return direction === HDirection.Backwards
          ? positions.concat(pos)
          : [pos].concat(positions);
      })
      .getOr([]);
  const findClosestHorizontalPositionFromPoint = (positions, x) =>
    foldl(
      positions,
      (acc, newPos) =>
        acc.fold(
          () => Optional.some(newPos),
          (lastPos) =>
            lift2(
              head(lastPos.getClientRects()),
              head(newPos.getClientRects()),
              (lastRect, newRect) => {
                const lastDist = Math.abs(x - lastRect.left);
                const newDist = Math.abs(x - newRect.left);
                return newDist <= lastDist ? newPos : lastPos;
              }
            ).or(acc)
        ),
      Optional.none()
    );
  const findClosestHorizontalPosition = (positions, pos) =>
    head(pos.getClientRects()).bind((targetRect) =>
      findClosestHorizontalPositionFromPoint(positions, targetRect.left)
    );
  const getPositionsUntilPreviousLine = curry(
    getPositionsUntil,
    CaretPosition.isAbove,
    -1
  );
  const getPositionsUntilNextLine = curry(
    getPositionsUntil,
    CaretPosition.isBelow,
    1
  );
  const getPositionsAbove = curry(
    getAdjacentLinePositions,
    -1,
    getPositionsUntilPreviousLine
  );
  const getPositionsBelow = curry(
    getAdjacentLinePositions,
    1,
    getPositionsUntilNextLine
  );
  const isAtFirstLine = (scope, pos) =>
    getPositionsUntilPreviousLine(scope, pos).breakAt.isNone();
  const isAtLastLine = (scope, pos) =>
    getPositionsUntilNextLine(scope, pos).breakAt.isNone();
  const getFirstLinePositions = (scope) =>
    firstPositionIn(scope)
      .map((pos) =>
        [pos].concat(getPositionsUntilNextLine(scope, pos).positions)
      )
      .getOr([]);
  const getLastLinePositions = (scope) =>
    lastPositionIn(scope)
      .map((pos) =>
        getPositionsUntilPreviousLine(scope, pos).positions.concat(pos)
      )
      .getOr([]);
  const getClosestPositionAbove = (scope, pos) =>
    findClosestHorizontalPosition(getPositionsAbove(scope, pos), pos);
  const getClosestPositionBelow = (scope, pos) =>
    findClosestHorizontalPosition(getPositionsBelow(scope, pos), pos);

  const isContentEditableFalse$4 = isContentEditableFalse$b;
  const distanceToRectLeft$1 = (clientRect, clientX) =>
    Math.abs(clientRect.left - clientX);
  const distanceToRectRight$1 = (clientRect, clientX) =>
    Math.abs(clientRect.right - clientX);
  const isNodeClientRect = (rect) => hasNonNullableKey(rect, "node");
  const findClosestClientRect = (clientRects, clientX) =>
    reduce(clientRects, (oldClientRect, clientRect) => {
      const oldDistance = Math.min(
        distanceToRectLeft$1(oldClientRect, clientX),
        distanceToRectRight$1(oldClientRect, clientX)
      );
      const newDistance = Math.min(
        distanceToRectLeft$1(clientRect, clientX),
        distanceToRectRight$1(clientRect, clientX)
      );
      if (
        newDistance === oldDistance &&
        isNodeClientRect(clientRect) &&
        isContentEditableFalse$4(clientRect.node)
      ) {
        return clientRect;
      }
      if (newDistance < oldDistance) {
        return clientRect;
      }
      return oldClientRect;
    });

  const getNodeClientRects = (node) => {
    const toArrayWithNode = (clientRects) => {
      return map$3(clientRects, (rect) => {
        const clientRect = clone$1(rect);
        clientRect.node = node;
        return clientRect;
      });
    };
    if (isElement$6(node)) {
      return toArrayWithNode(node.getClientRects());
    } else if (isText$a(node)) {
      const rng = node.ownerDocument.createRange();
      rng.setStart(node, 0);
      rng.setEnd(node, node.data.length);
      return toArrayWithNode(rng.getClientRects());
    } else {
      return [];
    }
  };
  const getClientRects = (nodes) => bind$3(nodes, getNodeClientRects);

  var VDirection;
  (function (VDirection) {
    VDirection[(VDirection["Up"] = -1)] = "Up";
    VDirection[(VDirection["Down"] = 1)] = "Down";
  })(VDirection || (VDirection = {}));
  const findUntil = (direction, root, predicateFn, node) => {
    let currentNode = node;
    while (
      (currentNode = findNode(
        currentNode,
        direction,
        isEditableCaretCandidate$1,
        root
      ))
    ) {
      if (predicateFn(currentNode)) {
        return;
      }
    }
  };
  const walkUntil = (
    direction,
    isAboveFn,
    isBeflowFn,
    root,
    predicateFn,
    caretPosition
  ) => {
    let line = 0;
    const result = [];
    const add = (node) => {
      let clientRects = getClientRects([node]);
      if (direction === -1) {
        clientRects = clientRects.reverse();
      }
      for (let i = 0; i < clientRects.length; i++) {
        const clientRect = clientRects[i];
        if (isBeflowFn(clientRect, targetClientRect)) {
          continue;
        }
        if (result.length > 0 && isAboveFn(clientRect, last$2(result))) {
          line++;
        }
        clientRect.line = line;
        if (predicateFn(clientRect)) {
          return true;
        }
        result.push(clientRect);
      }
      return false;
    };
    const targetClientRect = last$2(caretPosition.getClientRects());
    if (!targetClientRect) {
      return result;
    }
    const node = caretPosition.getNode();
    if (node) {
      add(node);
      findUntil(direction, root, add, node);
    }
    return result;
  };
  const aboveLineNumber = (lineNumber, clientRect) =>
    clientRect.line > lineNumber;
  const isLineNumber = (lineNumber, clientRect) =>
    clientRect.line === lineNumber;
  const upUntil = curry(walkUntil, VDirection.Up, isAbove$1, isBelow$1);
  const downUntil = curry(walkUntil, VDirection.Down, isBelow$1, isAbove$1);
  const getLastClientRect = (caretPosition) => {
    return last$2(caretPosition.getClientRects());
  };
  const positionsUntil = (direction, root, predicateFn, node) => {
    const caretWalker = CaretWalker(root);
    let walkFn;
    let isBelowFn;
    let isAboveFn;
    let caretPosition;
    const result = [];
    let line = 0;
    if (direction === 1) {
      walkFn = caretWalker.next;
      isBelowFn = isBelow$1;
      isAboveFn = isAbove$1;
      caretPosition = CaretPosition.after(node);
    } else {
      walkFn = caretWalker.prev;
      isBelowFn = isAbove$1;
      isAboveFn = isBelow$1;
      caretPosition = CaretPosition.before(node);
    }
    const targetClientRect = getLastClientRect(caretPosition);
    do {
      if (!caretPosition.isVisible()) {
        continue;
      }
      const rect = getLastClientRect(caretPosition);
      if (isAboveFn(rect, targetClientRect)) {
        continue;
      }
      if (result.length > 0 && isBelowFn(rect, last$2(result))) {
        line++;
      }
      const clientRect = clone$1(rect);
      clientRect.position = caretPosition;
      clientRect.line = line;
      if (predicateFn(clientRect)) {
        return result;
      }
      result.push(clientRect);
    } while ((caretPosition = walkFn(caretPosition)));
    return result;
  };
  const isAboveLine = (lineNumber) => (clientRect) =>
    aboveLineNumber(lineNumber, clientRect);
  const isLine = (lineNumber) => (clientRect) =>
    isLineNumber(lineNumber, clientRect);

  const moveToRange = (editor, rng) => {
    editor.selection.setRng(rng);
    scrollRangeIntoView(editor, editor.selection.getRng());
  };
  const renderRangeCaretOpt = (editor, range, scrollIntoView) =>
    Optional.some(renderRangeCaret(editor, range, scrollIntoView));
  const moveHorizontally = (
    editor,
    direction,
    range,
    isBefore,
    isAfter,
    isElement
  ) => {
    const forwards = direction === HDirection.Forwards;
    const caretWalker = CaretWalker(editor.getBody());
    const getNextPosFn = curry(
      getVisualCaretPosition,
      forwards ? caretWalker.next : caretWalker.prev
    );
    const isBeforeFn = forwards ? isBefore : isAfter;
    if (!range.collapsed) {
      const node = getSelectedNode(range);
      if (isElement(node)) {
        return showCaret(
          direction,
          editor,
          node,
          direction === HDirection.Backwards,
          false
        );
      } else if (isCefAtEdgeSelected(editor)) {
        const newRange = range.cloneRange();
        newRange.collapse(direction === HDirection.Backwards);
        return Optional.from(newRange);
      }
    }
    const caretPosition = getNormalizedRangeEndPoint(
      direction,
      editor.getBody(),
      range
    );
    if (isBeforeFn(caretPosition)) {
      return selectNode(editor, caretPosition.getNode(!forwards));
    }
    let nextCaretPosition = getNextPosFn(caretPosition);
    const rangeIsInContainerBlock = isRangeInCaretContainerBlock(range);
    if (!nextCaretPosition) {
      return rangeIsInContainerBlock ? Optional.some(range) : Optional.none();
    } else {
      nextCaretPosition = normalizePosition(forwards, nextCaretPosition);
    }
    if (isBeforeFn(nextCaretPosition)) {
      return showCaret(
        direction,
        editor,
        nextCaretPosition.getNode(!forwards),
        forwards,
        false
      );
    }
    const peekCaretPosition = getNextPosFn(nextCaretPosition);
    if (peekCaretPosition && isBeforeFn(peekCaretPosition)) {
      if (isMoveInsideSameBlock(nextCaretPosition, peekCaretPosition)) {
        return showCaret(
          direction,
          editor,
          peekCaretPosition.getNode(!forwards),
          forwards,
          false
        );
      }
    }
    if (rangeIsInContainerBlock) {
      return renderRangeCaretOpt(editor, nextCaretPosition.toRange(), false);
    }
    return Optional.none();
  };
  const moveVertically = (
    editor,
    direction,
    range,
    isBefore,
    isAfter,
    isElement
  ) => {
    const caretPosition = getNormalizedRangeEndPoint(
      direction,
      editor.getBody(),
      range
    );
    const caretClientRect = last$2(caretPosition.getClientRects());
    const forwards = direction === VDirection.Down;
    const root = editor.getBody();
    if (!caretClientRect) {
      return Optional.none();
    }
    if (isCefAtEdgeSelected(editor)) {
      const caretPosition = forwards
        ? CaretPosition.fromRangeEnd(range)
        : CaretPosition.fromRangeStart(range);
      const getClosestFn = !forwards
        ? getClosestPositionAbove
        : getClosestPositionBelow;
      return getClosestFn(root, caretPosition)
        .orThunk(() => Optional.from(caretPosition))
        .map((pos) => pos.toRange());
    }
    const walkerFn = forwards ? downUntil : upUntil;
    const linePositions = walkerFn(root, isAboveLine(1), caretPosition);
    const nextLinePositions = filter$5(linePositions, isLine(1));
    const clientX = caretClientRect.left;
    const nextLineRect = findClosestClientRect(nextLinePositions, clientX);
    if (nextLineRect && isElement(nextLineRect.node)) {
      const dist1 = Math.abs(clientX - nextLineRect.left);
      const dist2 = Math.abs(clientX - nextLineRect.right);
      return showCaret(
        direction,
        editor,
        nextLineRect.node,
        dist1 < dist2,
        false
      );
    }
    let currentNode;
    if (isBefore(caretPosition)) {
      currentNode = caretPosition.getNode();
    } else if (isAfter(caretPosition)) {
      currentNode = caretPosition.getNode(true);
    } else {
      currentNode = getSelectedNode(range);
    }
    if (currentNode) {
      const caretPositions = positionsUntil(
        direction,
        root,
        isAboveLine(1),
        currentNode
      );
      let closestNextLineRect = findClosestClientRect(
        filter$5(caretPositions, isLine(1)),
        clientX
      );
      if (closestNextLineRect) {
        return renderRangeCaretOpt(
          editor,
          closestNextLineRect.position.toRange(),
          false
        );
      }
      closestNextLineRect = last$2(filter$5(caretPositions, isLine(0)));
      if (closestNextLineRect) {
        return renderRangeCaretOpt(
          editor,
          closestNextLineRect.position.toRange(),
          false
        );
      }
    }
    if (nextLinePositions.length === 0) {
      return getLineEndPoint(editor, forwards)
        .filter(forwards ? isAfter : isBefore)
        .map((pos) => renderRangeCaret(editor, pos.toRange(), false));
    }
    return Optional.none();
  };
  const getLineEndPoint = (editor, forward) => {
    const rng = editor.selection.getRng();
    const from = forward
      ? CaretPosition.fromRangeEnd(rng)
      : CaretPosition.fromRangeStart(rng);
    const host = getEditingHost(from.container(), editor.getBody());
    if (forward) {
      const lineInfo = getPositionsUntilNextLine(host, from);
      return last$3(lineInfo.positions);
    } else {
      const lineInfo = getPositionsUntilPreviousLine(host, from);
      return head(lineInfo.positions);
    }
  };
  const moveToLineEndPoint$3 = (editor, forward, isElementPosition) =>
    getLineEndPoint(editor, forward)
      .filter(isElementPosition)
      .exists((pos) => {
        editor.selection.setRng(pos.toRange());
        return true;
      });

  const setCaretPosition = (editor, pos) => {
    const rng = editor.dom.createRng();
    rng.setStart(pos.container(), pos.offset());
    rng.setEnd(pos.container(), pos.offset());
    editor.selection.setRng(rng);
  };
  const setSelected = (state, elm) => {
    if (state) {
      elm.setAttribute("data-mce-selected", "inline-boundary");
    } else {
      elm.removeAttribute("data-mce-selected");
    }
  };
  const renderCaretLocation = (editor, caret, location) =>
    renderCaret(caret, location).map((pos) => {
      setCaretPosition(editor, pos);
      return location;
    });
  const getPositionFromRange = (range, root, forward) => {
    const start = CaretPosition.fromRangeStart(range);
    if (range.collapsed) {
      return start;
    } else {
      const end = CaretPosition.fromRangeEnd(range);
      return forward
        ? prevPosition(root, end).getOr(end)
        : nextPosition(root, start).getOr(start);
    }
  };
  const findLocation = (editor, caret, forward) => {
    const rootNode = editor.getBody();
    const from = getPositionFromRange(
      editor.selection.getRng(),
      rootNode,
      forward
    );
    const isInlineTarget$1 = curry(isInlineTarget, editor);
    const location = findLocation$1(forward, isInlineTarget$1, rootNode, from);
    return location.bind((location) =>
      renderCaretLocation(editor, caret, location)
    );
  };
  const toggleInlines = (isInlineTarget, dom, elms) => {
    const inlineBoundaries = map$3(
      descendants(
        SugarElement.fromDom(dom.getRoot()),
        '*[data-mce-selected="inline-boundary"]'
      ),
      (e) => e.dom
    );
    const selectedInlines = filter$5(inlineBoundaries, isInlineTarget);
    const targetInlines = filter$5(elms, isInlineTarget);
    each$e(
      difference(selectedInlines, targetInlines),
      curry(setSelected, false)
    );
    each$e(
      difference(targetInlines, selectedInlines),
      curry(setSelected, true)
    );
  };
  const safeRemoveCaretContainer = (editor, caret) => {
    const caretValue = caret.get();
    if (editor.selection.isCollapsed() && !editor.composing && caretValue) {
      const pos = CaretPosition.fromRangeStart(editor.selection.getRng());
      if (CaretPosition.isTextPosition(pos) && !isAtZwsp(pos)) {
        setCaretPosition(editor, removeAndReposition(caretValue, pos));
        caret.set(null);
      }
    }
  };
  const renderInsideInlineCaret = (isInlineTarget, editor, caret, elms) => {
    if (editor.selection.isCollapsed()) {
      const inlines = filter$5(elms, isInlineTarget);
      each$e(inlines, (_inline) => {
        const pos = CaretPosition.fromRangeStart(editor.selection.getRng());
        readLocation(isInlineTarget, editor.getBody(), pos).bind((location) =>
          renderCaretLocation(editor, caret, location)
        );
      });
    }
  };
  const move$3 = (editor, caret, forward) =>
    isInlineBoundariesEnabled(editor)
      ? findLocation(editor, caret, forward).isSome()
      : false;
  const moveWord = (forward, editor, _caret) =>
    isInlineBoundariesEnabled(editor) ? moveByWord(forward, editor) : false;
  const setupSelectedState = (editor) => {
    const caret = Cell(null);
    const isInlineTarget$1 = curry(isInlineTarget, editor);
    editor.on("NodeChange", (e) => {
      if (isInlineBoundariesEnabled(editor)) {
        toggleInlines(isInlineTarget$1, editor.dom, e.parents);
        safeRemoveCaretContainer(editor, caret);
        renderInsideInlineCaret(isInlineTarget$1, editor, caret, e.parents);
      }
    });
    return caret;
  };
  const moveNextWord = curry(moveWord, true);
  const movePrevWord = curry(moveWord, false);
  const moveToLineEndPoint$2 = (editor, forward, caret) => {
    if (isInlineBoundariesEnabled(editor)) {
      const linePoint = getLineEndPoint(editor, forward).getOrThunk(() => {
        const rng = editor.selection.getRng();
        return forward
          ? CaretPosition.fromRangeEnd(rng)
          : CaretPosition.fromRangeStart(rng);
      });
      return readLocation(
        curry(isInlineTarget, editor),
        editor.getBody(),
        linePoint
      ).exists((loc) => {
        const outsideLoc = outside(loc);
        return renderCaret(caret, outsideLoc).exists((pos) => {
          setCaretPosition(editor, pos);
          return true;
        });
      });
    } else {
      return false;
    }
  };

  const rangeFromPositions = (from, to) => {
    const range = document.createRange();
    range.setStart(from.container(), from.offset());
    range.setEnd(to.container(), to.offset());
    return range;
  };
  const hasOnlyTwoOrLessPositionsLeft = (elm) =>
    lift2(firstPositionIn(elm), lastPositionIn(elm), (firstPos, lastPos) => {
      const normalizedFirstPos = normalizePosition(true, firstPos);
      const normalizedLastPos = normalizePosition(false, lastPos);
      return nextPosition(elm, normalizedFirstPos).forall((pos) =>
        pos.isEqual(normalizedLastPos)
      );
    }).getOr(true);
  const setCaretLocation = (editor, caret) => (location) =>
    renderCaret(caret, location).map(
      (pos) => () => setCaretPosition(editor, pos)
    );
  const deleteFromTo = (editor, caret, from, to) => {
    const rootNode = editor.getBody();
    const isInlineTarget$1 = curry(isInlineTarget, editor);
    editor.undoManager.ignore(() => {
      editor.selection.setRng(rangeFromPositions(from, to));
      execNativeDeleteCommand(editor);
      readLocation(
        isInlineTarget$1,
        rootNode,
        CaretPosition.fromRangeStart(editor.selection.getRng())
      )
        .map(inside)
        .bind(setCaretLocation(editor, caret))
        .each(call);
    });
    editor.nodeChanged();
  };
  const rescope = (rootNode, node) => {
    const parentBlock = getParentBlock$3(node, rootNode);
    return parentBlock ? parentBlock : rootNode;
  };
  const backspaceDeleteCollapsed = (editor, caret, forward, from) => {
    const rootNode = rescope(editor.getBody(), from.container());
    const isInlineTarget$1 = curry(isInlineTarget, editor);
    const fromLocation = readLocation(isInlineTarget$1, rootNode, from);
    const location = fromLocation.bind((location) => {
      if (forward) {
        return location.fold(
          constant(Optional.some(inside(location))),
          Optional.none,
          constant(Optional.some(outside(location))),
          Optional.none
        );
      } else {
        return location.fold(
          Optional.none,
          constant(Optional.some(outside(location))),
          Optional.none,
          constant(Optional.some(inside(location)))
        );
      }
    });
    return location.map(setCaretLocation(editor, caret)).getOrThunk(() => {
      const toPosition = navigate(forward, rootNode, from);
      const toLocation = toPosition.bind((pos) =>
        readLocation(isInlineTarget$1, rootNode, pos)
      );
      return lift2(fromLocation, toLocation, () =>
        findRootInline(isInlineTarget$1, rootNode, from).bind((elm) => {
          if (hasOnlyTwoOrLessPositionsLeft(elm)) {
            return Optional.some(() => {
              deleteElement$2(editor, forward, SugarElement.fromDom(elm));
            });
          } else {
            return Optional.none();
          }
        })
      ).getOrThunk(() =>
        toLocation.bind(() =>
          toPosition.map((to) => {
            return () => {
              if (forward) {
                deleteFromTo(editor, caret, from, to);
              } else {
                deleteFromTo(editor, caret, to, from);
              }
            };
          })
        )
      );
    });
  };
  const backspaceDelete$4 = (editor, caret, forward) => {
    if (editor.selection.isCollapsed() && isInlineBoundariesEnabled(editor)) {
      const from = CaretPosition.fromRangeStart(editor.selection.getRng());
      return backspaceDeleteCollapsed(editor, caret, forward, from);
    }
    return Optional.none();
  };

  const hasMultipleChildren = (elm) => childNodesCount(elm) > 1;
  const getParentsUntil = (editor, pred) => {
    const rootElm = SugarElement.fromDom(editor.getBody());
    const startElm = SugarElement.fromDom(editor.selection.getStart());
    const parents = parentsAndSelf(startElm, rootElm);
    return findIndex$2(parents, pred).fold(constant(parents), (index) =>
      parents.slice(0, index)
    );
  };
  const hasOnlyOneChild = (elm) => childNodesCount(elm) === 1;
  const getParentInlinesUntilMultichildInline = (editor) =>
    getParentsUntil(
      editor,
      (elm) => isBlock$2(elm) || hasMultipleChildren(elm)
    );
  const getParentInlines = (editor) => getParentsUntil(editor, isBlock$2);
  const getFormatNodes = (editor, parentInlines) => {
    const isFormatElement$1 = curry(isFormatElement, editor);
    return bind$3(parentInlines, (elm) =>
      isFormatElement$1(elm) ? [elm.dom] : []
    );
  };
  const getFormatNodesAtStart = (editor) => {
    const parentInlines = getParentInlines(editor);
    return getFormatNodes(editor, parentInlines);
  };
  const deleteLastPosition = (forward, editor, target, parentInlines) => {
    const formatNodes = getFormatNodes(editor, parentInlines);
    if (formatNodes.length === 0) {
      deleteElement$2(editor, forward, target);
    } else {
      const pos = replaceWithCaretFormat(target.dom, formatNodes);
      editor.selection.setRng(pos.toRange());
    }
  };
  const deleteCaret$1 = (editor, forward) => {
    const parentInlines = filter$5(
      getParentInlinesUntilMultichildInline(editor),
      hasOnlyOneChild
    );
    return last$3(parentInlines).bind((target) => {
      const fromPos = CaretPosition.fromRangeStart(editor.selection.getRng());
      if (
        willDeleteLastPositionInElement(forward, fromPos, target.dom) &&
        !isEmptyCaretFormatElement(target)
      ) {
        return Optional.some(() =>
          deleteLastPosition(forward, editor, target, parentInlines)
        );
      } else {
        return Optional.none();
      }
    });
  };
  const isBrInEmptyElement = (editor, elm) => {
    const parentElm = elm.parentElement;
    return isBr$6(elm) && !isNull(parentElm) && editor.dom.isEmpty(parentElm);
  };
  const isEmptyCaret = (elm) =>
    isEmptyCaretFormatElement(SugarElement.fromDom(elm));
  const createCaretFormatAtStart = (editor, formatNodes) => {
    const startElm = editor.selection.getStart();
    const pos =
      isBrInEmptyElement(editor, startElm) || isEmptyCaret(startElm)
        ? replaceWithCaretFormat(startElm, formatNodes)
        : createCaretFormatAtStart$1(editor.selection.getRng(), formatNodes);
    editor.selection.setRng(pos.toRange());
  };
  const updateCaretFormat = (editor, updateFormats) => {
    const missingFormats = difference(
      updateFormats,
      getFormatNodesAtStart(editor)
    );
    if (missingFormats.length > 0) {
      createCaretFormatAtStart(editor, missingFormats);
    }
  };
  const rangeStartsAtTextContainer = (rng) => isText$a(rng.startContainer);
  const rangeStartsAtStartOfTextContainer = (rng) =>
    rng.startOffset === 0 && rangeStartsAtTextContainer(rng);
  const rangeStartParentIsFormatElement = (editor, rng) => {
    const startParent = rng.startContainer.parentElement;
    return (
      !isNull(startParent) &&
      isFormatElement(editor, SugarElement.fromDom(startParent))
    );
  };
  const rangeStartAndEndHaveSameParent = (rng) => {
    const startParent = rng.startContainer.parentNode;
    const endParent = rng.endContainer.parentNode;
    return (
      !isNull(startParent) &&
      !isNull(endParent) &&
      startParent.isEqualNode(endParent)
    );
  };
  const rangeEndsAtEndOfEndContainer = (rng) => {
    const endContainer = rng.endContainer;
    return (
      rng.endOffset ===
      (isText$a(endContainer)
        ? endContainer.length
        : endContainer.childNodes.length)
    );
  };
  const rangeEndsAtEndOfStartContainer = (rng) =>
    rangeStartAndEndHaveSameParent(rng) && rangeEndsAtEndOfEndContainer(rng);
  const rangeEndsAfterEndOfStartContainer = (rng) =>
    !rng.endContainer.isEqualNode(rng.commonAncestorContainer);
  const rangeEndsAtOrAfterEndOfStartContainer = (rng) =>
    rangeEndsAtEndOfStartContainer(rng) ||
    rangeEndsAfterEndOfStartContainer(rng);
  const requiresDeleteRangeOverride = (editor) => {
    const rng = editor.selection.getRng();
    return (
      rangeStartsAtStartOfTextContainer(rng) &&
      rangeStartParentIsFormatElement(editor, rng) &&
      rangeEndsAtOrAfterEndOfStartContainer(rng)
    );
  };
  const deleteRange$1 = (editor) => {
    if (requiresDeleteRangeOverride(editor)) {
      const formatNodes = getFormatNodesAtStart(editor);
      return Optional.some(() => {
        execNativeDeleteCommand(editor);
        updateCaretFormat(editor, formatNodes);
      });
    } else {
      return Optional.none();
    }
  };
  const backspaceDelete$3 = (editor, forward) =>
    editor.selection.isCollapsed()
      ? deleteCaret$1(editor, forward)
      : deleteRange$1(editor);
  const hasAncestorInlineCaret = (elm) =>
    ancestor$1(elm, (node) => isCaretNode(node.dom), isBlock$2);
  const hasAncestorInlineCaretAtStart = (editor) =>
    hasAncestorInlineCaret(SugarElement.fromDom(editor.selection.getStart()));
  const requiresRefreshCaretOverride = (editor) => {
    const rng = editor.selection.getRng();
    return (
      rng.collapsed &&
      (rangeStartsAtTextContainer(rng) ||
        editor.dom.isEmpty(rng.startContainer)) &&
      !hasAncestorInlineCaretAtStart(editor)
    );
  };
  const refreshCaret = (editor) => {
    if (requiresRefreshCaretOverride(editor)) {
      createCaretFormatAtStart(editor, []);
    }
    return true;
  };

  const deleteElement = (editor, forward, element) => {
    if (isNonNullable(element)) {
      return Optional.some(() => {
        editor._selectionOverrides.hideFakeCaret();
        deleteElement$2(editor, forward, SugarElement.fromDom(element));
      });
    } else {
      return Optional.none();
    }
  };
  const deleteCaret = (editor, forward) => {
    const isNearMedia = forward ? isBeforeMedia : isAfterMedia;
    const direction = forward ? HDirection.Forwards : HDirection.Backwards;
    const fromPos = getNormalizedRangeEndPoint(
      direction,
      editor.getBody(),
      editor.selection.getRng()
    );
    if (isNearMedia(fromPos)) {
      return deleteElement(editor, forward, fromPos.getNode(!forward));
    } else {
      return Optional.from(normalizePosition(forward, fromPos))
        .filter(
          (pos) => isNearMedia(pos) && isMoveInsideSameBlock(fromPos, pos)
        )
        .bind((pos) => deleteElement(editor, forward, pos.getNode(!forward)));
    }
  };
  const deleteRange = (editor, forward) => {
    const selectedNode = editor.selection.getNode();
    return isMedia$2(selectedNode)
      ? deleteElement(editor, forward, selectedNode)
      : Optional.none();
  };
  const backspaceDelete$2 = (editor, forward) =>
    editor.selection.isCollapsed()
      ? deleteCaret(editor, forward)
      : deleteRange(editor, forward);

  const isEditable = (target) =>
    closest$4(
      target,
      (elm) =>
        isContentEditableTrue$3(elm.dom) || isContentEditableFalse$b(elm.dom)
    ).exists((elm) => isContentEditableTrue$3(elm.dom));
  const parseIndentValue = (value) =>
    toInt(value !== null && value !== void 0 ? value : "").getOr(0);
  const getIndentStyleName = (useMargin, element) => {
    const indentStyleName =
      useMargin || isTable$1(element) ? "margin" : "padding";
    const suffix = get$7(element, "direction") === "rtl" ? "-right" : "-left";
    return indentStyleName + suffix;
  };
  const indentElement = (dom, command, useMargin, value, unit, element) => {
    const indentStyleName = getIndentStyleName(
      useMargin,
      SugarElement.fromDom(element)
    );
    const parsedValue = parseIndentValue(
      dom.getStyle(element, indentStyleName)
    );
    if (command === "outdent") {
      const styleValue = Math.max(0, parsedValue - value);
      dom.setStyle(
        element,
        indentStyleName,
        styleValue ? styleValue + unit : ""
      );
    } else {
      const styleValue = parsedValue + value + unit;
      dom.setStyle(element, indentStyleName, styleValue);
    }
  };
  const validateBlocks = (editor, blocks) =>
    forall(blocks, (block) => {
      const indentStyleName = getIndentStyleName(
        shouldIndentUseMargin(editor),
        block
      );
      const intentValue = getRaw(block, indentStyleName)
        .map(parseIndentValue)
        .getOr(0);
      const contentEditable = editor.dom.getContentEditable(block.dom);
      return contentEditable !== "false" && intentValue > 0;
    });
  const canOutdent = (editor) => {
    const blocks = getBlocksToIndent(editor);
    return (
      !editor.mode.isReadOnly() &&
      (blocks.length > 1 || validateBlocks(editor, blocks))
    );
  };
  const isListComponent = (el) => isList(el) || isListItem$1(el);
  const parentIsListComponent = (el) => parent(el).exists(isListComponent);
  const getBlocksToIndent = (editor) =>
    filter$5(
      fromDom$1(editor.selection.getSelectedBlocks()),
      (el) =>
        !isListComponent(el) && !parentIsListComponent(el) && isEditable(el)
    );
  const handle = (editor, command) => {
    var _a, _b;
    const { dom } = editor;
    const indentation = getIndentation(editor);
    const indentUnit =
      (_b =
        (_a = /[a-z%]+$/i.exec(indentation)) === null || _a === void 0
          ? void 0
          : _a[0]) !== null && _b !== void 0
        ? _b
        : "px";
    const indentValue = parseIndentValue(indentation);
    const useMargin = shouldIndentUseMargin(editor);
    each$e(getBlocksToIndent(editor), (block) => {
      indentElement(
        dom,
        command,
        useMargin,
        indentValue,
        indentUnit,
        block.dom
      );
    });
  };
  const indent = (editor) => handle(editor, "indent");
  const outdent = (editor) => handle(editor, "outdent");

  const backspaceDelete$1 = (editor) => {
    if (editor.selection.isCollapsed() && canOutdent(editor)) {
      const dom = editor.dom;
      const rng = editor.selection.getRng();
      const pos = CaretPosition.fromRangeStart(rng);
      const block = dom.getParent(rng.startContainer, dom.isBlock);
      if (
        block !== null &&
        isAtStartOfBlock(SugarElement.fromDom(block), pos)
      ) {
        return Optional.some(() => outdent(editor));
      }
    }
    return Optional.none();
  };

  const findAction = (editor, caret, forward) =>
    findMap(
      [
        backspaceDelete$1,
        backspaceDelete$6,
        backspaceDelete$7,
        (editor, forward) => backspaceDelete$4(editor, caret, forward),
        backspaceDelete$9,
        backspaceDelete$a,
        backspaceDelete$5,
        backspaceDelete$2,
        backspaceDelete$8,
        backspaceDelete$3,
      ],
      (item) => item(editor, forward)
    ).filter((_) => editor.selection.isEditable());
  const deleteCommand = (editor, caret) => {
    const result = findAction(editor, caret, false);
    result.fold(() => {
      execNativeDeleteCommand(editor);
      paddEmptyBody(editor);
    }, call);
  };
  const forwardDeleteCommand = (editor, caret) => {
    const result = findAction(editor, caret, true);
    result.fold(() => execNativeForwardDeleteCommand(editor), call);
  };
  const setup$p = (editor, caret) => {
    editor.addCommand("delete", () => {
      deleteCommand(editor, caret);
    });
    editor.addCommand("forwardDelete", () => {
      forwardDeleteCommand(editor, caret);
    });
  };

  const SIGNIFICANT_MOVE = 5;
  const LONGPRESS_DELAY = 400;
  const getTouch = (event) => {
    if (event.touches === undefined || event.touches.length !== 1) {
      return Optional.none();
    }
    return Optional.some(event.touches[0]);
  };
  const isFarEnough = (touch, data) => {
    const distX = Math.abs(touch.clientX - data.x);
    const distY = Math.abs(touch.clientY - data.y);
    return distX > SIGNIFICANT_MOVE || distY > SIGNIFICANT_MOVE;
  };
  const setup$o = (editor) => {
    const startData = value$2();
    const longpressFired = Cell(false);
    const debounceLongpress = last$1((e) => {
      editor.dispatch("longpress", {
        ...e,
        type: "longpress",
      });
      longpressFired.set(true);
    }, LONGPRESS_DELAY);
    editor.on(
      "touchstart",
      (e) => {
        getTouch(e).each((touch) => {
          debounceLongpress.cancel();
          const data = {
            x: touch.clientX,
            y: touch.clientY,
            target: e.target,
          };
          debounceLongpress.throttle(e);
          longpressFired.set(false);
          startData.set(data);
        });
      },
      true
    );
    editor.on(
      "touchmove",
      (e) => {
        debounceLongpress.cancel();
        getTouch(e).each((touch) => {
          startData.on((data) => {
            if (isFarEnough(touch, data)) {
              startData.clear();
              longpressFired.set(false);
              editor.dispatch("longpresscancel");
            }
          });
        });
      },
      true
    );
    editor.on(
      "touchend touchcancel",
      (e) => {
        debounceLongpress.cancel();
        if (e.type === "touchcancel") {
          return;
        }
        startData
          .get()
          .filter((data) => data.target.isEqualNode(e.target))
          .each(() => {
            if (longpressFired.get()) {
              e.preventDefault();
            } else {
              editor.dispatch("tap", {
                ...e,
                type: "tap",
              });
            }
          });
      },
      true
    );
  };

  const isBlockElement = (blockElements, node) =>
    has$2(blockElements, node.nodeName);
  const isValidTarget = (schema, node) => {
    if (isText$a(node)) {
      return true;
    } else if (isElement$6(node)) {
      return (
        !isBlockElement(schema.getBlockElements(), node) &&
        !isBookmarkNode$1(node) &&
        !isTransparentBlock(schema, node)
      );
    } else {
      return false;
    }
  };
  const hasBlockParent = (blockElements, root, node) => {
    return exists(
      parents(SugarElement.fromDom(node), SugarElement.fromDom(root)),
      (elm) => {
        return isBlockElement(blockElements, elm.dom);
      }
    );
  };
  const shouldRemoveTextNode = (blockElements, node) => {
    if (isText$a(node)) {
      if (node.data.length === 0) {
        return true;
      } else if (
        /^\s+$/.test(node.data) &&
        (!node.nextSibling || isBlockElement(blockElements, node.nextSibling))
      ) {
        return true;
      }
    }
    return false;
  };
  const createRootBlock = (editor) =>
    editor.dom.create(
      getForcedRootBlock(editor),
      getForcedRootBlockAttrs(editor)
    );
  const addRootBlocks = (editor) => {
    const dom = editor.dom,
      selection = editor.selection;
    const schema = editor.schema;
    const blockElements = schema.getBlockElements();
    const startNode = selection.getStart();
    const rootNode = editor.getBody();
    let rootBlockNode;
    let tempNode;
    let wrapped = false;
    const forcedRootBlock = getForcedRootBlock(editor);
    if (!startNode || !isElement$6(startNode)) {
      return;
    }
    const rootNodeName = rootNode.nodeName.toLowerCase();
    if (
      !schema.isValidChild(rootNodeName, forcedRootBlock.toLowerCase()) ||
      hasBlockParent(blockElements, rootNode, startNode)
    ) {
      return;
    }
    const rng = selection.getRng();
    const { startContainer, startOffset, endContainer, endOffset } = rng;
    const restoreSelection = hasFocus(editor);
    let node = rootNode.firstChild;
    while (node) {
      if (isElement$6(node)) {
        updateElement(schema, node);
      }
      if (isValidTarget(schema, node)) {
        if (shouldRemoveTextNode(blockElements, node)) {
          tempNode = node;
          node = node.nextSibling;
          dom.remove(tempNode);
          continue;
        }
        if (!rootBlockNode) {
          rootBlockNode = createRootBlock(editor);
          rootNode.insertBefore(rootBlockNode, node);
          wrapped = true;
        }
        tempNode = node;
        node = node.nextSibling;
        rootBlockNode.appendChild(tempNode);
      } else {
        rootBlockNode = null;
        node = node.nextSibling;
      }
    }
    if (wrapped && restoreSelection) {
      rng.setStart(startContainer, startOffset);
      rng.setEnd(endContainer, endOffset);
      selection.setRng(rng);
      editor.nodeChanged();
    }
  };
  const insertEmptyLine = (editor, root, insertBlock) => {
    const block = SugarElement.fromDom(createRootBlock(editor));
    const br = createPaddingBr();
    append$1(block, br);
    insertBlock(root, block);
    const rng = document.createRange();
    rng.setStartBefore(br.dom);
    rng.setEndBefore(br.dom);
    return rng;
  };
  const setup$n = (editor) => {
    editor.on("NodeChange", curry(addRootBlocks, editor));
  };

  const hasClass = (checkClassName) => (node) =>
    (" " + node.attr("class") + " ").indexOf(checkClassName) !== -1;
  const replaceMatchWithSpan = (editor, content, cls) => {
    return function (match) {
      const args = arguments,
        index = args[args.length - 2];
      const prevChar = index > 0 ? content.charAt(index - 1) : "";
      if (prevChar === '"') {
        return match;
      }
      if (prevChar === ">") {
        const findStartTagIndex = content.lastIndexOf("<", index);
        if (findStartTagIndex !== -1) {
          const tagHtml = content.substring(findStartTagIndex, index);
          if (tagHtml.indexOf('contenteditable="false"') !== -1) {
            return match;
          }
        }
      }
      return (
        '<span class="' +
        cls +
        '" data-mce-content="' +
        editor.dom.encode(args[0]) +
        '">' +
        editor.dom.encode(typeof args[1] === "string" ? args[1] : args[0]) +
        "</span>"
      );
    };
  };
  const convertRegExpsToNonEditable = (editor, nonEditableRegExps, e) => {
    let i = nonEditableRegExps.length,
      content = e.content;
    if (e.format === "raw") {
      return;
    }
    while (i--) {
      content = content.replace(
        nonEditableRegExps[i],
        replaceMatchWithSpan(editor, content, getNonEditableClass(editor))
      );
    }
    e.content = content;
  };
  const setup$m = (editor) => {
    const contentEditableAttrName = "contenteditable";
    const editClass = " " + Tools.trim(getEditableClass(editor)) + " ";
    const nonEditClass = " " + Tools.trim(getNonEditableClass(editor)) + " ";
    const hasEditClass = hasClass(editClass);
    const hasNonEditClass = hasClass(nonEditClass);
    const nonEditableRegExps = getNonEditableRegExps(editor);
    if (nonEditableRegExps.length > 0) {
      editor.on("BeforeSetContent", (e) => {
        convertRegExpsToNonEditable(editor, nonEditableRegExps, e);
      });
    }
    editor.parser.addAttributeFilter("class", (nodes) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        if (hasEditClass(node)) {
          node.attr(contentEditableAttrName, "true");
        } else if (hasNonEditClass(node)) {
          node.attr(contentEditableAttrName, "false");
        }
      }
    });
    editor.serializer.addAttributeFilter(contentEditableAttrName, (nodes) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        if (!hasEditClass(node) && !hasNonEditClass(node)) {
          continue;
        }
        if (nonEditableRegExps.length > 0 && node.attr("data-mce-content")) {
          node.name = "#text";
          node.type = 3;
          node.raw = true;
          node.value = node.attr("data-mce-content");
        } else {
          node.attr(contentEditableAttrName, null);
        }
      }
    });
  };

  const findBlockCaretContainer = (editor) =>
    descendant(SugarElement.fromDom(editor.getBody()), "*[data-mce-caret]")
      .map((elm) => elm.dom)
      .getOrNull();
  const showBlockCaretContainer = (editor, blockCaretContainer) => {
    if (blockCaretContainer.hasAttribute("data-mce-caret")) {
      showCaretContainerBlock(blockCaretContainer);
      editor.selection.setRng(editor.selection.getRng());
      editor.selection.scrollIntoView(blockCaretContainer);
    }
  };
  const handleBlockContainer = (editor, e) => {
    const blockCaretContainer = findBlockCaretContainer(editor);
    if (!blockCaretContainer) {
      return;
    }
    if (e.type === "compositionstart") {
      e.preventDefault();
      e.stopPropagation();
      showBlockCaretContainer(editor, blockCaretContainer);
      return;
    }
    if (hasContent(blockCaretContainer)) {
      showBlockCaretContainer(editor, blockCaretContainer);
      editor.undoManager.add();
    }
  };
  const setup$l = (editor) => {
    editor.on("keyup compositionstart", curry(handleBlockContainer, editor));
  };

  const isContentEditableFalse$3 = isContentEditableFalse$b;
  const moveToCeFalseHorizontally = (direction, editor, range) =>
    moveHorizontally(
      editor,
      direction,
      range,
      isBeforeContentEditableFalse,
      isAfterContentEditableFalse,
      isContentEditableFalse$3
    );
  const moveToCeFalseVertically = (direction, editor, range) => {
    const isBefore = (caretPosition) =>
      isBeforeContentEditableFalse(caretPosition) ||
      isBeforeTable(caretPosition);
    const isAfter = (caretPosition) =>
      isAfterContentEditableFalse(caretPosition) || isAfterTable(caretPosition);
    return moveVertically(
      editor,
      direction,
      range,
      isBefore,
      isAfter,
      isContentEditableFalse$3
    );
  };
  const createTextBlock = (editor) => {
    const textBlock = editor.dom.create(getForcedRootBlock(editor));
    textBlock.innerHTML = '<br data-mce-bogus="1">';
    return textBlock;
  };
  const exitPreBlock = (editor, direction, range) => {
    const caretWalker = CaretWalker(editor.getBody());
    const getVisualCaretPosition$1 = curry(
      getVisualCaretPosition,
      direction === 1 ? caretWalker.next : caretWalker.prev
    );
    if (range.collapsed) {
      const pre = editor.dom.getParent(range.startContainer, "PRE");
      if (!pre) {
        return;
      }
      const caretPos = getVisualCaretPosition$1(
        CaretPosition.fromRangeStart(range)
      );
      if (!caretPos) {
        const newBlock = SugarElement.fromDom(createTextBlock(editor));
        if (direction === 1) {
          after$4(SugarElement.fromDom(pre), newBlock);
        } else {
          before$3(SugarElement.fromDom(pre), newBlock);
        }
        editor.selection.select(newBlock.dom, true);
        editor.selection.collapse();
      }
    }
  };
  const getHorizontalRange = (editor, forward) => {
    const direction = forward ? HDirection.Forwards : HDirection.Backwards;
    const range = editor.selection.getRng();
    return moveToCeFalseHorizontally(direction, editor, range).orThunk(() => {
      exitPreBlock(editor, direction, range);
      return Optional.none();
    });
  };
  const getVerticalRange = (editor, down) => {
    const direction = down ? 1 : -1;
    const range = editor.selection.getRng();
    return moveToCeFalseVertically(direction, editor, range).orThunk(() => {
      exitPreBlock(editor, direction, range);
      return Optional.none();
    });
  };
  const flipDirection = (selection, forward) => {
    const elm = forward ? selection.getEnd(true) : selection.getStart(true);
    return isRtl(elm) ? !forward : forward;
  };
  const moveH$2 = (editor, forward) =>
    getHorizontalRange(editor, flipDirection(editor.selection, forward)).exists(
      (newRange) => {
        moveToRange(editor, newRange);
        return true;
      }
    );
  const moveV$4 = (editor, down) =>
    getVerticalRange(editor, down).exists((newRange) => {
      moveToRange(editor, newRange);
      return true;
    });
  const moveToLineEndPoint$1 = (editor, forward) => {
    const isCefPosition = forward
      ? isAfterContentEditableFalse
      : isBeforeContentEditableFalse;
    return moveToLineEndPoint$3(editor, forward, isCefPosition);
  };
  const selectToEndPoint = (editor, forward) =>
    getEdgeCefPosition(editor, !forward)
      .map((pos) => {
        const rng = pos.toRange();
        const curRng = editor.selection.getRng();
        if (forward) {
          rng.setStart(curRng.startContainer, curRng.startOffset);
        } else {
          rng.setEnd(curRng.endContainer, curRng.endOffset);
        }
        return rng;
      })
      .exists((rng) => {
        moveToRange(editor, rng);
        return true;
      });

  const isTarget = (node) => contains$2(["figcaption"], name(node));
  const getClosestTargetBlock = (pos, root) => {
    const isRoot = curry(eq, root);
    return closest$4(
      SugarElement.fromDom(pos.container()),
      isBlock$2,
      isRoot
    ).filter(isTarget);
  };
  const isAtFirstOrLastLine = (root, forward, pos) =>
    forward ? isAtLastLine(root.dom, pos) : isAtFirstLine(root.dom, pos);
  const moveCaretToNewEmptyLine = (editor, forward) => {
    const root = SugarElement.fromDom(editor.getBody());
    const pos = CaretPosition.fromRangeStart(editor.selection.getRng());
    return getClosestTargetBlock(pos, root).exists(() => {
      if (isAtFirstOrLastLine(root, forward, pos)) {
        const insertFn = forward ? append$1 : prepend;
        const rng = insertEmptyLine(editor, root, insertFn);
        editor.selection.setRng(rng);
        return true;
      } else {
        return false;
      }
    });
  };
  const moveV$3 = (editor, forward) => {
    if (editor.selection.isCollapsed()) {
      return moveCaretToNewEmptyLine(editor, forward);
    } else {
      return false;
    }
  };

  const moveUp = (editor, details, summary) => {
    const rng = editor.selection.getRng();
    const pos = CaretPosition.fromRangeStart(rng);
    const root = editor.getBody();
    if (root.firstChild === details && isAtFirstLine(summary, pos)) {
      editor.execCommand("InsertNewBlockBefore");
      return true;
    } else {
      return false;
    }
  };
  const moveDown = (editor, details) => {
    const rng = editor.selection.getRng();
    const pos = CaretPosition.fromRangeStart(rng);
    const root = editor.getBody();
    if (root.lastChild === details && isAtLastLine(details, pos)) {
      editor.execCommand("InsertNewBlockAfter");
      return true;
    } else {
      return false;
    }
  };
  const move$2 = (editor, forward) => {
    if (forward) {
      return Optional.from(
        editor.dom.getParent(editor.selection.getNode(), "details")
      )
        .map((details) => moveDown(editor, details))
        .getOr(false);
    } else {
      return Optional.from(
        editor.dom.getParent(editor.selection.getNode(), "summary")
      )
        .bind((summary) =>
          Optional.from(editor.dom.getParent(summary, "details")).map(
            (details) => moveUp(editor, details, summary)
          )
        )
        .getOr(false);
    }
  };
  const moveV$2 = (editor, forward) => move$2(editor, forward);

  const baseKeyPattern = {
    shiftKey: false,
    altKey: false,
    ctrlKey: false,
    metaKey: false,
    keyCode: 0,
  };
  const defaultPatterns = (patterns) =>
    map$3(patterns, (pattern) => ({
      ...baseKeyPattern,
      ...pattern,
    }));
  const defaultDelayedPatterns = (patterns) =>
    map$3(patterns, (pattern) => ({
      ...baseKeyPattern,
      ...pattern,
    }));
  const matchesEvent = (pattern, evt) =>
    evt.keyCode === pattern.keyCode &&
    evt.shiftKey === pattern.shiftKey &&
    evt.altKey === pattern.altKey &&
    evt.ctrlKey === pattern.ctrlKey &&
    evt.metaKey === pattern.metaKey;
  const match$1 = (patterns, evt) =>
    bind$3(defaultPatterns(patterns), (pattern) =>
      matchesEvent(pattern, evt) ? [pattern] : []
    );
  const matchDelayed = (patterns, evt) =>
    bind$3(defaultDelayedPatterns(patterns), (pattern) =>
      matchesEvent(pattern, evt) ? [pattern] : []
    );
  const action =
    (f, ...x) =>
    () =>
      f.apply(null, x);
  const execute = (patterns, evt) =>
    find$2(match$1(patterns, evt), (pattern) => pattern.action());
  const executeWithDelayedAction = (patterns, evt) =>
    findMap(matchDelayed(patterns, evt), (pattern) => pattern.action());

  const moveH$1 = (editor, forward) => {
    const direction = forward ? HDirection.Forwards : HDirection.Backwards;
    const range = editor.selection.getRng();
    return moveHorizontally(
      editor,
      direction,
      range,
      isBeforeMedia,
      isAfterMedia,
      isMedia$2
    ).exists((newRange) => {
      moveToRange(editor, newRange);
      return true;
    });
  };
  const moveV$1 = (editor, down) => {
    const direction = down ? 1 : -1;
    const range = editor.selection.getRng();
    return moveVertically(
      editor,
      direction,
      range,
      isBeforeMedia,
      isAfterMedia,
      isMedia$2
    ).exists((newRange) => {
      moveToRange(editor, newRange);
      return true;
    });
  };
  const moveToLineEndPoint = (editor, forward) => {
    const isNearMedia = forward ? isAfterMedia : isBeforeMedia;
    return moveToLineEndPoint$3(editor, forward, isNearMedia);
  };

  const adt = Adt.generate([
    { none: ["current"] },
    { first: ["current"] },
    {
      middle: ["current", "target"],
    },
    { last: ["current"] },
  ]);
  const none = (current) => adt.none(current);
  const CellLocation = {
    ...adt,
    none,
  };

  const firstLayer = (scope, selector) => {
    return filterFirstLayer(scope, selector, always);
  };
  const filterFirstLayer = (scope, selector, predicate) => {
    return bind$3(children$1(scope), (x) => {
      if (is$1(x, selector)) {
        return predicate(x) ? [x] : [];
      } else {
        return filterFirstLayer(x, selector, predicate);
      }
    });
  };

  const lookup$1 = (tags, element, isRoot = never) => {
    if (isRoot(element)) {
      return Optional.none();
    }
    if (contains$2(tags, name(element))) {
      return Optional.some(element);
    }
    const isRootOrUpperTable = (elm) => is$1(elm, "table") || isRoot(elm);
    return ancestor$3(element, tags.join(","), isRootOrUpperTable);
  };
  const cell = (element, isRoot) => lookup$1(["td", "th"], element, isRoot);
  const cells = (ancestor) => firstLayer(ancestor, "th,td");
  const table = (element, isRoot) => closest$3(element, "table", isRoot);

  const walk = (all, current, index, direction, isEligible = always) => {
    const forwards = direction === 1;
    if (!forwards && index <= 0) {
      return CellLocation.first(all[0]);
    } else if (forwards && index >= all.length - 1) {
      return CellLocation.last(all[all.length - 1]);
    } else {
      const newIndex = index + direction;
      const elem = all[newIndex];
      return isEligible(elem)
        ? CellLocation.middle(current, elem)
        : walk(all, current, newIndex, direction, isEligible);
    }
  };
  const detect = (current, isRoot) => {
    return table(current, isRoot).bind((table) => {
      const all = cells(table);
      const index = findIndex$2(all, (x) => eq(current, x));
      return index.map((index) => ({
        index,
        all,
      }));
    });
  };
  const next = (current, isEligible, isRoot) => {
    const detection = detect(current, isRoot);
    return detection.fold(
      () => {
        return CellLocation.none(current);
      },
      (info) => {
        return walk(info.all, current, info.index, 1, isEligible);
      }
    );
  };
  const prev = (current, isEligible, isRoot) => {
    const detection = detect(current, isRoot);
    return detection.fold(
      () => {
        return CellLocation.none();
      },
      (info) => {
        return walk(info.all, current, info.index, -1, isEligible);
      }
    );
  };

  const deflate = (rect, delta) => ({
    left: rect.left - delta,
    top: rect.top - delta,
    right: rect.right + delta * 2,
    bottom: rect.bottom + delta * 2,
    width: rect.width + delta,
    height: rect.height + delta,
  });
  const getCorners = (getYAxisValue, tds) =>
    bind$3(tds, (td) => {
      const rect = deflate(clone$1(td.getBoundingClientRect()), -1);
      return [
        {
          x: rect.left,
          y: getYAxisValue(rect),
          cell: td,
        },
        {
          x: rect.right,
          y: getYAxisValue(rect),
          cell: td,
        },
      ];
    });
  const findClosestCorner = (corners, x, y) =>
    foldl(
      corners,
      (acc, newCorner) =>
        acc.fold(
          () => Optional.some(newCorner),
          (oldCorner) => {
            const oldDist = Math.sqrt(
              Math.abs(oldCorner.x - x) + Math.abs(oldCorner.y - y)
            );
            const newDist = Math.sqrt(
              Math.abs(newCorner.x - x) + Math.abs(newCorner.y - y)
            );
            return Optional.some(newDist < oldDist ? newCorner : oldCorner);
          }
        ),
      Optional.none()
    );
  const getClosestCell = (getYAxisValue, isTargetCorner, table, x, y) => {
    const cells = descendants(SugarElement.fromDom(table), "td,th,caption").map(
      (e) => e.dom
    );
    const corners = filter$5(getCorners(getYAxisValue, cells), (corner) =>
      isTargetCorner(corner, y)
    );
    return findClosestCorner(corners, x, y).map((corner) => corner.cell);
  };
  const getBottomValue = (rect) => rect.bottom;
  const getTopValue = (rect) => rect.top;
  const isAbove = (corner, y) => corner.y < y;
  const isBelow = (corner, y) => corner.y > y;
  const getClosestCellAbove = curry(getClosestCell, getBottomValue, isAbove);
  const getClosestCellBelow = curry(getClosestCell, getTopValue, isBelow);
  const findClosestPositionInAboveCell = (table, pos) =>
    head(pos.getClientRects())
      .bind((rect) => getClosestCellAbove(table, rect.left, rect.top))
      .bind((cell) =>
        findClosestHorizontalPosition(getLastLinePositions(cell), pos)
      );
  const findClosestPositionInBelowCell = (table, pos) =>
    last$3(pos.getClientRects())
      .bind((rect) => getClosestCellBelow(table, rect.left, rect.top))
      .bind((cell) =>
        findClosestHorizontalPosition(getFirstLinePositions(cell), pos)
      );

  const hasNextBreak = (getPositionsUntil, scope, lineInfo) =>
    lineInfo.breakAt.exists((breakPos) =>
      getPositionsUntil(scope, breakPos).breakAt.isSome()
    );
  const startsWithWrapBreak = (lineInfo) =>
    lineInfo.breakType === BreakType.Wrap && lineInfo.positions.length === 0;
  const startsWithBrBreak = (lineInfo) =>
    lineInfo.breakType === BreakType.Br && lineInfo.positions.length === 1;
  const isAtTableCellLine = (getPositionsUntil, scope, pos) => {
    const lineInfo = getPositionsUntil(scope, pos);
    if (
      startsWithWrapBreak(lineInfo) ||
      (!isBr$6(pos.getNode()) && startsWithBrBreak(lineInfo))
    ) {
      return !hasNextBreak(getPositionsUntil, scope, lineInfo);
    } else {
      return lineInfo.breakAt.isNone();
    }
  };
  const isAtFirstTableCellLine = curry(
    isAtTableCellLine,
    getPositionsUntilPreviousLine
  );
  const isAtLastTableCellLine = curry(
    isAtTableCellLine,
    getPositionsUntilNextLine
  );
  const isCaretAtStartOrEndOfTable = (forward, rng, table) => {
    const caretPos = CaretPosition.fromRangeStart(rng);
    return positionIn(!forward, table).exists((pos) => pos.isEqual(caretPos));
  };
  const navigateHorizontally = (editor, forward, table, _td) => {
    const rng = editor.selection.getRng();
    const direction = forward ? 1 : -1;
    if (
      isFakeCaretTableBrowser() &&
      isCaretAtStartOrEndOfTable(forward, rng, table)
    ) {
      showCaret(direction, editor, table, !forward, false).each((newRng) => {
        moveToRange(editor, newRng);
      });
      return true;
    }
    return false;
  };
  const getClosestAbovePosition = (root, table, start) =>
    findClosestPositionInAboveCell(table, start)
      .orThunk(() =>
        head(start.getClientRects()).bind((rect) =>
          findClosestHorizontalPositionFromPoint(
            getPositionsAbove(root, CaretPosition.before(table)),
            rect.left
          )
        )
      )
      .getOr(CaretPosition.before(table));
  const getClosestBelowPosition = (root, table, start) =>
    findClosestPositionInBelowCell(table, start)
      .orThunk(() =>
        head(start.getClientRects()).bind((rect) =>
          findClosestHorizontalPositionFromPoint(
            getPositionsBelow(root, CaretPosition.after(table)),
            rect.left
          )
        )
      )
      .getOr(CaretPosition.after(table));
  const getTable = (previous, pos) => {
    const node = pos.getNode(previous);
    return isTable$2(node) ? Optional.some(node) : Optional.none();
  };
  const renderBlock = (down, editor, table) => {
    editor.undoManager.transact(() => {
      const insertFn = down ? after$4 : before$3;
      const rng = insertEmptyLine(
        editor,
        SugarElement.fromDom(table),
        insertFn
      );
      moveToRange(editor, rng);
    });
  };
  const moveCaret = (editor, down, pos) => {
    const table = down ? getTable(true, pos) : getTable(false, pos);
    const last = down === false;
    table.fold(
      () => moveToRange(editor, pos.toRange()),
      (table) =>
        positionIn(last, editor.getBody())
          .filter((lastPos) => lastPos.isEqual(pos))
          .fold(
            () => moveToRange(editor, pos.toRange()),
            (_) => renderBlock(down, editor, table)
          )
    );
  };
  const navigateVertically = (editor, down, table, td) => {
    const rng = editor.selection.getRng();
    const pos = CaretPosition.fromRangeStart(rng);
    const root = editor.getBody();
    if (!down && isAtFirstTableCellLine(td, pos)) {
      const newPos = getClosestAbovePosition(root, table, pos);
      moveCaret(editor, down, newPos);
      return true;
    } else if (down && isAtLastTableCellLine(td, pos)) {
      const newPos = getClosestBelowPosition(root, table, pos);
      moveCaret(editor, down, newPos);
      return true;
    } else {
      return false;
    }
  };
  const move$1 = (editor, forward, mover) =>
    Optional.from(editor.dom.getParent(editor.selection.getNode(), "td,th"))
      .bind((td) =>
        Optional.from(editor.dom.getParent(td, "table")).map((table) =>
          mover(editor, forward, table, td)
        )
      )
      .getOr(false);
  const moveH = (editor, forward) =>
    move$1(editor, forward, navigateHorizontally);
  const moveV = (editor, forward) =>
    move$1(editor, forward, navigateVertically);
  const getCellFirstCursorPosition = (cell) => {
    const selection = SimSelection.exact(cell, 0, cell, 0);
    return toNative(selection);
  };
  const tabGo = (editor, isRoot, cell) => {
    return cell.fold(
      Optional.none,
      Optional.none,
      (_current, next) => {
        return first(next).map((cell) => {
          return getCellFirstCursorPosition(cell);
        });
      },
      (current) => {
        editor.execCommand("mceTableInsertRowAfter");
        return tabForward(editor, isRoot, current);
      }
    );
  };
  const tabForward = (editor, isRoot, cell) =>
    tabGo(editor, isRoot, next(cell, isEditable$3));
  const tabBackward = (editor, isRoot, cell) =>
    tabGo(editor, isRoot, prev(cell, isEditable$3));
  const handleTab = (editor, forward) => {
    const rootElements = ["table", "li", "dl"];
    const body = SugarElement.fromDom(editor.getBody());
    const isRoot = (element) => {
      const name$1 = name(element);
      return eq(element, body) || contains$2(rootElements, name$1);
    };
    const rng = editor.selection.getRng();
    const container = SugarElement.fromDom(
      !forward ? rng.startContainer : rng.endContainer
    );
    return cell(container, isRoot)
      .map((cell) => {
        table(cell, isRoot).each((table) => {
          editor.model.table.clearSelectedCells(table.dom);
        });
        editor.selection.collapse(!forward);
        const navigation = !forward ? tabBackward : tabForward;
        const rng = navigation(editor, isRoot, cell);
        rng.each((range) => {
          editor.selection.setRng(range);
        });
        return true;
      })
      .getOr(false);
  };

  const executeKeydownOverride$4 = (editor, caret, evt) => {
    const isMac = Env.os.isMacOS() || Env.os.isiOS();
    execute(
      [
        {
          keyCode: VK.RIGHT,
          action: action(moveH$2, editor, true),
        },
        {
          keyCode: VK.LEFT,
          action: action(moveH$2, editor, false),
        },
        {
          keyCode: VK.UP,
          action: action(moveV$4, editor, false),
        },
        {
          keyCode: VK.DOWN,
          action: action(moveV$4, editor, true),
        },
        ...(isMac
          ? [
              {
                keyCode: VK.UP,
                action: action(selectToEndPoint, editor, false),
                metaKey: true,
                shiftKey: true,
              },
              {
                keyCode: VK.DOWN,
                action: action(selectToEndPoint, editor, true),
                metaKey: true,
                shiftKey: true,
              },
            ]
          : []),
        {
          keyCode: VK.RIGHT,
          action: action(moveH, editor, true),
        },
        {
          keyCode: VK.LEFT,
          action: action(moveH, editor, false),
        },
        {
          keyCode: VK.UP,
          action: action(moveV, editor, false),
        },
        {
          keyCode: VK.DOWN,
          action: action(moveV, editor, true),
        },
        {
          keyCode: VK.UP,
          action: action(moveV, editor, false),
        },
        {
          keyCode: VK.UP,
          action: action(moveV$2, editor, false),
        },
        {
          keyCode: VK.DOWN,
          action: action(moveV$2, editor, true),
        },
        {
          keyCode: VK.RIGHT,
          action: action(moveH$1, editor, true),
        },
        {
          keyCode: VK.LEFT,
          action: action(moveH$1, editor, false),
        },
        {
          keyCode: VK.UP,
          action: action(moveV$1, editor, false),
        },
        {
          keyCode: VK.DOWN,
          action: action(moveV$1, editor, true),
        },
        {
          keyCode: VK.RIGHT,
          action: action(move$3, editor, caret, true),
        },
        {
          keyCode: VK.LEFT,
          action: action(move$3, editor, caret, false),
        },
        {
          keyCode: VK.RIGHT,
          ctrlKey: !isMac,
          altKey: isMac,
          action: action(moveNextWord, editor, caret),
        },
        {
          keyCode: VK.LEFT,
          ctrlKey: !isMac,
          altKey: isMac,
          action: action(movePrevWord, editor, caret),
        },
        {
          keyCode: VK.UP,
          action: action(moveV$3, editor, false),
        },
        {
          keyCode: VK.DOWN,
          action: action(moveV$3, editor, true),
        },
      ],
      evt
    ).each((_) => {
      evt.preventDefault();
    });
  };
  const setup$k = (editor, caret) => {
    editor.on("keydown", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeydownOverride$4(editor, caret, evt);
      }
    });
  };

  const point = (container, offset) => ({
    container,
    offset,
  });

  const DOM$7 = DOMUtils.DOM;
  const alwaysNext = (startNode) => (node) => startNode === node ? -1 : 0;
  const isBoundary = (dom) => (node) =>
    dom.isBlock(node) ||
    contains$2(["BR", "IMG", "HR", "INPUT"], node.nodeName) ||
    dom.getContentEditable(node) === "false";
  const textBefore = (node, offset, rootNode) => {
    if (isText$a(node) && offset >= 0) {
      return Optional.some(point(node, offset));
    } else {
      const textSeeker = TextSeeker(DOM$7);
      return Optional.from(
        textSeeker.backwards(node, offset, alwaysNext(node), rootNode)
      ).map((prev) => point(prev.container, prev.container.data.length));
    }
  };
  const textAfter = (node, offset, rootNode) => {
    if (isText$a(node) && offset >= node.length) {
      return Optional.some(point(node, offset));
    } else {
      const textSeeker = TextSeeker(DOM$7);
      return Optional.from(
        textSeeker.forwards(node, offset, alwaysNext(node), rootNode)
      ).map((prev) => point(prev.container, 0));
    }
  };
  const scanLeft = (node, offset, rootNode) => {
    if (!isText$a(node)) {
      return Optional.none();
    }
    const text = node.data;
    if (offset >= 0 && offset <= text.length) {
      return Optional.some(point(node, offset));
    } else {
      const textSeeker = TextSeeker(DOM$7);
      return Optional.from(
        textSeeker.backwards(node, offset, alwaysNext(node), rootNode)
      ).bind((prev) => {
        const prevText = prev.container.data;
        return scanLeft(prev.container, offset + prevText.length, rootNode);
      });
    }
  };
  const scanRight = (node, offset, rootNode) => {
    if (!isText$a(node)) {
      return Optional.none();
    }
    const text = node.data;
    if (offset <= text.length) {
      return Optional.some(point(node, offset));
    } else {
      const textSeeker = TextSeeker(DOM$7);
      return Optional.from(
        textSeeker.forwards(node, offset, alwaysNext(node), rootNode)
      ).bind((next) =>
        scanRight(next.container, offset - text.length, rootNode)
      );
    }
  };
  const repeatLeft = (dom, node, offset, process, rootNode) => {
    const search = TextSeeker(dom, isBoundary(dom));
    return Optional.from(search.backwards(node, offset, process, rootNode));
  };

  const isValidTextRange = (rng) =>
    rng.collapsed && isText$a(rng.startContainer);
  const getText = (rng) => trim$1(rng.toString().replace(/\u00A0/g, " "));
  const isWhitespace = (chr) =>
    chr !== "" && " \xA0\f\n\r\t\x0B".indexOf(chr) !== -1;

  const stripTrigger = (text, trigger) => text.substring(trigger.length);
  const findTrigger = (text, index, trigger) => {
    let i;
    const firstChar = trigger.charAt(0);
    for (i = index - 1; i >= 0; i--) {
      const char = text.charAt(i);
      if (isWhitespace(char)) {
        return Optional.none();
      }
      if (firstChar === char && contains$1(text, trigger, i, index)) {
        break;
      }
    }
    return Optional.some(i);
  };
  const findStart = (dom, initRange, trigger, minChars = 0) => {
    if (!isValidTextRange(initRange)) {
      return Optional.none();
    }
    const buffer = {
      text: "",
      offset: 0,
    };
    const findTriggerIndex = (element, offset, text) => {
      buffer.text = text + buffer.text;
      buffer.offset += offset;
      return findTrigger(buffer.text, buffer.offset, trigger).getOr(offset);
    };
    const root =
      dom.getParent(initRange.startContainer, dom.isBlock) || dom.getRoot();
    return repeatLeft(
      dom,
      initRange.startContainer,
      initRange.startOffset,
      findTriggerIndex,
      root
    ).bind((spot) => {
      const range = initRange.cloneRange();
      range.setStart(spot.container, spot.offset);
      range.setEnd(initRange.endContainer, initRange.endOffset);
      if (range.collapsed) {
        return Optional.none();
      }
      const text = getText(range);
      const triggerIndex = text.lastIndexOf(trigger);
      if (triggerIndex !== 0 || stripTrigger(text, trigger).length < minChars) {
        return Optional.none();
      } else {
        return Optional.some({
          text: stripTrigger(text, trigger),
          range,
          trigger,
        });
      }
    });
  };
  const getContext = (dom, initRange, trigger, minChars = 0) =>
    detect$1(SugarElement.fromDom(initRange.startContainer)).fold(
      () => findStart(dom, initRange, trigger, minChars),
      (elm) => {
        const range = dom.createRng();
        range.selectNode(elm.dom);
        const text = getText(range);
        return Optional.some({
          range,
          text: stripTrigger(text, trigger),
          trigger,
        });
      }
    );

  const isText$1 = (node) => node.nodeType === TEXT;
  const isElement = (node) => node.nodeType === ELEMENT;
  const toLast = (node) => {
    if (isText$1(node)) {
      return point(node, node.data.length);
    } else {
      const children = node.childNodes;
      return children.length > 0
        ? toLast(children[children.length - 1])
        : point(node, children.length);
    }
  };
  const toLeaf = (node, offset) => {
    const children = node.childNodes;
    if (children.length > 0 && offset < children.length) {
      return toLeaf(children[offset], 0);
    } else if (
      children.length > 0 &&
      isElement(node) &&
      children.length === offset
    ) {
      return toLast(children[children.length - 1]);
    } else {
      return point(node, offset);
    }
  };

  const isPreviousCharContent = (dom, leaf) => {
    var _a;
    const root =
      (_a = dom.getParent(leaf.container, dom.isBlock)) !== null &&
      _a !== void 0
        ? _a
        : dom.getRoot();
    return repeatLeft(
      dom,
      leaf.container,
      leaf.offset,
      (_element, offset) => (offset === 0 ? -1 : offset),
      root
    )
      .filter((spot) => {
        const char = spot.container.data.charAt(spot.offset - 1);
        return !isWhitespace(char);
      })
      .isSome();
  };
  const isStartOfWord = (dom) => (rng) => {
    const leaf = toLeaf(rng.startContainer, rng.startOffset);
    return !isPreviousCharContent(dom, leaf);
  };
  const getTriggerContext = (dom, initRange, database) =>
    findMap(database.triggers, (trigger) =>
      getContext(dom, initRange, trigger)
    );
  const lookup = (editor, getDatabase) => {
    const database = getDatabase();
    const rng = editor.selection.getRng();
    return getTriggerContext(editor.dom, rng, database).bind((context) =>
      lookupWithContext(editor, getDatabase, context)
    );
  };
  const lookupWithContext = (
    editor,
    getDatabase,
    context,
    fetchOptions = {}
  ) => {
    var _a;
    const database = getDatabase();
    const rng = editor.selection.getRng();
    const startText =
      (_a = rng.startContainer.nodeValue) !== null && _a !== void 0 ? _a : "";
    const autocompleters = filter$5(
      database.lookupByTrigger(context.trigger),
      (autocompleter) =>
        context.text.length >= autocompleter.minChars &&
        autocompleter.matches.getOrThunk(() => isStartOfWord(editor.dom))(
          context.range,
          startText,
          context.text
        )
    );
    if (autocompleters.length === 0) {
      return Optional.none();
    }
    const lookupData = Promise.all(
      map$3(autocompleters, (ac) => {
        const fetchResult = ac.fetch(context.text, ac.maxResults, fetchOptions);
        return fetchResult.then((results) => ({
          matchText: context.text,
          items: results,
          columns: ac.columns,
          onAction: ac.onAction,
          highlightOn: ac.highlightOn,
        }));
      })
    );
    return Optional.some({
      lookupData,
      context,
    });
  };

  var SimpleResultType;
  (function (SimpleResultType) {
    SimpleResultType[(SimpleResultType["Error"] = 0)] = "Error";
    SimpleResultType[(SimpleResultType["Value"] = 1)] = "Value";
  })(SimpleResultType || (SimpleResultType = {}));
  const fold$1 = (res, onError, onValue) =>
    res.stype === SimpleResultType.Error
      ? onError(res.serror)
      : onValue(res.svalue);
  const partition = (results) => {
    const values = [];
    const errors = [];
    each$e(results, (obj) => {
      fold$1(
        obj,
        (err) => errors.push(err),
        (val) => values.push(val)
      );
    });
    return {
      values,
      errors,
    };
  };
  const mapError = (res, f) => {
    if (res.stype === SimpleResultType.Error) {
      return {
        stype: SimpleResultType.Error,
        serror: f(res.serror),
      };
    } else {
      return res;
    }
  };
  const map = (res, f) => {
    if (res.stype === SimpleResultType.Value) {
      return {
        stype: SimpleResultType.Value,
        svalue: f(res.svalue),
      };
    } else {
      return res;
    }
  };
  const bind$1 = (res, f) => {
    if (res.stype === SimpleResultType.Value) {
      return f(res.svalue);
    } else {
      return res;
    }
  };
  const bindError = (res, f) => {
    if (res.stype === SimpleResultType.Error) {
      return f(res.serror);
    } else {
      return res;
    }
  };
  const svalue = (v) => ({
    stype: SimpleResultType.Value,
    svalue: v,
  });
  const serror = (e) => ({
    stype: SimpleResultType.Error,
    serror: e,
  });
  const toResult = (res) => fold$1(res, Result.error, Result.value);
  const fromResult = (res) => res.fold(serror, svalue);
  const SimpleResult = {
    fromResult,
    toResult,
    svalue,
    partition,
    serror,
    bind: bind$1,
    bindError,
    map,
    mapError,
    fold: fold$1,
  };

  const formatObj = (input) => {
    return isObject(input) && keys(input).length > 100
      ? " removed due to size"
      : JSON.stringify(input, null, 2);
  };
  const formatErrors = (errors) => {
    const es =
      errors.length > 10
        ? errors.slice(0, 10).concat([
            {
              path: [],
              getErrorInfo: constant("... (only showing first ten failures)"),
            },
          ])
        : errors;
    return map$3(es, (e) => {
      return "Failed path: (" + e.path.join(" > ") + ")\n" + e.getErrorInfo();
    });
  };

  const nu = (path, getErrorInfo) => {
    return SimpleResult.serror([
      {
        path,
        getErrorInfo,
      },
    ]);
  };
  const missingRequired = (path, key, obj) =>
    nu(
      path,
      () =>
        'Could not find valid *required* value for "' +
        key +
        '" in ' +
        formatObj(obj)
    );
  const missingKey = (path, key) =>
    nu(path, () => 'Choice schema did not contain choice key: "' + key + '"');
  const missingBranch = (path, branches, branch) =>
    nu(
      path,
      () =>
        'The chosen schema: "' +
        branch +
        '" did not exist in branches: ' +
        formatObj(branches)
    );
  const custom = (path, err) => nu(path, constant(err));

  const chooseFrom = (path, input, branches, ch) => {
    const fields = get$a(branches, ch);
    return fields.fold(
      () => missingBranch(path, branches, ch),
      (vp) => vp.extract(path.concat(["branch: " + ch]), input)
    );
  };
  const choose$1 = (key, branches) => {
    const extract = (path, input) => {
      const choice = get$a(input, key);
      return choice.fold(
        () => missingKey(path, key),
        (chosen) => chooseFrom(path, input, branches, chosen)
      );
    };
    const toString = () =>
      "chooseOn(" + key + "). Possible values: " + keys(branches);
    return {
      extract,
      toString,
    };
  };

  const shallow = (old, nu) => {
    return nu;
  };
  const deep = (old, nu) => {
    const bothObjects = isPlainObject(old) && isPlainObject(nu);
    return bothObjects ? deepMerge(old, nu) : nu;
  };
  const baseMerge = (merger) => {
    return (...objects) => {
      if (objects.length === 0) {
        throw new Error(`Can't merge zero objects`);
      }
      const ret = {};
      for (let j = 0; j < objects.length; j++) {
        const curObject = objects[j];
        for (const key in curObject) {
          if (has$2(curObject, key)) {
            ret[key] = merger(ret[key], curObject[key]);
          }
        }
      }
      return ret;
    };
  };
  const deepMerge = baseMerge(deep);
  const merge = baseMerge(shallow);

  const required = () => ({
    tag: "required",
    process: {},
  });
  const defaultedThunk = (fallbackThunk) => ({
    tag: "defaultedThunk",
    process: fallbackThunk,
  });
  const defaulted$1 = (fallback) => defaultedThunk(constant(fallback));
  const asOption = () => ({
    tag: "option",
    process: {},
  });

  const mergeValues = (values, base) =>
    values.length > 0
      ? SimpleResult.svalue(deepMerge(base, merge.apply(undefined, values)))
      : SimpleResult.svalue(base);
  const mergeErrors = (errors) => compose(SimpleResult.serror, flatten)(errors);
  const consolidateObj = (objects, base) => {
    const partition = SimpleResult.partition(objects);
    return partition.errors.length > 0
      ? mergeErrors(partition.errors)
      : mergeValues(partition.values, base);
  };
  const consolidateArr = (objects) => {
    const partitions = SimpleResult.partition(objects);
    return partitions.errors.length > 0
      ? mergeErrors(partitions.errors)
      : SimpleResult.svalue(partitions.values);
  };
  const ResultCombine = {
    consolidateObj,
    consolidateArr,
  };

  const field$1 = (key, newKey, presence, prop) => ({
    tag: "field",
    key,
    newKey,
    presence,
    prop,
  });
  const customField$1 = (newKey, instantiator) => ({
    tag: "custom",
    newKey,
    instantiator,
  });
  const fold = (value, ifField, ifCustom) => {
    switch (value.tag) {
      case "field":
        return ifField(value.key, value.newKey, value.presence, value.prop);
      case "custom":
        return ifCustom(value.newKey, value.instantiator);
    }
  };

  const value = (validator) => {
    const extract = (path, val) => {
      return SimpleResult.bindError(validator(val), (err) => custom(path, err));
    };
    const toString = constant("val");
    return {
      extract,
      toString,
    };
  };
  const anyValue$1 = value(SimpleResult.svalue);

  const requiredAccess = (path, obj, key, bundle) =>
    get$a(obj, key).fold(() => missingRequired(path, key, obj), bundle);
  const fallbackAccess = (obj, key, fallback, bundle) => {
    const v = get$a(obj, key).getOrThunk(() => fallback(obj));
    return bundle(v);
  };
  const optionAccess = (obj, key, bundle) => bundle(get$a(obj, key));
  const optionDefaultedAccess = (obj, key, fallback, bundle) => {
    const opt = get$a(obj, key).map((val) =>
      val === true ? fallback(obj) : val
    );
    return bundle(opt);
  };
  const extractField = (field, path, obj, key, prop) => {
    const bundle = (av) => prop.extract(path.concat([key]), av);
    const bundleAsOption = (optValue) =>
      optValue.fold(
        () => SimpleResult.svalue(Optional.none()),
        (ov) => {
          const result = prop.extract(path.concat([key]), ov);
          return SimpleResult.map(result, Optional.some);
        }
      );
    switch (field.tag) {
      case "required":
        return requiredAccess(path, obj, key, bundle);
      case "defaultedThunk":
        return fallbackAccess(obj, key, field.process, bundle);
      case "option":
        return optionAccess(obj, key, bundleAsOption);
      case "defaultedOptionThunk":
        return optionDefaultedAccess(obj, key, field.process, bundleAsOption);
      case "mergeWithThunk": {
        return fallbackAccess(obj, key, constant({}), (v) => {
          const result = deepMerge(field.process(obj), v);
          return bundle(result);
        });
      }
    }
  };
  const extractFields = (path, obj, fields) => {
    const success = {};
    const errors = [];
    for (const field of fields) {
      fold(
        field,
        (key, newKey, presence, prop) => {
          const result = extractField(presence, path, obj, key, prop);
          SimpleResult.fold(
            result,
            (err) => {
              errors.push(...err);
            },
            (res) => {
              success[newKey] = res;
            }
          );
        },
        (newKey, instantiator) => {
          success[newKey] = instantiator(obj);
        }
      );
    }
    return errors.length > 0
      ? SimpleResult.serror(errors)
      : SimpleResult.svalue(success);
  };
  const objOf = (values) => {
    const extract = (path, o) => extractFields(path, o, values);
    const toString = () => {
      const fieldStrings = map$3(values, (value) =>
        fold(
          value,
          (key, _okey, _presence, prop) => key + " -> " + prop.toString(),
          (newKey, _instantiator) => "state(" + newKey + ")"
        )
      );
      return "obj{\n" + fieldStrings.join("\n") + "}";
    };
    return {
      extract,
      toString,
    };
  };
  const arrOf = (prop) => {
    const extract = (path, array) => {
      const results = map$3(array, (a, i) =>
        prop.extract(path.concat(["[" + i + "]"]), a)
      );
      return ResultCombine.consolidateArr(results);
    };
    const toString = () => "array(" + prop.toString() + ")";
    return {
      extract,
      toString,
    };
  };

  const valueOf = (validator) =>
    value((v) => validator(v).fold(SimpleResult.serror, SimpleResult.svalue));
  const extractValue = (label, prop, obj) => {
    const res = prop.extract([label], obj);
    return SimpleResult.mapError(res, (errs) => ({
      input: obj,
      errors: errs,
    }));
  };
  const asRaw = (label, prop, obj) =>
    SimpleResult.toResult(extractValue(label, prop, obj));
  const formatError = (errInfo) => {
    return (
      "Errors: \n" +
      formatErrors(errInfo.errors).join("\n") +
      "\n\nInput object: " +
      formatObj(errInfo.input)
    );
  };
  const choose = (key, branches) => choose$1(key, map$2(branches, objOf));

  const anyValue = constant(anyValue$1);
  const typedValue = (validator, expectedType) =>
    value((a) => {
      const actualType = typeof a;
      return validator(a)
        ? SimpleResult.svalue(a)
        : SimpleResult.serror(
            `Expected type: ${expectedType} but got: ${actualType}`
          );
    });
  const number = typedValue(isNumber, "number");
  const string = typedValue(isString, "string");
  const boolean = typedValue(isBoolean, "boolean");
  const functionProcessor = typedValue(isFunction, "function");

  const field = field$1;
  const customField = customField$1;
  const validateEnum = (values) =>
    valueOf((value) =>
      contains$2(values, value)
        ? Result.value(value)
        : Result.error(
            `Unsupported value: "${value}", choose one of "${values.join(
              ", "
            )}".`
          )
    );
  const requiredOf = (key, schema) => field(key, key, required(), schema);
  const requiredString = (key) => requiredOf(key, string);
  const requiredFunction = (key) => requiredOf(key, functionProcessor);
  const requiredArrayOf = (key, schema) =>
    field(key, key, required(), arrOf(schema));
  const optionOf = (key, schema) => field(key, key, asOption(), schema);
  const optionString = (key) => optionOf(key, string);
  const optionFunction = (key) => optionOf(key, functionProcessor);
  const defaulted = (key, fallback) =>
    field(key, key, defaulted$1(fallback), anyValue());
  const defaultedOf = (key, fallback, schema) =>
    field(key, key, defaulted$1(fallback), schema);
  const defaultedNumber = (key, fallback) => defaultedOf(key, fallback, number);
  const defaultedString = (key, fallback) => defaultedOf(key, fallback, string);
  const defaultedStringEnum = (key, fallback, values) =>
    defaultedOf(key, fallback, validateEnum(values));
  const defaultedBoolean = (key, fallback) =>
    defaultedOf(key, fallback, boolean);
  const defaultedFunction = (key, fallback) =>
    defaultedOf(key, fallback, functionProcessor);
  const defaultedArrayOf = (key, fallback, schema) =>
    defaultedOf(key, fallback, arrOf(schema));

  const type = requiredString("type");
  const fetch$1 = requiredFunction("fetch");
  const onAction = requiredFunction("onAction");
  const onSetup = defaultedFunction("onSetup", () => noop);
  const optionalText = optionString("text");
  const optionalIcon = optionString("icon");
  const optionalTooltip = optionString("tooltip");
  const optionalLabel = optionString("label");
  const active = defaultedBoolean("active", false);
  const enabled = defaultedBoolean("enabled", true);
  const primary = defaultedBoolean("primary", false);
  const defaultedColumns = (num) => defaulted("columns", num);
  const defaultedType = (type) => defaultedString("type", type);

  const autocompleterSchema = objOf([
    type,
    requiredString("trigger"),
    defaultedNumber("minChars", 1),
    defaultedColumns(1),
    defaultedNumber("maxResults", 10),
    optionFunction("matches"),
    fetch$1,
    onAction,
    defaultedArrayOf("highlightOn", [], string),
  ]);
  const createAutocompleter = (spec) =>
    asRaw("Autocompleter", autocompleterSchema, {
      trigger: spec.ch,
      ...spec,
    });

  const baseToolbarButtonFields = [
    enabled,
    optionalTooltip,
    optionalIcon,
    optionalText,
    onSetup,
  ];

  const baseToolbarToggleButtonFields = [active].concat(
    baseToolbarButtonFields
  );

  const contextBarFields = [
    defaultedFunction("predicate", never),
    defaultedStringEnum("scope", "node", ["node", "editor"]),
    defaultedStringEnum("position", "selection", ["node", "selection", "line"]),
  ];

  const contextButtonFields = baseToolbarButtonFields.concat([
    defaultedType("contextformbutton"),
    primary,
    onAction,
    customField("original", identity),
  ]);
  const contextToggleButtonFields = baseToolbarToggleButtonFields.concat([
    defaultedType("contextformbutton"),
    primary,
    onAction,
    customField("original", identity),
  ]);
  const launchButtonFields = baseToolbarButtonFields.concat([
    defaultedType("contextformbutton"),
  ]);
  const launchToggleButtonFields = baseToolbarToggleButtonFields.concat([
    defaultedType("contextformtogglebutton"),
  ]);
  const toggleOrNormal = choose("type", {
    contextformbutton: contextButtonFields,
    contextformtogglebutton: contextToggleButtonFields,
  });
  objOf(
    [
      defaultedType("contextform"),
      defaultedFunction("initValue", constant("")),
      optionalLabel,
      requiredArrayOf("commands", toggleOrNormal),
      optionOf(
        "launch",
        choose("type", {
          contextformbutton: launchButtonFields,
          contextformtogglebutton: launchToggleButtonFields,
        })
      ),
    ].concat(contextBarFields)
  );

  const register$2 = (editor) => {
    const popups = editor.ui.registry.getAll().popups;
    const dataset = map$2(popups, (popup) =>
      createAutocompleter(popup).fold((err) => {
        throw new Error(formatError(err));
      }, identity)
    );
    const triggers = stringArray(mapToArray(dataset, (v) => v.trigger));
    const datasetValues = values(dataset);
    const lookupByTrigger = (trigger) =>
      filter$5(datasetValues, (dv) => dv.trigger === trigger);
    return {
      dataset,
      triggers,
      lookupByTrigger,
    };
  };

  const setupEditorInput = (editor, api) => {
    const update = last$1(api.load, 50);
    editor.on("keypress compositionend", (e) => {
      if (e.which === 27) {
        return;
      }
      update.throttle();
    });
    editor.on("keydown", (e) => {
      const keyCode = e.which;
      if (keyCode === 8) {
        update.throttle();
      } else if (keyCode === 27) {
        api.cancelIfNecessary();
      }
    });
    editor.on("remove", update.cancel);
  };
  const setup$j = (editor) => {
    const activeAutocompleter = value$2();
    const uiActive = Cell(false);
    const isActive = activeAutocompleter.isSet;
    const cancelIfNecessary = () => {
      if (isActive()) {
        removeAutocompleterDecoration(editor);
        fireAutocompleterEnd(editor);
        uiActive.set(false);
        activeAutocompleter.clear();
      }
    };
    const commenceIfNecessary = (context) => {
      if (!isActive()) {
        addAutocompleterDecoration(editor, context.range);
        activeAutocompleter.set({
          trigger: context.trigger,
          matchLength: context.text.length,
        });
      }
    };
    const getAutocompleters = cached(() => register$2(editor));
    const doLookup = (fetchOptions) =>
      activeAutocompleter
        .get()
        .map((ac) =>
          getContext(editor.dom, editor.selection.getRng(), ac.trigger).bind(
            (newContext) =>
              lookupWithContext(
                editor,
                getAutocompleters,
                newContext,
                fetchOptions
              )
          )
        )
        .getOrThunk(() => lookup(editor, getAutocompleters));
    const load = (fetchOptions) => {
      doLookup(fetchOptions).fold(cancelIfNecessary, (lookupInfo) => {
        commenceIfNecessary(lookupInfo.context);
        lookupInfo.lookupData.then((lookupData) => {
          activeAutocompleter.get().map((ac) => {
            const context = lookupInfo.context;
            if (ac.trigger === context.trigger) {
              if (context.text.length - ac.matchLength >= 10) {
                cancelIfNecessary();
              } else {
                activeAutocompleter.set({
                  ...ac,
                  matchLength: context.text.length,
                });
                if (uiActive.get()) {
                  fireAutocompleterUpdate(editor, { lookupData });
                } else {
                  uiActive.set(true);
                  fireAutocompleterStart(editor, { lookupData });
                }
              }
            }
          });
        });
      });
    };
    editor.addCommand("mceAutocompleterReload", (_ui, value) => {
      const fetchOptions = isObject(value) ? value.fetchOptions : {};
      load(fetchOptions);
    });
    editor.addCommand("mceAutocompleterClose", cancelIfNecessary);
    setupEditorInput(editor, {
      cancelIfNecessary,
      load,
    });
  };

  const browser$1 = detect$2().browser;
  const isSafari = browser$1.isSafari();
  const emptyNodeContents = (node) =>
    fillWithPaddingBr(SugarElement.fromDom(node));
  const isEntireNodeSelected = (rng, node) => {
    var _a;
    return (
      rng.startOffset === 0 &&
      rng.endOffset ===
        ((_a = node.textContent) === null || _a === void 0 ? void 0 : _a.length)
    );
  };
  const getParentDetailsElementAtPos = (dom, pos) =>
    Optional.from(dom.getParent(pos.container(), "details"));
  const isInDetailsElement = (dom, pos) =>
    getParentDetailsElementAtPos(dom, pos).isSome();
  const getDetailsElements = (dom, rng) => {
    const startDetails = Optional.from(
      dom.getParent(rng.startContainer, "details")
    );
    const endDetails = Optional.from(
      dom.getParent(rng.endContainer, "details")
    );
    if (startDetails.isSome() || endDetails.isSome()) {
      const startSummary = startDetails.bind((details) =>
        Optional.from(dom.select("summary", details)[0])
      );
      return Optional.some({
        startSummary,
        startDetails,
        endDetails,
      });
    } else {
      return Optional.none();
    }
  };
  const isCaretInTheBeginningOf = (caretPos, element) =>
    firstPositionIn(element).exists((pos) => pos.isEqual(caretPos));
  const isCaretInTheEndOf = (caretPos, element) => {
    return lastPositionIn(element).exists((pos) => {
      if (isBr$6(pos.getNode())) {
        return (
          prevPosition(element, pos).exists((pos2) => pos2.isEqual(caretPos)) ||
          pos.isEqual(caretPos)
        );
      } else {
        return pos.isEqual(caretPos);
      }
    });
  };
  const isCaretAtStartOfSummary = (caretPos, detailsElements) =>
    detailsElements.startSummary.exists((summary) =>
      isCaretInTheBeginningOf(caretPos, summary)
    );
  const isCaretAtEndOfSummary = (caretPos, detailsElements) =>
    detailsElements.startSummary.exists((summary) =>
      isCaretInTheEndOf(caretPos, summary)
    );
  const isCaretInFirstPositionInBody = (caretPos, detailsElements) =>
    detailsElements.startDetails.exists((details) =>
      prevPosition(details, caretPos).forall((pos) =>
        detailsElements.startSummary.exists(
          (summary) =>
            !summary.contains(caretPos.container()) &&
            summary.contains(pos.container())
        )
      )
    );
  const isCaretInLastPositionInBody = (root, caretPos, detailsElements) =>
    detailsElements.startDetails.exists((details) =>
      nextPosition(root, caretPos).forall(
        (pos) => !details.contains(pos.container())
      )
    );
  const setCaretToPosition = (editor, position) => {
    const node = position.getNode();
    if (!isUndefined(node)) {
      editor.selection.setCursorLocation(node, position.offset());
    }
  };
  const moveCaretToDetailsPos = (editor, pos, forward) => {
    const details = editor.dom.getParent(pos.container(), "details");
    if (details && !details.open) {
      const summary = editor.dom.select("summary", details)[0];
      if (summary) {
        const newPos = forward
          ? firstPositionIn(summary)
          : lastPositionIn(summary);
        newPos.each((pos) => setCaretToPosition(editor, pos));
      }
    } else {
      setCaretToPosition(editor, pos);
    }
  };
  const isPartialDelete = (rng, detailsElements) => {
    const containsStart = (element) => element.contains(rng.startContainer);
    const containsEnd = (element) => element.contains(rng.endContainer);
    const startInSummary = detailsElements.startSummary.exists(containsStart);
    const endInSummary = detailsElements.startSummary.exists(containsEnd);
    const isPartiallySelectedDetailsElements =
      detailsElements.startDetails.forall((startDetails) =>
        detailsElements.endDetails.forall(
          (endDetails) => startDetails !== endDetails
        )
      );
    const isInPartiallySelectedSummary =
      (startInSummary || endInSummary) && !(startInSummary && endInSummary);
    return isInPartiallySelectedSummary || isPartiallySelectedDetailsElements;
  };
  const shouldPreventDeleteIntoDetails = (editor, forward, granularity) => {
    const { dom, selection } = editor;
    const root = editor.getBody();
    if (granularity === "character") {
      const caretPos = CaretPosition.fromRangeStart(selection.getRng());
      const parentBlock = dom.getParent(caretPos.container(), dom.isBlock);
      const parentDetailsAtCaret = getParentDetailsElementAtPos(dom, caretPos);
      const inEmptyParentBlock = parentBlock && dom.isEmpty(parentBlock);
      const isFirstBlock = isNull(
        parentBlock === null || parentBlock === void 0
          ? void 0
          : parentBlock.previousSibling
      );
      const isLastBlock = isNull(
        parentBlock === null || parentBlock === void 0
          ? void 0
          : parentBlock.nextSibling
      );
      if (inEmptyParentBlock) {
        const firstOrLast = forward ? isLastBlock : isFirstBlock;
        if (firstOrLast) {
          const isBeforeAfterDetails = navigate(
            !forward,
            root,
            caretPos
          ).exists((pos) => {
            return (
              isInDetailsElement(dom, pos) &&
              !equals(
                parentDetailsAtCaret,
                getParentDetailsElementAtPos(dom, pos)
              )
            );
          });
          if (isBeforeAfterDetails) {
            return true;
          }
        }
      }
      return navigate(forward, root, caretPos).fold(never, (pos) => {
        const parentDetailsAtNewPos = getParentDetailsElementAtPos(dom, pos);
        if (
          isInDetailsElement(dom, pos) &&
          !equals(parentDetailsAtCaret, parentDetailsAtNewPos)
        ) {
          if (!forward) {
            moveCaretToDetailsPos(editor, pos, false);
          }
          if (parentBlock && inEmptyParentBlock) {
            if (forward && isFirstBlock) {
              return true;
            } else if (!forward && isLastBlock) {
              return true;
            }
            moveCaretToDetailsPos(editor, pos, forward);
            editor.dom.remove(parentBlock);
          }
          return true;
        } else {
          return false;
        }
      });
    } else {
      return false;
    }
  };
  const shouldPreventDeleteSummaryAction = (
    editor,
    detailElements,
    forward,
    granularity
  ) => {
    const selection = editor.selection;
    const rng = selection.getRng();
    const caretPos = CaretPosition.fromRangeStart(rng);
    const root = editor.getBody();
    if (granularity === "selection") {
      return isPartialDelete(rng, detailElements);
    } else if (forward) {
      return (
        isCaretAtEndOfSummary(caretPos, detailElements) ||
        isCaretInLastPositionInBody(root, caretPos, detailElements)
      );
    } else {
      return (
        isCaretAtStartOfSummary(caretPos, detailElements) ||
        isCaretInFirstPositionInBody(caretPos, detailElements)
      );
    }
  };
  const shouldPreventDeleteAction = (editor, forward, granularity) =>
    getDetailsElements(editor.dom, editor.selection.getRng()).fold(
      () => shouldPreventDeleteIntoDetails(editor, forward, granularity),
      (detailsElements) =>
        shouldPreventDeleteSummaryAction(
          editor,
          detailsElements,
          forward,
          granularity
        ) || shouldPreventDeleteIntoDetails(editor, forward, granularity)
    );
  const handleDeleteActionSafari = (editor, forward, granularity) => {
    const selection = editor.selection;
    const node = selection.getNode();
    const rng = selection.getRng();
    const caretPos = CaretPosition.fromRangeStart(rng);
    if (isSummary(node)) {
      if (
        (granularity === "selection" && isEntireNodeSelected(rng, node)) ||
        willDeleteLastPositionInElement(forward, caretPos, node)
      ) {
        emptyNodeContents(node);
      } else {
        editor.undoManager.transact(() => {
          const sel = selection.getSel();
          let { anchorNode, anchorOffset, focusNode, focusOffset } =
            sel !== null && sel !== void 0 ? sel : {};
          const applySelection = () => {
            if (
              isNonNullable(anchorNode) &&
              isNonNullable(anchorOffset) &&
              isNonNullable(focusNode) &&
              isNonNullable(focusOffset)
            ) {
              sel === null || sel === void 0
                ? void 0
                : sel.setBaseAndExtent(
                    anchorNode,
                    anchorOffset,
                    focusNode,
                    focusOffset
                  );
            }
          };
          const updateSelection = () => {
            anchorNode =
              sel === null || sel === void 0 ? void 0 : sel.anchorNode;
            anchorOffset =
              sel === null || sel === void 0 ? void 0 : sel.anchorOffset;
            focusNode = sel === null || sel === void 0 ? void 0 : sel.focusNode;
            focusOffset =
              sel === null || sel === void 0 ? void 0 : sel.focusOffset;
          };
          const appendAllChildNodes = (from, to) => {
            each$e(from.childNodes, (child) => {
              if (isNode(child)) {
                to.appendChild(child);
              }
            });
          };
          const container = editor.dom.create("span", {
            "data-mce-bogus": "1",
          });
          appendAllChildNodes(node, container);
          node.appendChild(container);
          applySelection();
          if (granularity === "word" || granularity === "line") {
            sel === null || sel === void 0
              ? void 0
              : sel.modify("extend", forward ? "right" : "left", granularity);
          }
          if (
            !selection.isCollapsed() &&
            isEntireNodeSelected(selection.getRng(), container)
          ) {
            emptyNodeContents(node);
          } else {
            editor.execCommand(forward ? "ForwardDelete" : "Delete");
            updateSelection();
            appendAllChildNodes(container, node);
            applySelection();
          }
          editor.dom.remove(container);
        });
      }
      return true;
    } else {
      return false;
    }
  };
  const backspaceDelete = (editor, forward, granularity) =>
    shouldPreventDeleteAction(editor, forward, granularity) ||
    (isSafari && handleDeleteActionSafari(editor, forward, granularity))
      ? Optional.some(noop)
      : Optional.none();

  const createAndFireInputEvent =
    (eventType) =>
    (editor, inputType, specifics = {}) => {
      const target = editor.getBody();
      const overrides = {
        bubbles: true,
        composed: true,
        data: null,
        isComposing: false,
        detail: 0,
        view: null,
        target,
        currentTarget: target,
        eventPhase: Event.AT_TARGET,
        originalTarget: target,
        explicitOriginalTarget: target,
        isTrusted: false,
        srcElement: target,
        cancelable: false,
        preventDefault: noop,
        inputType,
      };
      const input = clone$3(new InputEvent(eventType));
      return editor.dispatch(eventType, {
        ...input,
        ...overrides,
        ...specifics,
      });
    };
  const fireInputEvent = createAndFireInputEvent("input");
  const fireBeforeInputEvent = createAndFireInputEvent("beforeinput");

  const platform$2 = detect$2();
  const os = platform$2.os;
  const isMacOSOriOS = os.isMacOS() || os.isiOS();
  const browser = platform$2.browser;
  const isFirefox = browser.isFirefox();
  const executeKeydownOverride$3 = (editor, caret, evt) => {
    const inputType =
      evt.keyCode === VK.BACKSPACE
        ? "deleteContentBackward"
        : "deleteContentForward";
    const isCollapsed = editor.selection.isCollapsed();
    const unmodifiedGranularity = isCollapsed ? "character" : "selection";
    const getModifiedGranularity = (isWord) => {
      if (isCollapsed) {
        return isWord ? "word" : "line";
      } else {
        return "selection";
      }
    };
    executeWithDelayedAction(
      [
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$1, editor),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$6, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$6, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$7, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$7, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$4, editor, caret, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$4, editor, caret, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$a, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$a, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete, editor, false, unmodifiedGranularity),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete, editor, true, unmodifiedGranularity),
        },
        ...(isMacOSOriOS
          ? [
              {
                keyCode: VK.BACKSPACE,
                altKey: true,
                action: action(
                  backspaceDelete,
                  editor,
                  false,
                  getModifiedGranularity(true)
                ),
              },
              {
                keyCode: VK.DELETE,
                altKey: true,
                action: action(
                  backspaceDelete,
                  editor,
                  true,
                  getModifiedGranularity(true)
                ),
              },
              {
                keyCode: VK.BACKSPACE,
                metaKey: true,
                action: action(
                  backspaceDelete,
                  editor,
                  false,
                  getModifiedGranularity(false)
                ),
              },
            ]
          : [
              {
                keyCode: VK.BACKSPACE,
                ctrlKey: true,
                action: action(
                  backspaceDelete,
                  editor,
                  false,
                  getModifiedGranularity(true)
                ),
              },
              {
                keyCode: VK.DELETE,
                ctrlKey: true,
                action: action(
                  backspaceDelete,
                  editor,
                  true,
                  getModifiedGranularity(true)
                ),
              },
            ]),
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$5, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$5, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$2, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$2, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$8, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$8, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$9, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$9, editor, true),
        },
        {
          keyCode: VK.BACKSPACE,
          action: action(backspaceDelete$3, editor, false),
        },
        {
          keyCode: VK.DELETE,
          action: action(backspaceDelete$3, editor, true),
        },
      ],
      evt
    )
      .filter((_) => editor.selection.isEditable())
      .each((applyAction) => {
        evt.preventDefault();
        const beforeInput = fireBeforeInputEvent(editor, inputType);
        if (!beforeInput.isDefaultPrevented()) {
          applyAction();
          fireInputEvent(editor, inputType);
        }
      });
  };
  const executeKeyupOverride = (editor, evt, isBackspaceKeydown) =>
    execute(
      [
        {
          keyCode: VK.BACKSPACE,
          action: action(paddEmptyElement, editor),
        },
        {
          keyCode: VK.DELETE,
          action: action(paddEmptyElement, editor),
        },
        ...(isMacOSOriOS
          ? [
              {
                keyCode: VK.BACKSPACE,
                altKey: true,
                action: action(refreshCaret, editor),
              },
              {
                keyCode: VK.DELETE,
                altKey: true,
                action: action(refreshCaret, editor),
              },
              ...(isBackspaceKeydown
                ? [
                    {
                      keyCode: isFirefox ? 224 : 91,
                      action: action(refreshCaret, editor),
                    },
                  ]
                : []),
            ]
          : [
              {
                keyCode: VK.BACKSPACE,
                ctrlKey: true,
                action: action(refreshCaret, editor),
              },
              {
                keyCode: VK.DELETE,
                ctrlKey: true,
                action: action(refreshCaret, editor),
              },
            ]),
      ],
      evt
    );
  const setup$i = (editor, caret) => {
    let isBackspaceKeydown = false;
    editor.on("keydown", (evt) => {
      isBackspaceKeydown = evt.keyCode === VK.BACKSPACE;
      if (!evt.isDefaultPrevented()) {
        executeKeydownOverride$3(editor, caret, evt);
      }
    });
    editor.on("keyup", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeyupOverride(editor, evt, isBackspaceKeydown);
      }
      isBackspaceKeydown = false;
    });
  };

  const firstNonWhiteSpaceNodeSibling = (node) => {
    while (node) {
      if (
        isElement$6(node) ||
        (isText$a(node) && node.data && /[\r\n\s]/.test(node.data))
      ) {
        return node;
      }
      node = node.nextSibling;
    }
    return null;
  };
  const moveToCaretPosition = (editor, root) => {
    const dom = editor.dom;
    const moveCaretBeforeOnEnterElementsMap =
      editor.schema.getMoveCaretBeforeOnEnterElements();
    if (!root) {
      return;
    }
    if (/^(LI|DT|DD)$/.test(root.nodeName)) {
      const firstChild = firstNonWhiteSpaceNodeSibling(root.firstChild);
      if (firstChild && /^(UL|OL|DL)$/.test(firstChild.nodeName)) {
        root.insertBefore(dom.doc.createTextNode(nbsp), root.firstChild);
      }
    }
    const rng = dom.createRng();
    root.normalize();
    if (root.hasChildNodes()) {
      const walker = new DomTreeWalker(root, root);
      let lastNode = root;
      let node;
      while ((node = walker.current())) {
        if (isText$a(node)) {
          rng.setStart(node, 0);
          rng.setEnd(node, 0);
          break;
        }
        if (moveCaretBeforeOnEnterElementsMap[node.nodeName.toLowerCase()]) {
          rng.setStartBefore(node);
          rng.setEndBefore(node);
          break;
        }
        lastNode = node;
        node = walker.next();
      }
      if (!node) {
        rng.setStart(lastNode, 0);
        rng.setEnd(lastNode, 0);
      }
    } else {
      if (isBr$6(root)) {
        if (root.nextSibling && dom.isBlock(root.nextSibling)) {
          rng.setStartBefore(root);
          rng.setEndBefore(root);
        } else {
          rng.setStartAfter(root);
          rng.setEndAfter(root);
        }
      } else {
        rng.setStart(root, 0);
        rng.setEnd(root, 0);
      }
    }
    editor.selection.setRng(rng);
    scrollRangeIntoView(editor, rng);
  };
  const getEditableRoot = (dom, node) => {
    const root = dom.getRoot();
    let editableRoot;
    let parent = node;
    while (
      parent !== root &&
      parent &&
      dom.getContentEditable(parent) !== "false"
    ) {
      if (dom.getContentEditable(parent) === "true") {
        editableRoot = parent;
        break;
      }
      parent = parent.parentNode;
    }
    return parent !== root ? editableRoot : root;
  };
  const getParentBlock$1 = (editor) => {
    return Optional.from(
      editor.dom.getParent(editor.selection.getStart(true), editor.dom.isBlock)
    );
  };
  const getParentBlockName = (editor) => {
    return getParentBlock$1(editor).fold(constant(""), (parentBlock) => {
      return parentBlock.nodeName.toUpperCase();
    });
  };
  const isListItemParentBlock = (editor) => {
    return getParentBlock$1(editor)
      .filter((elm) => {
        return isListItem$1(SugarElement.fromDom(elm));
      })
      .isSome();
  };
  const emptyBlock = (elm) => {
    elm.innerHTML = '<br data-mce-bogus="1">';
  };
  const applyAttributes = (editor, node, forcedRootBlockAttrs) => {
    const dom = editor.dom;
    Optional.from(forcedRootBlockAttrs.style)
      .map(dom.parseStyle)
      .each((attrStyles) => {
        const currentStyles = getAllRaw(SugarElement.fromDom(node));
        const newStyles = {
          ...currentStyles,
          ...attrStyles,
        };
        dom.setStyles(node, newStyles);
      });
    const attrClassesOpt = Optional.from(forcedRootBlockAttrs.class).map(
      (attrClasses) => attrClasses.split(/\s+/)
    );
    const currentClassesOpt = Optional.from(node.className).map(
      (currentClasses) =>
        filter$5(currentClasses.split(/\s+/), (clazz) => clazz !== "")
    );
    lift2(attrClassesOpt, currentClassesOpt, (attrClasses, currentClasses) => {
      const filteredClasses = filter$5(
        currentClasses,
        (clazz) => !contains$2(attrClasses, clazz)
      );
      const newClasses = [...attrClasses, ...filteredClasses];
      dom.setAttrib(node, "class", newClasses.join(" "));
    });
    const appliedAttrs = ["style", "class"];
    const remainingAttrs = filter$4(
      forcedRootBlockAttrs,
      (_, attrs) => !contains$2(appliedAttrs, attrs)
    );
    dom.setAttribs(node, remainingAttrs);
  };
  const setForcedBlockAttrs = (editor, node) => {
    const forcedRootBlockName = getForcedRootBlock(editor);
    if (forcedRootBlockName.toLowerCase() === node.tagName.toLowerCase()) {
      const forcedRootBlockAttrs = getForcedRootBlockAttrs(editor);
      applyAttributes(editor, node, forcedRootBlockAttrs);
    }
  };
  const createNewBlock = (
    editor,
    container,
    parentBlock,
    editableRoot,
    keepStyles = true,
    name
  ) => {
    const dom = editor.dom;
    const schema = editor.schema;
    const newBlockName = getForcedRootBlock(editor);
    const parentBlockName = parentBlock
      ? parentBlock.nodeName.toUpperCase()
      : "";
    let node = container;
    const textInlineElements = schema.getTextInlineElements();
    let block;
    if (name || parentBlockName === "TABLE" || parentBlockName === "HR") {
      block = dom.create(name || newBlockName);
    } else {
      block = parentBlock.cloneNode(false);
    }
    let caretNode = block;
    if (!keepStyles) {
      dom.setAttrib(block, "style", null);
      dom.setAttrib(block, "class", null);
    } else {
      do {
        if (textInlineElements[node.nodeName]) {
          if (isCaretNode(node) || isBookmarkNode$1(node)) {
            continue;
          }
          const clonedNode = node.cloneNode(false);
          dom.setAttrib(clonedNode, "id", "");
          if (block.hasChildNodes()) {
            clonedNode.appendChild(block.firstChild);
            block.appendChild(clonedNode);
          } else {
            caretNode = clonedNode;
            block.appendChild(clonedNode);
          }
        }
      } while ((node = node.parentNode) && node !== editableRoot);
    }
    setForcedBlockAttrs(editor, block);
    emptyBlock(caretNode);
    return block;
  };

  const getDetailsRoot = (editor, element) =>
    editor.dom.getParent(element, isDetails);
  const isAtDetailsEdge = (root, element, isTextBlock) => {
    let node = element;
    while (node && node !== root && isNull(node.nextSibling)) {
      const parent = node.parentElement;
      if (!parent || !isTextBlock(parent)) {
        return isDetails(parent);
      }
      node = parent;
    }
    return false;
  };
  const isLastEmptyBlockInDetails = (editor, shiftKey, element) =>
    !shiftKey &&
    element.nodeName.toLowerCase() === getForcedRootBlock(editor) &&
    editor.dom.isEmpty(element) &&
    isAtDetailsEdge(editor.getBody(), element, (el) =>
      has$2(editor.schema.getTextBlockElements(), el.nodeName.toLowerCase())
    );
  const insertNewLine = (editor, createNewBlock, parentBlock) => {
    var _a, _b, _c;
    const newBlock = createNewBlock(getForcedRootBlock(editor));
    const root = getDetailsRoot(editor, parentBlock);
    if (!root) {
      return;
    }
    editor.dom.insertAfter(newBlock, root);
    moveToCaretPosition(editor, newBlock);
    if (
      ((_c =
        (_b =
          (_a = parentBlock.parentElement) === null || _a === void 0
            ? void 0
            : _a.childNodes) === null || _b === void 0
          ? void 0
          : _b.length) !== null && _c !== void 0
        ? _c
        : 0) > 1
    ) {
      editor.dom.remove(parentBlock);
    }
  };

  const hasFirstChild = (elm, name) => {
    return elm.firstChild && elm.firstChild.nodeName === name;
  };
  const isFirstChild = (elm) => {
    var _a;
    return (
      ((_a = elm.parentNode) === null || _a === void 0
        ? void 0
        : _a.firstChild) === elm
    );
  };
  const hasParent = (elm, parentName) => {
    const parentNode = elm === null || elm === void 0 ? void 0 : elm.parentNode;
    return isNonNullable(parentNode) && parentNode.nodeName === parentName;
  };
  const isListBlock = (elm) => {
    return isNonNullable(elm) && /^(OL|UL|LI)$/.test(elm.nodeName);
  };
  const isListItem = (elm) => {
    return isNonNullable(elm) && /^(LI|DT|DD)$/.test(elm.nodeName);
  };
  const isNestedList = (elm) => {
    return isListBlock(elm) && isListBlock(elm.parentNode);
  };
  const getContainerBlock = (containerBlock) => {
    const containerBlockParent = containerBlock.parentNode;
    return isListItem(containerBlockParent)
      ? containerBlockParent
      : containerBlock;
  };
  const isFirstOrLastLi = (containerBlock, parentBlock, first) => {
    let node = containerBlock[first ? "firstChild" : "lastChild"];
    while (node) {
      if (isElement$6(node)) {
        break;
      }
      node = node[first ? "nextSibling" : "previousSibling"];
    }
    return node === parentBlock;
  };
  const insert$4 = (
    editor,
    createNewBlock,
    containerBlock,
    parentBlock,
    newBlockName
  ) => {
    const dom = editor.dom;
    const rng = editor.selection.getRng();
    const containerParent = containerBlock.parentNode;
    if (containerBlock === editor.getBody() || !containerParent) {
      return;
    }
    if (isNestedList(containerBlock)) {
      newBlockName = "LI";
    }
    let newBlock = createNewBlock(newBlockName);
    if (
      isFirstOrLastLi(containerBlock, parentBlock, true) &&
      isFirstOrLastLi(containerBlock, parentBlock, false)
    ) {
      if (hasParent(containerBlock, "LI")) {
        const containerBlockParent = getContainerBlock(containerBlock);
        dom.insertAfter(newBlock, containerBlockParent);
        if (isFirstChild(containerBlock)) {
          dom.remove(containerBlockParent);
        } else {
          dom.remove(containerBlock);
        }
      } else {
        dom.replace(newBlock, containerBlock);
      }
    } else if (isFirstOrLastLi(containerBlock, parentBlock, true)) {
      if (hasParent(containerBlock, "LI")) {
        dom.insertAfter(newBlock, getContainerBlock(containerBlock));
        newBlock.appendChild(dom.doc.createTextNode(" "));
        newBlock.appendChild(containerBlock);
      } else {
        containerParent.insertBefore(newBlock, containerBlock);
      }
      dom.remove(parentBlock);
    } else if (isFirstOrLastLi(containerBlock, parentBlock, false)) {
      dom.insertAfter(newBlock, getContainerBlock(containerBlock));
      dom.remove(parentBlock);
    } else {
      containerBlock = getContainerBlock(containerBlock);
      const tmpRng = rng.cloneRange();
      tmpRng.setStartAfter(parentBlock);
      tmpRng.setEndAfter(containerBlock);
      const fragment = tmpRng.extractContents();
      if (newBlockName === "LI" && hasFirstChild(fragment, "LI")) {
        newBlock = fragment.firstChild;
        dom.insertAfter(fragment, containerBlock);
      } else {
        dom.insertAfter(fragment, containerBlock);
        dom.insertAfter(newBlock, containerBlock);
      }
      dom.remove(parentBlock);
    }
    moveToCaretPosition(editor, newBlock);
  };

  const trimZwsp = (fragment) => {
    each$e(descendants$1(SugarElement.fromDom(fragment), isText$b), (text) => {
      const rawNode = text.dom;
      rawNode.nodeValue = trim$1(rawNode.data);
    });
  };
  const isWithinNonEditableList = (editor, node) => {
    const parentList = editor.dom.getParent(node, "ol,ul,dl");
    return (
      parentList !== null &&
      editor.dom.getContentEditableParent(parentList) === "false"
    );
  };
  const isEmptyAnchor = (dom, elm) => {
    return elm && elm.nodeName === "A" && dom.isEmpty(elm);
  };
  const containerAndSiblingName = (container, nodeName) => {
    return (
      container.nodeName === nodeName ||
      (container.previousSibling &&
        container.previousSibling.nodeName === nodeName)
    );
  };
  const canSplitBlock = (dom, node) => {
    return (
      isNonNullable(node) &&
      dom.isBlock(node) &&
      !/^(TD|TH|CAPTION|FORM)$/.test(node.nodeName) &&
      !/^(fixed|absolute)/i.test(node.style.position) &&
      dom.isEditable(node.parentNode) &&
      dom.getContentEditable(node) !== "false"
    );
  };
  const trimInlineElementsOnLeftSideOfBlock = (
    dom,
    nonEmptyElementsMap,
    block
  ) => {
    var _a;
    const firstChilds = [];
    if (!block) {
      return;
    }
    let currentNode = block;
    while ((currentNode = currentNode.firstChild)) {
      if (dom.isBlock(currentNode)) {
        return;
      }
      if (
        isElement$6(currentNode) &&
        !nonEmptyElementsMap[currentNode.nodeName.toLowerCase()]
      ) {
        firstChilds.push(currentNode);
      }
    }
    let i = firstChilds.length;
    while (i--) {
      currentNode = firstChilds[i];
      if (
        !currentNode.hasChildNodes() ||
        (currentNode.firstChild === currentNode.lastChild &&
          ((_a = currentNode.firstChild) === null || _a === void 0
            ? void 0
            : _a.nodeValue) === "")
      ) {
        dom.remove(currentNode);
      } else {
        if (isEmptyAnchor(dom, currentNode)) {
          dom.remove(currentNode);
        }
      }
    }
  };
  const normalizeZwspOffset = (start, container, offset) => {
    if (!isText$a(container)) {
      return offset;
    } else if (start) {
      return offset === 1 && container.data.charAt(offset - 1) === ZWSP$1
        ? 0
        : offset;
    } else {
      return offset === container.data.length - 1 &&
        container.data.charAt(offset) === ZWSP$1
        ? container.data.length
        : offset;
    }
  };
  const includeZwspInRange = (rng) => {
    const newRng = rng.cloneRange();
    newRng.setStart(
      rng.startContainer,
      normalizeZwspOffset(true, rng.startContainer, rng.startOffset)
    );
    newRng.setEnd(
      rng.endContainer,
      normalizeZwspOffset(false, rng.endContainer, rng.endOffset)
    );
    return newRng;
  };
  const trimLeadingLineBreaks = (node) => {
    let currentNode = node;
    do {
      if (isText$a(currentNode)) {
        currentNode.data = currentNode.data.replace(/^[\r\n]+/, "");
      }
      currentNode = currentNode.firstChild;
    } while (currentNode);
  };
  const wrapSelfAndSiblingsInDefaultBlock = (
    editor,
    newBlockName,
    rng,
    container,
    offset
  ) => {
    var _a, _b;
    const dom = editor.dom;
    const editableRoot =
      (_a = getEditableRoot(dom, container)) !== null && _a !== void 0
        ? _a
        : dom.getRoot();
    let parentBlock = dom.getParent(container, dom.isBlock);
    if (!parentBlock || !canSplitBlock(dom, parentBlock)) {
      parentBlock = parentBlock || editableRoot;
      if (!parentBlock.hasChildNodes()) {
        const newBlock = dom.create(newBlockName);
        setForcedBlockAttrs(editor, newBlock);
        parentBlock.appendChild(newBlock);
        rng.setStart(newBlock, 0);
        rng.setEnd(newBlock, 0);
        return newBlock;
      }
      let node = container;
      while (node && node.parentNode !== parentBlock) {
        node = node.parentNode;
      }
      let startNode;
      while (node && !dom.isBlock(node)) {
        startNode = node;
        node = node.previousSibling;
      }
      const startNodeName =
        (_b =
          startNode === null || startNode === void 0
            ? void 0
            : startNode.parentElement) === null || _b === void 0
          ? void 0
          : _b.nodeName;
      if (
        startNode &&
        startNodeName &&
        editor.schema.isValidChild(startNodeName, newBlockName.toLowerCase())
      ) {
        const startNodeParent = startNode.parentNode;
        const newBlock = dom.create(newBlockName);
        setForcedBlockAttrs(editor, newBlock);
        startNodeParent.insertBefore(newBlock, startNode);
        node = startNode;
        while (node && !dom.isBlock(node)) {
          const next = node.nextSibling;
          newBlock.appendChild(node);
          node = next;
        }
        rng.setStart(container, offset);
        rng.setEnd(container, offset);
      }
    }
    return container;
  };
  const addBrToBlockIfNeeded = (dom, block) => {
    block.normalize();
    const lastChild = block.lastChild;
    if (
      !lastChild ||
      (isElement$6(lastChild) &&
        /^(left|right)$/gi.test(dom.getStyle(lastChild, "float", true)))
    ) {
      dom.add(block, "br");
    }
  };
  const shouldEndContainer = (editor, container) => {
    const optionValue = shouldEndContainerOnEmptyBlock(editor);
    if (isNullable(container)) {
      return false;
    } else if (isString(optionValue)) {
      return contains$2(
        Tools.explode(optionValue),
        container.nodeName.toLowerCase()
      );
    } else {
      return optionValue;
    }
  };
  const insert$3 = (editor, evt) => {
    let container;
    let offset;
    let parentBlockName;
    let containerBlock;
    let isAfterLastNodeInContainer = false;
    const dom = editor.dom;
    const schema = editor.schema,
      nonEmptyElementsMap = schema.getNonEmptyElements();
    const rng = editor.selection.getRng();
    const newBlockName = getForcedRootBlock(editor);
    const start = SugarElement.fromDom(rng.startContainer);
    const child = child$1(start, rng.startOffset);
    const isCef = child.exists(
      (element) => isHTMLElement(element) && !isEditable$3(element)
    );
    const collapsedAndCef = rng.collapsed && isCef;
    const createNewBlock$1 = (name) => {
      return createNewBlock(
        editor,
        container,
        parentBlock,
        editableRoot,
        shouldKeepStyles(editor),
        name
      );
    };
    const isCaretAtStartOrEndOfBlock = (start) => {
      const normalizedOffset = normalizeZwspOffset(start, container, offset);
      if (
        isText$a(container) &&
        (start
          ? normalizedOffset > 0
          : normalizedOffset < container.data.length)
      ) {
        return false;
      }
      if (
        container.parentNode === parentBlock &&
        isAfterLastNodeInContainer &&
        !start
      ) {
        return true;
      }
      if (
        start &&
        isElement$6(container) &&
        container === parentBlock.firstChild
      ) {
        return true;
      }
      if (
        containerAndSiblingName(container, "TABLE") ||
        containerAndSiblingName(container, "HR")
      ) {
        return (
          (isAfterLastNodeInContainer && !start) ||
          (!isAfterLastNodeInContainer && start)
        );
      }
      const walker = new DomTreeWalker(container, parentBlock);
      if (isText$a(container)) {
        if (start && normalizedOffset === 0) {
          walker.prev();
        } else if (!start && normalizedOffset === container.data.length) {
          walker.next();
        }
      }
      let node;
      while ((node = walker.current())) {
        if (isElement$6(node)) {
          if (!node.getAttribute("data-mce-bogus")) {
            const name = node.nodeName.toLowerCase();
            if (nonEmptyElementsMap[name] && name !== "br") {
              return false;
            }
          }
        } else if (isText$a(node) && !isWhitespaceText(node.data)) {
          return false;
        }
        if (start) {
          walker.prev();
        } else {
          walker.next();
        }
      }
      return true;
    };
    const insertNewBlockAfter = () => {
      let block;
      if (
        /^(H[1-6]|PRE|FIGURE)$/.test(parentBlockName) &&
        containerBlockName !== "HGROUP"
      ) {
        block = createNewBlock$1(newBlockName);
      } else {
        block = createNewBlock$1();
      }
      if (
        shouldEndContainer(editor, containerBlock) &&
        canSplitBlock(dom, containerBlock) &&
        dom.isEmpty(parentBlock, undefined, { includeZwsp: true })
      ) {
        block = dom.split(containerBlock, parentBlock);
      } else {
        dom.insertAfter(block, parentBlock);
      }
      moveToCaretPosition(editor, block);
      return block;
    };
    normalize$2(dom, rng).each((normRng) => {
      rng.setStart(normRng.startContainer, normRng.startOffset);
      rng.setEnd(normRng.endContainer, normRng.endOffset);
    });
    container = rng.startContainer;
    offset = rng.startOffset;
    const shiftKey = !!(evt && evt.shiftKey);
    const ctrlKey = !!(evt && evt.ctrlKey);
    if (
      isElement$6(container) &&
      container.hasChildNodes() &&
      !collapsedAndCef
    ) {
      isAfterLastNodeInContainer = offset > container.childNodes.length - 1;
      container =
        container.childNodes[
          Math.min(offset, container.childNodes.length - 1)
        ] || container;
      if (isAfterLastNodeInContainer && isText$a(container)) {
        offset = container.data.length;
      } else {
        offset = 0;
      }
    }
    const editableRoot = getEditableRoot(dom, container);
    if (!editableRoot || isWithinNonEditableList(editor, container)) {
      return;
    }
    if (!shiftKey) {
      container = wrapSelfAndSiblingsInDefaultBlock(
        editor,
        newBlockName,
        rng,
        container,
        offset
      );
    }
    let parentBlock = dom.getParent(container, dom.isBlock) || dom.getRoot();
    containerBlock = isNonNullable(
      parentBlock === null || parentBlock === void 0
        ? void 0
        : parentBlock.parentNode
    )
      ? dom.getParent(parentBlock.parentNode, dom.isBlock)
      : null;
    parentBlockName = parentBlock ? parentBlock.nodeName.toUpperCase() : "";
    const containerBlockName = containerBlock
      ? containerBlock.nodeName.toUpperCase()
      : "";
    if (containerBlockName === "LI" && !ctrlKey) {
      const liBlock = containerBlock;
      parentBlock = liBlock;
      containerBlock = liBlock.parentNode;
      parentBlockName = containerBlockName;
    }
    if (
      isElement$6(containerBlock) &&
      isLastEmptyBlockInDetails(editor, shiftKey, parentBlock)
    ) {
      return insertNewLine(editor, createNewBlock$1, parentBlock);
    }
    if (/^(LI|DT|DD)$/.test(parentBlockName) && isElement$6(containerBlock)) {
      if (dom.isEmpty(parentBlock)) {
        insert$4(
          editor,
          createNewBlock$1,
          containerBlock,
          parentBlock,
          newBlockName
        );
        return;
      }
    }
    if (
      !collapsedAndCef &&
      (parentBlock === editor.getBody() || !canSplitBlock(dom, parentBlock))
    ) {
      return;
    }
    const parentBlockParent = parentBlock.parentNode;
    let newBlock;
    if (collapsedAndCef) {
      newBlock = createNewBlock$1(newBlockName);
      child.fold(
        () => {
          append$1(start, SugarElement.fromDom(newBlock));
        },
        (child) => {
          before$3(child, SugarElement.fromDom(newBlock));
        }
      );
      editor.selection.setCursorLocation(newBlock, 0);
    } else if (isCaretContainerBlock$1(parentBlock)) {
      newBlock = showCaretContainerBlock(parentBlock);
      if (dom.isEmpty(parentBlock)) {
        emptyBlock(parentBlock);
      }
      setForcedBlockAttrs(editor, newBlock);
      moveToCaretPosition(editor, newBlock);
    } else if (isCaretAtStartOrEndOfBlock(false)) {
      newBlock = insertNewBlockAfter();
    } else if (isCaretAtStartOrEndOfBlock(true) && parentBlockParent) {
      newBlock = parentBlockParent.insertBefore(
        createNewBlock$1(),
        parentBlock
      );
      const isNearChildren =
        hasChildNodes(SugarElement.fromDom(rng.startContainer)) &&
        rng.collapsed;
      moveToCaretPosition(
        editor,
        containerAndSiblingName(parentBlock, "HR") || isNearChildren
          ? newBlock
          : parentBlock
      );
    } else {
      const tmpRng = includeZwspInRange(rng).cloneRange();
      tmpRng.setEndAfter(parentBlock);
      const fragment = tmpRng.extractContents();
      trimZwsp(fragment);
      trimLeadingLineBreaks(fragment);
      newBlock = fragment.firstChild;
      dom.insertAfter(fragment, parentBlock);
      trimInlineElementsOnLeftSideOfBlock(dom, nonEmptyElementsMap, newBlock);
      addBrToBlockIfNeeded(dom, parentBlock);
      if (dom.isEmpty(parentBlock)) {
        emptyBlock(parentBlock);
      }
      newBlock.normalize();
      if (dom.isEmpty(newBlock)) {
        dom.remove(newBlock);
        insertNewBlockAfter();
      } else {
        setForcedBlockAttrs(editor, newBlock);
        moveToCaretPosition(editor, newBlock);
      }
    }
    dom.setAttrib(newBlock, "id", "");
    editor.dispatch("NewBlock", { newBlock });
  };
  const fakeEventName$1 = "insertParagraph";
  const blockbreak = {
    insert: insert$3,
    fakeEventName: fakeEventName$1,
  };

  const hasRightSideContent = (schema, container, parentBlock) => {
    const walker = new DomTreeWalker(container, parentBlock);
    let node;
    const nonEmptyElementsMap = schema.getNonEmptyElements();
    while ((node = walker.next())) {
      if (
        nonEmptyElementsMap[node.nodeName.toLowerCase()] ||
        (isText$a(node) && node.length > 0)
      ) {
        return true;
      }
    }
    return false;
  };
  const moveSelectionToBr = (editor, brElm, extraBr) => {
    const rng = editor.dom.createRng();
    if (!extraBr) {
      rng.setStartAfter(brElm);
      rng.setEndAfter(brElm);
    } else {
      rng.setStartBefore(brElm);
      rng.setEndBefore(brElm);
    }
    editor.selection.setRng(rng);
    scrollRangeIntoView(editor, rng);
  };
  const insertBrAtCaret = (editor, evt) => {
    const selection = editor.selection;
    const dom = editor.dom;
    const rng = selection.getRng();
    let brElm;
    let extraBr = false;
    normalize$2(dom, rng).each((normRng) => {
      rng.setStart(normRng.startContainer, normRng.startOffset);
      rng.setEnd(normRng.endContainer, normRng.endOffset);
    });
    let offset = rng.startOffset;
    let container = rng.startContainer;
    if (isElement$6(container) && container.hasChildNodes()) {
      const isAfterLastNodeInContainer =
        offset > container.childNodes.length - 1;
      container =
        container.childNodes[
          Math.min(offset, container.childNodes.length - 1)
        ] || container;
      if (isAfterLastNodeInContainer && isText$a(container)) {
        offset = container.data.length;
      } else {
        offset = 0;
      }
    }
    let parentBlock = dom.getParent(container, dom.isBlock);
    const containerBlock =
      parentBlock && parentBlock.parentNode
        ? dom.getParent(parentBlock.parentNode, dom.isBlock)
        : null;
    const containerBlockName = containerBlock
      ? containerBlock.nodeName.toUpperCase()
      : "";
    const isControlKey = !!(evt && evt.ctrlKey);
    if (containerBlockName === "LI" && !isControlKey) {
      parentBlock = containerBlock;
    }
    if (isText$a(container) && offset >= container.data.length) {
      if (
        !hasRightSideContent(
          editor.schema,
          container,
          parentBlock || dom.getRoot()
        )
      ) {
        brElm = dom.create("br");
        rng.insertNode(brElm);
        rng.setStartAfter(brElm);
        rng.setEndAfter(brElm);
        extraBr = true;
      }
    }
    brElm = dom.create("br");
    rangeInsertNode(dom, rng, brElm);
    moveSelectionToBr(editor, brElm, extraBr);
    editor.undoManager.add();
  };
  const insertBrBefore = (editor, inline) => {
    const br = SugarElement.fromTag("br");
    before$3(SugarElement.fromDom(inline), br);
    editor.undoManager.add();
  };
  const insertBrAfter = (editor, inline) => {
    if (!hasBrAfter(editor.getBody(), inline)) {
      after$4(SugarElement.fromDom(inline), SugarElement.fromTag("br"));
    }
    const br = SugarElement.fromTag("br");
    after$4(SugarElement.fromDom(inline), br);
    moveSelectionToBr(editor, br.dom, false);
    editor.undoManager.add();
  };
  const isBeforeBr = (pos) => {
    return isBr$6(pos.getNode());
  };
  const hasBrAfter = (rootNode, startNode) => {
    if (isBeforeBr(CaretPosition.after(startNode))) {
      return true;
    } else {
      return nextPosition(rootNode, CaretPosition.after(startNode))
        .map((pos) => {
          return isBr$6(pos.getNode());
        })
        .getOr(false);
    }
  };
  const isAnchorLink = (elm) => {
    return elm && elm.nodeName === "A" && "href" in elm;
  };
  const isInsideAnchor = (location) => {
    return location.fold(never, isAnchorLink, isAnchorLink, never);
  };
  const readInlineAnchorLocation = (editor) => {
    const isInlineTarget$1 = curry(isInlineTarget, editor);
    const position = CaretPosition.fromRangeStart(editor.selection.getRng());
    return readLocation(isInlineTarget$1, editor.getBody(), position).filter(
      isInsideAnchor
    );
  };
  const insertBrOutsideAnchor = (editor, location) => {
    location.fold(
      noop,
      curry(insertBrBefore, editor),
      curry(insertBrAfter, editor),
      noop
    );
  };
  const insert$2 = (editor, evt) => {
    const anchorLocation = readInlineAnchorLocation(editor);
    if (anchorLocation.isSome()) {
      anchorLocation.each(curry(insertBrOutsideAnchor, editor));
    } else {
      insertBrAtCaret(editor, evt);
    }
  };
  const fakeEventName = "insertLineBreak";
  const linebreak = {
    insert: insert$2,
    fakeEventName,
  };

  const matchesSelector = (editor, selector) => {
    return getParentBlock$1(editor)
      .filter((parentBlock) => {
        return (
          selector.length > 0 &&
          is$1(SugarElement.fromDom(parentBlock), selector)
        );
      })
      .isSome();
  };
  const shouldInsertBr = (editor) => {
    return matchesSelector(editor, getBrNewLineSelector(editor));
  };
  const shouldBlockNewLine$1 = (editor) => {
    return matchesSelector(editor, getNoNewLineSelector(editor));
  };

  const newLineAction = Adt.generate([{ br: [] }, { block: [] }, { none: [] }]);
  const shouldBlockNewLine = (editor, _shiftKey) => {
    return shouldBlockNewLine$1(editor);
  };
  const inListBlock = (requiredState) => {
    return (editor, _shiftKey) => {
      return isListItemParentBlock(editor) === requiredState;
    };
  };
  const inBlock = (blockName, requiredState) => (editor, _shiftKey) => {
    const state = getParentBlockName(editor) === blockName.toUpperCase();
    return state === requiredState;
  };
  const inCefBlock = (editor) => {
    const editableRoot = getEditableRoot(
      editor.dom,
      editor.selection.getStart()
    );
    return isNullable(editableRoot);
  };
  const inPreBlock = (requiredState) => inBlock("pre", requiredState);
  const inSummaryBlock = () => inBlock("summary", true);
  const shouldPutBrInPre = (requiredState) => {
    return (editor, _shiftKey) => {
      return shouldPutBrInPre$1(editor) === requiredState;
    };
  };
  const inBrContext = (editor, _shiftKey) => {
    return shouldInsertBr(editor);
  };
  const hasShiftKey = (_editor, shiftKey) => {
    return shiftKey;
  };
  const canInsertIntoEditableRoot = (editor) => {
    const forcedRootBlock = getForcedRootBlock(editor);
    const rootEditable = getEditableRoot(
      editor.dom,
      editor.selection.getStart()
    );
    return (
      isNonNullable(rootEditable) &&
      editor.schema.isValidChild(rootEditable.nodeName, forcedRootBlock)
    );
  };
  const isInRootWithEmptyOrCEF = (editor) => {
    const rng = editor.selection.getRng();
    const start = SugarElement.fromDom(rng.startContainer);
    const child = child$1(start, rng.startOffset);
    const isCefOpt = child.map(
      (element) => isHTMLElement(element) && !isEditable$3(element)
    );
    return rng.collapsed && isCefOpt.getOr(true);
  };
  const match = (predicates, action) => {
    return (editor, shiftKey) => {
      const isMatch = foldl(
        predicates,
        (res, p) => {
          return res && p(editor, shiftKey);
        },
        true
      );
      return isMatch ? Optional.some(action) : Optional.none();
    };
  };
  const getAction = (editor, evt) => {
    return evaluateUntil(
      [
        match([shouldBlockNewLine], newLineAction.none()),
        match([inPreBlock(true), inCefBlock], newLineAction.none()),
        match([inSummaryBlock()], newLineAction.br()),
        match(
          [inPreBlock(true), shouldPutBrInPre(false), hasShiftKey],
          newLineAction.br()
        ),
        match(
          [inPreBlock(true), shouldPutBrInPre(false)],
          newLineAction.block()
        ),
        match(
          [inPreBlock(true), shouldPutBrInPre(true), hasShiftKey],
          newLineAction.block()
        ),
        match([inPreBlock(true), shouldPutBrInPre(true)], newLineAction.br()),
        match([inListBlock(true), hasShiftKey], newLineAction.br()),
        match([inListBlock(true)], newLineAction.block()),
        match([inBrContext], newLineAction.br()),
        match([hasShiftKey], newLineAction.br()),
        match([canInsertIntoEditableRoot], newLineAction.block()),
        match([isInRootWithEmptyOrCEF], newLineAction.block()),
      ],
      [editor, !!(evt && evt.shiftKey)]
    ).getOr(newLineAction.none());
  };

  const insertBreak = (breakType, editor, evt) => {
    if (!editor.selection.isCollapsed()) {
      execEditorDeleteCommand(editor);
    }
    if (isNonNullable(evt)) {
      const event = fireBeforeInputEvent(editor, breakType.fakeEventName);
      if (event.isDefaultPrevented()) {
        return;
      }
    }
    breakType.insert(editor, evt);
    if (isNonNullable(evt)) {
      fireInputEvent(editor, breakType.fakeEventName);
    }
  };
  const insert$1 = (editor, evt) => {
    const br = () => insertBreak(linebreak, editor, evt);
    const block = () => insertBreak(blockbreak, editor, evt);
    const logicalAction = getAction(editor, evt);
    switch (getNewlineBehavior(editor)) {
      case "linebreak":
        logicalAction.fold(br, br, noop);
        break;
      case "block":
        logicalAction.fold(block, block, noop);
        break;
      case "invert":
        logicalAction.fold(block, br, noop);
        break;
      default:
        logicalAction.fold(br, block, noop);
        break;
    }
  };

  const platform$1 = detect$2();
  const isIOSSafari = platform$1.os.isiOS() && platform$1.browser.isSafari();
  const handleEnterKeyEvent = (editor, event) => {
    if (event.isDefaultPrevented()) {
      return;
    }
    event.preventDefault();
    endTypingLevelIgnoreLocks(editor.undoManager);
    editor.undoManager.transact(() => {
      insert$1(editor, event);
    });
  };
  const isCaretAfterKoreanCharacter = (rng) => {
    if (!rng.collapsed) {
      return false;
    }
    const startContainer = rng.startContainer;
    if (isText$a(startContainer)) {
      const koreanCharRegex =
        /^[\uAC00-\uD7AF\u1100-\u11FF\u3130-\u318F\uA960-\uA97F\uD7B0-\uD7FF]$/;
      const char = startContainer.data.charAt(rng.startOffset - 1);
      return koreanCharRegex.test(char);
    } else {
      return false;
    }
  };
  const setup$h = (editor) => {
    let iOSSafariKeydownBookmark = Optional.none();
    const iOSSafariKeydownOverride = (editor) => {
      iOSSafariKeydownBookmark = Optional.some(editor.selection.getBookmark());
      editor.undoManager.add();
    };
    const iOSSafariKeyupOverride = (editor, event) => {
      editor.undoManager.undo();
      iOSSafariKeydownBookmark.fold(noop, (b) =>
        editor.selection.moveToBookmark(b)
      );
      handleEnterKeyEvent(editor, event);
      iOSSafariKeydownBookmark = Optional.none();
    };
    editor.on("keydown", (event) => {
      if (event.keyCode === VK.ENTER) {
        if (
          isIOSSafari &&
          isCaretAfterKoreanCharacter(editor.selection.getRng())
        ) {
          iOSSafariKeydownOverride(editor);
        } else {
          handleEnterKeyEvent(editor, event);
        }
      }
    });
    editor.on("keyup", (event) => {
      if (event.keyCode === VK.ENTER) {
        iOSSafariKeydownBookmark.each(() =>
          iOSSafariKeyupOverride(editor, event)
        );
      }
    });
  };

  const executeKeydownOverride$2 = (editor, caret, evt) => {
    const isMac = Env.os.isMacOS() || Env.os.isiOS();
    execute(
      [
        {
          keyCode: VK.END,
          action: action(moveToLineEndPoint$1, editor, true),
        },
        {
          keyCode: VK.HOME,
          action: action(moveToLineEndPoint$1, editor, false),
        },
        ...(!isMac
          ? [
              {
                keyCode: VK.HOME,
                action: action(selectToEndPoint, editor, false),
                ctrlKey: true,
                shiftKey: true,
              },
              {
                keyCode: VK.END,
                action: action(selectToEndPoint, editor, true),
                ctrlKey: true,
                shiftKey: true,
              },
            ]
          : []),
        {
          keyCode: VK.END,
          action: action(moveToLineEndPoint, editor, true),
        },
        {
          keyCode: VK.HOME,
          action: action(moveToLineEndPoint, editor, false),
        },
        {
          keyCode: VK.END,
          action: action(moveToLineEndPoint$2, editor, true, caret),
        },
        {
          keyCode: VK.HOME,
          action: action(moveToLineEndPoint$2, editor, false, caret),
        },
      ],
      evt
    ).each((_) => {
      evt.preventDefault();
    });
  };
  const setup$g = (editor, caret) => {
    editor.on("keydown", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeydownOverride$2(editor, caret, evt);
      }
    });
  };

  const setup$f = (editor) => {
    editor.on("input", (e) => {
      if (!e.isComposing) {
        normalizeNbspsInEditor(editor);
      }
    });
  };

  const platform = detect$2();
  const executeKeyupAction = (editor, caret, evt) => {
    execute(
      [
        {
          keyCode: VK.PAGE_UP,
          action: action(moveToLineEndPoint$2, editor, false, caret),
        },
        {
          keyCode: VK.PAGE_DOWN,
          action: action(moveToLineEndPoint$2, editor, true, caret),
        },
      ],
      evt
    );
  };
  const stopImmediatePropagation = (e) => e.stopImmediatePropagation();
  const isPageUpDown = (evt) =>
    evt.keyCode === VK.PAGE_UP || evt.keyCode === VK.PAGE_DOWN;
  const setNodeChangeBlocker = (blocked, editor, block) => {
    if (block && !blocked.get()) {
      editor.on("NodeChange", stopImmediatePropagation, true);
    } else if (!block && blocked.get()) {
      editor.off("NodeChange", stopImmediatePropagation);
    }
    blocked.set(block);
  };
  const setup$e = (editor, caret) => {
    if (platform.os.isMacOS()) {
      return;
    }
    const blocked = Cell(false);
    editor.on("keydown", (evt) => {
      if (isPageUpDown(evt)) {
        setNodeChangeBlocker(blocked, editor, true);
      }
    });
    editor.on("keyup", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeyupAction(editor, caret, evt);
      }
      if (isPageUpDown(evt) && blocked.get()) {
        setNodeChangeBlocker(blocked, editor, false);
        editor.nodeChanged();
      }
    });
  };

  const insertTextAtPosition = (text, pos) => {
    const container = pos.container();
    const offset = pos.offset();
    if (isText$a(container)) {
      container.insertData(offset, text);
      return Optional.some(CaretPosition(container, offset + text.length));
    } else {
      return getElementFromPosition(pos).map((elm) => {
        const textNode = SugarElement.fromText(text);
        if (pos.isAtEnd()) {
          after$4(elm, textNode);
        } else {
          before$3(elm, textNode);
        }
        return CaretPosition(textNode.dom, text.length);
      });
    }
  };
  const insertNbspAtPosition = curry(insertTextAtPosition, nbsp);
  const insertSpaceAtPosition = curry(insertTextAtPosition, " ");

  const insertSpaceOrNbspAtPosition = (root, pos) =>
    needsToHaveNbsp(root, pos)
      ? insertNbspAtPosition(pos)
      : insertSpaceAtPosition(pos);
  const locationToCaretPosition = (root) => (location) =>
    location.fold(
      (element) => prevPosition(root.dom, CaretPosition.before(element)),
      (element) => firstPositionIn(element),
      (element) => lastPositionIn(element),
      (element) => nextPosition(root.dom, CaretPosition.after(element))
    );
  const insertInlineBoundarySpaceOrNbsp = (root, pos) => (checkPos) =>
    needsToHaveNbsp(root, checkPos)
      ? insertNbspAtPosition(pos)
      : insertSpaceAtPosition(pos);
  const setSelection = (editor) => (pos) => {
    editor.selection.setRng(pos.toRange());
    editor.nodeChanged();
  };
  const isInsideSummary = (domUtils, node) =>
    domUtils.isEditable(domUtils.getParent(node, "summary"));
  const insertSpaceOrNbspAtSelection = (editor) => {
    const pos = CaretPosition.fromRangeStart(editor.selection.getRng());
    const root = SugarElement.fromDom(editor.getBody());
    if (editor.selection.isCollapsed()) {
      const isInlineTarget$1 = curry(isInlineTarget, editor);
      const caretPosition = CaretPosition.fromRangeStart(
        editor.selection.getRng()
      );
      return readLocation(isInlineTarget$1, editor.getBody(), caretPosition)
        .bind(locationToCaretPosition(root))
        .map(
          (checkPos) => () =>
            insertInlineBoundarySpaceOrNbsp(
              root,
              pos
            )(checkPos).each(setSelection(editor))
        );
    } else {
      return Optional.none();
    }
  };
  const insertSpaceInSummaryAtSelectionOnFirefox = (editor) => {
    const insertSpaceThunk = () => {
      const root = SugarElement.fromDom(editor.getBody());
      if (!editor.selection.isCollapsed()) {
        editor.getDoc().execCommand("Delete");
      }
      const pos = CaretPosition.fromRangeStart(editor.selection.getRng());
      insertSpaceOrNbspAtPosition(root, pos).each(setSelection(editor));
    };
    return someIf(
      Env.browser.isFirefox() &&
        editor.selection.isEditable() &&
        isInsideSummary(editor.dom, editor.selection.getRng().startContainer),
      insertSpaceThunk
    );
  };

  const executeKeydownOverride$1 = (editor, evt) => {
    executeWithDelayedAction(
      [
        {
          keyCode: VK.SPACEBAR,
          action: action(insertSpaceOrNbspAtSelection, editor),
        },
        {
          keyCode: VK.SPACEBAR,
          action: action(insertSpaceInSummaryAtSelectionOnFirefox, editor),
        },
      ],
      evt
    ).each((applyAction) => {
      evt.preventDefault();
      const event = fireBeforeInputEvent(editor, "insertText", { data: " " });
      if (!event.isDefaultPrevented()) {
        applyAction();
        fireInputEvent(editor, "insertText", { data: " " });
      }
    });
  };
  const setup$d = (editor) => {
    editor.on("keydown", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeydownOverride$1(editor, evt);
      }
    });
  };

  const tableTabNavigation = (editor) => {
    if (hasTableTabNavigation(editor)) {
      return [
        {
          keyCode: VK.TAB,
          action: action(handleTab, editor, true),
        },
        {
          keyCode: VK.TAB,
          shiftKey: true,
          action: action(handleTab, editor, false),
        },
      ];
    } else {
      return [];
    }
  };
  const executeKeydownOverride = (editor, evt) => {
    execute([...tableTabNavigation(editor)], evt).each((_) => {
      evt.preventDefault();
    });
  };
  const setup$c = (editor) => {
    editor.on("keydown", (evt) => {
      if (!evt.isDefaultPrevented()) {
        executeKeydownOverride(editor, evt);
      }
    });
  };

  const setup$b = (editor) => {
    editor.addShortcut("Meta+P", "", "mcePrint");
    setup$j(editor);
    if (isRtc(editor)) {
      return Cell(null);
    } else {
      const caret = setupSelectedState(editor);
      setup$l(editor);
      setup$k(editor, caret);
      setup$i(editor, caret);
      setup$h(editor);
      setup$d(editor);
      setup$f(editor);
      setup$c(editor);
      setup$g(editor, caret);
      setup$e(editor, caret);
      return caret;
    }
  };

  class NodeChange {
    constructor(editor) {
      this.lastPath = [];
      this.editor = editor;
      let lastRng;
      const self = this;
      if (!("onselectionchange" in editor.getDoc())) {
        editor.on("NodeChange click mouseup keyup focus", (e) => {
          const nativeRng = editor.selection.getRng();
          const fakeRng = {
            startContainer: nativeRng.startContainer,
            startOffset: nativeRng.startOffset,
            endContainer: nativeRng.endContainer,
            endOffset: nativeRng.endOffset,
          };
          if (e.type === "nodechange" || !isEq$4(fakeRng, lastRng)) {
            editor.dispatch("SelectionChange");
          }
          lastRng = fakeRng;
        });
      }
      editor.on("contextmenu", () => {
        editor.dispatch("SelectionChange");
      });
      editor.on("SelectionChange", () => {
        const startElm = editor.selection.getStart(true);
        if (!startElm) {
          return;
        }
        if (
          hasAnyRanges(editor) &&
          !self.isSameElementPath(startElm) &&
          editor.dom.isChildOf(startElm, editor.getBody())
        ) {
          editor.nodeChanged({ selectionChange: true });
        }
      });
      editor.on("mouseup", (e) => {
        if (!e.isDefaultPrevented() && hasAnyRanges(editor)) {
          if (editor.selection.getNode().nodeName === "IMG") {
            Delay.setEditorTimeout(editor, () => {
              editor.nodeChanged();
            });
          } else {
            editor.nodeChanged();
          }
        }
      });
    }
    nodeChanged(args = {}) {
      const selection = this.editor.selection;
      let node;
      if (
        this.editor.initialized &&
        selection &&
        !shouldDisableNodeChange(this.editor) &&
        !this.editor.mode.isReadOnly()
      ) {
        const root = this.editor.getBody();
        node = selection.getStart(true) || root;
        if (
          node.ownerDocument !== this.editor.getDoc() ||
          !this.editor.dom.isChildOf(node, root)
        ) {
          node = root;
        }
        const parents = [];
        this.editor.dom.getParent(node, (node) => {
          if (node === root) {
            return true;
          } else {
            parents.push(node);
            return false;
          }
        });
        this.editor.dispatch("NodeChange", {
          ...args,
          element: node,
          parents,
        });
      }
    }
    isSameElementPath(startElm) {
      let i;
      const editor = this.editor;
      const currentPath = reverse(
        editor.dom.getParents(startElm, always, editor.getBody())
      );
      if (currentPath.length === this.lastPath.length) {
        for (i = currentPath.length; i >= 0; i--) {
          if (currentPath[i] !== this.lastPath[i]) {
            break;
          }
        }
        if (i === -1) {
          this.lastPath = currentPath;
          return true;
        }
      }
      this.lastPath = currentPath;
      return false;
    }
  }

  const imageId = generate$1("image");
  const getDragImage = (transfer) => {
    const dt = transfer;
    return Optional.from(dt[imageId]);
  };
  const setDragImage = (transfer, imageData) => {
    const dt = transfer;
    dt[imageId] = imageData;
  };

  const eventId = generate$1("event");
  const getEvent = (transfer) => {
    const dt = transfer;
    return Optional.from(dt[eventId]);
  };
  const mkSetEventFn = (type) => (transfer) => {
    const dt = transfer;
    dt[eventId] = type;
  };
  const setEvent = (transfer, type) => mkSetEventFn(type)(transfer);
  const setDragstartEvent = mkSetEventFn(0);
  const setDropEvent = mkSetEventFn(2);
  const setDragendEvent = mkSetEventFn(1);
  const checkEvent = (expectedType) => (transfer) => {
    const dt = transfer;
    return Optional.from(dt[eventId]).exists((type) => type === expectedType);
  };
  const isInDragStartEvent = checkEvent(0);

  const createEmptyFileList = () =>
    Object.freeze({
      length: 0,
      item: (_) => null,
    });

  const modeId = generate$1("mode");
  const getMode = (transfer) => {
    const dt = transfer;
    return Optional.from(dt[modeId]);
  };
  const mkSetModeFn = (mode) => (transfer) => {
    const dt = transfer;
    dt[modeId] = mode;
  };
  const setMode$1 = (transfer, mode) => mkSetModeFn(mode)(transfer);
  const setReadWriteMode = mkSetModeFn(0);
  const setReadOnlyMode = mkSetModeFn(2);
  const setProtectedMode = mkSetModeFn(1);
  const checkMode = (expectedMode) => (transfer) => {
    const dt = transfer;
    return Optional.from(dt[modeId]).exists((mode) => mode === expectedMode);
  };
  const isInReadWriteMode = checkMode(0);
  const isInProtectedMode = checkMode(1);

  const normalizeItems = (dataTransfer, itemsImpl) => ({
    ...itemsImpl,
    get length() {
      return itemsImpl.length;
    },
    add: (data, type) => {
      if (isInReadWriteMode(dataTransfer)) {
        if (isString(data)) {
          if (!isUndefined(type)) {
            return itemsImpl.add(data, type);
          }
        } else {
          return itemsImpl.add(data);
        }
      }
      return null;
    },
    remove: (idx) => {
      if (isInReadWriteMode(dataTransfer)) {
        itemsImpl.remove(idx);
      }
    },
    clear: () => {
      if (isInReadWriteMode(dataTransfer)) {
        itemsImpl.clear();
      }
    },
  });

  const validDropEffects = ["none", "copy", "link", "move"];
  const validEffectAlloweds = [
    "none",
    "copy",
    "copyLink",
    "copyMove",
    "link",
    "linkMove",
    "move",
    "all",
    "uninitialized",
  ];
  const createDataTransfer = () => {
    const dataTransferImpl = new window.DataTransfer();
    let dropEffect = "move";
    let effectAllowed = "all";
    const dataTransfer = {
      get dropEffect() {
        return dropEffect;
      },
      set dropEffect(effect) {
        if (contains$2(validDropEffects, effect)) {
          dropEffect = effect;
        }
      },
      get effectAllowed() {
        return effectAllowed;
      },
      set effectAllowed(allowed) {
        if (
          isInDragStartEvent(dataTransfer) &&
          contains$2(validEffectAlloweds, allowed)
        ) {
          effectAllowed = allowed;
        }
      },
      get items() {
        return normalizeItems(dataTransfer, dataTransferImpl.items);
      },
      get files() {
        if (isInProtectedMode(dataTransfer)) {
          return createEmptyFileList();
        } else {
          return dataTransferImpl.files;
        }
      },
      get types() {
        return dataTransferImpl.types;
      },
      setDragImage: (image, x, y) => {
        if (isInReadWriteMode(dataTransfer)) {
          setDragImage(dataTransfer, {
            image,
            x,
            y,
          });
          dataTransferImpl.setDragImage(image, x, y);
        }
      },
      getData: (format) => {
        if (isInProtectedMode(dataTransfer)) {
          return "";
        } else {
          return dataTransferImpl.getData(format);
        }
      },
      setData: (format, data) => {
        if (isInReadWriteMode(dataTransfer)) {
          dataTransferImpl.setData(format, data);
        }
      },
      clearData: (format) => {
        if (isInReadWriteMode(dataTransfer)) {
          dataTransferImpl.clearData(format);
        }
      },
    };
    setReadWriteMode(dataTransfer);
    return dataTransfer;
  };
  const cloneDataTransfer = (original) => {
    const clone = createDataTransfer();
    const originalMode = getMode(original);
    setReadOnlyMode(original);
    setDragstartEvent(clone);
    clone.dropEffect = original.dropEffect;
    clone.effectAllowed = original.effectAllowed;
    getDragImage(original).each((imageData) =>
      clone.setDragImage(imageData.image, imageData.x, imageData.y)
    );
    each$e(original.types, (type) => {
      if (type !== "Files") {
        clone.setData(type, original.getData(type));
      }
    });
    each$e(original.files, (file) => clone.items.add(file));
    getEvent(original).each((type) => {
      setEvent(clone, type);
    });
    originalMode.each((mode) => {
      setMode$1(original, mode);
      setMode$1(clone, mode);
    });
    return clone;
  };

  const getHtmlData = (dataTransfer) => {
    const html = dataTransfer.getData("text/html");
    return html === "" ? Optional.none() : Optional.some(html);
  };
  const setHtmlData = (dataTransfer, html) =>
    dataTransfer.setData("text/html", html);

  const internalMimeType = "x-tinymce/html";
  const internalHtmlMime = constant(internalMimeType);
  const internalMark = "<!-- " + internalMimeType + " -->";
  const mark = (html) => internalMark + html;
  const unmark = (html) => html.replace(internalMark, "");
  const isMarked = (html) => html.indexOf(internalMark) !== -1;

  const isPlainText = (text) => {
    return !/<(?:\/?(?!(?:div|p|br|span)>)\w+|(?:(?!(?:span style="white-space:\s?pre;?">)|br\s?\/>))\w+\s[^>]+)>/i.test(
      text
    );
  };
  const openContainer = (rootTag, rootAttrs) => {
    let tag = "<" + rootTag;
    const attrs = mapToArray(
      rootAttrs,
      (value, key) => key + '="' + Entities.encodeAllRaw(value) + '"'
    );
    if (attrs.length) {
      tag += " " + attrs.join(" ");
    }
    return tag + ">";
  };
  const toBlockElements = (text, rootTag, rootAttrs) => {
    const blocks = text.split(/\n\n/);
    const tagOpen = openContainer(rootTag, rootAttrs);
    const tagClose = "</" + rootTag + ">";
    const paragraphs = map$3(blocks, (p) => {
      return p.split(/\n/).join("<br />");
    });
    const stitch = (p) => {
      return tagOpen + p + tagClose;
    };
    return paragraphs.length === 1
      ? paragraphs[0]
      : map$3(paragraphs, stitch).join("");
  };

  const pasteBinDefaultContent = "%MCEPASTEBIN%";
  const create$6 = (editor, lastRngCell) => {
    const { dom, selection } = editor;
    const body = editor.getBody();
    lastRngCell.set(selection.getRng());
    const pasteBinElm = dom.add(
      editor.getBody(),
      "div",
      {
        id: "mcepastebin",
        class: "mce-pastebin",
        contentEditable: true,
        "data-mce-bogus": "all",
        style:
          "position: fixed; top: 50%; width: 10px; height: 10px; overflow: hidden; opacity: 0",
      },
      pasteBinDefaultContent
    );
    if (Env.browser.isFirefox()) {
      dom.setStyle(
        pasteBinElm,
        "left",
        dom.getStyle(body, "direction", true) === "rtl" ? 65535 : -65535
      );
    }
    dom.bind(pasteBinElm, "beforedeactivate focusin focusout", (e) => {
      e.stopPropagation();
    });
    pasteBinElm.focus();
    selection.select(pasteBinElm, true);
  };
  const remove = (editor, lastRngCell) => {
    const dom = editor.dom;
    if (getEl(editor)) {
      let pasteBinClone;
      const lastRng = lastRngCell.get();
      while ((pasteBinClone = getEl(editor))) {
        dom.remove(pasteBinClone);
        dom.unbind(pasteBinClone);
      }
      if (lastRng) {
        editor.selection.setRng(lastRng);
      }
    }
    lastRngCell.set(null);
  };
  const getEl = (editor) => editor.dom.get("mcepastebin");
  const isPasteBin = (elm) => isNonNullable(elm) && elm.id === "mcepastebin";
  const getHtml = (editor) => {
    const dom = editor.dom;
    const copyAndRemove = (toElm, fromElm) => {
      toElm.appendChild(fromElm);
      dom.remove(fromElm, true);
    };
    const [pasteBinElm, ...pasteBinClones] = filter$5(
      editor.getBody().childNodes,
      isPasteBin
    );
    each$e(pasteBinClones, (pasteBinClone) => {
      copyAndRemove(pasteBinElm, pasteBinClone);
    });
    const dirtyWrappers = dom.select("div[id=mcepastebin]", pasteBinElm);
    for (let i = dirtyWrappers.length - 1; i >= 0; i--) {
      const cleanWrapper = dom.create("div");
      pasteBinElm.insertBefore(cleanWrapper, dirtyWrappers[i]);
      copyAndRemove(cleanWrapper, dirtyWrappers[i]);
    }
    return pasteBinElm ? pasteBinElm.innerHTML : "";
  };
  const isDefaultPasteBinContent = (content) =>
    content === pasteBinDefaultContent;
  const PasteBin = (editor) => {
    const lastRng = Cell(null);
    return {
      create: () => create$6(editor, lastRng),
      remove: () => remove(editor, lastRng),
      getEl: () => getEl(editor),
      getHtml: () => getHtml(editor),
      getLastRng: lastRng.get,
    };
  };

  const filter$1 = (content, items) => {
    Tools.each(items, (v) => {
      if (is$4(v, RegExp)) {
        content = content.replace(v, "");
      } else {
        content = content.replace(v[0], v[1]);
      }
    });
    return content;
  };
  const innerText = (html) => {
    const schema = Schema();
    const domParser = DomParser({}, schema);
    let text = "";
    const voidElements = schema.getVoidElements();
    const ignoreElements = Tools.makeMap(
      "script noscript style textarea video audio iframe object",
      " "
    );
    const blockElements = schema.getBlockElements();
    const walk = (node) => {
      const name = node.name,
        currentNode = node;
      if (name === "br") {
        text += "\n";
        return;
      }
      if (name === "wbr") {
        return;
      }
      if (voidElements[name]) {
        text += " ";
      }
      if (ignoreElements[name]) {
        text += " ";
        return;
      }
      if (node.type === 3) {
        text += node.value;
      }
      if (!(node.name in schema.getVoidElements())) {
        let currentNode = node.firstChild;
        if (currentNode) {
          do {
            walk(currentNode);
          } while ((currentNode = currentNode.next));
        }
      }
      if (blockElements[name] && currentNode.next) {
        text += "\n";
        if (name === "p") {
          text += "\n";
        }
      }
    };
    html = filter$1(html, [/<!\[[^\]]+\]>/g]);
    walk(domParser.parse(html));
    return text;
  };
  const trimHtml = (html) => {
    const trimSpaces = (all, s1, s2) => {
      if (!s1 && !s2) {
        return " ";
      }
      return nbsp;
    };
    html = filter$1(html, [
      /^[\s\S]*<body[^>]*>\s*|\s*<\/body[^>]*>[\s\S]*$/gi,
      /<!--StartFragment-->|<!--EndFragment-->/g,
      [
        /( ?)<span class="Apple-converted-space">\u00a0<\/span>( ?)/g,
        trimSpaces,
      ],
      /<br class="Apple-interchange-newline">/g,
      /<br>$/i,
    ]);
    return html;
  };
  const createIdGenerator = (prefix) => {
    let count = 0;
    return () => {
      return prefix + count++;
    };
  };
  const getImageMimeType = (ext) => {
    const lowerExt = ext.toLowerCase();
    const mimeOverrides = {
      jpg: "jpeg",
      jpe: "jpeg",
      jfi: "jpeg",
      jif: "jpeg",
      jfif: "jpeg",
      pjpeg: "jpeg",
      pjp: "jpeg",
      svg: "svg+xml",
    };
    return Tools.hasOwn(mimeOverrides, lowerExt)
      ? "image/" + mimeOverrides[lowerExt]
      : "image/" + lowerExt;
  };

  const preProcess = (editor, html) => {
    const parser = DomParser(
      { sanitize: shouldSanitizeXss(editor) },
      editor.schema
    );
    parser.addNodeFilter("meta", (nodes) => {
      Tools.each(nodes, (node) => {
        node.remove();
      });
    });
    const fragment = parser.parse(html, {
      forced_root_block: false,
      isRootContent: true,
    });
    return HtmlSerializer({ validate: true }, editor.schema).serialize(
      fragment
    );
  };
  const processResult = (content, cancelled) => ({
    content,
    cancelled,
  });
  const postProcessFilter = (editor, html, internal) => {
    const tempBody = editor.dom.create("div", { style: "display:none" }, html);
    const postProcessArgs = firePastePostProcess(editor, tempBody, internal);
    return processResult(
      postProcessArgs.node.innerHTML,
      postProcessArgs.isDefaultPrevented()
    );
  };
  const filterContent = (editor, content, internal) => {
    const preProcessArgs = firePastePreProcess(editor, content, internal);
    const filteredContent = preProcess(editor, preProcessArgs.content);
    if (
      editor.hasEventListeners("PastePostProcess") &&
      !preProcessArgs.isDefaultPrevented()
    ) {
      return postProcessFilter(editor, filteredContent, internal);
    } else {
      return processResult(
        filteredContent,
        preProcessArgs.isDefaultPrevented()
      );
    }
  };
  const process = (editor, html, internal) => {
    return filterContent(editor, html, internal);
  };

  const pasteHtml$1 = (editor, html) => {
    editor.insertContent(html, {
      merge: shouldPasteMergeFormats(editor),
      paste: true,
    });
    return true;
  };
  const isAbsoluteUrl = (url) =>
    /^https?:\/\/[\w\-\/+=.,!;:&%@^~(){}?#]+$/i.test(url);
  const isImageUrl = (editor, url) => {
    return (
      isAbsoluteUrl(url) &&
      exists(getAllowedImageFileTypes(editor), (type) =>
        endsWith(url.toLowerCase(), `.${type.toLowerCase()}`)
      )
    );
  };
  const createImage = (editor, url, pasteHtmlFn) => {
    editor.undoManager.extra(
      () => {
        pasteHtmlFn(editor, url);
      },
      () => {
        editor.insertContent('<img src="' + url + '">');
      }
    );
    return true;
  };
  const createLink = (editor, url, pasteHtmlFn) => {
    editor.undoManager.extra(
      () => {
        pasteHtmlFn(editor, url);
      },
      () => {
        editor.execCommand("mceInsertLink", false, url);
      }
    );
    return true;
  };
  const linkSelection = (editor, html, pasteHtmlFn) =>
    !editor.selection.isCollapsed() && isAbsoluteUrl(html)
      ? createLink(editor, html, pasteHtmlFn)
      : false;
  const insertImage = (editor, html, pasteHtmlFn) =>
    isImageUrl(editor, html) ? createImage(editor, html, pasteHtmlFn) : false;
  const smartInsertContent = (editor, html) => {
    Tools.each([linkSelection, insertImage, pasteHtml$1], (action) => {
      return !action(editor, html, pasteHtml$1);
    });
  };
  const insertContent = (editor, html, pasteAsText) => {
    if (pasteAsText || !isSmartPasteEnabled(editor)) {
      pasteHtml$1(editor, html);
    } else {
      smartInsertContent(editor, html);
    }
  };

  const uniqueId = createIdGenerator("mceclip");
  const createPasteDataTransfer = (html) => {
    const dataTransfer = createDataTransfer();
    setHtmlData(dataTransfer, html);
    setReadOnlyMode(dataTransfer);
    return dataTransfer;
  };
  const doPaste = (
    editor,
    content,
    internal,
    pasteAsText,
    shouldSimulateInputEvent
  ) => {
    const res = process(editor, content, internal);
    if (!res.cancelled) {
      const content = res.content;
      const doPasteAction = () => insertContent(editor, content, pasteAsText);
      if (shouldSimulateInputEvent) {
        const args = fireBeforeInputEvent(editor, "insertFromPaste", {
          dataTransfer: createPasteDataTransfer(content),
        });
        if (!args.isDefaultPrevented()) {
          doPasteAction();
          fireInputEvent(editor, "insertFromPaste");
        }
      } else {
        doPasteAction();
      }
    }
  };
  const pasteHtml = (editor, html, internalFlag, shouldSimulateInputEvent) => {
    const internal = internalFlag ? internalFlag : isMarked(html);
    doPaste(editor, unmark(html), internal, false, shouldSimulateInputEvent);
  };
  const pasteText = (editor, text, shouldSimulateInputEvent) => {
    const encodedText = editor.dom.encode(text).replace(/\r\n/g, "\n");
    const normalizedText = normalize$4(encodedText, getPasteTabSpaces(editor));
    const html = toBlockElements(
      normalizedText,
      getForcedRootBlock(editor),
      getForcedRootBlockAttrs(editor)
    );
    doPaste(editor, html, false, true, shouldSimulateInputEvent);
  };
  const getDataTransferItems = (dataTransfer) => {
    const items = {};
    if (dataTransfer && dataTransfer.types) {
      for (let i = 0; i < dataTransfer.types.length; i++) {
        const contentType = dataTransfer.types[i];
        try {
          items[contentType] = dataTransfer.getData(contentType);
        } catch (ex) {
          items[contentType] = "";
        }
      }
    }
    return items;
  };
  const hasContentType = (clipboardContent, mimeType) =>
    mimeType in clipboardContent && clipboardContent[mimeType].length > 0;
  const hasHtmlOrText = (content) =>
    hasContentType(content, "text/html") ||
    hasContentType(content, "text/plain");
  const extractFilename = (editor, str) => {
    const m = str.match(/([\s\S]+?)(?:\.[a-z0-9.]+)$/i);
    return isNonNullable(m) ? editor.dom.encode(m[1]) : undefined;
  };
  const createBlobInfo = (editor, blobCache, file, base64) => {
    const id = uniqueId();
    const useFileName = shouldReuseFileName(editor) && isNonNullable(file.name);
    const name = useFileName ? extractFilename(editor, file.name) : id;
    const filename = useFileName ? file.name : undefined;
    const blobInfo = blobCache.create(id, file, base64, name, filename);
    blobCache.add(blobInfo);
    return blobInfo;
  };
  const pasteImage = (editor, imageItem) => {
    parseDataUri(imageItem.uri).each(({ data, type, base64Encoded }) => {
      const base64 = base64Encoded ? data : btoa(data);
      const file = imageItem.file;
      const blobCache = editor.editorUpload.blobCache;
      const existingBlobInfo = blobCache.getByData(base64, type);
      const blobInfo =
        existingBlobInfo !== null && existingBlobInfo !== void 0
          ? existingBlobInfo
          : createBlobInfo(editor, blobCache, file, base64);
      pasteHtml(editor, `<img src="${blobInfo.blobUri()}">`, false, true);
    });
  };
  const isClipboardEvent = (event) => event.type === "paste";
  const readFilesAsDataUris = (items) =>
    Promise.all(
      map$3(items, (file) => {
        return blobToDataUri(file).then((uri) => ({
          file,
          uri,
        }));
      })
    );
  const isImage = (editor) => {
    const allowedExtensions = getAllowedImageFileTypes(editor);
    return (file) =>
      startsWith(file.type, "image/") &&
      exists(allowedExtensions, (extension) => {
        return getImageMimeType(extension) === file.type;
      });
  };
  const getImagesFromDataTransfer = (editor, dataTransfer) => {
    const items = dataTransfer.items
      ? bind$3(from(dataTransfer.items), (item) => {
          return item.kind === "file" ? [item.getAsFile()] : [];
        })
      : [];
    const files = dataTransfer.files ? from(dataTransfer.files) : [];
    return filter$5(items.length > 0 ? items : files, isImage(editor));
  };
  const pasteImageData = (editor, e, rng) => {
    const dataTransfer = isClipboardEvent(e) ? e.clipboardData : e.dataTransfer;
    if (shouldPasteDataImages(editor) && dataTransfer) {
      const images = getImagesFromDataTransfer(editor, dataTransfer);
      if (images.length > 0) {
        e.preventDefault();
        readFilesAsDataUris(images).then((fileResults) => {
          if (rng) {
            editor.selection.setRng(rng);
          }
          each$e(fileResults, (result) => {
            pasteImage(editor, result);
          });
        });
        return true;
      }
    }
    return false;
  };
  const isBrokenAndroidClipboardEvent = (e) => {
    var _a, _b;
    return (
      Env.os.isAndroid() &&
      ((_b =
        (_a = e.clipboardData) === null || _a === void 0
          ? void 0
          : _a.items) === null || _b === void 0
        ? void 0
        : _b.length) === 0
    );
  };
  const isKeyboardPasteEvent = (e) =>
    (VK.metaKeyPressed(e) && e.keyCode === 86) ||
    (e.shiftKey && e.keyCode === 45);
  const insertClipboardContent = (
    editor,
    clipboardContent,
    html,
    plainTextMode,
    shouldSimulateInputEvent
  ) => {
    let content = trimHtml(html);
    const isInternal =
      hasContentType(clipboardContent, internalHtmlMime()) || isMarked(html);
    const isPlainTextHtml = !isInternal && isPlainText(content);
    const isAbsoluteUrl$1 = isAbsoluteUrl(content);
    if (
      isDefaultPasteBinContent(content) ||
      !content.length ||
      (isPlainTextHtml && !isAbsoluteUrl$1)
    ) {
      plainTextMode = true;
    }
    if (plainTextMode || isAbsoluteUrl$1) {
      if (hasContentType(clipboardContent, "text/plain") && isPlainTextHtml) {
        content = clipboardContent["text/plain"];
      } else {
        content = innerText(content);
      }
    }
    if (isDefaultPasteBinContent(content)) {
      return;
    }
    if (plainTextMode) {
      pasteText(editor, content, shouldSimulateInputEvent);
    } else {
      pasteHtml(editor, content, isInternal, shouldSimulateInputEvent);
    }
  };
  const registerEventHandlers = (editor, pasteBin, pasteFormat) => {
    let keyboardPastePlainTextState;
    const getLastRng = () => pasteBin.getLastRng() || editor.selection.getRng();
    editor.on("keydown", (e) => {
      if (isKeyboardPasteEvent(e) && !e.isDefaultPrevented()) {
        keyboardPastePlainTextState = e.shiftKey && e.keyCode === 86;
      }
    });
    editor.on("paste", (e) => {
      if (e.isDefaultPrevented() || isBrokenAndroidClipboardEvent(e)) {
        return;
      }
      const plainTextMode =
        pasteFormat.get() === "text" || keyboardPastePlainTextState;
      keyboardPastePlainTextState = false;
      const clipboardContent = getDataTransferItems(e.clipboardData);
      if (
        !hasHtmlOrText(clipboardContent) &&
        pasteImageData(editor, e, getLastRng())
      ) {
        return;
      }
      if (hasContentType(clipboardContent, "text/html")) {
        e.preventDefault();
        insertClipboardContent(
          editor,
          clipboardContent,
          clipboardContent["text/html"],
          plainTextMode,
          true
        );
      } else if (
        hasContentType(clipboardContent, "text/plain") &&
        hasContentType(clipboardContent, "text/uri-list")
      ) {
        e.preventDefault();
        insertClipboardContent(
          editor,
          clipboardContent,
          clipboardContent["text/plain"],
          plainTextMode,
          true
        );
      } else {
        pasteBin.create();
        Delay.setEditorTimeout(
          editor,
          () => {
            const html = pasteBin.getHtml();
            pasteBin.remove();
            insertClipboardContent(
              editor,
              clipboardContent,
              html,
              plainTextMode,
              false
            );
          },
          0
        );
      }
    });
  };
  const registerDataImageFilter = (editor) => {
    const isWebKitFakeUrl = (src) => startsWith(src, "webkit-fake-url");
    const isDataUri = (src) => startsWith(src, "data:");
    const isPasteInsert = (args) => {
      var _a;
      return (
        ((_a = args.data) === null || _a === void 0 ? void 0 : _a.paste) ===
        true
      );
    };
    editor.parser.addNodeFilter("img", (nodes, name, args) => {
      if (!shouldPasteDataImages(editor) && isPasteInsert(args)) {
        for (const node of nodes) {
          const src = node.attr("src");
          if (
            isString(src) &&
            !node.attr("data-mce-object") &&
            src !== Env.transparentSrc
          ) {
            if (isWebKitFakeUrl(src)) {
              node.remove();
            } else if (!shouldAllowHtmlDataUrls(editor) && isDataUri(src)) {
              node.remove();
            }
          }
        }
      }
    });
  };
  const registerEventsAndFilters = (editor, pasteBin, pasteFormat) => {
    registerEventHandlers(editor, pasteBin, pasteFormat);
    registerDataImageFilter(editor);
  };

  const togglePlainTextPaste = (editor, pasteFormat) => {
    if (pasteFormat.get() === "text") {
      pasteFormat.set("html");
      firePastePlainTextToggle(editor, false);
    } else {
      pasteFormat.set("text");
      firePastePlainTextToggle(editor, true);
    }
    editor.focus();
  };
  const register$1 = (editor, pasteFormat) => {
    editor.addCommand("mceTogglePlainTextPaste", () => {
      togglePlainTextPaste(editor, pasteFormat);
    });
    editor.addCommand("mceInsertClipboardContent", (ui, value) => {
      if (value.html) {
        pasteHtml(editor, value.html, value.internal, false);
      }
      if (value.text) {
        pasteText(editor, value.text, false);
      }
    });
  };

  const setHtml5Clipboard = (clipboardData, html, text) => {
    if (clipboardData) {
      try {
        clipboardData.clearData();
        clipboardData.setData("text/html", html);
        clipboardData.setData("text/plain", text);
        clipboardData.setData(internalHtmlMime(), html);
        return true;
      } catch (e) {
        return false;
      }
    } else {
      return false;
    }
  };
  const setClipboardData = (evt, data, fallback, done) => {
    if (setHtml5Clipboard(evt.clipboardData, data.html, data.text)) {
      evt.preventDefault();
      done();
    } else {
      fallback(data.html, done);
    }
  };
  const fallback = (editor) => (html, done) => {
    const { dom, selection } = editor;
    const outer = dom.create("div", {
      contenteditable: "false",
      "data-mce-bogus": "all",
    });
    const inner = dom.create("div", { contenteditable: "true" }, html);
    dom.setStyles(outer, {
      position: "fixed",
      top: "0",
      left: "-3000px",
      width: "1000px",
      overflow: "hidden",
    });
    outer.appendChild(inner);
    dom.add(editor.getBody(), outer);
    const range = selection.getRng();
    inner.focus();
    const offscreenRange = dom.createRng();
    offscreenRange.selectNodeContents(inner);
    selection.setRng(offscreenRange);
    Delay.setEditorTimeout(
      editor,
      () => {
        selection.setRng(range);
        dom.remove(outer);
        done();
      },
      0
    );
  };
  const getData = (editor) => ({
    html: mark(editor.selection.getContent({ contextual: true })),
    text: editor.selection.getContent({ format: "text" }),
  });
  const isTableSelection = (editor) =>
    !!editor.dom.getParent(
      editor.selection.getStart(),
      "td[data-mce-selected],th[data-mce-selected]",
      editor.getBody()
    );
  const hasSelectedContent = (editor) =>
    !editor.selection.isCollapsed() || isTableSelection(editor);
  const cut = (editor) => (evt) => {
    if (!evt.isDefaultPrevented() && hasSelectedContent(editor)) {
      setClipboardData(evt, getData(editor), fallback(editor), () => {
        if (Env.browser.isChromium() || Env.browser.isFirefox()) {
          const rng = editor.selection.getRng();
          Delay.setEditorTimeout(
            editor,
            () => {
              editor.selection.setRng(rng);
              editor.execCommand("Delete");
            },
            0
          );
        } else {
          editor.execCommand("Delete");
        }
      });
    }
  };
  const copy = (editor) => (evt) => {
    if (!evt.isDefaultPrevented() && hasSelectedContent(editor)) {
      setClipboardData(evt, getData(editor), fallback(editor), noop);
    }
  };
  const register = (editor) => {
    editor.on("cut", cut(editor));
    editor.on("copy", copy(editor));
  };

  const getCaretRangeFromEvent = (editor, e) => {
    var _a, _b;
    return RangeUtils.getCaretRangeFromPoint(
      (_a = e.clientX) !== null && _a !== void 0 ? _a : 0,
      (_b = e.clientY) !== null && _b !== void 0 ? _b : 0,
      editor.getDoc()
    );
  };
  const isPlainTextFileUrl = (content) => {
    const plainTextContent = content["text/plain"];
    return plainTextContent ? plainTextContent.indexOf("file://") === 0 : false;
  };
  const setFocusedRange = (editor, rng) => {
    editor.focus();
    if (rng) {
      editor.selection.setRng(rng);
    }
  };
  const hasImage = (dataTransfer) =>
    exists(dataTransfer.files, (file) => /^image\//.test(file.type));
  const needsCustomInternalDrop = (dom, schema, target, dropContent) => {
    const parentTransparent = dom.getParent(target, (node) =>
      isTransparentBlock(schema, node)
    );
    const inSummary = !isNull(dom.getParent(target, "summary"));
    if (inSummary) {
      return true;
    } else if (parentTransparent && has$2(dropContent, "text/html")) {
      const fragment = new DOMParser().parseFromString(
        dropContent["text/html"],
        "text/html"
      ).body;
      return !isNull(
        fragment.querySelector(parentTransparent.nodeName.toLowerCase())
      );
    } else {
      return false;
    }
  };
  const setupSummaryDeleteByDragFix = (editor) => {
    editor.on("input", (e) => {
      const hasNoSummary = (el) => isNull(el.querySelector("summary"));
      if (e.inputType === "deleteByDrag") {
        const brokenDetailElements = filter$5(
          editor.dom.select("details"),
          hasNoSummary
        );
        each$e(brokenDetailElements, (details) => {
          if (isBr$6(details.firstChild)) {
            details.firstChild.remove();
          }
          const summary = editor.dom.create("summary");
          summary.appendChild(createPaddingBr().dom);
          details.prepend(summary);
        });
      }
    });
  };
  const setup$a = (editor, draggingInternallyState) => {
    if (shouldPasteBlockDrop(editor)) {
      editor.on("dragend dragover draggesture dragdrop drop drag", (e) => {
        e.preventDefault();
        e.stopPropagation();
      });
    }
    if (!shouldPasteDataImages(editor)) {
      editor.on("drop", (e) => {
        const dataTransfer = e.dataTransfer;
        if (dataTransfer && hasImage(dataTransfer)) {
          e.preventDefault();
        }
      });
    }
    editor.on("drop", (e) => {
      if (e.isDefaultPrevented()) {
        return;
      }
      const rng = getCaretRangeFromEvent(editor, e);
      if (isNullable(rng)) {
        return;
      }
      const dropContent = getDataTransferItems(e.dataTransfer);
      const internal = hasContentType(dropContent, internalHtmlMime());
      if (
        (!hasHtmlOrText(dropContent) || isPlainTextFileUrl(dropContent)) &&
        pasteImageData(editor, e, rng)
      ) {
        return;
      }
      const internalContent = dropContent[internalHtmlMime()];
      const content =
        internalContent ||
        dropContent["text/html"] ||
        dropContent["text/plain"];
      const needsInternalDrop = needsCustomInternalDrop(
        editor.dom,
        editor.schema,
        rng.startContainer,
        dropContent
      );
      const isInternalDrop = draggingInternallyState.get();
      if (isInternalDrop && !needsInternalDrop) {
        return;
      }
      if (content) {
        e.preventDefault();
        Delay.setEditorTimeout(editor, () => {
          editor.undoManager.transact(() => {
            if (internalContent || (isInternalDrop && needsInternalDrop)) {
              editor.execCommand("Delete");
            }
            setFocusedRange(editor, rng);
            const trimmedContent = trimHtml(content);
            if (dropContent["text/html"]) {
              pasteHtml(editor, trimmedContent, internal, true);
            } else {
              pasteText(editor, trimmedContent, true);
            }
          });
        });
      }
    });
    editor.on("dragstart", (_e) => {
      draggingInternallyState.set(true);
    });
    editor.on("dragover dragend", (e) => {
      if (shouldPasteDataImages(editor) && !draggingInternallyState.get()) {
        e.preventDefault();
        setFocusedRange(editor, getCaretRangeFromEvent(editor, e));
      }
      if (e.type === "dragend") {
        draggingInternallyState.set(false);
      }
    });
    setupSummaryDeleteByDragFix(editor);
  };

  const setup$9 = (editor) => {
    const processEvent = (f) => (e) => {
      f(editor, e);
    };
    const preProcess = getPastePreProcess(editor);
    if (isFunction(preProcess)) {
      editor.on("PastePreProcess", processEvent(preProcess));
    }
    const postProcess = getPastePostProcess(editor);
    if (isFunction(postProcess)) {
      editor.on("PastePostProcess", processEvent(postProcess));
    }
  };

  const addPreProcessFilter = (editor, filterFunc) => {
    editor.on("PastePreProcess", (e) => {
      e.content = filterFunc(editor, e.content, e.internal);
    });
  };
  const rgbRegExp = /rgb\s*\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*\)/gi;
  const rgbToHex = (value) =>
    Tools.trim(value).replace(rgbRegExp, rgbaToHexString).toLowerCase();
  const removeWebKitStyles = (editor, content, internal) => {
    const webKitStylesOption = getPasteWebkitStyles(editor);
    if (
      internal ||
      webKitStylesOption === "all" ||
      !shouldPasteRemoveWebKitStyles(editor)
    ) {
      return content;
    }
    const webKitStyles = webKitStylesOption
      ? webKitStylesOption.split(/[, ]/)
      : [];
    if (webKitStyles && webKitStylesOption !== "none") {
      const dom = editor.dom,
        node = editor.selection.getNode();
      content = content.replace(
        /(<[^>]+) style="([^"]*)"([^>]*>)/gi,
        (all, before, value, after) => {
          const inputStyles = dom.parseStyle(dom.decode(value));
          const outputStyles = {};
          for (let i = 0; i < webKitStyles.length; i++) {
            const inputValue = inputStyles[webKitStyles[i]];
            let compareInput = inputValue;
            let currentValue = dom.getStyle(node, webKitStyles[i], true);
            if (/color/.test(webKitStyles[i])) {
              compareInput = rgbToHex(compareInput);
              currentValue = rgbToHex(currentValue);
            }
            if (currentValue !== compareInput) {
              outputStyles[webKitStyles[i]] = inputValue;
            }
          }
          const outputStyle = dom.serializeStyle(outputStyles, "span");
          if (outputStyle) {
            return before + ' style="' + outputStyle + '"' + after;
          }
          return before + after;
        }
      );
    } else {
      content = content.replace(/(<[^>]+) style="([^"]*)"([^>]*>)/gi, "$1$3");
    }
    content = content.replace(
      /(<[^>]+) data-mce-style="([^"]+)"([^>]*>)/gi,
      (all, before, value, after) => {
        return before + ' style="' + value + '"' + after;
      }
    );
    return content;
  };
  const setup$8 = (editor) => {
    if (Env.browser.isChromium() || Env.browser.isSafari()) {
      addPreProcessFilter(editor, removeWebKitStyles);
    }
  };

  const setup$7 = (editor) => {
    const draggingInternallyState = Cell(false);
    const pasteFormat = Cell(isPasteAsTextEnabled(editor) ? "text" : "html");
    const pasteBin = PasteBin(editor);
    setup$8(editor);
    register$1(editor, pasteFormat);
    setup$9(editor);
    editor.on("PreInit", () => {
      register(editor);
      setup$a(editor, draggingInternallyState);
      registerEventsAndFilters(editor, pasteBin, pasteFormat);
    });
  };

  const preventSummaryToggle = (editor) => {
    editor.on("click", (e) => {
      if (editor.dom.getParent(e.target, "details")) {
        e.preventDefault();
      }
    });
  };
  const filterDetails = (editor) => {
    editor.parser.addNodeFilter("details", (elms) => {
      const initialStateOption = getDetailsInitialState(editor);
      each$e(elms, (details) => {
        if (initialStateOption === "expanded") {
          details.attr("open", "open");
        } else if (initialStateOption === "collapsed") {
          details.attr("open", null);
        }
      });
    });
    editor.serializer.addNodeFilter("details", (elms) => {
      const serializedStateOption = getDetailsSerializedState(editor);
      each$e(elms, (details) => {
        if (serializedStateOption === "expanded") {
          details.attr("open", "open");
        } else if (serializedStateOption === "collapsed") {
          details.attr("open", null);
        }
      });
    });
  };
  const setup$6 = (editor) => {
    preventSummaryToggle(editor);
    filterDetails(editor);
  };

  const isBr = isBr$6;
  const isText = isText$a;
  const isContentEditableFalse$2 = (elm) => isContentEditableFalse$b(elm.dom);
  const isContentEditableTrue = (elm) => isContentEditableTrue$3(elm.dom);
  const isRoot = (rootNode) => (elm) => eq(SugarElement.fromDom(rootNode), elm);
  const getClosestScope = (node, rootNode) =>
    closest$4(
      SugarElement.fromDom(node),
      (elm) => isContentEditableTrue(elm) || isBlock$2(elm),
      isRoot(rootNode)
    ).getOr(SugarElement.fromDom(rootNode)).dom;
  const getClosestCef = (node, rootNode) =>
    closest$4(
      SugarElement.fromDom(node),
      isContentEditableFalse$2,
      isRoot(rootNode)
    );
  const findEdgeCaretCandidate = (startNode, scope, forward) => {
    const walker = new DomTreeWalker(startNode, scope);
    const next = forward ? walker.next.bind(walker) : walker.prev.bind(walker);
    let result = startNode;
    for (
      let current = forward ? startNode : next();
      current && !isBr(current);
      current = next()
    ) {
      if (isCaretCandidate$3(current)) {
        result = current;
      }
    }
    return result;
  };
  const findClosestBlockRange = (startRng, rootNode) => {
    const startPos = CaretPosition.fromRangeStart(startRng);
    const clickNode = startPos.getNode();
    const scope = getClosestScope(clickNode, rootNode);
    const startNode = findEdgeCaretCandidate(clickNode, scope, false);
    const endNode = findEdgeCaretCandidate(clickNode, scope, true);
    const rng = document.createRange();
    getClosestCef(startNode, scope).fold(
      () => {
        if (isText(startNode)) {
          rng.setStart(startNode, 0);
        } else {
          rng.setStartBefore(startNode);
        }
      },
      (cef) => rng.setStartBefore(cef.dom)
    );
    getClosestCef(endNode, scope).fold(
      () => {
        if (isText(endNode)) {
          rng.setEnd(endNode, endNode.data.length);
        } else {
          rng.setEndAfter(endNode);
        }
      },
      (cef) => rng.setEndAfter(cef.dom)
    );
    return rng;
  };
  const onTripleClickSelect = (editor) => {
    const rng = findClosestBlockRange(
      editor.selection.getRng(),
      editor.getBody()
    );
    editor.selection.setRng(normalize(rng));
  };
  const setup$5 = (editor) => {
    editor.on("mousedown", (e) => {
      if (e.detail >= 3) {
        e.preventDefault();
        onTripleClickSelect(editor);
      }
    });
  };

  var FakeCaretPosition;
  (function (FakeCaretPosition) {
    FakeCaretPosition["Before"] = "before";
    FakeCaretPosition["After"] = "after";
  })(FakeCaretPosition || (FakeCaretPosition = {}));
  const distanceToRectLeft = (clientRect, clientX) =>
    Math.abs(clientRect.left - clientX);
  const distanceToRectRight = (clientRect, clientX) =>
    Math.abs(clientRect.right - clientX);
  const isInsideY = (clientY, clientRect) =>
    clientY >= clientRect.top && clientY <= clientRect.bottom;
  const collidesY = (r1, r2) => r1.top < r2.bottom && r1.bottom > r2.top;
  const isOverlapping = (r1, r2) => {
    const overlap = overlapY(r1, r2) / Math.min(r1.height, r2.height);
    return collidesY(r1, r2) && overlap > 0.5;
  };
  const splitRectsPerAxis = (rects, y) => {
    const intersectingRects = filter$5(rects, (rect) => isInsideY(y, rect));
    return boundingClientRectFromRects(intersectingRects).fold(
      () => [[], rects],
      (boundingRect) => {
        const { pass: horizontal, fail: vertical } = partition$2(
          rects,
          (rect) => isOverlapping(rect, boundingRect)
        );
        return [horizontal, vertical];
      }
    );
  };
  const clientInfo = (rect, clientX) => {
    return {
      node: rect.node,
      position:
        distanceToRectLeft(rect, clientX) < distanceToRectRight(rect, clientX)
          ? FakeCaretPosition.Before
          : FakeCaretPosition.After,
    };
  };
  const horizontalDistance = (rect, x, _y) =>
    x > rect.left && x < rect.right
      ? 0
      : Math.min(Math.abs(rect.left - x), Math.abs(rect.right - x));
  const closestChildCaretCandidateNodeRect = (children, clientX, clientY) => {
    const caretCandidateRect = (rect) => {
      if (isCaretCandidate$3(rect.node)) {
        return Optional.some(rect);
      } else if (isElement$6(rect.node)) {
        return closestChildCaretCandidateNodeRect(
          from(rect.node.childNodes),
          clientX,
          clientY
        );
      } else {
        return Optional.none();
      }
    };
    const getClosestTextNode = (rects, distance) => {
      if (rects.length >= 2) {
        const r1 = caretCandidateRect(rects[0]).getOr(rects[0]);
        const r2 = caretCandidateRect(rects[1]).getOr(rects[1]);
        const deltaDistance = Math.abs(
          distance(r1, clientX, clientY) - distance(r2, clientX, clientY)
        );
        if (deltaDistance < 2) {
          if (isText$a(r1.node)) {
            return Optional.some(r1);
          } else if (isText$a(r2.node)) {
            return Optional.some(r2);
          }
        }
      }
      return Optional.none();
    };
    const findClosestCaretCandidateNodeRect = (rects, distance) => {
      const sortedRects = sort(
        rects,
        (r1, r2) =>
          distance(r1, clientX, clientY) - distance(r2, clientX, clientY)
      );
      return getClosestTextNode(sortedRects, distance).orThunk(() =>
        findMap(sortedRects, caretCandidateRect)
      );
    };
    const [horizontalRects, verticalRects] = splitRectsPerAxis(
      getClientRects(children),
      clientY
    );
    const { pass: above, fail: below } = partition$2(
      verticalRects,
      (rect) => rect.top < clientY
    );
    return findClosestCaretCandidateNodeRect(
      horizontalRects,
      horizontalDistance
    )
      .orThunk(() =>
        findClosestCaretCandidateNodeRect(below, distanceToRectEdgeFromXY)
      )
      .orThunk(() =>
        findClosestCaretCandidateNodeRect(above, distanceToRectEdgeFromXY)
      );
  };
  const traverseUp = (rootElm, scope, clientX, clientY) => {
    const helper = (scope, prevScope) => {
      const isDragGhostContainer = (node) =>
        isElement$6(node) && node.classList.contains("mce-drag-container");
      const childNodesWithoutGhost = filter$5(
        scope.dom.childNodes,
        not(isDragGhostContainer)
      );
      return prevScope
        .fold(
          () =>
            closestChildCaretCandidateNodeRect(
              childNodesWithoutGhost,
              clientX,
              clientY
            ),
          (prevScope) => {
            const uncheckedChildren = filter$5(
              childNodesWithoutGhost,
              (node) => node !== prevScope.dom
            );
            return closestChildCaretCandidateNodeRect(
              uncheckedChildren,
              clientX,
              clientY
            );
          }
        )
        .orThunk(() => {
          const parent = eq(scope, rootElm)
            ? Optional.none()
            : parentElement(scope);
          return parent.bind((newScope) =>
            helper(newScope, Optional.some(scope))
          );
        });
    };
    return helper(scope, Optional.none());
  };
  const closestCaretCandidateNodeRect = (root, clientX, clientY) => {
    const rootElm = SugarElement.fromDom(root);
    const ownerDoc = documentOrOwner(rootElm);
    const elementAtPoint = SugarElement.fromPoint(
      ownerDoc,
      clientX,
      clientY
    ).filter((elm) => contains(rootElm, elm));
    const element = elementAtPoint.getOr(rootElm);
    return traverseUp(rootElm, element, clientX, clientY);
  };
  const closestFakeCaretCandidate = (root, clientX, clientY) =>
    closestCaretCandidateNodeRect(root, clientX, clientY)
      .filter((rect) => isFakeCaretTarget(rect.node))
      .map((rect) => clientInfo(rect, clientX));

  const getAbsolutePosition = (elm) => {
    var _a, _b;
    const clientRect = elm.getBoundingClientRect();
    const doc = elm.ownerDocument;
    const docElem = doc.documentElement;
    const win = doc.defaultView;
    return {
      top:
        clientRect.top +
        ((_a = win === null || win === void 0 ? void 0 : win.scrollY) !==
          null && _a !== void 0
          ? _a
          : 0) -
        docElem.clientTop,
      left:
        clientRect.left +
        ((_b = win === null || win === void 0 ? void 0 : win.scrollX) !==
          null && _b !== void 0
          ? _b
          : 0) -
        docElem.clientLeft,
    };
  };
  const getBodyPosition = (editor) =>
    editor.inline
      ? getAbsolutePosition(editor.getBody())
      : {
          left: 0,
          top: 0,
        };
  const getScrollPosition = (editor) => {
    const body = editor.getBody();
    return editor.inline
      ? {
          left: body.scrollLeft,
          top: body.scrollTop,
        }
      : {
          left: 0,
          top: 0,
        };
  };
  const getBodyScroll = (editor) => {
    const body = editor.getBody(),
      docElm = editor.getDoc().documentElement;
    const inlineScroll = {
      left: body.scrollLeft,
      top: body.scrollTop,
    };
    const iframeScroll = {
      left: body.scrollLeft || docElm.scrollLeft,
      top: body.scrollTop || docElm.scrollTop,
    };
    return editor.inline ? inlineScroll : iframeScroll;
  };
  const getMousePosition = (editor, event) => {
    if (event.target.ownerDocument !== editor.getDoc()) {
      const iframePosition = getAbsolutePosition(
        editor.getContentAreaContainer()
      );
      const scrollPosition = getBodyScroll(editor);
      return {
        left: event.pageX - iframePosition.left + scrollPosition.left,
        top: event.pageY - iframePosition.top + scrollPosition.top,
      };
    }
    return {
      left: event.pageX,
      top: event.pageY,
    };
  };
  const calculatePosition = (bodyPosition, scrollPosition, mousePosition) => ({
    pageX: mousePosition.left - bodyPosition.left + scrollPosition.left,
    pageY: mousePosition.top - bodyPosition.top + scrollPosition.top,
  });
  const calc = (editor, event) =>
    calculatePosition(
      getBodyPosition(editor),
      getScrollPosition(editor),
      getMousePosition(editor, event)
    );

  const getTargetProps = (target) => ({
    target,
    srcElement: target,
  });
  const makeDndEventFromMouseEvent = (
    type,
    mouseEvent,
    target,
    dataTransfer
  ) => ({
    ...mouseEvent,
    dataTransfer,
    type,
    ...getTargetProps(target),
  });
  const makeDndEvent = (type, target, dataTransfer) => {
    const fail = die("Function not supported on simulated event.");
    const event = {
      bubbles: true,
      cancelBubble: false,
      cancelable: true,
      composed: false,
      currentTarget: null,
      defaultPrevented: false,
      eventPhase: 0,
      isTrusted: true,
      returnValue: false,
      timeStamp: 0,
      type,
      composedPath: fail,
      initEvent: fail,
      preventDefault: noop,
      stopImmediatePropagation: noop,
      stopPropagation: noop,
      AT_TARGET: window.Event.AT_TARGET,
      BUBBLING_PHASE: window.Event.BUBBLING_PHASE,
      CAPTURING_PHASE: window.Event.CAPTURING_PHASE,
      NONE: window.Event.NONE,
      altKey: false,
      button: 0,
      buttons: 0,
      clientX: 0,
      clientY: 0,
      ctrlKey: false,
      metaKey: false,
      movementX: 0,
      movementY: 0,
      offsetX: 0,
      offsetY: 0,
      pageX: 0,
      pageY: 0,
      relatedTarget: null,
      screenX: 0,
      screenY: 0,
      shiftKey: false,
      x: 0,
      y: 0,
      detail: 0,
      view: null,
      which: 0,
      initUIEvent: fail,
      initMouseEvent: fail,
      getModifierState: fail,
      dataTransfer,
      ...getTargetProps(target),
    };
    return event;
  };
  const makeDataTransferCopyForDragEvent = (dataTransfer, eventType) => {
    const copy = cloneDataTransfer(dataTransfer);
    if (eventType === "dragstart") {
      setDragstartEvent(copy);
      setReadWriteMode(copy);
    } else if (eventType === "drop") {
      setDropEvent(copy);
      setReadOnlyMode(copy);
    } else {
      setDragendEvent(copy);
      setProtectedMode(copy);
    }
    return copy;
  };
  const makeDragEvent = (type, target, dataTransfer, mouseEvent) => {
    const dataTransferForDispatch = makeDataTransferCopyForDragEvent(
      dataTransfer,
      type
    );
    return isUndefined(mouseEvent)
      ? makeDndEvent(type, target, dataTransferForDispatch)
      : makeDndEventFromMouseEvent(
          type,
          mouseEvent,
          target,
          dataTransferForDispatch
        );
  };

  const scrollPixelsPerInterval = 32;
  const scrollIntervalValue = 100;
  const mouseRangeToTriggerScrollInsideEditor = 8;
  const mouseRangeToTriggerScrollOutsideEditor = 16;
  const isContentEditableFalse$1 = isContentEditableFalse$b;
  const isContentEditable = or(
    isContentEditableFalse$1,
    isContentEditableTrue$3
  );
  const isDraggable = (dom, rootElm, elm) =>
    isContentEditableFalse$1(elm) &&
    elm !== rootElm &&
    dom.isEditable(elm.parentElement);
  const isValidDropTarget = (editor, targetElement, dragElement) => {
    if (isNullable(targetElement)) {
      return false;
    } else if (
      targetElement === dragElement ||
      editor.dom.isChildOf(targetElement, dragElement)
    ) {
      return false;
    } else {
      return editor.dom.isEditable(targetElement);
    }
  };
  const createGhost = (editor, elm, width, height) => {
    const dom = editor.dom;
    const clonedElm = elm.cloneNode(true);
    dom.setStyles(clonedElm, {
      width,
      height,
    });
    dom.setAttrib(clonedElm, "data-mce-selected", null);
    const ghostElm = dom.create("div", {
      class: "mce-drag-container",
      "data-mce-bogus": "all",
      unselectable: "on",
      contenteditable: "false",
    });
    dom.setStyles(ghostElm, {
      position: "absolute",
      opacity: 0.5,
      overflow: "hidden",
      border: 0,
      padding: 0,
      margin: 0,
      width,
      height,
    });
    dom.setStyles(clonedElm, {
      margin: 0,
      boxSizing: "border-box",
    });
    ghostElm.appendChild(clonedElm);
    return ghostElm;
  };
  const appendGhostToBody = (ghostElm, bodyElm) => {
    if (ghostElm.parentNode !== bodyElm) {
      bodyElm.appendChild(ghostElm);
    }
  };
  const scrollEditor = (direction, amount) => (win) => () => {
    const current = direction === "left" ? win.scrollX : win.scrollY;
    win.scroll({
      [direction]: current + amount,
      behavior: "smooth",
    });
  };
  const scrollLeft = scrollEditor("left", -scrollPixelsPerInterval);
  const scrollRight = scrollEditor("left", scrollPixelsPerInterval);
  const scrollUp = scrollEditor("top", -scrollPixelsPerInterval);
  const scrollDown = scrollEditor("top", scrollPixelsPerInterval);
  const moveGhost = (
    ghostElm,
    position,
    width,
    height,
    maxX,
    maxY,
    mouseY,
    mouseX,
    contentAreaContainer,
    win,
    state,
    mouseEventOriginatedFromWithinTheEditor
  ) => {
    let overflowX = 0,
      overflowY = 0;
    ghostElm.style.left = position.pageX + "px";
    ghostElm.style.top = position.pageY + "px";
    if (position.pageX + width > maxX) {
      overflowX = position.pageX + width - maxX;
    }
    if (position.pageY + height > maxY) {
      overflowY = position.pageY + height - maxY;
    }
    ghostElm.style.width = width - overflowX + "px";
    ghostElm.style.height = height - overflowY + "px";
    const clientHeight = contentAreaContainer.clientHeight;
    const clientWidth = contentAreaContainer.clientWidth;
    const outerMouseY =
      mouseY + contentAreaContainer.getBoundingClientRect().top;
    const outerMouseX =
      mouseX + contentAreaContainer.getBoundingClientRect().left;
    state.on((state) => {
      state.intervalId.clear();
      if (state.dragging && mouseEventOriginatedFromWithinTheEditor) {
        if (mouseY + mouseRangeToTriggerScrollInsideEditor >= clientHeight) {
          state.intervalId.set(scrollDown(win));
        } else if (mouseY - mouseRangeToTriggerScrollInsideEditor <= 0) {
          state.intervalId.set(scrollUp(win));
        } else if (
          mouseX + mouseRangeToTriggerScrollInsideEditor >=
          clientWidth
        ) {
          state.intervalId.set(scrollRight(win));
        } else if (mouseX - mouseRangeToTriggerScrollInsideEditor <= 0) {
          state.intervalId.set(scrollLeft(win));
        } else if (
          outerMouseY + mouseRangeToTriggerScrollOutsideEditor >=
          window.innerHeight
        ) {
          state.intervalId.set(scrollDown(window));
        } else if (outerMouseY - mouseRangeToTriggerScrollOutsideEditor <= 0) {
          state.intervalId.set(scrollUp(window));
        } else if (
          outerMouseX + mouseRangeToTriggerScrollOutsideEditor >=
          window.innerWidth
        ) {
          state.intervalId.set(scrollRight(window));
        } else if (outerMouseX - mouseRangeToTriggerScrollOutsideEditor <= 0) {
          state.intervalId.set(scrollLeft(window));
        }
      }
    });
  };
  const removeElement = (elm) => {
    if (elm && elm.parentNode) {
      elm.parentNode.removeChild(elm);
    }
  };
  const removeElementWithPadding = (dom, elm) => {
    const parentBlock = dom.getParent(elm.parentNode, dom.isBlock);
    removeElement(elm);
    if (
      parentBlock &&
      parentBlock !== dom.getRoot() &&
      dom.isEmpty(parentBlock)
    ) {
      fillWithPaddingBr(SugarElement.fromDom(parentBlock));
    }
  };
  const isLeftMouseButtonPressed = (e) => e.button === 0;
  const applyRelPos = (state, position) => ({
    pageX: position.pageX - state.relX,
    pageY: position.pageY + 5,
  });
  const start = (state, editor) => (e) => {
    if (isLeftMouseButtonPressed(e)) {
      const ceElm = find$2(
        editor.dom.getParents(e.target),
        isContentEditable
      ).getOr(null);
      if (
        isNonNullable(ceElm) &&
        isDraggable(editor.dom, editor.getBody(), ceElm)
      ) {
        const elmPos = editor.dom.getPos(ceElm);
        const bodyElm = editor.getBody();
        const docElm = editor.getDoc().documentElement;
        state.set({
          element: ceElm,
          dataTransfer: createDataTransfer(),
          dragging: false,
          screenX: e.screenX,
          screenY: e.screenY,
          maxX: (editor.inline ? bodyElm.scrollWidth : docElm.offsetWidth) - 2,
          maxY:
            (editor.inline ? bodyElm.scrollHeight : docElm.offsetHeight) - 2,
          relX: e.pageX - elmPos.x,
          relY: e.pageY - elmPos.y,
          width: ceElm.offsetWidth,
          height: ceElm.offsetHeight,
          ghost: createGhost(
            editor,
            ceElm,
            ceElm.offsetWidth,
            ceElm.offsetHeight
          ),
          intervalId: repeatable(scrollIntervalValue),
        });
      }
    }
  };
  const placeCaretAt = (editor, clientX, clientY) => {
    editor._selectionOverrides.hideFakeCaret();
    closestFakeCaretCandidate(editor.getBody(), clientX, clientY).fold(
      () => editor.selection.placeCaretAt(clientX, clientY),
      (caretInfo) => {
        const range = editor._selectionOverrides.showCaret(
          1,
          caretInfo.node,
          caretInfo.position === FakeCaretPosition.Before,
          false
        );
        if (range) {
          editor.selection.setRng(range);
        } else {
          editor.selection.placeCaretAt(clientX, clientY);
        }
      }
    );
  };
  const dispatchDragEvent = (
    editor,
    type,
    target,
    dataTransfer,
    mouseEvent
  ) => {
    if (type === "dragstart") {
      setHtmlData(dataTransfer, editor.dom.getOuterHTML(target));
    }
    const event = makeDragEvent(type, target, dataTransfer, mouseEvent);
    const args = editor.dispatch(type, event);
    return args;
  };
  const move = (state, editor) => {
    const throttledPlaceCaretAt = first$1(
      (clientX, clientY) => placeCaretAt(editor, clientX, clientY),
      0
    );
    editor.on("remove", throttledPlaceCaretAt.cancel);
    const state_ = state;
    return (e) =>
      state.on((state) => {
        const movement = Math.max(
          Math.abs(e.screenX - state.screenX),
          Math.abs(e.screenY - state.screenY)
        );
        if (!state.dragging && movement > 10) {
          const args = dispatchDragEvent(
            editor,
            "dragstart",
            state.element,
            state.dataTransfer,
            e
          );
          if (isNonNullable(args.dataTransfer)) {
            state.dataTransfer = args.dataTransfer;
          }
          if (args.isDefaultPrevented()) {
            return;
          }
          state.dragging = true;
          editor.focus();
        }
        if (state.dragging) {
          const mouseEventOriginatedFromWithinTheEditor =
            e.currentTarget === editor.getDoc().documentElement;
          const targetPos = applyRelPos(state, calc(editor, e));
          appendGhostToBody(state.ghost, editor.getBody());
          moveGhost(
            state.ghost,
            targetPos,
            state.width,
            state.height,
            state.maxX,
            state.maxY,
            e.clientY,
            e.clientX,
            editor.getContentAreaContainer(),
            editor.getWin(),
            state_,
            mouseEventOriginatedFromWithinTheEditor
          );
          throttledPlaceCaretAt.throttle(e.clientX, e.clientY);
        }
      });
  };
  const getRawTarget = (selection) => {
    const sel = selection.getSel();
    if (isNonNullable(sel)) {
      const rng = sel.getRangeAt(0);
      const startContainer = rng.startContainer;
      return isText$a(startContainer)
        ? startContainer.parentNode
        : startContainer;
    } else {
      return null;
    }
  };
  const drop = (state, editor) => (e) => {
    state.on((state) => {
      var _a;
      state.intervalId.clear();
      if (state.dragging) {
        if (
          isValidDropTarget(
            editor,
            getRawTarget(editor.selection),
            state.element
          )
        ) {
          const dropTarget =
            (_a = editor.getDoc().elementFromPoint(e.clientX, e.clientY)) !==
              null && _a !== void 0
              ? _a
              : editor.getBody();
          const args = dispatchDragEvent(
            editor,
            "drop",
            dropTarget,
            state.dataTransfer,
            e
          );
          if (!args.isDefaultPrevented()) {
            editor.undoManager.transact(() => {
              removeElementWithPadding(editor.dom, state.element);
              getHtmlData(state.dataTransfer).each((content) =>
                editor.insertContent(content)
              );
              editor._selectionOverrides.hideFakeCaret();
            });
          }
        }
        dispatchDragEvent(
          editor,
          "dragend",
          editor.getBody(),
          state.dataTransfer,
          e
        );
      }
    });
    removeDragState(state);
  };
  const stopDragging = (state, editor, e) => {
    state.on((state) => {
      state.intervalId.clear();
      if (state.dragging) {
        e.fold(
          () =>
            dispatchDragEvent(
              editor,
              "dragend",
              state.element,
              state.dataTransfer
            ),
          (mouseEvent) =>
            dispatchDragEvent(
              editor,
              "dragend",
              state.element,
              state.dataTransfer,
              mouseEvent
            )
        );
      }
    });
    removeDragState(state);
  };
  const stop = (state, editor) => (e) =>
    stopDragging(state, editor, Optional.some(e));
  const removeDragState = (state) => {
    state.on((state) => {
      state.intervalId.clear();
      removeElement(state.ghost);
    });
    state.clear();
  };
  const bindFakeDragEvents = (editor) => {
    const state = value$2();
    const pageDom = DOMUtils.DOM;
    const rootDocument = document;
    const dragStartHandler = start(state, editor);
    const dragHandler = move(state, editor);
    const dropHandler = drop(state, editor);
    const dragEndHandler = stop(state, editor);
    editor.on("mousedown", dragStartHandler);
    editor.on("mousemove", dragHandler);
    editor.on("mouseup", dropHandler);
    pageDom.bind(rootDocument, "mousemove", dragHandler);
    pageDom.bind(rootDocument, "mouseup", dragEndHandler);
    editor.on("remove", () => {
      pageDom.unbind(rootDocument, "mousemove", dragHandler);
      pageDom.unbind(rootDocument, "mouseup", dragEndHandler);
    });
    editor.on("keydown", (e) => {
      if (e.keyCode === VK.ESC) {
        stopDragging(state, editor, Optional.none());
      }
    });
  };
  const blockUnsupportedFileDrop = (editor) => {
    const preventFileDrop = (e) => {
      if (!e.isDefaultPrevented()) {
        const dataTransfer = e.dataTransfer;
        if (
          dataTransfer &&
          (contains$2(dataTransfer.types, "Files") ||
            dataTransfer.files.length > 0)
        ) {
          e.preventDefault();
          if (e.type === "drop") {
            displayError(editor, "Dropped file type is not supported");
          }
        }
      }
    };
    const preventFileDropIfUIElement = (e) => {
      if (isUIElement(editor, e.target)) {
        preventFileDrop(e);
      }
    };
    const setup = () => {
      const pageDom = DOMUtils.DOM;
      const dom = editor.dom;
      const doc = document;
      const editorRoot = editor.inline ? editor.getBody() : editor.getDoc();
      const eventNames = ["drop", "dragover"];
      each$e(eventNames, (name) => {
        pageDom.bind(doc, name, preventFileDropIfUIElement);
        dom.bind(editorRoot, name, preventFileDrop);
      });
      editor.on("remove", () => {
        each$e(eventNames, (name) => {
          pageDom.unbind(doc, name, preventFileDropIfUIElement);
          dom.unbind(editorRoot, name, preventFileDrop);
        });
      });
    };
    editor.on("init", () => {
      Delay.setEditorTimeout(editor, setup, 0);
    });
  };
  const init$2 = (editor) => {
    bindFakeDragEvents(editor);
    if (shouldBlockUnsupportedDrop(editor)) {
      blockUnsupportedFileDrop(editor);
    }
  };

  const setup$4 = (editor) => {
    const renderFocusCaret = first$1(() => {
      if (
        !editor.removed &&
        editor.getBody().contains(document.activeElement)
      ) {
        const rng = editor.selection.getRng();
        if (rng.collapsed) {
          const caretRange = renderRangeCaret(editor, rng, false);
          editor.selection.setRng(caretRange);
        }
      }
    }, 0);
    editor.on("focus", () => {
      renderFocusCaret.throttle();
    });
    editor.on("blur", () => {
      renderFocusCaret.cancel();
    });
  };

  const setup$3 = (editor) => {
    editor.on("init", () => {
      editor.on("focusin", (e) => {
        const target = e.target;
        if (isMedia$2(target)) {
          const ceRoot = getContentEditableRoot$1(editor.getBody(), target);
          const node = isContentEditableFalse$b(ceRoot) ? ceRoot : target;
          if (editor.selection.getNode() !== node) {
            selectNode(editor, node).each((rng) =>
              editor.selection.setRng(rng)
            );
          }
        }
      });
    });
  };

  const isContentEditableFalse = isContentEditableFalse$b;
  const getContentEditableRoot = (editor, node) =>
    getContentEditableRoot$1(editor.getBody(), node);
  const SelectionOverrides = (editor) => {
    const selection = editor.selection,
      dom = editor.dom;
    const rootNode = editor.getBody();
    const fakeCaret = FakeCaret(editor, rootNode, dom.isBlock, () =>
      hasFocus(editor)
    );
    const realSelectionId = "sel-" + dom.uniqueId();
    const elementSelectionAttr = "data-mce-selected";
    let selectedElement;
    const isFakeSelectionElement = (node) =>
      isNonNullable(node) && dom.hasClass(node, "mce-offscreen-selection");
    const isFakeSelectionTargetElement = (node) =>
      node !== rootNode &&
      (isContentEditableFalse(node) || isMedia$2(node)) &&
      dom.isChildOf(node, rootNode) &&
      dom.isEditable(node.parentNode);
    const setRange = (range) => {
      if (range) {
        selection.setRng(range);
      }
    };
    const showCaret = (direction, node, before, scrollIntoView = true) => {
      const e = editor.dispatch("ShowCaret", {
        target: node,
        direction,
        before,
      });
      if (e.isDefaultPrevented()) {
        return null;
      }
      if (scrollIntoView) {
        selection.scrollIntoView(node, direction === -1);
      }
      return fakeCaret.show(before, node);
    };
    const showBlockCaretContainer = (blockCaretContainer) => {
      if (blockCaretContainer.hasAttribute("data-mce-caret")) {
        showCaretContainerBlock(blockCaretContainer);
        selection.scrollIntoView(blockCaretContainer);
      }
    };
    const registerEvents = () => {
      editor.on("click", (e) => {
        if (!dom.isEditable(e.target)) {
          e.preventDefault();
          editor.focus();
        }
      });
      editor.on("blur NewBlock", removeElementSelection);
      editor.on("ResizeWindow FullscreenStateChanged", fakeCaret.reposition);
      editor.on(
        "tap",
        (e) => {
          const targetElm = e.target;
          const contentEditableRoot = getContentEditableRoot(editor, targetElm);
          if (isContentEditableFalse(contentEditableRoot)) {
            e.preventDefault();
            selectNode(editor, contentEditableRoot).each(setElementSelection);
          } else if (isFakeSelectionTargetElement(targetElm)) {
            selectNode(editor, targetElm).each(setElementSelection);
          }
        },
        true
      );
      editor.on("mousedown", (e) => {
        const targetElm = e.target;
        if (
          targetElm !== rootNode &&
          targetElm.nodeName !== "HTML" &&
          !dom.isChildOf(targetElm, rootNode)
        ) {
          return;
        }
        if (!isXYInContentArea(editor, e.clientX, e.clientY)) {
          return;
        }
        removeElementSelection();
        hideFakeCaret();
        const closestContentEditable = getContentEditableRoot(
          editor,
          targetElm
        );
        if (isContentEditableFalse(closestContentEditable)) {
          e.preventDefault();
          selectNode(editor, closestContentEditable).each(setElementSelection);
        } else {
          closestFakeCaretCandidate(rootNode, e.clientX, e.clientY).each(
            (caretInfo) => {
              e.preventDefault();
              const range = showCaret(
                1,
                caretInfo.node,
                caretInfo.position === FakeCaretPosition.Before,
                false
              );
              setRange(range);
              if (isElement$6(closestContentEditable)) {
                closestContentEditable.focus();
              } else {
                editor.getBody().focus();
              }
            }
          );
        }
      });
      editor.on("keypress", (e) => {
        if (VK.modifierPressed(e)) {
          return;
        }
        if (isContentEditableFalse(selection.getNode())) {
          e.preventDefault();
        }
      });
      editor.on("GetSelectionRange", (e) => {
        let rng = e.range;
        if (selectedElement) {
          if (!selectedElement.parentNode) {
            selectedElement = null;
            return;
          }
          rng = rng.cloneRange();
          rng.selectNode(selectedElement);
          e.range = rng;
        }
      });
      editor.on("SetSelectionRange", (e) => {
        e.range = normalizeVoidElementSelection(e.range);
        const rng = setElementSelection(e.range, e.forward);
        if (rng) {
          e.range = rng;
        }
      });
      const isPasteBin = (node) =>
        isElement$6(node) && node.id === "mcepastebin";
      editor.on("AfterSetSelectionRange", (e) => {
        const rng = e.range;
        const parent = rng.startContainer.parentElement;
        if (!isRangeInCaretContainer(rng) && !isPasteBin(parent)) {
          hideFakeCaret();
        }
        if (!isFakeSelectionElement(parent)) {
          removeElementSelection();
        }
      });
      init$2(editor);
      setup$4(editor);
      setup$3(editor);
    };
    const isWithinCaretContainer = (node) =>
      isCaretContainer$2(node) ||
      startsWithCaretContainer$1(node) ||
      endsWithCaretContainer$1(node);
    const isRangeInCaretContainer = (rng) =>
      isWithinCaretContainer(rng.startContainer) ||
      isWithinCaretContainer(rng.endContainer);
    const normalizeVoidElementSelection = (rng) => {
      const voidElements = editor.schema.getVoidElements();
      const newRng = dom.createRng();
      const startContainer = rng.startContainer;
      const startOffset = rng.startOffset;
      const endContainer = rng.endContainer;
      const endOffset = rng.endOffset;
      if (has$2(voidElements, startContainer.nodeName.toLowerCase())) {
        if (startOffset === 0) {
          newRng.setStartBefore(startContainer);
        } else {
          newRng.setStartAfter(startContainer);
        }
      } else {
        newRng.setStart(startContainer, startOffset);
      }
      if (has$2(voidElements, endContainer.nodeName.toLowerCase())) {
        if (endOffset === 0) {
          newRng.setEndBefore(endContainer);
        } else {
          newRng.setEndAfter(endContainer);
        }
      } else {
        newRng.setEnd(endContainer, endOffset);
      }
      return newRng;
    };
    const setupOffscreenSelection = (node, targetClone) => {
      const body = SugarElement.fromDom(editor.getBody());
      const doc = editor.getDoc();
      const realSelectionContainer = descendant(
        body,
        "#" + realSelectionId
      ).getOrThunk(() => {
        const newContainer = SugarElement.fromHtml(
          '<div data-mce-bogus="all" class="mce-offscreen-selection"></div>',
          doc
        );
        set$3(newContainer, "id", realSelectionId);
        append$1(body, newContainer);
        return newContainer;
      });
      const newRange = dom.createRng();
      empty(realSelectionContainer);
      append(realSelectionContainer, [
        SugarElement.fromText(nbsp, doc),
        SugarElement.fromDom(targetClone),
        SugarElement.fromText(nbsp, doc),
      ]);
      newRange.setStart(realSelectionContainer.dom.firstChild, 1);
      newRange.setEnd(realSelectionContainer.dom.lastChild, 0);
      setAll(realSelectionContainer, {
        top: dom.getPos(node, editor.getBody()).y + "px",
      });
      focus$1(realSelectionContainer);
      const sel = selection.getSel();
      if (sel) {
        sel.removeAllRanges();
        sel.addRange(newRange);
      }
      return newRange;
    };
    const selectElement = (elm) => {
      const targetClone = elm.cloneNode(true);
      const e = editor.dispatch("ObjectSelected", {
        target: elm,
        targetClone,
      });
      if (e.isDefaultPrevented()) {
        return null;
      }
      const range = setupOffscreenSelection(elm, e.targetClone);
      const nodeElm = SugarElement.fromDom(elm);
      each$e(
        descendants(
          SugarElement.fromDom(editor.getBody()),
          `*[${elementSelectionAttr}]`
        ),
        (elm) => {
          if (!eq(nodeElm, elm)) {
            remove$a(elm, elementSelectionAttr);
          }
        }
      );
      if (!dom.getAttrib(elm, elementSelectionAttr)) {
        elm.setAttribute(elementSelectionAttr, "1");
      }
      selectedElement = elm;
      hideFakeCaret();
      return range;
    };
    const setElementSelection = (range, forward) => {
      if (!range) {
        return null;
      }
      if (range.collapsed) {
        if (!isRangeInCaretContainer(range)) {
          const dir = forward ? 1 : -1;
          const caretPosition = getNormalizedRangeEndPoint(
            dir,
            rootNode,
            range
          );
          const beforeNode = caretPosition.getNode(!forward);
          if (isNonNullable(beforeNode)) {
            if (isFakeCaretTarget(beforeNode)) {
              return showCaret(
                dir,
                beforeNode,
                forward ? !caretPosition.isAtEnd() : false,
                false
              );
            }
            if (
              isCaretContainerInline(beforeNode) &&
              isContentEditableFalse$b(beforeNode.nextSibling)
            ) {
              const rng = dom.createRng();
              rng.setStart(beforeNode, 0);
              rng.setEnd(beforeNode, 0);
              return rng;
            }
          }
          const afterNode = caretPosition.getNode(forward);
          if (isNonNullable(afterNode)) {
            if (isFakeCaretTarget(afterNode)) {
              return showCaret(
                dir,
                afterNode,
                forward ? false : !caretPosition.isAtEnd(),
                false
              );
            }
            if (
              isCaretContainerInline(afterNode) &&
              isContentEditableFalse$b(afterNode.previousSibling)
            ) {
              const rng = dom.createRng();
              rng.setStart(afterNode, 1);
              rng.setEnd(afterNode, 1);
              return rng;
            }
          }
        }
        return null;
      }
      let startContainer = range.startContainer;
      let startOffset = range.startOffset;
      const endOffset = range.endOffset;
      if (
        isText$a(startContainer) &&
        startOffset === 0 &&
        isContentEditableFalse(startContainer.parentNode)
      ) {
        startContainer = startContainer.parentNode;
        startOffset = dom.nodeIndex(startContainer);
        startContainer = startContainer.parentNode;
      }
      if (!isElement$6(startContainer)) {
        return null;
      }
      if (
        endOffset === startOffset + 1 &&
        startContainer === range.endContainer
      ) {
        const node = startContainer.childNodes[startOffset];
        if (isFakeSelectionTargetElement(node)) {
          return selectElement(node);
        }
      }
      return null;
    };
    const removeElementSelection = () => {
      if (selectedElement) {
        selectedElement.removeAttribute(elementSelectionAttr);
      }
      descendant(
        SugarElement.fromDom(editor.getBody()),
        "#" + realSelectionId
      ).each(remove$5);
      selectedElement = null;
    };
    const destroy = () => {
      fakeCaret.destroy();
      selectedElement = null;
    };
    const hideFakeCaret = () => {
      fakeCaret.hide();
    };
    if (!isRtc(editor)) {
      registerEvents();
    }
    return {
      showCaret,
      showBlockCaretContainer,
      hideFakeCaret,
      destroy,
    };
  };

  const getNormalizedTextOffset = (container, offset) => {
    let normalizedOffset = offset;
    for (
      let node = container.previousSibling;
      isText$a(node);
      node = node.previousSibling
    ) {
      normalizedOffset += node.data.length;
    }
    return normalizedOffset;
  };
  const generatePath = (dom, root, node, offset, normalized) => {
    if (isText$a(node) && (offset < 0 || offset > node.data.length)) {
      return [];
    }
    const p =
      normalized && isText$a(node)
        ? [getNormalizedTextOffset(node, offset)]
        : [offset];
    let current = node;
    while (current !== root && current.parentNode) {
      p.push(dom.nodeIndex(current, normalized));
      current = current.parentNode;
    }
    return current === root ? p.reverse() : [];
  };
  const generatePathRange = (
    dom,
    root,
    startNode,
    startOffset,
    endNode,
    endOffset,
    normalized = false
  ) => {
    const start = generatePath(dom, root, startNode, startOffset, normalized);
    const end = generatePath(dom, root, endNode, endOffset, normalized);
    return {
      start,
      end,
    };
  };
  const resolvePath = (root, path) => {
    const nodePath = path.slice();
    const offset = nodePath.pop();
    if (!isNumber(offset)) {
      return Optional.none();
    } else {
      const resolvedNode = foldl(
        nodePath,
        (optNode, index) =>
          optNode.bind((node) => Optional.from(node.childNodes[index])),
        Optional.some(root)
      );
      return resolvedNode.bind((node) => {
        if (isText$a(node) && (offset < 0 || offset > node.data.length)) {
          return Optional.none();
        } else {
          return Optional.some({
            node,
            offset,
          });
        }
      });
    }
  };
  const resolvePathRange = (root, range) =>
    resolvePath(root, range.start).bind(
      ({ node: startNode, offset: startOffset }) =>
        resolvePath(root, range.end).map(
          ({ node: endNode, offset: endOffset }) => {
            const rng = document.createRange();
            rng.setStart(startNode, startOffset);
            rng.setEnd(endNode, endOffset);
            return rng;
          }
        )
    );
  const generatePathRangeFromRange = (dom, root, range, normalized = false) =>
    generatePathRange(
      dom,
      root,
      range.startContainer,
      range.startOffset,
      range.endContainer,
      range.endOffset,
      normalized
    );

  const cleanEmptyNodes = (dom, node, isRoot) => {
    if (node && dom.isEmpty(node) && !isRoot(node)) {
      const parent = node.parentNode;
      dom.remove(
        node,
        isText$a(node.firstChild) && isWhitespaceText(node.firstChild.data)
      );
      cleanEmptyNodes(dom, parent, isRoot);
    }
  };
  const deleteRng = (dom, rng, isRoot, clean = true) => {
    const startParent = rng.startContainer.parentNode;
    const endParent = rng.endContainer.parentNode;
    rng.deleteContents();
    if (clean && !isRoot(rng.startContainer)) {
      if (
        isText$a(rng.startContainer) &&
        rng.startContainer.data.length === 0
      ) {
        dom.remove(rng.startContainer);
      }
      if (isText$a(rng.endContainer) && rng.endContainer.data.length === 0) {
        dom.remove(rng.endContainer);
      }
      cleanEmptyNodes(dom, startParent, isRoot);
      if (startParent !== endParent) {
        cleanEmptyNodes(dom, endParent, isRoot);
      }
    }
  };
  const getParentBlock = (editor, rng) =>
    Optional.from(editor.dom.getParent(rng.startContainer, editor.dom.isBlock));
  const resolveFromDynamicPatterns = (patternSet, block, beforeText) => {
    const dynamicPatterns = patternSet.dynamicPatternsLookup({
      text: beforeText,
      block,
    });
    return {
      ...patternSet,
      blockPatterns: getBlockPatterns(dynamicPatterns).concat(
        patternSet.blockPatterns
      ),
      inlinePatterns: getInlinePatterns(dynamicPatterns).concat(
        patternSet.inlinePatterns
      ),
    };
  };
  const getBeforeText = (dom, block, node, offset) => {
    const rng = dom.createRng();
    rng.setStart(block, 0);
    rng.setEnd(node, offset);
    return rng.toString();
  };

  const startsWithSingleSpace = (s) => /^\s[^\s]/.test(s);
  const stripPattern = (dom, block, pattern) => {
    const firstTextNode = textAfter(block, 0, block);
    firstTextNode.each((spot) => {
      const node = spot.container;
      scanRight(node, pattern.start.length, block).each((end) => {
        const rng = dom.createRng();
        rng.setStart(node, 0);
        rng.setEnd(end.container, end.offset);
        deleteRng(dom, rng, (e) => e === block);
      });
      const text = SugarElement.fromDom(node);
      const textContent = get$3(text);
      if (startsWithSingleSpace(textContent)) {
        set(text, textContent.slice(1));
      }
    });
  };
  const applyPattern$1 = (editor, match) => {
    const dom = editor.dom;
    const pattern = match.pattern;
    const rng = resolvePathRange(dom.getRoot(), match.range).getOrDie(
      "Unable to resolve path range"
    );
    const isBlockFormatName = (name, formatter) => {
      const formatSet = formatter.get(name);
      return (
        isArray$1(formatSet) &&
        head(formatSet).exists((format) => has$2(format, "block"))
      );
    };
    getParentBlock(editor, rng).each((block) => {
      if (pattern.type === "block-format") {
        if (isBlockFormatName(pattern.format, editor.formatter)) {
          editor.undoManager.transact(() => {
            stripPattern(editor.dom, block, pattern);
            editor.formatter.apply(pattern.format);
          });
        }
      } else if (pattern.type === "block-command") {
        editor.undoManager.transact(() => {
          stripPattern(editor.dom, block, pattern);
          editor.execCommand(pattern.cmd, false, pattern.value);
        });
      }
    });
    return true;
  };
  const sortPatterns$1 = (patterns) =>
    sort(patterns, (a, b) => b.start.length - a.start.length);
  const findPattern$1 = (patterns, text) => {
    const sortedPatterns = sortPatterns$1(patterns);
    const nuText = text.replace(nbsp, " ");
    return find$2(
      sortedPatterns,
      (pattern) =>
        text.indexOf(pattern.start) === 0 || nuText.indexOf(pattern.start) === 0
    );
  };
  const findPatterns$1 = (editor, block, patternSet, normalizedMatches) => {
    var _a;
    const dom = editor.dom;
    const forcedRootBlock = getForcedRootBlock(editor);
    if (!dom.is(block, forcedRootBlock)) {
      return [];
    }
    const blockText =
      (_a = block.textContent) !== null && _a !== void 0 ? _a : "";
    return findPattern$1(patternSet.blockPatterns, blockText)
      .map((pattern) => {
        if (Tools.trim(blockText).length === pattern.start.length) {
          return [];
        }
        return [
          {
            pattern,
            range: generatePathRange(
              dom,
              dom.getRoot(),
              block,
              0,
              block,
              0,
              normalizedMatches
            ),
          },
        ];
      })
      .getOr([]);
  };
  const applyMatches$1 = (editor, matches) => {
    if (matches.length === 0) {
      return;
    }
    const bookmark = editor.selection.getBookmark();
    each$e(matches, (match) => applyPattern$1(editor, match));
    editor.selection.moveToBookmark(bookmark);
  };

  const newMarker = (dom, id) =>
    dom.create("span", {
      "data-mce-type": "bookmark",
      id,
    });
  const rangeFromMarker = (dom, marker) => {
    const rng = dom.createRng();
    rng.setStartAfter(marker.start);
    rng.setEndBefore(marker.end);
    return rng;
  };
  const createMarker = (dom, markerPrefix, pathRange) => {
    const rng = resolvePathRange(dom.getRoot(), pathRange).getOrDie(
      "Unable to resolve path range"
    );
    const startNode = rng.startContainer;
    const endNode = rng.endContainer;
    const textEnd =
      rng.endOffset === 0 ? endNode : endNode.splitText(rng.endOffset);
    const textStart =
      rng.startOffset === 0 ? startNode : startNode.splitText(rng.startOffset);
    const startParentNode = textStart.parentNode;
    const endParentNode = textEnd.parentNode;
    return {
      prefix: markerPrefix,
      end: endParentNode.insertBefore(
        newMarker(dom, markerPrefix + "-end"),
        textEnd
      ),
      start: startParentNode.insertBefore(
        newMarker(dom, markerPrefix + "-start"),
        textStart
      ),
    };
  };
  const removeMarker = (dom, marker, isRoot) => {
    cleanEmptyNodes(dom, dom.get(marker.prefix + "-end"), isRoot);
    cleanEmptyNodes(dom, dom.get(marker.prefix + "-start"), isRoot);
  };

  const isReplacementPattern = (pattern) => pattern.start.length === 0;
  const matchesPattern = (patternContent) => (element, offset) => {
    const text = element.data;
    const searchText = text.substring(0, offset);
    const startEndIndex = searchText.lastIndexOf(
      patternContent.charAt(patternContent.length - 1)
    );
    const startIndex = searchText.lastIndexOf(patternContent);
    if (startIndex !== -1) {
      return startIndex + patternContent.length;
    } else if (startEndIndex !== -1) {
      return startEndIndex + 1;
    } else {
      return -1;
    }
  };
  const findPatternStartFromSpot = (dom, pattern, block, spot) => {
    const startPattern = pattern.start;
    const startSpot = repeatLeft(
      dom,
      spot.container,
      spot.offset,
      matchesPattern(startPattern),
      block
    );
    return startSpot.bind((spot) => {
      var _a, _b;
      const startPatternIndex =
        (_b =
          (_a = block.textContent) === null || _a === void 0
            ? void 0
            : _a.indexOf(startPattern)) !== null && _b !== void 0
          ? _b
          : -1;
      const isCompleteMatch =
        startPatternIndex !== -1 &&
        spot.offset >= startPatternIndex + startPattern.length;
      if (isCompleteMatch) {
        const rng = dom.createRng();
        rng.setStart(spot.container, spot.offset - startPattern.length);
        rng.setEnd(spot.container, spot.offset);
        return Optional.some(rng);
      } else {
        const offset = spot.offset - startPattern.length;
        return scanLeft(spot.container, offset, block)
          .map((nextSpot) => {
            const rng = dom.createRng();
            rng.setStart(nextSpot.container, nextSpot.offset);
            rng.setEnd(spot.container, spot.offset);
            return rng;
          })
          .filter((rng) => rng.toString() === startPattern)
          .orThunk(() =>
            findPatternStartFromSpot(
              dom,
              pattern,
              block,
              point(spot.container, 0)
            )
          );
      }
    });
  };
  const findPatternStart = (
    dom,
    pattern,
    node,
    offset,
    block,
    requireGap = false
  ) => {
    if (pattern.start.length === 0 && !requireGap) {
      const rng = dom.createRng();
      rng.setStart(node, offset);
      rng.setEnd(node, offset);
      return Optional.some(rng);
    }
    return textBefore(node, offset, block).bind((spot) => {
      const start = findPatternStartFromSpot(dom, pattern, block, spot);
      return start.bind((startRange) => {
        var _a;
        if (requireGap) {
          if (
            startRange.endContainer === spot.container &&
            startRange.endOffset === spot.offset
          ) {
            return Optional.none();
          } else if (
            spot.offset === 0 &&
            ((_a = startRange.endContainer.textContent) === null ||
            _a === void 0
              ? void 0
              : _a.length) === startRange.endOffset
          ) {
            return Optional.none();
          }
        }
        return Optional.some(startRange);
      });
    });
  };
  const findPattern = (editor, block, details, normalizedMatches) => {
    const dom = editor.dom;
    const root = dom.getRoot();
    const pattern = details.pattern;
    const endNode = details.position.container;
    const endOffset = details.position.offset;
    return scanLeft(
      endNode,
      endOffset - details.pattern.end.length,
      block
    ).bind((spot) => {
      const endPathRng = generatePathRange(
        dom,
        root,
        spot.container,
        spot.offset,
        endNode,
        endOffset,
        normalizedMatches
      );
      if (isReplacementPattern(pattern)) {
        return Optional.some({
          matches: [
            {
              pattern,
              startRng: endPathRng,
              endRng: endPathRng,
            },
          ],
          position: spot,
        });
      } else {
        const resultsOpt = findPatternsRec(
          editor,
          details.remainingPatterns,
          spot.container,
          spot.offset,
          block,
          normalizedMatches
        );
        const results = resultsOpt.getOr({
          matches: [],
          position: spot,
        });
        const pos = results.position;
        const start = findPatternStart(
          dom,
          pattern,
          pos.container,
          pos.offset,
          block,
          resultsOpt.isNone()
        );
        return start.map((startRng) => {
          const startPathRng = generatePathRangeFromRange(
            dom,
            root,
            startRng,
            normalizedMatches
          );
          return {
            matches: results.matches.concat([
              {
                pattern,
                startRng: startPathRng,
                endRng: endPathRng,
              },
            ]),
            position: point(startRng.startContainer, startRng.startOffset),
          };
        });
      }
    });
  };
  const findPatternsRec = (
    editor,
    patterns,
    node,
    offset,
    block,
    normalizedMatches
  ) => {
    const dom = editor.dom;
    return textBefore(node, offset, dom.getRoot()).bind((endSpot) => {
      const text = getBeforeText(dom, block, node, offset);
      for (let i = 0; i < patterns.length; i++) {
        const pattern = patterns[i];
        if (!endsWith(text, pattern.end)) {
          continue;
        }
        const patternsWithoutCurrent = patterns.slice();
        patternsWithoutCurrent.splice(i, 1);
        const result = findPattern(
          editor,
          block,
          {
            pattern,
            remainingPatterns: patternsWithoutCurrent,
            position: endSpot,
          },
          normalizedMatches
        );
        if (result.isNone() && offset > 0) {
          return findPatternsRec(
            editor,
            patterns,
            node,
            offset - 1,
            block,
            normalizedMatches
          );
        }
        if (result.isSome()) {
          return result;
        }
      }
      return Optional.none();
    });
  };
  const applyPattern = (editor, pattern, patternRange) => {
    editor.selection.setRng(patternRange);
    if (pattern.type === "inline-format") {
      each$e(pattern.format, (format) => {
        editor.formatter.apply(format);
      });
    } else {
      editor.execCommand(pattern.cmd, false, pattern.value);
    }
  };
  const applyReplacementPattern = (editor, pattern, marker, isRoot) => {
    const markerRange = rangeFromMarker(editor.dom, marker);
    deleteRng(editor.dom, markerRange, isRoot);
    applyPattern(editor, pattern, markerRange);
  };
  const applyPatternWithContent = (
    editor,
    pattern,
    startMarker,
    endMarker,
    isRoot
  ) => {
    const dom = editor.dom;
    const markerEndRange = rangeFromMarker(dom, endMarker);
    const markerStartRange = rangeFromMarker(dom, startMarker);
    deleteRng(dom, markerStartRange, isRoot);
    deleteRng(dom, markerEndRange, isRoot);
    const patternMarker = {
      prefix: startMarker.prefix,
      start: startMarker.end,
      end: endMarker.start,
    };
    const patternRange = rangeFromMarker(dom, patternMarker);
    applyPattern(editor, pattern, patternRange);
  };
  const addMarkers = (dom, matches) => {
    const markerPrefix = generate$1("mce_textpattern");
    const matchesWithEnds = foldr(
      matches,
      (acc, match) => {
        const endMarker = createMarker(
          dom,
          markerPrefix + `_end${acc.length}`,
          match.endRng
        );
        return acc.concat([
          {
            ...match,
            endMarker,
          },
        ]);
      },
      []
    );
    return foldr(
      matchesWithEnds,
      (acc, match) => {
        const idx = matchesWithEnds.length - acc.length - 1;
        const startMarker = isReplacementPattern(match.pattern)
          ? match.endMarker
          : createMarker(dom, markerPrefix + `_start${idx}`, match.startRng);
        return acc.concat([
          {
            ...match,
            startMarker,
          },
        ]);
      },
      []
    );
  };
  const sortPatterns = (patterns) =>
    sort(patterns, (a, b) => b.end.length - a.end.length);
  const getBestMatches = (matches, matchesWithSortedPatterns) => {
    const hasSameMatches = forall(matches, (match) =>
      exists(
        matchesWithSortedPatterns,
        (sortedMatch) =>
          match.pattern.start === sortedMatch.pattern.start &&
          match.pattern.end === sortedMatch.pattern.end
      )
    );
    if (matches.length === matchesWithSortedPatterns.length) {
      if (hasSameMatches) {
        return matches;
      } else {
        return matchesWithSortedPatterns;
      }
    }
    return matches.length > matchesWithSortedPatterns.length
      ? matches
      : matchesWithSortedPatterns;
  };
  const findPatterns = (
    editor,
    block,
    node,
    offset,
    patternSet,
    normalizedMatches
  ) => {
    const matches = findPatternsRec(
      editor,
      patternSet.inlinePatterns,
      node,
      offset,
      block,
      normalizedMatches
    ).fold(
      () => [],
      (result) => result.matches
    );
    const matchesWithSortedPatterns = findPatternsRec(
      editor,
      sortPatterns(patternSet.inlinePatterns),
      node,
      offset,
      block,
      normalizedMatches
    ).fold(
      () => [],
      (result) => result.matches
    );
    return getBestMatches(matches, matchesWithSortedPatterns);
  };
  const applyMatches = (editor, matches) => {
    if (matches.length === 0) {
      return;
    }
    const dom = editor.dom;
    const bookmark = editor.selection.getBookmark();
    const matchesWithMarkers = addMarkers(dom, matches);
    each$e(matchesWithMarkers, (match) => {
      const block = dom.getParent(match.startMarker.start, dom.isBlock);
      const isRoot = (node) => node === block;
      if (isReplacementPattern(match.pattern)) {
        applyReplacementPattern(editor, match.pattern, match.endMarker, isRoot);
      } else {
        applyPatternWithContent(
          editor,
          match.pattern,
          match.startMarker,
          match.endMarker,
          isRoot
        );
      }
      removeMarker(dom, match.endMarker, isRoot);
      removeMarker(dom, match.startMarker, isRoot);
    });
    editor.selection.moveToBookmark(bookmark);
  };

  const handleEnter = (editor, patternSet) => {
    const rng = editor.selection.getRng();
    return getParentBlock(editor, rng)
      .map((block) => {
        var _a;
        const offset = Math.max(0, rng.startOffset);
        const dynamicPatternSet = resolveFromDynamicPatterns(
          patternSet,
          block,
          (_a = block.textContent) !== null && _a !== void 0 ? _a : ""
        );
        const inlineMatches = findPatterns(
          editor,
          block,
          rng.startContainer,
          offset,
          dynamicPatternSet,
          true
        );
        const blockMatches = findPatterns$1(
          editor,
          block,
          dynamicPatternSet,
          true
        );
        if (blockMatches.length > 0 || inlineMatches.length > 0) {
          editor.undoManager.add();
          editor.undoManager.extra(
            () => {
              editor.execCommand("mceInsertNewLine");
            },
            () => {
              editor.insertContent(zeroWidth);
              applyMatches(editor, inlineMatches);
              applyMatches$1(editor, blockMatches);
              const range = editor.selection.getRng();
              const spot = textBefore(
                range.startContainer,
                range.startOffset,
                editor.dom.getRoot()
              );
              editor.execCommand("mceInsertNewLine");
              spot.each((s) => {
                const node = s.container;
                if (node.data.charAt(s.offset - 1) === zeroWidth) {
                  node.deleteData(s.offset - 1, 1);
                  cleanEmptyNodes(
                    editor.dom,
                    node.parentNode,
                    (e) => e === editor.dom.getRoot()
                  );
                }
              });
            }
          );
          return true;
        }
        return false;
      })
      .getOr(false);
  };
  const handleInlineKey = (editor, patternSet) => {
    const rng = editor.selection.getRng();
    getParentBlock(editor, rng).map((block) => {
      const offset = Math.max(0, rng.startOffset - 1);
      const beforeText = getBeforeText(
        editor.dom,
        block,
        rng.startContainer,
        offset
      );
      const dynamicPatternSet = resolveFromDynamicPatterns(
        patternSet,
        block,
        beforeText
      );
      const inlineMatches = findPatterns(
        editor,
        block,
        rng.startContainer,
        offset,
        dynamicPatternSet,
        false
      );
      if (inlineMatches.length > 0) {
        editor.undoManager.transact(() => {
          applyMatches(editor, inlineMatches);
        });
      }
    });
  };
  const checkKeyEvent = (codes, event, predicate) => {
    for (let i = 0; i < codes.length; i++) {
      if (predicate(codes[i], event)) {
        return true;
      }
    }
    return false;
  };
  const checkKeyCode = (codes, event) =>
    checkKeyEvent(codes, event, (code, event) => {
      return code === event.keyCode && !VK.modifierPressed(event);
    });
  const checkCharCode = (chars, event) =>
    checkKeyEvent(chars, event, (chr, event) => {
      return chr.charCodeAt(0) === event.charCode;
    });

  const setup$2 = (editor) => {
    const charCodes = [",", ".", ";", ":", "!", "?"];
    const keyCodes = [32];
    const getPatternSet = () =>
      createPatternSet(getTextPatterns(editor), getTextPatternsLookup(editor));
    const hasDynamicPatterns = () => hasTextPatternsLookup(editor);
    editor.on(
      "keydown",
      (e) => {
        if (
          e.keyCode === 13 &&
          !VK.modifierPressed(e) &&
          editor.selection.isCollapsed()
        ) {
          const patternSet = getPatternSet();
          const hasPatterns =
            patternSet.inlinePatterns.length > 0 ||
            patternSet.blockPatterns.length > 0 ||
            hasDynamicPatterns();
          if (hasPatterns && handleEnter(editor, patternSet)) {
            e.preventDefault();
          }
        }
      },
      true
    );
    const handleInlineTrigger = () => {
      if (editor.selection.isCollapsed()) {
        const patternSet = getPatternSet();
        const hasPatterns =
          patternSet.inlinePatterns.length > 0 || hasDynamicPatterns();
        if (hasPatterns) {
          handleInlineKey(editor, patternSet);
        }
      }
    };
    editor.on("keyup", (e) => {
      if (checkKeyCode(keyCodes, e)) {
        handleInlineTrigger();
      }
    });
    editor.on("keypress", (e) => {
      if (checkCharCode(charCodes, e)) {
        Delay.setEditorTimeout(editor, handleInlineTrigger);
      }
    });
  };

  const setup$1 = (editor) => {
    setup$2(editor);
  };

  const Quirks = (editor) => {
    const each = Tools.each;
    const BACKSPACE = VK.BACKSPACE,
      DELETE = VK.DELETE,
      dom = editor.dom,
      selection = editor.selection,
      parser = editor.parser;
    const browser = Env.browser;
    const isGecko = browser.isFirefox();
    const isWebKit = browser.isChromium() || browser.isSafari();
    const isiOS = Env.deviceType.isiPhone() || Env.deviceType.isiPad();
    const isMac = Env.os.isMacOS() || Env.os.isiOS();
    const setEditorCommandState = (cmd, state) => {
      try {
        editor.getDoc().execCommand(cmd, false, String(state));
      } catch (ex) {}
    };
    const isDefaultPrevented = (e) => {
      return e.isDefaultPrevented();
    };
    const emptyEditorWhenDeleting = () => {
      const serializeRng = (rng) => {
        const body = dom.create("body");
        const contents = rng.cloneContents();
        body.appendChild(contents);
        return selection.serializer.serialize(body, { format: "html" });
      };
      const allContentsSelected = (rng) => {
        const selection = serializeRng(rng);
        const allRng = dom.createRng();
        allRng.selectNode(editor.getBody());
        const allSelection = serializeRng(allRng);
        return selection === allSelection;
      };
      const hasPreservedEmptyElements = (elm) => {
        const scope = SugarElement.fromDom(elm);
        const isEditableHost = (elm) =>
          parentElement(elm).exists((elm) => !isEditable$3(elm));
        return exists(
          descendants(scope, '[contenteditable="true"]'),
          isEditableHost
        );
      };
      editor.on("keydown", (e) => {
        const keyCode = e.keyCode;
        if (
          !isDefaultPrevented(e) &&
          (keyCode === DELETE || keyCode === BACKSPACE) &&
          editor.selection.isEditable()
        ) {
          const isCollapsed = editor.selection.isCollapsed();
          const body = editor.getBody();
          if (
            isCollapsed &&
            (!dom.isEmpty(body) || hasPreservedEmptyElements(body))
          ) {
            return;
          }
          if (!isCollapsed && !allContentsSelected(editor.selection.getRng())) {
            return;
          }
          e.preventDefault();
          editor.setContent("");
          if (body.firstChild && dom.isBlock(body.firstChild)) {
            editor.selection.setCursorLocation(body.firstChild, 0);
          } else {
            editor.selection.setCursorLocation(body, 0);
          }
          editor.nodeChanged();
        }
      });
    };
    const selectAll = () => {
      editor.shortcuts.add("meta+a", null, "SelectAll");
    };
    const documentElementEditingFocus = () => {
      if (!editor.inline) {
        dom.bind(editor.getDoc(), "mousedown mouseup", (e) => {
          let rng;
          if (e.target === editor.getDoc().documentElement) {
            rng = selection.getRng();
            editor.getBody().focus();
            if (e.type === "mousedown") {
              if (isCaretContainer$2(rng.startContainer)) {
                return;
              }
              selection.placeCaretAt(e.clientX, e.clientY);
            } else {
              selection.setRng(rng);
            }
          }
        });
      }
    };
    const removeHrOnBackspace = () => {
      editor.on("keydown", (e) => {
        if (!isDefaultPrevented(e) && e.keyCode === BACKSPACE) {
          if (!editor.getBody().getElementsByTagName("hr").length) {
            return;
          }
          if (selection.isCollapsed() && selection.getRng().startOffset === 0) {
            const node = selection.getNode();
            const previousSibling = node.previousSibling;
            if (node.nodeName === "HR") {
              dom.remove(node);
              e.preventDefault();
              return;
            }
            if (
              previousSibling &&
              previousSibling.nodeName &&
              previousSibling.nodeName.toLowerCase() === "hr"
            ) {
              dom.remove(previousSibling);
              e.preventDefault();
            }
          }
        }
      });
    };
    const focusBody = () => {
      if (!Range.prototype.getClientRects) {
        editor.on("mousedown", (e) => {
          if (!isDefaultPrevented(e) && e.target.nodeName === "HTML") {
            const body = editor.getBody();
            body.blur();
            Delay.setEditorTimeout(editor, () => {
              body.focus();
            });
          }
        });
      }
    };
    const selectControlElements = () => {
      const visualAidsAnchorClass = getVisualAidsAnchorClass(editor);
      editor.on("click", (e) => {
        const target = e.target;
        if (
          /^(IMG|HR)$/.test(target.nodeName) &&
          dom.isEditable(target.parentNode)
        ) {
          e.preventDefault();
          editor.selection.select(target);
          editor.nodeChanged();
        }
        if (
          target.nodeName === "A" &&
          dom.hasClass(target, visualAidsAnchorClass) &&
          target.childNodes.length === 0 &&
          dom.isEditable(target.parentNode)
        ) {
          e.preventDefault();
          selection.select(target);
        }
      });
    };
    const removeStylesWhenDeletingAcrossBlockElements = () => {
      const getAttributeApplyFunction = () => {
        const template = dom.getAttribs(selection.getStart().cloneNode(false));
        return () => {
          const target = selection.getStart();
          if (target !== editor.getBody()) {
            dom.setAttrib(target, "style", null);
            each(template, (attr) => {
              target.setAttributeNode(attr.cloneNode(true));
            });
          }
        };
      };
      const isSelectionAcrossElements = () => {
        return (
          !selection.isCollapsed() &&
          dom.getParent(selection.getStart(), dom.isBlock) !==
            dom.getParent(selection.getEnd(), dom.isBlock)
        );
      };
      editor.on("keypress", (e) => {
        let applyAttributes;
        if (
          !isDefaultPrevented(e) &&
          (e.keyCode === 8 || e.keyCode === 46) &&
          isSelectionAcrossElements()
        ) {
          applyAttributes = getAttributeApplyFunction();
          editor.getDoc().execCommand("delete", false);
          applyAttributes();
          e.preventDefault();
          return false;
        } else {
          return true;
        }
      });
      dom.bind(editor.getDoc(), "cut", (e) => {
        if (!isDefaultPrevented(e) && isSelectionAcrossElements()) {
          const applyAttributes = getAttributeApplyFunction();
          Delay.setEditorTimeout(editor, () => {
            applyAttributes();
          });
        }
      });
    };
    const disableBackspaceIntoATable = () => {
      editor.on("keydown", (e) => {
        if (!isDefaultPrevented(e) && e.keyCode === BACKSPACE) {
          if (selection.isCollapsed() && selection.getRng().startOffset === 0) {
            const previousSibling = selection.getNode().previousSibling;
            if (
              previousSibling &&
              previousSibling.nodeName &&
              previousSibling.nodeName.toLowerCase() === "table"
            ) {
              e.preventDefault();
              return false;
            }
          }
        }
        return true;
      });
    };
    const removeBlockQuoteOnBackSpace = () => {
      editor.on("keydown", (e) => {
        if (isDefaultPrevented(e) || e.keyCode !== VK.BACKSPACE) {
          return;
        }
        let rng = selection.getRng();
        const container = rng.startContainer;
        const offset = rng.startOffset;
        const root = dom.getRoot();
        let parent = container;
        if (!rng.collapsed || offset !== 0) {
          return;
        }
        while (
          parent.parentNode &&
          parent.parentNode.firstChild === parent &&
          parent.parentNode !== root
        ) {
          parent = parent.parentNode;
        }
        if (parent.nodeName === "BLOCKQUOTE") {
          editor.formatter.toggle("blockquote", undefined, parent);
          rng = dom.createRng();
          rng.setStart(container, 0);
          rng.setEnd(container, 0);
          selection.setRng(rng);
        }
      });
    };
    const setGeckoEditingOptions = () => {
      const setOpts = () => {
        setEditorCommandState("StyleWithCSS", false);
        setEditorCommandState("enableInlineTableEditing", false);
        if (!getObjectResizing(editor)) {
          setEditorCommandState("enableObjectResizing", false);
        }
      };
      if (!isReadOnly$1(editor)) {
        editor.on("BeforeExecCommand mousedown", setOpts);
      }
    };
    const addBrAfterLastLinks = () => {
      const fixLinks = () => {
        each(dom.select("a:not([data-mce-block])"), (node) => {
          var _a;
          let parentNode = node.parentNode;
          const root = dom.getRoot();
          if (
            (parentNode === null || parentNode === void 0
              ? void 0
              : parentNode.lastChild) === node
          ) {
            while (parentNode && !dom.isBlock(parentNode)) {
              if (
                ((_a = parentNode.parentNode) === null || _a === void 0
                  ? void 0
                  : _a.lastChild) !== parentNode ||
                parentNode === root
              ) {
                return;
              }
              parentNode = parentNode.parentNode;
            }
            dom.add(parentNode, "br", { "data-mce-bogus": 1 });
          }
        });
      };
      editor.on("SetContent ExecCommand", (e) => {
        if (e.type === "setcontent" || e.command === "mceInsertLink") {
          fixLinks();
        }
      });
    };
    const setDefaultBlockType = () => {
      editor.on("init", () => {
        setEditorCommandState(
          "DefaultParagraphSeparator",
          getForcedRootBlock(editor)
        );
      });
    };
    const isAllContentSelected = (editor) => {
      const body = editor.getBody();
      const rng = editor.selection.getRng();
      return (
        rng.startContainer === rng.endContainer &&
        rng.startContainer === body &&
        rng.startOffset === 0 &&
        rng.endOffset === body.childNodes.length
      );
    };
    const normalizeSelection = () => {
      editor.on(
        "keyup focusin mouseup",
        (e) => {
          if (!VK.modifierPressed(e) && !isAllContentSelected(editor)) {
            selection.normalize();
          }
        },
        true
      );
    };
    const showBrokenImageIcon = () => {
      editor.contentStyles.push(
        "img:-moz-broken {" +
          "-moz-force-broken-image-icon:1;" +
          "min-width:24px;" +
          "min-height:24px" +
          "}"
      );
    };
    const restoreFocusOnKeyDown = () => {
      if (!editor.inline) {
        editor.on("keydown", () => {
          if (document.activeElement === document.body) {
            editor.getWin().focus();
          }
        });
      }
    };
    const bodyHeight = () => {
      if (!editor.inline) {
        editor.contentStyles.push("body {min-height: 150px}");
        editor.on("click", (e) => {
          let rng;
          if (e.target.nodeName === "HTML") {
            rng = editor.selection.getRng();
            editor.getBody().focus();
            editor.selection.setRng(rng);
            editor.selection.normalize();
            editor.nodeChanged();
          }
        });
      }
    };
    const blockCmdArrowNavigation = () => {
      if (isMac) {
        editor.on("keydown", (e) => {
          if (
            VK.metaKeyPressed(e) &&
            !e.shiftKey &&
            (e.keyCode === 37 || e.keyCode === 39)
          ) {
            e.preventDefault();
            const selection = editor.selection.getSel();
            selection.modify(
              "move",
              e.keyCode === 37 ? "backward" : "forward",
              "lineboundary"
            );
          }
        });
      }
    };
    const tapLinksAndImages = () => {
      editor.on("click", (e) => {
        let elm = e.target;
        do {
          if (elm.tagName === "A") {
            e.preventDefault();
            return;
          }
        } while ((elm = elm.parentNode));
      });
      editor.contentStyles.push(
        ".mce-content-body {-webkit-touch-callout: none}"
      );
    };
    const blockFormSubmitInsideEditor = () => {
      editor.on("init", () => {
        editor.dom.bind(editor.getBody(), "submit", (e) => {
          e.preventDefault();
        });
      });
    };
    const removeAppleInterchangeBrs = () => {
      parser.addNodeFilter("br", (nodes) => {
        let i = nodes.length;
        while (i--) {
          if (nodes[i].attr("class") === "Apple-interchange-newline") {
            nodes[i].remove();
          }
        }
      });
    };
    const refreshContentEditable = noop;
    const isHidden = () => {
      if (!isGecko || editor.removed) {
        return false;
      }
      const sel = editor.selection.getSel();
      return !sel || !sel.rangeCount || sel.rangeCount === 0;
    };
    const setupRtc = () => {
      if (isWebKit) {
        documentElementEditingFocus();
        selectControlElements();
        blockFormSubmitInsideEditor();
        selectAll();
        if (isiOS) {
          restoreFocusOnKeyDown();
          bodyHeight();
          tapLinksAndImages();
        }
      }
      if (isGecko) {
        focusBody();
        setGeckoEditingOptions();
        showBrokenImageIcon();
        blockCmdArrowNavigation();
      }
    };
    const dropDragEndEvent = () => {
      editor.on("drop", (event) => {
        var _a;
        const data =
          (_a = event.dataTransfer) === null || _a === void 0
            ? void 0
            : _a.getData("text/html");
        if (isString(data) && /^<img[^>]*>$/.test(data)) {
          editor.dispatch("dragend", new window.DragEvent("dragend", event));
        }
      });
    };
    const setup = () => {
      removeBlockQuoteOnBackSpace();
      emptyEditorWhenDeleting();
      if (!Env.windowsPhone) {
        normalizeSelection();
      }
      if (isWebKit) {
        documentElementEditingFocus();
        selectControlElements();
        setDefaultBlockType();
        blockFormSubmitInsideEditor();
        disableBackspaceIntoATable();
        removeAppleInterchangeBrs();
        if (isiOS) {
          restoreFocusOnKeyDown();
          bodyHeight();
          tapLinksAndImages();
        } else {
          selectAll();
        }
      }
      if (isGecko) {
        removeHrOnBackspace();
        focusBody();
        removeStylesWhenDeletingAcrossBlockElements();
        setGeckoEditingOptions();
        addBrAfterLastLinks();
        showBrokenImageIcon();
        blockCmdArrowNavigation();
        disableBackspaceIntoATable();
        dropDragEndEvent();
      }
    };
    if (isRtc(editor)) {
      setupRtc();
    } else {
      setup();
    }
    return {
      refreshContentEditable,
      isHidden,
    };
  };

  const DOM$6 = DOMUtils.DOM;
  const appendStyle = (editor, text) => {
    const body = SugarElement.fromDom(editor.getBody());
    const container = getStyleContainer(getRootNode(body));
    const style = SugarElement.fromTag("style");
    set$3(style, "type", "text/css");
    append$1(style, SugarElement.fromText(text));
    append$1(container, style);
    editor.on("remove", () => {
      remove$5(style);
    });
  };
  const getRootName = (editor) =>
    editor.inline ? editor.getElement().nodeName.toLowerCase() : undefined;
  const removeUndefined = (obj) =>
    filter$4(obj, (v) => isUndefined(v) === false);
  const mkParserSettings = (editor) => {
    const getOption = editor.options.get;
    const blobCache = editor.editorUpload.blobCache;
    return removeUndefined({
      allow_conditional_comments: getOption("allow_conditional_comments"),
      allow_html_data_urls: getOption("allow_html_data_urls"),
      allow_svg_data_urls: getOption("allow_svg_data_urls"),
      allow_html_in_named_anchor: getOption("allow_html_in_named_anchor"),
      allow_script_urls: getOption("allow_script_urls"),
      allow_unsafe_link_target: getOption("allow_unsafe_link_target"),
      convert_fonts_to_spans: getOption("convert_fonts_to_spans"),
      fix_list_elements: getOption("fix_list_elements"),
      font_size_legacy_values: getOption("font_size_legacy_values"),
      forced_root_block: getOption("forced_root_block"),
      forced_root_block_attrs: getOption("forced_root_block_attrs"),
      preserve_cdata: getOption("preserve_cdata"),
      inline_styles: getOption("inline_styles"),
      root_name: getRootName(editor),
      sanitize: getOption("xss_sanitization"),
      validate: true,
      blob_cache: blobCache,
      document: editor.getDoc(),
    });
  };
  const mkSchemaSettings = (editor) => {
    const getOption = editor.options.get;
    return removeUndefined({
      custom_elements: getOption("custom_elements"),
      extended_valid_elements: getOption("extended_valid_elements"),
      invalid_elements: getOption("invalid_elements"),
      invalid_styles: getOption("invalid_styles"),
      schema: getOption("schema"),
      valid_children: getOption("valid_children"),
      valid_classes: getOption("valid_classes"),
      valid_elements: getOption("valid_elements"),
      valid_styles: getOption("valid_styles"),
      verify_html: getOption("verify_html"),
      padd_empty_block_inline_children: getOption("format_empty_lines"),
    });
  };
  const mkSerializerSettings = (editor) => {
    const getOption = editor.options.get;
    return {
      ...mkParserSettings(editor),
      ...mkSchemaSettings(editor),
      ...removeUndefined({
        remove_trailing_brs: getOption("remove_trailing_brs"),
        pad_empty_with_br: getOption("pad_empty_with_br"),
        url_converter: getOption("url_converter"),
        url_converter_scope: getOption("url_converter_scope"),
        element_format: getOption("element_format"),
        entities: getOption("entities"),
        entity_encoding: getOption("entity_encoding"),
        indent: getOption("indent"),
        indent_after: getOption("indent_after"),
        indent_before: getOption("indent_before"),
      }),
    };
  };
  const createParser = (editor) => {
    const parser = DomParser(mkParserSettings(editor), editor.schema);
    parser.addAttributeFilter("src,href,style,tabindex", (nodes, name) => {
      const dom = editor.dom;
      const internalName = "data-mce-" + name;
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        let value = node.attr(name);
        if (value && !node.attr(internalName)) {
          if (value.indexOf("data:") === 0 || value.indexOf("blob:") === 0) {
            continue;
          }
          if (name === "style") {
            value = dom.serializeStyle(dom.parseStyle(value), node.name);
            if (!value.length) {
              value = null;
            }
            node.attr(internalName, value);
            node.attr(name, value);
          } else if (name === "tabindex") {
            node.attr(internalName, value);
            node.attr(name, null);
          } else {
            node.attr(internalName, editor.convertURL(value, name, node.name));
          }
        }
      }
    });
    parser.addNodeFilter("script", (nodes) => {
      let i = nodes.length;
      while (i--) {
        const node = nodes[i];
        const type = node.attr("type") || "no/type";
        if (type.indexOf("mce-") !== 0) {
          node.attr("type", "mce-" + type);
        }
      }
    });
    if (shouldPreserveCData(editor)) {
      parser.addNodeFilter("#cdata", (nodes) => {
        var _a;
        let i = nodes.length;
        while (i--) {
          const node = nodes[i];
          node.type = 8;
          node.name = "#comment";
          node.value =
            "[CDATA[" +
            editor.dom.encode(
              (_a = node.value) !== null && _a !== void 0 ? _a : ""
            ) +
            "]]";
        }
      });
    }
    parser.addNodeFilter("p,h1,h2,h3,h4,h5,h6,div", (nodes) => {
      let i = nodes.length;
      const nonEmptyElements = editor.schema.getNonEmptyElements();
      while (i--) {
        const node = nodes[i];
        if (node.isEmpty(nonEmptyElements) && node.getAll("br").length === 0) {
          node.append(new AstNode("br", 1));
        }
      }
    });
    return parser;
  };
  const autoFocus = (editor) => {
    const autoFocus = getAutoFocus(editor);
    if (autoFocus) {
      Delay.setEditorTimeout(
        editor,
        () => {
          let focusEditor;
          if (autoFocus === true) {
            focusEditor = editor;
          } else {
            focusEditor = editor.editorManager.get(autoFocus);
          }
          if (focusEditor && !focusEditor.destroyed) {
            focusEditor.focus();
            focusEditor.selection.scrollIntoView();
          }
        },
        100
      );
    }
  };
  const moveSelectionToFirstCaretPosition = (editor) => {
    const root = editor.dom.getRoot();
    if (
      !editor.inline &&
      (!hasAnyRanges(editor) || editor.selection.getStart(true) === root)
    ) {
      firstPositionIn(root).each((pos) => {
        const node = pos.getNode();
        const caretPos = isTable$2(node)
          ? firstPositionIn(node).getOr(pos)
          : pos;
        editor.selection.setRng(caretPos.toRange());
      });
    }
  };
  const initEditor = (editor) => {
    editor.bindPendingEventDelegates();
    editor.initialized = true;
    fireInit(editor);
    editor.focus(true);
    moveSelectionToFirstCaretPosition(editor);
    editor.nodeChanged({ initial: true });
    const initInstanceCallback = getInitInstanceCallback(editor);
    if (isFunction(initInstanceCallback)) {
      initInstanceCallback.call(editor, editor);
    }
    autoFocus(editor);
  };
  const getStyleSheetLoader$1 = (editor) =>
    editor.inline ? editor.ui.styleSheetLoader : editor.dom.styleSheetLoader;
  const makeStylesheetLoadingPromises = (editor, css, framedFonts) => {
    const promises = [getStyleSheetLoader$1(editor).loadAll(css)];
    if (editor.inline) {
      return promises;
    } else {
      return promises.concat([editor.ui.styleSheetLoader.loadAll(framedFonts)]);
    }
  };
  const loadContentCss = (editor) => {
    const styleSheetLoader = getStyleSheetLoader$1(editor);
    const fontCss = getFontCss(editor);
    const css = editor.contentCSS;
    const removeCss = () => {
      styleSheetLoader.unloadAll(css);
      if (!editor.inline) {
        editor.ui.styleSheetLoader.unloadAll(fontCss);
      }
    };
    const loaded = () => {
      if (editor.removed) {
        removeCss();
      } else {
        editor.on("remove", removeCss);
      }
    };
    if (editor.contentStyles.length > 0) {
      let contentCssText = "";
      Tools.each(editor.contentStyles, (style) => {
        contentCssText += style + "\r\n";
      });
      editor.dom.addStyle(contentCssText);
    }
    const allStylesheets = Promise.all(
      makeStylesheetLoadingPromises(editor, css, fontCss)
    )
      .then(loaded)
      .catch(loaded);
    const contentStyle = getContentStyle(editor);
    if (contentStyle) {
      appendStyle(editor, contentStyle);
    }
    return allStylesheets;
  };
  const preInit = (editor) => {
    const doc = editor.getDoc(),
      body = editor.getBody();
    firePreInit(editor);
    if (!shouldBrowserSpellcheck(editor)) {
      doc.body.spellcheck = false;
      DOM$6.setAttrib(body, "spellcheck", "false");
    }
    editor.quirks = Quirks(editor);
    firePostRender(editor);
    const directionality = getDirectionality(editor);
    if (directionality !== undefined) {
      body.dir = directionality;
    }
    const protect = getProtect(editor);
    if (protect) {
      editor.on("BeforeSetContent", (e) => {
        Tools.each(protect, (pattern) => {
          e.content = e.content.replace(pattern, (str) => {
            return "<!--mce:protected " + escape(str) + "-->";
          });
        });
      });
    }
    editor.on("SetContent", () => {
      editor.addVisual(editor.getBody());
    });
    editor.on("compositionstart compositionend", (e) => {
      editor.composing = e.type === "compositionstart";
    });
  };
  const loadInitialContent = (editor) => {
    if (!isRtc(editor)) {
      editor.load({
        initial: true,
        format: "html",
      });
    }
    editor.startContent = editor.getContent({ format: "raw" });
  };
  const initEditorWithInitialContent = (editor) => {
    if (editor.removed !== true) {
      loadInitialContent(editor);
      initEditor(editor);
    }
  };
  const startProgress = (editor) => {
    let canceled = false;
    const progressTimeout = setTimeout(() => {
      if (!canceled) {
        editor.setProgressState(true);
      }
    }, 500);
    return () => {
      clearTimeout(progressTimeout);
      canceled = true;
      editor.setProgressState(false);
    };
  };
  const contentBodyLoaded = (editor) => {
    const targetElm = editor.getElement();
    let doc = editor.getDoc();
    if (editor.inline) {
      DOM$6.addClass(targetElm, "mce-content-body");
      editor.contentDocument = doc = document;
      editor.contentWindow = window;
      editor.bodyElement = targetElm;
      editor.contentAreaContainer = targetElm;
    }
    const body = editor.getBody();
    body.disabled = true;
    editor.readonly = isReadOnly$1(editor);
    editor._editableRoot = hasEditableRoot$1(editor);
    if (!editor.readonly && editor.hasEditableRoot()) {
      if (
        editor.inline &&
        DOM$6.getStyle(body, "position", true) === "static"
      ) {
        body.style.position = "relative";
      }
      body.contentEditable = "true";
    }
    body.disabled = false;
    editor.editorUpload = EditorUpload(editor);
    editor.schema = Schema(mkSchemaSettings(editor));
    editor.dom = DOMUtils(doc, {
      keep_values: true,
      url_converter: editor.convertURL,
      url_converter_scope: editor,
      update_styles: true,
      root_element: editor.inline ? editor.getBody() : null,
      collect: editor.inline,
      schema: editor.schema,
      contentCssCors: shouldUseContentCssCors(editor),
      referrerPolicy: getReferrerPolicy(editor),
      onSetAttrib: (e) => {
        editor.dispatch("SetAttrib", e);
      },
    });
    editor.parser = createParser(editor);
    editor.serializer = DomSerializer(mkSerializerSettings(editor), editor);
    editor.selection = EditorSelection(
      editor.dom,
      editor.getWin(),
      editor.serializer,
      editor
    );
    editor.annotator = Annotator(editor);
    editor.formatter = Formatter(editor);
    editor.undoManager = UndoManager(editor);
    editor._nodeChangeDispatcher = new NodeChange(editor);
    editor._selectionOverrides = SelectionOverrides(editor);
    setup$o(editor);
    setup$6(editor);
    setup$m(editor);
    if (!isRtc(editor)) {
      setup$5(editor);
      setup$1(editor);
    }
    const caret = setup$b(editor);
    setup$p(editor, caret);
    setup$n(editor);
    setup$q(editor);
    setup$7(editor);
    const setupRtcThunk = setup$s(editor);
    preInit(editor);
    setupRtcThunk.fold(
      () => {
        const cancelProgress = startProgress(editor);
        loadContentCss(editor).then(() => {
          initEditorWithInitialContent(editor);
          cancelProgress();
        });
      },
      (setupRtc) => {
        editor.setProgressState(true);
        loadContentCss(editor).then(() => {
          setupRtc().then(
            (_rtcMode) => {
              editor.setProgressState(false);
              initEditorWithInitialContent(editor);
              bindEvents(editor);
            },
            (err) => {
              editor.notificationManager.open({
                type: "error",
                text: String(err),
              });
              initEditorWithInitialContent(editor);
              bindEvents(editor);
            }
          );
        });
      }
    );
  };

  const filter = always;
  const bind = (element, event, handler) =>
    bind$2(element, event, filter, handler);

  const DOM$5 = DOMUtils.DOM;
  const createIframeElement = (id, title, customAttrs, tabindex) => {
    const iframe = SugarElement.fromTag("iframe");
    tabindex.each((t) => set$3(iframe, "tabindex", t));
    setAll$1(iframe, customAttrs);
    setAll$1(iframe, {
      id: id + "_ifr",
      frameBorder: "0",
      allowTransparency: "true",
      title,
    });
    add$2(iframe, "tox-edit-area__iframe");
    return iframe;
  };
  const getIframeHtml = (editor) => {
    let iframeHTML = getDocType(editor) + "<html><head>";
    if (getDocumentBaseUrl(editor) !== editor.documentBaseUrl) {
      iframeHTML += '<base href="' + editor.documentBaseURI.getURI() + '" />';
    }
    iframeHTML +=
      '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />';
    const bodyId = getBodyId(editor);
    const bodyClass = getBodyClass(editor);
    const translatedAriaText = editor.translate(getIframeAriaText(editor));
    if (getContentSecurityPolicy(editor)) {
      iframeHTML +=
        '<meta http-equiv="Content-Security-Policy" content="' +
        getContentSecurityPolicy(editor) +
        '" />';
    }
    iframeHTML +=
      "</head>" +
      `<body id="${bodyId}" class="mce-content-body ${bodyClass}" data-id="${editor.id}" aria-label="${translatedAriaText}">` +
      "<br>" +
      "</body></html>";
    return iframeHTML;
  };
  const createIframe = (editor, boxInfo) => {
    const iframeTitle = editor.translate("Rich Text Area");
    const tabindex = getOpt(
      SugarElement.fromDom(editor.getElement()),
      "tabindex"
    ).bind(toInt);
    const ifr = createIframeElement(
      editor.id,
      iframeTitle,
      getIframeAttrs(editor),
      tabindex
    ).dom;
    ifr.onload = () => {
      ifr.onload = null;
      editor.dispatch("load");
    };
    editor.contentAreaContainer = boxInfo.iframeContainer;
    editor.iframeElement = ifr;
    editor.iframeHTML = getIframeHtml(editor);
    DOM$5.add(boxInfo.iframeContainer, ifr);
  };
  const setupIframeBody = (editor) => {
    const iframe = editor.iframeElement;
    const ready = () => {
      editor.contentDocument = iframe.contentDocument;
      contentBodyLoaded(editor);
    };
    if (shouldUseDocumentWrite(editor) || Env.browser.isFirefox()) {
      const doc = editor.getDoc();
      doc.open();
      doc.write(editor.iframeHTML);
      doc.close();
      ready();
    } else {
      const binder = bind(SugarElement.fromDom(iframe), "load", () => {
        binder.unbind();
        ready();
      });
      iframe.srcdoc = editor.iframeHTML;
    }
  };
  const init$1 = (editor, boxInfo) => {
    createIframe(editor, boxInfo);
    if (boxInfo.editorContainer) {
      boxInfo.editorContainer.style.display = editor.orgDisplay;
      editor.hidden = DOM$5.isHidden(boxInfo.editorContainer);
    }
    editor.getElement().style.display = "none";
    DOM$5.setAttrib(editor.id, "aria-hidden", "true");
    editor.getElement().style.visibility = editor.orgVisibility;
    setupIframeBody(editor);
  };

  const DOM$4 = DOMUtils.DOM;
  const initPlugin = (editor, initializedPlugins, plugin) => {
    const Plugin = PluginManager.get(plugin);
    const pluginUrl =
      PluginManager.urls[plugin] || editor.documentBaseUrl.replace(/\/$/, "");
    plugin = Tools.trim(plugin);
    if (Plugin && Tools.inArray(initializedPlugins, plugin) === -1) {
      if (editor.plugins[plugin]) {
        return;
      }
      try {
        const pluginInstance = Plugin(editor, pluginUrl) || {};
        editor.plugins[plugin] = pluginInstance;
        if (isFunction(pluginInstance.init)) {
          pluginInstance.init(editor, pluginUrl);
          initializedPlugins.push(plugin);
        }
      } catch (e) {
        pluginInitError(editor, plugin, e);
      }
    }
  };
  const trimLegacyPrefix = (name) => {
    return name.replace(/^\-/, "");
  };
  const initPlugins = (editor) => {
    const initializedPlugins = [];
    each$e(getPlugins(editor), (name) => {
      initPlugin(editor, initializedPlugins, trimLegacyPrefix(name));
    });
  };
  const initIcons = (editor) => {
    const iconPackName = Tools.trim(getIconPackName(editor));
    const currentIcons = editor.ui.registry.getAll().icons;
    const loadIcons = {
      ...IconManager.get("default").icons,
      ...IconManager.get(iconPackName).icons,
    };
    each$d(loadIcons, (svgData, icon) => {
      if (!has$2(currentIcons, icon)) {
        editor.ui.registry.addIcon(icon, svgData);
      }
    });
  };
  const initTheme = (editor) => {
    const theme = getTheme(editor);
    if (isString(theme)) {
      const Theme = ThemeManager.get(theme);
      editor.theme = Theme(editor, ThemeManager.urls[theme]) || {};
      if (isFunction(editor.theme.init)) {
        editor.theme.init(
          editor,
          ThemeManager.urls[theme] || editor.documentBaseUrl.replace(/\/$/, "")
        );
      }
    } else {
      editor.theme = {};
    }
  };
  const initModel = (editor) => {
    const model = getModel(editor);
    const Model = ModelManager.get(model);
    editor.model = Model(editor, ModelManager.urls[model]);
  };
  const renderFromLoadedTheme = (editor) => {
    const render = editor.theme.renderUI;
    return render ? render() : renderThemeFalse(editor);
  };
  const renderFromThemeFunc = (editor) => {
    const elm = editor.getElement();
    const theme = getTheme(editor);
    const info = theme(editor, elm);
    if (info.editorContainer.nodeType) {
      info.editorContainer.id =
        info.editorContainer.id || editor.id + "_parent";
    }
    if (info.iframeContainer && info.iframeContainer.nodeType) {
      info.iframeContainer.id =
        info.iframeContainer.id || editor.id + "_iframecontainer";
    }
    info.height = info.iframeHeight ? info.iframeHeight : elm.offsetHeight;
    return info;
  };
  const createThemeFalseResult = (element, iframe) => {
    return {
      editorContainer: element,
      iframeContainer: iframe,
      api: {},
    };
  };
  const renderThemeFalseIframe = (targetElement) => {
    const iframeContainer = DOM$4.create("div");
    DOM$4.insertAfter(iframeContainer, targetElement);
    return createThemeFalseResult(iframeContainer, iframeContainer);
  };
  const renderThemeFalse = (editor) => {
    const targetElement = editor.getElement();
    return editor.inline
      ? createThemeFalseResult(null)
      : renderThemeFalseIframe(targetElement);
  };
  const renderThemeUi = (editor) => {
    const elm = editor.getElement();
    editor.orgDisplay = elm.style.display;
    if (isString(getTheme(editor))) {
      return renderFromLoadedTheme(editor);
    } else if (isFunction(getTheme(editor))) {
      return renderFromThemeFunc(editor);
    } else {
      return renderThemeFalse(editor);
    }
  };
  const augmentEditorUiApi = (editor, api) => {
    const uiApiFacade = {
      show: Optional.from(api.show).getOr(noop),
      hide: Optional.from(api.hide).getOr(noop),
      isEnabled: Optional.from(api.isEnabled).getOr(always),
      setEnabled: (state) => {
        if (!editor.mode.isReadOnly()) {
          Optional.from(api.setEnabled).each((f) => f(state));
        }
      },
    };
    editor.ui = {
      ...editor.ui,
      ...uiApiFacade,
    };
  };
  const init = async (editor) => {
    editor.dispatch("ScriptsLoaded");
    initIcons(editor);
    initTheme(editor);
    initModel(editor);
    initPlugins(editor);
    const renderInfo = await renderThemeUi(editor);
    augmentEditorUiApi(editor, Optional.from(renderInfo.api).getOr({}));
    editor.editorContainer = renderInfo.editorContainer;
    appendContentCssFromSettings(editor);
    if (editor.inline) {
      contentBodyLoaded(editor);
    } else {
      init$1(editor, {
        editorContainer: renderInfo.editorContainer,
        iframeContainer: renderInfo.iframeContainer,
      });
    }
  };

  const DOM$3 = DOMUtils.DOM;
  const hasSkipLoadPrefix = (name) => name.charAt(0) === "-";
  const loadLanguage = (scriptLoader, editor) => {
    const languageCode = getLanguageCode(editor);
    const languageUrl = getLanguageUrl(editor);
    if (!I18n.hasCode(languageCode) && languageCode !== "en") {
      const url = isNotEmpty(languageUrl)
        ? languageUrl
        : `${editor.editorManager.baseURL}/langs/${languageCode}.js`;
      scriptLoader.add(url).catch(() => {
        languageLoadError(editor, url, languageCode);
      });
    }
  };
  const loadTheme = (editor, suffix) => {
    const theme = getTheme(editor);
    if (
      isString(theme) &&
      !hasSkipLoadPrefix(theme) &&
      !has$2(ThemeManager.urls, theme)
    ) {
      const themeUrl = getThemeUrl(editor);
      const url = themeUrl
        ? editor.documentBaseURI.toAbsolute(themeUrl)
        : `themes/${theme}/theme${suffix}.js`;
      ThemeManager.load(theme, url).catch(() => {
        themeLoadError(editor, url, theme);
      });
    }
  };
  const loadModel = (editor, suffix) => {
    const model = getModel(editor);
    if (model !== "plugin" && !has$2(ModelManager.urls, model)) {
      const modelUrl = getModelUrl(editor);
      const url = isString(modelUrl)
        ? editor.documentBaseURI.toAbsolute(modelUrl)
        : `models/${model}/model${suffix}.js`;
      ModelManager.load(model, url).catch(() => {
        modelLoadError(editor, url, model);
      });
    }
  };
  const getIconsUrlMetaFromUrl = (editor) =>
    Optional.from(getIconsUrl(editor))
      .filter(isNotEmpty)
      .map((url) => ({
        url,
        name: Optional.none(),
      }));
  const getIconsUrlMetaFromName = (editor, name, suffix) =>
    Optional.from(name)
      .filter((name) => isNotEmpty(name) && !IconManager.has(name))
      .map((name) => ({
        url: `${editor.editorManager.baseURL}/icons/${name}/icons${suffix}.js`,
        name: Optional.some(name),
      }));
  const loadIcons = (scriptLoader, editor, suffix) => {
    const defaultIconsUrl = getIconsUrlMetaFromName(editor, "default", suffix);
    const customIconsUrl = getIconsUrlMetaFromUrl(editor).orThunk(() =>
      getIconsUrlMetaFromName(editor, getIconPackName(editor), "")
    );
    each$e(cat([defaultIconsUrl, customIconsUrl]), (urlMeta) => {
      scriptLoader.add(urlMeta.url).catch(() => {
        iconsLoadError(editor, urlMeta.url, urlMeta.name.getOrUndefined());
      });
    });
  };
  const loadPlugins = (editor, suffix) => {
    const loadPlugin = (name, url) => {
      PluginManager.load(name, url).catch(() => {
        pluginLoadError(editor, url, name);
      });
    };
    each$d(getExternalPlugins$1(editor), (url, name) => {
      loadPlugin(name, url);
      editor.options.set("plugins", getPlugins(editor).concat(name));
    });
    each$e(getPlugins(editor), (plugin) => {
      plugin = Tools.trim(plugin);
      if (plugin && !PluginManager.urls[plugin] && !hasSkipLoadPrefix(plugin)) {
        loadPlugin(plugin, `plugins/${plugin}/plugin${suffix}.js`);
      }
    });
  };
  const isThemeLoaded = (editor) => {
    const theme = getTheme(editor);
    return !isString(theme) || isNonNullable(ThemeManager.get(theme));
  };
  const isModelLoaded = (editor) => {
    const model = getModel(editor);
    return isNonNullable(ModelManager.get(model));
  };
  const loadScripts = (editor, suffix) => {
    const scriptLoader = ScriptLoader.ScriptLoader;
    const initEditor = () => {
      if (!editor.removed && isThemeLoaded(editor) && isModelLoaded(editor)) {
        init(editor);
      }
    };
    loadTheme(editor, suffix);
    loadModel(editor, suffix);
    loadLanguage(scriptLoader, editor);
    loadIcons(scriptLoader, editor, suffix);
    loadPlugins(editor, suffix);
    scriptLoader.loadQueue().then(initEditor, initEditor);
  };
  const getStyleSheetLoader = (element, editor) =>
    instance.forElement(element, {
      contentCssCors: hasContentCssCors(editor),
      referrerPolicy: getReferrerPolicy(editor),
    });
  const render = (editor) => {
    const id = editor.id;
    I18n.setCode(getLanguageCode(editor));
    const readyHandler = () => {
      DOM$3.unbind(window, "ready", readyHandler);
      editor.render();
    };
    if (!EventUtils.Event.domLoaded) {
      DOM$3.bind(window, "ready", readyHandler);
      return;
    }
    if (!editor.getElement()) {
      return;
    }
    const element = SugarElement.fromDom(editor.getElement());
    const snapshot = clone$4(element);
    editor.on("remove", () => {
      eachr(element.dom.attributes, (attr) => remove$a(element, attr.name));
      setAll$1(element, snapshot);
    });
    editor.ui.styleSheetLoader = getStyleSheetLoader(element, editor);
    if (!isInline(editor)) {
      editor.orgVisibility = editor.getElement().style.visibility;
      editor.getElement().style.visibility = "hidden";
    } else {
      editor.inline = true;
    }
    const form = editor.getElement().form || DOM$3.getParent(id, "form");
    if (form) {
      editor.formElement = form;
      if (hasHiddenInput(editor) && !isTextareaOrInput(editor.getElement())) {
        DOM$3.insertAfter(
          DOM$3.create("input", {
            type: "hidden",
            name: id,
          }),
          id
        );
        editor.hasHiddenInput = true;
      }
      editor.formEventDelegate = (e) => {
        editor.dispatch(e.type, e);
      };
      DOM$3.bind(form, "submit reset", editor.formEventDelegate);
      editor.on("reset", () => {
        editor.resetContent();
      });
      if (
        shouldPatchSubmit(editor) &&
        !form.submit.nodeType &&
        !form.submit.length &&
        !form._mceOldSubmit
      ) {
        form._mceOldSubmit = form.submit;
        form.submit = () => {
          editor.editorManager.triggerSave();
          editor.setDirty(false);
          return form._mceOldSubmit(form);
        };
      }
    }
    editor.windowManager = WindowManager(editor);
    editor.notificationManager = NotificationManager(editor);
    if (isEncodingXml(editor)) {
      editor.on("GetContent", (e) => {
        if (e.save) {
          e.content = DOM$3.encode(e.content);
        }
      });
    }
    if (shouldAddFormSubmitTrigger(editor)) {
      editor.on("submit", () => {
        if (editor.initialized) {
          editor.save();
        }
      });
    }
    if (shouldAddUnloadTrigger(editor)) {
      editor._beforeUnload = () => {
        if (editor.initialized && !editor.destroyed && !editor.isHidden()) {
          editor.save({
            format: "raw",
            no_events: true,
            set_dirty: false,
          });
        }
      };
      editor.editorManager.on("BeforeUnload", editor._beforeUnload);
    }
    editor.editorManager.add(editor);
    loadScripts(editor, editor.suffix);
  };

  const setEditableRoot = (editor, state) => {
    if (editor._editableRoot !== state) {
      editor._editableRoot = state;
      if (!editor.readonly) {
        editor.getBody().contentEditable = String(editor.hasEditableRoot());
        editor.nodeChanged();
      }
      fireEditableRootStateChange(editor, state);
    }
  };
  const hasEditableRoot = (editor) => editor._editableRoot;

  const sectionResult = (sections, settings) => ({
    sections: constant(sections),
    options: constant(settings),
  });
  const deviceDetection = detect$2().deviceType;
  const isPhone = deviceDetection.isPhone();
  const isTablet = deviceDetection.isTablet();
  const normalizePlugins = (plugins) => {
    if (isNullable(plugins)) {
      return [];
    } else {
      const pluginNames = isArray$1(plugins) ? plugins : plugins.split(/[ ,]/);
      const trimmedPlugins = map$3(pluginNames, trim$3);
      return filter$5(trimmedPlugins, isNotEmpty);
    }
  };
  const extractSections = (keys, options) => {
    const result = bifilter(options, (value, key) => {
      return contains$2(keys, key);
    });
    return sectionResult(result.t, result.f);
  };
  const getSection = (sectionResult, name, defaults = {}) => {
    const sections = sectionResult.sections();
    const sectionOptions = get$a(sections, name).getOr({});
    return Tools.extend({}, defaults, sectionOptions);
  };
  const hasSection = (sectionResult, name) => {
    return has$2(sectionResult.sections(), name);
  };
  const getSectionConfig = (sectionResult, name) => {
    return hasSection(sectionResult, name)
      ? sectionResult.sections()[name]
      : {};
  };
  const getMobileOverrideOptions = (mobileOptions, isPhone) => {
    const defaultMobileOptions = {
      table_grid: false,
      object_resizing: false,
      resize: false,
      toolbar_mode: get$a(mobileOptions, "toolbar_mode").getOr("scrolling"),
      toolbar_sticky: false,
    };
    const defaultPhoneOptions = { menubar: false };
    return {
      ...defaultMobileOptions,
      ...(isPhone ? defaultPhoneOptions : {}),
    };
  };
  const getExternalPlugins = (overrideOptions, options) => {
    var _a;
    const userDefinedExternalPlugins =
      (_a = options.external_plugins) !== null && _a !== void 0 ? _a : {};
    if (overrideOptions && overrideOptions.external_plugins) {
      return Tools.extend(
        {},
        overrideOptions.external_plugins,
        userDefinedExternalPlugins
      );
    } else {
      return userDefinedExternalPlugins;
    }
  };
  const combinePlugins = (forcedPlugins, plugins) => [
    ...normalizePlugins(forcedPlugins),
    ...normalizePlugins(plugins),
  ];
  const getPlatformPlugins = (
    isMobileDevice,
    sectionResult,
    desktopPlugins,
    mobilePlugins
  ) => {
    if (isMobileDevice && hasSection(sectionResult, "mobile")) {
      return mobilePlugins;
    } else {
      return desktopPlugins;
    }
  };
  const processPlugins = (
    isMobileDevice,
    sectionResult,
    defaultOverrideOptions,
    options
  ) => {
    const forcedPlugins = normalizePlugins(
      defaultOverrideOptions.forced_plugins
    );
    const desktopPlugins = normalizePlugins(options.plugins);
    const mobileConfig = getSectionConfig(sectionResult, "mobile");
    const mobilePlugins = mobileConfig.plugins
      ? normalizePlugins(mobileConfig.plugins)
      : desktopPlugins;
    const platformPlugins = getPlatformPlugins(
      isMobileDevice,
      sectionResult,
      desktopPlugins,
      mobilePlugins
    );
    const combinedPlugins = combinePlugins(forcedPlugins, platformPlugins);
    return Tools.extend(options, {
      forced_plugins: forcedPlugins,
      plugins: combinedPlugins,
    });
  };
  const isOnMobile = (isMobileDevice, sectionResult) => {
    return isMobileDevice && hasSection(sectionResult, "mobile");
  };
  const combineOptions = (
    isMobileDevice,
    isPhone,
    defaultOptions,
    defaultOverrideOptions,
    options
  ) => {
    var _a;
    const deviceOverrideOptions = isMobileDevice
      ? {
          mobile: getMobileOverrideOptions(
            (_a = options.mobile) !== null && _a !== void 0 ? _a : {},
            isPhone
          ),
        }
      : {};
    const sectionResult = extractSections(
      ["mobile"],
      deepMerge(deviceOverrideOptions, options)
    );
    const extendedOptions = Tools.extend(
      defaultOptions,
      defaultOverrideOptions,
      sectionResult.options(),
      isOnMobile(isMobileDevice, sectionResult)
        ? getSection(sectionResult, "mobile")
        : {},
      {
        external_plugins: getExternalPlugins(
          defaultOverrideOptions,
          sectionResult.options()
        ),
      }
    );
    return processPlugins(
      isMobileDevice,
      sectionResult,
      defaultOverrideOptions,
      extendedOptions
    );
  };
  const normalizeOptions = (defaultOverrideOptions, options) =>
    combineOptions(
      isPhone || isTablet,
      isPhone,
      options,
      defaultOverrideOptions,
      options
    );

  const addVisual = (editor, elm) => addVisual$1(editor, elm);

  const registerExecCommands$3 = (editor) => {
    const toggleFormat = (name, value) => {
      editor.formatter.toggle(name, value);
      editor.nodeChanged();
    };
    const toggleAlign = (align) => () => {
      each$e("left,center,right,justify".split(","), (name) => {
        if (align !== name) {
          editor.formatter.remove("align" + name);
        }
      });
      if (align !== "none") {
        toggleFormat("align" + align);
      }
    };
    editor.editorCommands.addCommands({
      JustifyLeft: toggleAlign("left"),
      JustifyCenter: toggleAlign("center"),
      JustifyRight: toggleAlign("right"),
      JustifyFull: toggleAlign("justify"),
      JustifyNone: toggleAlign("none"),
    });
  };
  const registerQueryStateCommands$1 = (editor) => {
    const alignStates = (name) => () => {
      const selection = editor.selection;
      const nodes = selection.isCollapsed()
        ? [editor.dom.getParent(selection.getNode(), editor.dom.isBlock)]
        : selection.getSelectedBlocks();
      return exists(nodes, (node) =>
        isNonNullable(editor.formatter.matchNode(node, name))
      );
    };
    editor.editorCommands.addCommands(
      {
        JustifyLeft: alignStates("alignleft"),
        JustifyCenter: alignStates("aligncenter"),
        JustifyRight: alignStates("alignright"),
        JustifyFull: alignStates("alignjustify"),
      },
      "state"
    );
  };
  const registerCommands$b = (editor) => {
    registerExecCommands$3(editor);
    registerQueryStateCommands$1(editor);
  };

  const registerCommands$a = (editor) => {
    editor.editorCommands.addCommands({
      "Cut,Copy,Paste": (command) => {
        const doc = editor.getDoc();
        let failed;
        try {
          doc.execCommand(command);
        } catch (ex) {
          failed = true;
        }
        if (command === "paste" && !doc.queryCommandEnabled(command)) {
          failed = true;
        }
        if (failed || !doc.queryCommandSupported(command)) {
          let msg = editor.translate(
            `Your browser doesn't support direct access to the clipboard. ` +
              "Please use the Ctrl+X/C/V keyboard shortcuts instead."
          );
          if (Env.os.isMacOS() || Env.os.isiOS()) {
            msg = msg.replace(/Ctrl\+/g, "\u2318+");
          }
          editor.notificationManager.open({
            text: msg,
            type: "error",
          });
        }
      },
    });
  };

  const trimOrPadLeftRight = (dom, rng, html) => {
    const root = SugarElement.fromDom(dom.getRoot());
    if (needsToBeNbspLeft(root, CaretPosition.fromRangeStart(rng))) {
      html = html.replace(/^ /, "&nbsp;");
    } else {
      html = html.replace(/^&nbsp;/, " ");
    }
    if (needsToBeNbspRight(root, CaretPosition.fromRangeEnd(rng))) {
      html = html.replace(/(&nbsp;| )(<br( \/)>)?$/, "&nbsp;");
    } else {
      html = html.replace(/&nbsp;(<br( \/)?>)?$/, " ");
    }
    return html;
  };

  const processValue$1 = (value) => {
    if (typeof value !== "string") {
      const details = Tools.extend(
        {
          paste: value.paste,
          data: { paste: value.paste },
        },
        value
      );
      return {
        content: value.content,
        details,
      };
    }
    return {
      content: value,
      details: {},
    };
  };
  const trimOrPad = (editor, value) => {
    const selection = editor.selection;
    const dom = editor.dom;
    if (/^ | $/.test(value)) {
      return trimOrPadLeftRight(dom, selection.getRng(), value);
    } else {
      return value;
    }
  };
  const insertAtCaret = (editor, value) => {
    if (editor.selection.isEditable()) {
      const { content, details } = processValue$1(value);
      preProcessSetContent(editor, {
        ...details,
        content: trimOrPad(editor, content),
        format: "html",
        set: false,
        selection: true,
      }).each((args) => {
        const insertedContent = insertContent$1(editor, args.content, details);
        postProcessSetContent(editor, insertedContent, args);
        editor.addVisual();
      });
    }
  };

  const registerCommands$9 = (editor) => {
    editor.editorCommands.addCommands({
      mceCleanup: () => {
        const bm = editor.selection.getBookmark();
        editor.setContent(editor.getContent());
        editor.selection.moveToBookmark(bm);
      },
      insertImage: (_command, _ui, value) => {
        insertAtCaret(editor, editor.dom.createHTML("img", { src: value }));
      },
      insertHorizontalRule: () => {
        editor.execCommand("mceInsertContent", false, "<hr>");
      },
      insertText: (_command, _ui, value) => {
        insertAtCaret(editor, editor.dom.encode(value));
      },
      insertHTML: (_command, _ui, value) => {
        insertAtCaret(editor, value);
      },
      mceInsertContent: (_command, _ui, value) => {
        insertAtCaret(editor, value);
      },
      mceSetContent: (_command, _ui, value) => {
        editor.setContent(value);
      },
      mceReplaceContent: (_command, _ui, value) => {
        editor.execCommand(
          "mceInsertContent",
          false,
          value.replace(
            /\{\$selection\}/g,
            editor.selection.getContent({ format: "text" })
          )
        );
      },
      mceNewDocument: () => {
        editor.setContent(getNewDocumentContent(editor));
      },
    });
  };

  const legacyPropNames = {
    "font-size": "size",
    "font-family": "face",
  };
  const isFont = isTag("font");
  const getSpecifiedFontProp = (propName, rootElm, elm) => {
    const getProperty = (elm) =>
      getRaw(elm, propName).orThunk(() => {
        if (isFont(elm)) {
          return get$a(legacyPropNames, propName).bind((legacyPropName) =>
            getOpt(elm, legacyPropName)
          );
        } else {
          return Optional.none();
        }
      });
    const isRoot = (elm) => eq(SugarElement.fromDom(rootElm), elm);
    return closest$1(
      SugarElement.fromDom(elm),
      (elm) => getProperty(elm),
      isRoot
    );
  };
  const normalizeFontFamily = (fontFamily) =>
    fontFamily.replace(/[\'\"\\]/g, "").replace(/,\s+/g, ",");
  const getComputedFontProp = (propName, elm) =>
    Optional.from(DOMUtils.DOM.getStyle(elm, propName, true));
  const getFontProp = (propName) => (rootElm, elm) =>
    Optional.from(elm)
      .map(SugarElement.fromDom)
      .filter(isElement$7)
      .bind((element) =>
        getSpecifiedFontProp(propName, rootElm, element.dom).or(
          getComputedFontProp(propName, element.dom)
        )
      )
      .getOr("");
  const getFontSize = getFontProp("font-size");
  const getFontFamily = compose(
    normalizeFontFamily,
    getFontProp("font-family")
  );

  const findFirstCaretElement = (editor) =>
    firstPositionIn(editor.getBody()).bind((caret) => {
      const container = caret.container();
      return Optional.from(
        isText$a(container) ? container.parentNode : container
      );
    });
  const getCaretElement = (editor) =>
    Optional.from(editor.selection.getRng()).bind((rng) => {
      const root = editor.getBody();
      const atStartOfNode =
        rng.startContainer === root && rng.startOffset === 0;
      return atStartOfNode
        ? Optional.none()
        : Optional.from(editor.selection.getStart(true));
    });
  const bindRange = (editor, binder) =>
    getCaretElement(editor)
      .orThunk(curry(findFirstCaretElement, editor))
      .map(SugarElement.fromDom)
      .filter(isElement$7)
      .bind(binder);
  const mapRange = (editor, mapper) =>
    bindRange(editor, compose1(Optional.some, mapper));

  const fromFontSizeNumber = (editor, value) => {
    if (/^[0-9.]+$/.test(value)) {
      const fontSizeNumber = parseInt(value, 10);
      if (fontSizeNumber >= 1 && fontSizeNumber <= 7) {
        const fontSizes = getFontStyleValues(editor);
        const fontClasses = getFontSizeClasses(editor);
        if (fontClasses.length > 0) {
          return fontClasses[fontSizeNumber - 1] || value;
        } else {
          return fontSizes[fontSizeNumber - 1] || value;
        }
      } else {
        return value;
      }
    } else {
      return value;
    }
  };
  const normalizeFontNames = (font) => {
    const fonts = font.split(/\s*,\s*/);
    return map$3(fonts, (font) => {
      if (
        font.indexOf(" ") !== -1 &&
        !(startsWith(font, '"') || startsWith(font, `'`))
      ) {
        return `'${font}'`;
      } else {
        return font;
      }
    }).join(",");
  };
  const fontNameAction = (editor, value) => {
    const font = fromFontSizeNumber(editor, value);
    editor.formatter.toggle("fontname", { value: normalizeFontNames(font) });
    editor.nodeChanged();
  };
  const fontNameQuery = (editor) =>
    mapRange(editor, (elm) => getFontFamily(editor.getBody(), elm.dom)).getOr(
      ""
    );
  const fontSizeAction = (editor, value) => {
    editor.formatter.toggle("fontsize", {
      value: fromFontSizeNumber(editor, value),
    });
    editor.nodeChanged();
  };
  const fontSizeQuery = (editor) =>
    mapRange(editor, (elm) => getFontSize(editor.getBody(), elm.dom)).getOr("");

  const lineHeightQuery = (editor) =>
    mapRange(editor, (elm) => {
      const root = SugarElement.fromDom(editor.getBody());
      const specifiedStyle = closest$1(
        elm,
        (elm) => getRaw(elm, "line-height"),
        curry(eq, root)
      );
      const computedStyle = () => {
        const lineHeight = parseFloat(get$7(elm, "line-height"));
        const fontSize = parseFloat(get$7(elm, "font-size"));
        return String(lineHeight / fontSize);
      };
      return specifiedStyle.getOrThunk(computedStyle);
    }).getOr("");
  const lineHeightAction = (editor, lineHeight) => {
    editor.formatter.toggle("lineheight", { value: String(lineHeight) });
    editor.nodeChanged();
  };

  const registerExecCommands$2 = (editor) => {
    const toggleFormat = (name, value) => {
      editor.formatter.toggle(name, value);
      editor.nodeChanged();
    };
    editor.editorCommands.addCommands({
      "Bold,Italic,Underline,Strikethrough,Superscript,Subscript": (
        command
      ) => {
        toggleFormat(command);
      },
      "ForeColor,HiliteColor": (command, _ui, value) => {
        toggleFormat(command, { value });
      },
      BackColor: (_command, _ui, value) => {
        toggleFormat("hilitecolor", { value });
      },
      FontName: (_command, _ui, value) => {
        fontNameAction(editor, value);
      },
      FontSize: (_command, _ui, value) => {
        fontSizeAction(editor, value);
      },
      LineHeight: (_command, _ui, value) => {
        lineHeightAction(editor, value);
      },
      Lang: (command, _ui, lang) => {
        var _a;
        toggleFormat(command, {
          value: lang.code,
          customValue:
            (_a = lang.customCode) !== null && _a !== void 0 ? _a : null,
        });
      },
      RemoveFormat: (command) => {
        editor.formatter.remove(command);
      },
      mceBlockQuote: () => {
        toggleFormat("blockquote");
      },
      FormatBlock: (_command, _ui, value) => {
        toggleFormat(isString(value) ? value : "p");
      },
      mceToggleFormat: (_command, _ui, value) => {
        toggleFormat(value);
      },
    });
  };
  const registerQueryValueCommands = (editor) => {
    const isFormatMatch = (name) => editor.formatter.match(name);
    editor.editorCommands.addCommands(
      {
        "Bold,Italic,Underline,Strikethrough,Superscript,Subscript": (
          command
        ) => isFormatMatch(command),
        mceBlockQuote: () => isFormatMatch("blockquote"),
      },
      "state"
    );
    editor.editorCommands.addQueryValueHandler("FontName", () =>
      fontNameQuery(editor)
    );
    editor.editorCommands.addQueryValueHandler("FontSize", () =>
      fontSizeQuery(editor)
    );
    editor.editorCommands.addQueryValueHandler("LineHeight", () =>
      lineHeightQuery(editor)
    );
  };
  const registerCommands$8 = (editor) => {
    registerExecCommands$2(editor);
    registerQueryValueCommands(editor);
  };

  const registerCommands$7 = (editor) => {
    editor.editorCommands.addCommands({
      mceAddUndoLevel: () => {
        editor.undoManager.add();
      },
      mceEndUndoLevel: () => {
        editor.undoManager.add();
      },
      Undo: () => {
        editor.undoManager.undo();
      },
      Redo: () => {
        editor.undoManager.redo();
      },
    });
  };

  const registerCommands$6 = (editor) => {
    editor.editorCommands.addCommands({
      Indent: () => {
        indent(editor);
      },
      Outdent: () => {
        outdent(editor);
      },
    });
    editor.editorCommands.addCommands(
      { Outdent: () => canOutdent(editor) },
      "state"
    );
  };

  const registerCommands$5 = (editor) => {
    const applyLinkToSelection = (_command, _ui, value) => {
      const linkDetails = isString(value) ? { href: value } : value;
      const anchor = editor.dom.getParent(editor.selection.getNode(), "a");
      if (isObject(linkDetails) && isString(linkDetails.href)) {
        linkDetails.href = linkDetails.href.replace(/ /g, "%20");
        if (!anchor || !linkDetails.href) {
          editor.formatter.remove("link");
        }
        if (linkDetails.href) {
          editor.formatter.apply("link", linkDetails, anchor);
        }
      }
    };
    editor.editorCommands.addCommands({
      unlink: () => {
        if (editor.selection.isEditable()) {
          if (editor.selection.isCollapsed()) {
            const elm = editor.dom.getParent(editor.selection.getStart(), "a");
            if (elm) {
              editor.dom.remove(elm, true);
            }
            return;
          }
          editor.formatter.remove("link");
        }
      },
      mceInsertLink: applyLinkToSelection,
      createLink: applyLinkToSelection,
    });
  };

  const registerExecCommands$1 = (editor) => {
    editor.editorCommands.addCommands({
      "InsertUnorderedList,InsertOrderedList": (command) => {
        editor.getDoc().execCommand(command);
        const listElm = editor.dom.getParent(
          editor.selection.getNode(),
          "ol,ul"
        );
        if (listElm) {
          const listParent = listElm.parentNode;
          if (
            listParent &&
            /^(H[1-6]|P|ADDRESS|PRE)$/.test(listParent.nodeName)
          ) {
            const bm = editor.selection.getBookmark();
            editor.dom.split(listParent, listElm);
            editor.selection.moveToBookmark(bm);
          }
        }
      },
    });
  };
  const registerQueryStateCommands = (editor) => {
    editor.editorCommands.addCommands(
      {
        "InsertUnorderedList,InsertOrderedList": (command) => {
          const list = editor.dom.getParent(
            editor.selection.getNode(),
            "ul,ol"
          );
          return (
            list &&
            ((command === "insertunorderedlist" && list.tagName === "UL") ||
              (command === "insertorderedlist" && list.tagName === "OL"))
          );
        },
      },
      "state"
    );
  };
  const registerCommands$4 = (editor) => {
    registerExecCommands$1(editor);
    registerQueryStateCommands(editor);
  };

  const getTopParentBlock = (editor, node, root, container) => {
    const dom = editor.dom;
    const selector = (node) => dom.isBlock(node) && node.parentElement === root;
    const topParentBlock = selector(node)
      ? node
      : dom.getParent(container, selector, root);
    return Optional.from(topParentBlock).map(SugarElement.fromDom);
  };
  const insert = (editor, before) => {
    const dom = editor.dom;
    const rng = editor.selection.getRng();
    const node = before
      ? editor.selection.getStart()
      : editor.selection.getEnd();
    const container = before ? rng.startContainer : rng.endContainer;
    const root = getEditableRoot(dom, container);
    if (!root || !root.isContentEditable) {
      return;
    }
    const insertFn = before ? before$3 : after$4;
    const newBlockName = getForcedRootBlock(editor);
    getTopParentBlock(editor, node, root, container).each((parentBlock) => {
      const newBlock = createNewBlock(
        editor,
        container,
        parentBlock.dom,
        root,
        false,
        newBlockName
      );
      insertFn(parentBlock, SugarElement.fromDom(newBlock));
      editor.selection.setCursorLocation(newBlock, 0);
      editor.dispatch("NewBlock", { newBlock });
      fireInputEvent(editor, "insertParagraph");
    });
  };
  const insertBefore = (editor) => insert(editor, true);
  const insertAfter = (editor) => insert(editor, false);

  const registerCommands$3 = (editor) => {
    editor.editorCommands.addCommands({
      InsertNewBlockBefore: () => {
        insertBefore(editor);
      },
      InsertNewBlockAfter: () => {
        insertAfter(editor);
      },
    });
  };

  const registerCommands$2 = (editor) => {
    editor.editorCommands.addCommands({
      insertParagraph: () => {
        insertBreak(blockbreak, editor);
      },
      mceInsertNewLine: (_command, _ui, value) => {
        insert$1(editor, value);
      },
      InsertLineBreak: (_command, _ui, _value) => {
        insertBreak(linebreak, editor);
      },
    });
  };

  const registerCommands$1 = (editor) => {
    editor.editorCommands.addCommands({
      mceSelectNodeDepth: (_command, _ui, value) => {
        let counter = 0;
        editor.dom.getParent(
          editor.selection.getNode(),
          (node) => {
            if (isElement$6(node) && counter++ === value) {
              editor.selection.select(node);
              return false;
            } else {
              return true;
            }
          },
          editor.getBody()
        );
      },
      mceSelectNode: (_command, _ui, value) => {
        editor.selection.select(value);
      },
      selectAll: () => {
        const editingHost = editor.dom.getParent(
          editor.selection.getStart(),
          isContentEditableTrue$3
        );
        if (editingHost) {
          const rng = editor.dom.createRng();
          rng.selectNodeContents(editingHost);
          editor.selection.setRng(rng);
        }
      },
    });
  };

  const registerExecCommands = (editor) => {
    editor.editorCommands.addCommands({
      mceRemoveNode: (_command, _ui, value) => {
        const node =
          value !== null && value !== void 0
            ? value
            : editor.selection.getNode();
        if (node !== editor.getBody()) {
          const bm = editor.selection.getBookmark();
          editor.dom.remove(node, true);
          editor.selection.moveToBookmark(bm);
        }
      },
      mcePrint: () => {
        editor.getWin().print();
      },
      mceFocus: (_command, _ui, value) => {
        focus(editor, value === true);
      },
      mceToggleVisualAid: () => {
        editor.hasVisual = !editor.hasVisual;
        editor.addVisual();
      },
    });
  };
  const registerCommands = (editor) => {
    registerCommands$b(editor);
    registerCommands$a(editor);
    registerCommands$7(editor);
    registerCommands$1(editor);
    registerCommands$9(editor);
    registerCommands$5(editor);
    registerCommands$6(editor);
    registerCommands$3(editor);
    registerCommands$2(editor);
    registerCommands$4(editor);
    registerCommands$8(editor);
    registerExecCommands(editor);
  };

  const selectionSafeCommands = ["toggleview"];
  const isSelectionSafeCommand = (command) =>
    contains$2(selectionSafeCommands, command.toLowerCase());
  class EditorCommands {
    constructor(editor) {
      this.commands = {
        state: {},
        exec: {},
        value: {},
      };
      this.editor = editor;
    }
    execCommand(command, ui = false, value, args) {
      const editor = this.editor;
      const lowerCaseCommand = command.toLowerCase();
      const skipFocus =
        args === null || args === void 0 ? void 0 : args.skip_focus;
      if (editor.removed) {
        return false;
      }
      if (lowerCaseCommand !== "mcefocus") {
        if (
          !/^(mceAddUndoLevel|mceEndUndoLevel)$/i.test(lowerCaseCommand) &&
          !skipFocus
        ) {
          editor.focus();
        } else {
          restore(editor);
        }
      }
      const eventArgs = editor.dispatch("BeforeExecCommand", {
        command,
        ui,
        value,
      });
      if (eventArgs.isDefaultPrevented()) {
        return false;
      }
      const func = this.commands.exec[lowerCaseCommand];
      if (isFunction(func)) {
        func(lowerCaseCommand, ui, value);
        editor.dispatch("ExecCommand", {
          command,
          ui,
          value,
        });
        return true;
      }
      return false;
    }
    queryCommandState(command) {
      if (
        (!isSelectionSafeCommand(command) && this.editor.quirks.isHidden()) ||
        this.editor.removed
      ) {
        return false;
      }
      const lowerCaseCommand = command.toLowerCase();
      const func = this.commands.state[lowerCaseCommand];
      if (isFunction(func)) {
        return func(lowerCaseCommand);
      }
      return false;
    }
    queryCommandValue(command) {
      if (
        (!isSelectionSafeCommand(command) && this.editor.quirks.isHidden()) ||
        this.editor.removed
      ) {
        return "";
      }
      const lowerCaseCommand = command.toLowerCase();
      const func = this.commands.value[lowerCaseCommand];
      if (isFunction(func)) {
        return func(lowerCaseCommand);
      }
      return "";
    }
    addCommands(commandList, type = "exec") {
      const commands = this.commands;
      each$d(commandList, (callback, command) => {
        each$e(command.toLowerCase().split(","), (command) => {
          commands[type][command] = callback;
        });
      });
    }
    addCommand(command, callback, scope) {
      const lowerCaseCommand = command.toLowerCase();
      this.commands.exec[lowerCaseCommand] = (_command, ui, value) =>
        callback.call(
          scope !== null && scope !== void 0 ? scope : this.editor,
          ui,
          value
        );
    }
    queryCommandSupported(command) {
      const lowerCaseCommand = command.toLowerCase();
      if (this.commands.exec[lowerCaseCommand]) {
        return true;
      } else {
        return false;
      }
    }
    addQueryStateHandler(command, callback, scope) {
      this.commands.state[command.toLowerCase()] = () =>
        callback.call(scope !== null && scope !== void 0 ? scope : this.editor);
    }
    addQueryValueHandler(command, callback, scope) {
      this.commands.value[command.toLowerCase()] = () =>
        callback.call(scope !== null && scope !== void 0 ? scope : this.editor);
    }
  }

  const internalContentEditableAttr = "data-mce-contenteditable";
  const toggleClass = (elm, cls, state) => {
    if (has(elm, cls) && !state) {
      remove$7(elm, cls);
    } else if (state) {
      add$2(elm, cls);
    }
  };
  const setEditorCommandState = (editor, cmd, state) => {
    try {
      editor.getDoc().execCommand(cmd, false, String(state));
    } catch (ex) {}
  };
  const setContentEditable = (elm, state) => {
    elm.dom.contentEditable = state ? "true" : "false";
  };
  const switchOffContentEditableTrue = (elm) => {
    each$e(descendants(elm, '*[contenteditable="true"]'), (elm) => {
      set$3(elm, internalContentEditableAttr, "true");
      setContentEditable(elm, false);
    });
  };
  const switchOnContentEditableTrue = (elm) => {
    each$e(
      descendants(elm, `*[${internalContentEditableAttr}="true"]`),
      (elm) => {
        remove$a(elm, internalContentEditableAttr);
        setContentEditable(elm, true);
      }
    );
  };
  const removeFakeSelection = (editor) => {
    Optional.from(editor.selection.getNode()).each((elm) => {
      elm.removeAttribute("data-mce-selected");
    });
  };
  const restoreFakeSelection = (editor) => {
    editor.selection.setRng(editor.selection.getRng());
  };
  const toggleReadOnly = (editor, state) => {
    const body = SugarElement.fromDom(editor.getBody());
    toggleClass(body, "mce-content-readonly", state);
    if (state) {
      editor.selection.controlSelection.hideResizeRect();
      editor._selectionOverrides.hideFakeCaret();
      removeFakeSelection(editor);
      editor.readonly = true;
      setContentEditable(body, false);
      switchOffContentEditableTrue(body);
    } else {
      editor.readonly = false;
      if (editor.hasEditableRoot()) {
        setContentEditable(body, true);
      }
      switchOnContentEditableTrue(body);
      setEditorCommandState(editor, "StyleWithCSS", false);
      setEditorCommandState(editor, "enableInlineTableEditing", false);
      setEditorCommandState(editor, "enableObjectResizing", false);
      if (hasEditorOrUiFocus(editor)) {
        editor.focus();
      }
      restoreFakeSelection(editor);
      editor.nodeChanged();
    }
  };
  const isReadOnly = (editor) => editor.readonly;
  const registerFilters = (editor) => {
    editor.parser.addAttributeFilter("contenteditable", (nodes) => {
      if (isReadOnly(editor)) {
        each$e(nodes, (node) => {
          node.attr(internalContentEditableAttr, node.attr("contenteditable"));
          node.attr("contenteditable", "false");
        });
      }
    });
    editor.serializer.addAttributeFilter(
      internalContentEditableAttr,
      (nodes) => {
        if (isReadOnly(editor)) {
          each$e(nodes, (node) => {
            node.attr(
              "contenteditable",
              node.attr(internalContentEditableAttr)
            );
          });
        }
      }
    );
    editor.serializer.addTempAttr(internalContentEditableAttr);
  };
  const registerReadOnlyContentFilters = (editor) => {
    if (editor.serializer) {
      registerFilters(editor);
    } else {
      editor.on("PreInit", () => {
        registerFilters(editor);
      });
    }
  };
  const isClickEvent = (e) => e.type === "click";
  const allowedEvents = ["copy"];
  const isReadOnlyAllowedEvent = (e) => contains$2(allowedEvents, e.type);
  const getAnchorHrefOpt = (editor, elm) => {
    const isRoot = (elm) => eq(elm, SugarElement.fromDom(editor.getBody()));
    return closest$3(elm, "a", isRoot).bind((a) => getOpt(a, "href"));
  };
  const processReadonlyEvents = (editor, e) => {
    if (isClickEvent(e) && !VK.metaKeyPressed(e)) {
      const elm = SugarElement.fromDom(e.target);
      getAnchorHrefOpt(editor, elm).each((href) => {
        e.preventDefault();
        if (/^#/.test(href)) {
          const targetEl = editor.dom.select(
            `${href},[name="${removeLeading(href, "#")}"]`
          );
          if (targetEl.length) {
            editor.selection.scrollIntoView(targetEl[0], true);
          }
        } else {
          window.open(
            href,
            "_blank",
            "rel=noopener noreferrer,menubar=yes,toolbar=yes,location=yes,status=yes,resizable=yes,scrollbars=yes"
          );
        }
      });
    } else if (isReadOnlyAllowedEvent(e)) {
      editor.dispatch(e.type, e);
    }
  };
  const registerReadOnlySelectionBlockers = (editor) => {
    editor.on("ShowCaret", (e) => {
      if (isReadOnly(editor)) {
        e.preventDefault();
      }
    });
    editor.on("ObjectSelected", (e) => {
      if (isReadOnly(editor)) {
        e.preventDefault();
      }
    });
  };

  const nativeEvents = Tools.makeMap(
    "focus blur focusin focusout click dblclick mousedown mouseup mousemove mouseover beforepaste paste cut copy selectionchange " +
      "mouseout mouseenter mouseleave wheel keydown keypress keyup input beforeinput contextmenu dragstart dragend dragover " +
      "draggesture dragdrop drop drag submit " +
      "compositionstart compositionend compositionupdate touchstart touchmove touchend touchcancel",
    " "
  );
  class EventDispatcher {
    static isNative(name) {
      return !!nativeEvents[name.toLowerCase()];
    }
    constructor(settings) {
      this.bindings = {};
      this.settings = settings || {};
      this.scope = this.settings.scope || this;
      this.toggleEvent = this.settings.toggleEvent || never;
    }
    fire(name, args) {
      return this.dispatch(name, args);
    }
    dispatch(name, args) {
      const lcName = name.toLowerCase();
      const event = normalize$3(
        lcName,
        args !== null && args !== void 0 ? args : {},
        this.scope
      );
      if (this.settings.beforeFire) {
        this.settings.beforeFire(event);
      }
      const handlers = this.bindings[lcName];
      if (handlers) {
        for (let i = 0, l = handlers.length; i < l; i++) {
          const callback = handlers[i];
          if (callback.removed) {
            continue;
          }
          if (callback.once) {
            this.off(lcName, callback.func);
          }
          if (event.isImmediatePropagationStopped()) {
            return event;
          }
          if (callback.func.call(this.scope, event) === false) {
            event.preventDefault();
            return event;
          }
        }
      }
      return event;
    }
    on(name, callback, prepend, extra) {
      if (callback === false) {
        callback = never;
      }
      if (callback) {
        const wrappedCallback = {
          func: callback,
          removed: false,
        };
        if (extra) {
          Tools.extend(wrappedCallback, extra);
        }
        const names = name.toLowerCase().split(" ");
        let i = names.length;
        while (i--) {
          const currentName = names[i];
          let handlers = this.bindings[currentName];
          if (!handlers) {
            handlers = [];
            this.toggleEvent(currentName, true);
          }
          if (prepend) {
            handlers = [wrappedCallback, ...handlers];
          } else {
            handlers = [...handlers, wrappedCallback];
          }
          this.bindings[currentName] = handlers;
        }
      }
      return this;
    }
    off(name, callback) {
      if (name) {
        const names = name.toLowerCase().split(" ");
        let i = names.length;
        while (i--) {
          const currentName = names[i];
          let handlers = this.bindings[currentName];
          if (!currentName) {
            each$d(this.bindings, (_value, bindingName) => {
              this.toggleEvent(bindingName, false);
              delete this.bindings[bindingName];
            });
            return this;
          }
          if (handlers) {
            if (!callback) {
              handlers.length = 0;
            } else {
              const filteredHandlers = partition$2(
                handlers,
                (handler) => handler.func === callback
              );
              handlers = filteredHandlers.fail;
              this.bindings[currentName] = handlers;
              each$e(filteredHandlers.pass, (handler) => {
                handler.removed = true;
              });
            }
            if (!handlers.length) {
              this.toggleEvent(name, false);
              delete this.bindings[currentName];
            }
          }
        }
      } else {
        each$d(this.bindings, (_value, name) => {
          this.toggleEvent(name, false);
        });
        this.bindings = {};
      }
      return this;
    }
    once(name, callback, prepend) {
      return this.on(name, callback, prepend, { once: true });
    }
    has(name) {
      name = name.toLowerCase();
      const binding = this.bindings[name];
      return !(!binding || binding.length === 0);
    }
  }

  const getEventDispatcher = (obj) => {
    if (!obj._eventDispatcher) {
      obj._eventDispatcher = new EventDispatcher({
        scope: obj,
        toggleEvent: (name, state) => {
          if (EventDispatcher.isNative(name) && obj.toggleNativeEvent) {
            obj.toggleNativeEvent(name, state);
          }
        },
      });
    }
    return obj._eventDispatcher;
  };
  const Observable = {
    fire(name, args, bubble) {
      return this.dispatch(name, args, bubble);
    },
    dispatch(name, args, bubble) {
      const self = this;
      if (self.removed && name !== "remove" && name !== "detach") {
        return normalize$3(
          name.toLowerCase(),
          args !== null && args !== void 0 ? args : {},
          self
        );
      }
      const dispatcherArgs = getEventDispatcher(self).dispatch(name, args);
      if (bubble !== false && self.parent) {
        let parent = self.parent();
        while (parent && !dispatcherArgs.isPropagationStopped()) {
          parent.dispatch(name, dispatcherArgs, false);
          parent = parent.parent ? parent.parent() : undefined;
        }
      }
      return dispatcherArgs;
    },
    on(name, callback, prepend) {
      return getEventDispatcher(this).on(name, callback, prepend);
    },
    off(name, callback) {
      return getEventDispatcher(this).off(name, callback);
    },
    once(name, callback) {
      return getEventDispatcher(this).once(name, callback);
    },
    hasEventListeners(name) {
      return getEventDispatcher(this).has(name);
    },
  };

  const DOM$2 = DOMUtils.DOM;
  let customEventRootDelegates;
  const getEventTarget = (editor, eventName) => {
    if (eventName === "selectionchange") {
      return editor.getDoc();
    }
    if (
      !editor.inline &&
      /^(?:mouse|touch|click|contextmenu|drop|dragover|dragend)/.test(eventName)
    ) {
      return editor.getDoc().documentElement;
    }
    const eventRoot = getEventRoot(editor);
    if (eventRoot) {
      if (!editor.eventRoot) {
        editor.eventRoot = DOM$2.select(eventRoot)[0];
      }
      return editor.eventRoot;
    }
    return editor.getBody();
  };
  const isListening = (editor) => !editor.hidden && !isReadOnly(editor);
  const fireEvent = (editor, eventName, e) => {
    if (isListening(editor)) {
      editor.dispatch(eventName, e);
    } else if (isReadOnly(editor)) {
      processReadonlyEvents(editor, e);
    }
  };
  const bindEventDelegate = (editor, eventName) => {
    if (!editor.delegates) {
      editor.delegates = {};
    }
    if (editor.delegates[eventName] || editor.removed) {
      return;
    }
    const eventRootElm = getEventTarget(editor, eventName);
    if (getEventRoot(editor)) {
      if (!customEventRootDelegates) {
        customEventRootDelegates = {};
        editor.editorManager.on("removeEditor", () => {
          if (!editor.editorManager.activeEditor) {
            if (customEventRootDelegates) {
              each$d(customEventRootDelegates, (_value, name) => {
                editor.dom.unbind(getEventTarget(editor, name));
              });
              customEventRootDelegates = null;
            }
          }
        });
      }
      if (customEventRootDelegates[eventName]) {
        return;
      }
      const delegate = (e) => {
        const target = e.target;
        const editors = editor.editorManager.get();
        let i = editors.length;
        while (i--) {
          const body = editors[i].getBody();
          if (body === target || DOM$2.isChildOf(target, body)) {
            fireEvent(editors[i], eventName, e);
          }
        }
      };
      customEventRootDelegates[eventName] = delegate;
      DOM$2.bind(eventRootElm, eventName, delegate);
    } else {
      const delegate = (e) => {
        fireEvent(editor, eventName, e);
      };
      DOM$2.bind(eventRootElm, eventName, delegate);
      editor.delegates[eventName] = delegate;
    }
  };
  const EditorObservable = {
    ...Observable,
    bindPendingEventDelegates() {
      const self = this;
      Tools.each(self._pendingNativeEvents, (name) => {
        bindEventDelegate(self, name);
      });
    },
    toggleNativeEvent(name, state) {
      const self = this;
      if (name === "focus" || name === "blur") {
        return;
      }
      if (self.removed) {
        return;
      }
      if (state) {
        if (self.initialized) {
          bindEventDelegate(self, name);
        } else {
          if (!self._pendingNativeEvents) {
            self._pendingNativeEvents = [name];
          } else {
            self._pendingNativeEvents.push(name);
          }
        }
      } else if (self.initialized && self.delegates) {
        self.dom.unbind(getEventTarget(self, name), name, self.delegates[name]);
        delete self.delegates[name];
      }
    },
    unbindAllNativeEvents() {
      const self = this;
      const body = self.getBody();
      const dom = self.dom;
      if (self.delegates) {
        each$d(self.delegates, (value, name) => {
          self.dom.unbind(getEventTarget(self, name), name, value);
        });
        delete self.delegates;
      }
      if (!self.inline && body && dom) {
        body.onload = null;
        dom.unbind(self.getWin());
        dom.unbind(self.getDoc());
      }
      if (dom) {
        dom.unbind(body);
        dom.unbind(self.getContainer());
      }
    },
  };

  const stringListProcessor = (value) => {
    if (isString(value)) {
      return {
        value: value.split(/[ ,]/),
        valid: true,
      };
    } else if (isArrayOf(value, isString)) {
      return {
        value,
        valid: true,
      };
    } else {
      return {
        valid: false,
        message: `The value must be a string[] or a comma/space separated string.`,
      };
    }
  };
  const getBuiltInProcessor = (type) => {
    const validator = (() => {
      switch (type) {
        case "array":
          return isArray$1;
        case "boolean":
          return isBoolean;
        case "function":
          return isFunction;
        case "number":
          return isNumber;
        case "object":
          return isObject;
        case "string":
          return isString;
        case "string[]":
          return stringListProcessor;
        case "object[]":
          return (val) => isArrayOf(val, isObject);
        case "regexp":
          return (val) => is$4(val, RegExp);
        default:
          return always;
      }
    })();
    return (value) =>
      processValue(value, validator, `The value must be a ${type}.`);
  };
  const isBuiltInSpec = (spec) => isString(spec.processor);
  const getErrorMessage = (message, result) => {
    const additionalText = isEmpty$3(result.message)
      ? ""
      : `. ${result.message}`;
    return message + additionalText;
  };
  const isValidResult = (result) => result.valid;
  const processValue = (value, processor, message = "") => {
    const result = processor(value);
    if (isBoolean(result)) {
      return result
        ? {
            value: value,
            valid: true,
          }
        : {
            valid: false,
            message,
          };
    } else {
      return result;
    }
  };
  const processDefaultValue = (name, defaultValue, processor) => {
    if (!isUndefined(defaultValue)) {
      const result = processValue(defaultValue, processor);
      if (isValidResult(result)) {
        return result.value;
      } else {
        console.error(
          getErrorMessage(
            `Invalid default value passed for the "${name}" option`,
            result
          )
        );
      }
    }
    return undefined;
  };
  const create$5 = (editor, initialOptions) => {
    const registry = {};
    const values = {};
    const setValue = (name, value, processor) => {
      const result = processValue(value, processor);
      if (isValidResult(result)) {
        values[name] = result.value;
        return true;
      } else {
        console.warn(
          getErrorMessage(`Invalid value passed for the ${name} option`, result)
        );
        return false;
      }
    };
    const register = (name, spec) => {
      const processor = isBuiltInSpec(spec)
        ? getBuiltInProcessor(spec.processor)
        : spec.processor;
      const defaultValue = processDefaultValue(name, spec.default, processor);
      registry[name] = {
        ...spec,
        default: defaultValue,
        processor,
      };
      const initValue = get$a(values, name).orThunk(() =>
        get$a(initialOptions, name)
      );
      initValue.each((value) => setValue(name, value, processor));
    };
    const isRegistered = (name) => has$2(registry, name);
    const get = (name) =>
      get$a(values, name)
        .orThunk(() => get$a(registry, name).map((spec) => spec.default))
        .getOrUndefined();
    const set = (name, value) => {
      if (!isRegistered(name)) {
        console.warn(
          `"${name}" is not a registered option. Ensure the option has been registered before setting a value.`
        );
        return false;
      } else {
        const spec = registry[name];
        if (spec.immutable) {
          console.error(
            `"${name}" is an immutable option and cannot be updated`
          );
          return false;
        } else {
          return setValue(name, value, spec.processor);
        }
      }
    };
    const unset = (name) => {
      const registered = isRegistered(name);
      if (registered) {
        delete values[name];
      }
      return registered;
    };
    const isSet = (name) => has$2(values, name);
    return {
      register,
      isRegistered,
      get,
      set,
      unset,
      isSet,
    };
  };

  const defaultModes = ["design", "readonly"];
  const switchToMode = (editor, activeMode, availableModes, mode) => {
    const oldMode = availableModes[activeMode.get()];
    const newMode = availableModes[mode];
    try {
      newMode.activate();
    } catch (e) {
      console.error(`problem while activating editor mode ${mode}:`, e);
      return;
    }
    oldMode.deactivate();
    if (oldMode.editorReadOnly !== newMode.editorReadOnly) {
      toggleReadOnly(editor, newMode.editorReadOnly);
    }
    activeMode.set(mode);
    fireSwitchMode(editor, mode);
  };
  const setMode = (editor, availableModes, activeMode, mode) => {
    if (mode === activeMode.get()) {
      return;
    } else if (!has$2(availableModes, mode)) {
      throw new Error(`Editor mode '${mode}' is invalid`);
    }
    if (editor.initialized) {
      switchToMode(editor, activeMode, availableModes, mode);
    } else {
      editor.on("init", () =>
        switchToMode(editor, activeMode, availableModes, mode)
      );
    }
  };
  const registerMode = (availableModes, mode, api) => {
    if (contains$2(defaultModes, mode)) {
      throw new Error(`Cannot override default mode ${mode}`);
    }
    return {
      ...availableModes,
      [mode]: {
        ...api,
        deactivate: () => {
          try {
            api.deactivate();
          } catch (e) {
            console.error(`problem while deactivating editor mode ${mode}:`, e);
          }
        },
      },
    };
  };

  const create$4 = (editor) => {
    const activeMode = Cell("design");
    const availableModes = Cell({
      design: {
        activate: noop,
        deactivate: noop,
        editorReadOnly: false,
      },
      readonly: {
        activate: noop,
        deactivate: noop,
        editorReadOnly: true,
      },
    });
    registerReadOnlyContentFilters(editor);
    registerReadOnlySelectionBlockers(editor);
    return {
      isReadOnly: () => isReadOnly(editor),
      set: (mode) => setMode(editor, availableModes.get(), activeMode, mode),
      get: () => activeMode.get(),
      register: (mode, api) => {
        availableModes.set(registerMode(availableModes.get(), mode, api));
      },
    };
  };

  const each$2 = Tools.each,
    explode = Tools.explode;
  const keyCodeLookup = {
    f1: 112,
    f2: 113,
    f3: 114,
    f4: 115,
    f5: 116,
    f6: 117,
    f7: 118,
    f8: 119,
    f9: 120,
    f10: 121,
    f11: 122,
    f12: 123,
  };
  const modifierNames = Tools.makeMap("alt,ctrl,shift,meta,access");
  const isModifier = (key) => key in modifierNames;
  const parseShortcut = (pattern) => {
    const shortcut = {};
    const isMac = Env.os.isMacOS() || Env.os.isiOS();
    each$2(explode(pattern.toLowerCase(), "+"), (value) => {
      if (isModifier(value)) {
        shortcut[value] = true;
      } else {
        if (/^[0-9]{2,}$/.test(value)) {
          shortcut.keyCode = parseInt(value, 10);
        } else {
          shortcut.charCode = value.charCodeAt(0);
          shortcut.keyCode =
            keyCodeLookup[value] || value.toUpperCase().charCodeAt(0);
        }
      }
    });
    const id = [shortcut.keyCode];
    let key;
    for (key in modifierNames) {
      if (shortcut[key]) {
        id.push(key);
      } else {
        shortcut[key] = false;
      }
    }
    shortcut.id = id.join(",");
    if (shortcut.access) {
      shortcut.alt = true;
      if (isMac) {
        shortcut.ctrl = true;
      } else {
        shortcut.shift = true;
      }
    }
    if (shortcut.meta) {
      if (isMac) {
        shortcut.meta = true;
      } else {
        shortcut.ctrl = true;
        shortcut.meta = false;
      }
    }
    return shortcut;
  };
  class Shortcuts {
    constructor(editor) {
      this.shortcuts = {};
      this.pendingPatterns = [];
      this.editor = editor;
      const self = this;
      editor.on("keyup keypress keydown", (e) => {
        if (
          (self.hasModifier(e) || self.isFunctionKey(e)) &&
          !e.isDefaultPrevented()
        ) {
          each$2(self.shortcuts, (shortcut) => {
            if (self.matchShortcut(e, shortcut)) {
              self.pendingPatterns = shortcut.subpatterns.slice(0);
              if (e.type === "keydown") {
                self.executeShortcutAction(shortcut);
              }
            }
          });
          if (self.matchShortcut(e, self.pendingPatterns[0])) {
            if (self.pendingPatterns.length === 1) {
              if (e.type === "keydown") {
                self.executeShortcutAction(self.pendingPatterns[0]);
              }
            }
            self.pendingPatterns.shift();
          }
        }
      });
    }
    add(pattern, desc, cmdFunc, scope) {
      const self = this;
      const func = self.normalizeCommandFunc(cmdFunc);
      each$2(explode(Tools.trim(pattern)), (pattern) => {
        const shortcut = self.createShortcut(pattern, desc, func, scope);
        self.shortcuts[shortcut.id] = shortcut;
      });
      return true;
    }
    remove(pattern) {
      const shortcut = this.createShortcut(pattern);
      if (this.shortcuts[shortcut.id]) {
        delete this.shortcuts[shortcut.id];
        return true;
      }
      return false;
    }
    normalizeCommandFunc(cmdFunc) {
      const self = this;
      const cmd = cmdFunc;
      if (typeof cmd === "string") {
        return () => {
          self.editor.execCommand(cmd, false, null);
        };
      } else if (Tools.isArray(cmd)) {
        return () => {
          self.editor.execCommand(cmd[0], cmd[1], cmd[2]);
        };
      } else {
        return cmd;
      }
    }
    createShortcut(pattern, desc, cmdFunc, scope) {
      const shortcuts = Tools.map(explode(pattern, ">"), parseShortcut);
      shortcuts[shortcuts.length - 1] = Tools.extend(
        shortcuts[shortcuts.length - 1],
        {
          func: cmdFunc,
          scope: scope || this.editor,
        }
      );
      return Tools.extend(shortcuts[0], {
        desc: this.editor.translate(desc),
        subpatterns: shortcuts.slice(1),
      });
    }
    hasModifier(e) {
      return e.altKey || e.ctrlKey || e.metaKey;
    }
    isFunctionKey(e) {
      return e.type === "keydown" && e.keyCode >= 112 && e.keyCode <= 123;
    }
    matchShortcut(e, shortcut) {
      if (!shortcut) {
        return false;
      }
      if (shortcut.ctrl !== e.ctrlKey || shortcut.meta !== e.metaKey) {
        return false;
      }
      if (shortcut.alt !== e.altKey || shortcut.shift !== e.shiftKey) {
        return false;
      }
      if (
        e.keyCode === shortcut.keyCode ||
        (e.charCode && e.charCode === shortcut.charCode)
      ) {
        e.preventDefault();
        return true;
      }
      return false;
    }
    executeShortcutAction(shortcut) {
      return shortcut.func ? shortcut.func.call(shortcut.scope) : null;
    }
  }

  const create$3 = () => {
    const buttons = {};
    const menuItems = {};
    const popups = {};
    const icons = {};
    const contextMenus = {};
    const contextToolbars = {};
    const sidebars = {};
    const views = {};
    const add = (collection, type) => (name, spec) => {
      collection[name.toLowerCase()] = {
        ...spec,
        type,
      };
    };
    const addIcon = (name, svgData) => (icons[name.toLowerCase()] = svgData);
    return {
      addButton: add(buttons, "button"),
      addGroupToolbarButton: add(buttons, "grouptoolbarbutton"),
      addToggleButton: add(buttons, "togglebutton"),
      addMenuButton: add(buttons, "menubutton"),
      addSplitButton: add(buttons, "splitbutton"),
      addMenuItem: add(menuItems, "menuitem"),
      addNestedMenuItem: add(menuItems, "nestedmenuitem"),
      addToggleMenuItem: add(menuItems, "togglemenuitem"),
      addAutocompleter: add(popups, "autocompleter"),
      addContextMenu: add(contextMenus, "contextmenu"),
      addContextToolbar: add(contextToolbars, "contexttoolbar"),
      addContextForm: add(contextToolbars, "contextform"),
      addSidebar: add(sidebars, "sidebar"),
      addView: add(views, "views"),
      addIcon,
      getAll: () => ({
        buttons,
        menuItems,
        icons,
        popups,
        contextMenus,
        contextToolbars,
        sidebars,
        views,
      }),
    };
  };

  const registry = () => {
    const bridge = create$3();
    return {
      addAutocompleter: bridge.addAutocompleter,
      addButton: bridge.addButton,
      addContextForm: bridge.addContextForm,
      addContextMenu: bridge.addContextMenu,
      addContextToolbar: bridge.addContextToolbar,
      addIcon: bridge.addIcon,
      addMenuButton: bridge.addMenuButton,
      addMenuItem: bridge.addMenuItem,
      addNestedMenuItem: bridge.addNestedMenuItem,
      addSidebar: bridge.addSidebar,
      addSplitButton: bridge.addSplitButton,
      addToggleButton: bridge.addToggleButton,
      addGroupToolbarButton: bridge.addGroupToolbarButton,
      addToggleMenuItem: bridge.addToggleMenuItem,
      addView: bridge.addView,
      getAll: bridge.getAll,
    };
  };

  const DOM$1 = DOMUtils.DOM;
  const extend = Tools.extend,
    each$1 = Tools.each;
  class Editor {
    constructor(id, options, editorManager) {
      this.plugins = {};
      this.contentCSS = [];
      this.contentStyles = [];
      this.loadedCSS = {};
      this.isNotDirty = false;
      this.composing = false;
      this.destroyed = false;
      this.hasHiddenInput = false;
      this.iframeElement = null;
      this.initialized = false;
      this.readonly = false;
      this.removed = false;
      this.startContent = "";
      this._pendingNativeEvents = [];
      this._skinLoaded = false;
      this._editableRoot = true;
      this.editorManager = editorManager;
      this.documentBaseUrl = editorManager.documentBaseURL;
      extend(this, EditorObservable);
      const self = this;
      this.id = id;
      this.hidden = false;
      const normalizedOptions = normalizeOptions(
        editorManager.defaultOptions,
        options
      );
      this.options = create$5(self, normalizedOptions);
      register$7(self);
      const getOption = this.options.get;
      if (getOption("deprecation_warnings")) {
        logWarnings(options, normalizedOptions);
      }
      const suffix = getOption("suffix");
      if (suffix) {
        editorManager.suffix = suffix;
      }
      this.suffix = editorManager.suffix;
      const baseUrl = getOption("base_url");
      if (baseUrl) {
        editorManager._setBaseUrl(baseUrl);
      }
      this.baseUri = editorManager.baseURI;
      const referrerPolicy = getReferrerPolicy(self);
      if (referrerPolicy) {
        ScriptLoader.ScriptLoader._setReferrerPolicy(referrerPolicy);
        DOMUtils.DOM.styleSheetLoader._setReferrerPolicy(referrerPolicy);
      }
      const contentCssCors = hasContentCssCors(self);
      if (isNonNullable(contentCssCors)) {
        DOMUtils.DOM.styleSheetLoader._setContentCssCors(contentCssCors);
      }
      AddOnManager.languageLoad = getOption("language_load");
      AddOnManager.baseURL = editorManager.baseURL;
      this.setDirty(false);
      this.documentBaseURI = new URI(getDocumentBaseUrl(self), {
        base_uri: this.baseUri,
      });
      this.baseURI = this.baseUri;
      this.inline = isInline(self);
      this.hasVisual = isVisualAidsEnabled(self);
      this.shortcuts = new Shortcuts(this);
      this.editorCommands = new EditorCommands(this);
      registerCommands(this);
      const cacheSuffix = getOption("cache_suffix");
      if (cacheSuffix) {
        Env.cacheSuffix = cacheSuffix.replace(/^[\?\&]+/, "");
      }
      this.ui = {
        registry: registry(),
        styleSheetLoader: undefined,
        show: noop,
        hide: noop,
        setEnabled: noop,
        isEnabled: always,
      };
      this.mode = create$4(self);
      editorManager.dispatch("SetupEditor", { editor: this });
      const setupCallback = getSetupCallback(self);
      if (isFunction(setupCallback)) {
        setupCallback.call(self, self);
      }
    }
    render() {
      render(this);
    }
    focus(skipFocus) {
      this.execCommand("mceFocus", false, skipFocus);
    }
    hasFocus() {
      return hasFocus(this);
    }
    translate(text) {
      return I18n.translate(text);
    }
    getParam(name, defaultVal, type) {
      const options = this.options;
      if (!options.isRegistered(name)) {
        if (isNonNullable(type)) {
          options.register(name, {
            processor: type,
            default: defaultVal,
          });
        } else {
          options.register(name, {
            processor: always,
            default: defaultVal,
          });
        }
      }
      return !options.isSet(name) && !isUndefined(defaultVal)
        ? defaultVal
        : options.get(name);
    }
    hasPlugin(name, loaded) {
      const hasPlugin = contains$2(getPlugins(this), name);
      if (hasPlugin) {
        return loaded ? PluginManager.get(name) !== undefined : true;
      } else {
        return false;
      }
    }
    nodeChanged(args) {
      this._nodeChangeDispatcher.nodeChanged(args);
    }
    addCommand(name, callback, scope) {
      this.editorCommands.addCommand(name, callback, scope);
    }
    addQueryStateHandler(name, callback, scope) {
      this.editorCommands.addQueryStateHandler(name, callback, scope);
    }
    addQueryValueHandler(name, callback, scope) {
      this.editorCommands.addQueryValueHandler(name, callback, scope);
    }
    addShortcut(pattern, desc, cmdFunc, scope) {
      this.shortcuts.add(pattern, desc, cmdFunc, scope);
    }
    execCommand(cmd, ui, value, args) {
      return this.editorCommands.execCommand(cmd, ui, value, args);
    }
    queryCommandState(cmd) {
      return this.editorCommands.queryCommandState(cmd);
    }
    queryCommandValue(cmd) {
      return this.editorCommands.queryCommandValue(cmd);
    }
    queryCommandSupported(cmd) {
      return this.editorCommands.queryCommandSupported(cmd);
    }
    show() {
      const self = this;
      if (self.hidden) {
        self.hidden = false;
        if (self.inline) {
          self.getBody().contentEditable = "true";
        } else {
          DOM$1.show(self.getContainer());
          DOM$1.hide(self.id);
        }
        self.load();
        self.dispatch("show");
      }
    }
    hide() {
      const self = this;
      if (!self.hidden) {
        self.save();
        if (self.inline) {
          self.getBody().contentEditable = "false";
          if (self === self.editorManager.focusedEditor) {
            self.editorManager.focusedEditor = null;
          }
        } else {
          DOM$1.hide(self.getContainer());
          DOM$1.setStyle(self.id, "display", self.orgDisplay);
        }
        self.hidden = true;
        self.dispatch("hide");
      }
    }
    isHidden() {
      return this.hidden;
    }
    setProgressState(state, time) {
      this.dispatch("ProgressState", {
        state,
        time,
      });
    }
    load(args = {}) {
      const self = this;
      const elm = self.getElement();
      if (self.removed) {
        return "";
      }
      if (elm) {
        const loadArgs = {
          ...args,
          load: true,
        };
        const value = isTextareaOrInput(elm) ? elm.value : elm.innerHTML;
        const html = self.setContent(value, loadArgs);
        if (!loadArgs.no_events) {
          self.dispatch("LoadContent", {
            ...loadArgs,
            element: elm,
          });
        }
        return html;
      } else {
        return "";
      }
    }
    save(args = {}) {
      const self = this;
      let elm = self.getElement();
      if (!elm || !self.initialized || self.removed) {
        return "";
      }
      const getArgs = {
        ...args,
        save: true,
        element: elm,
      };
      let html = self.getContent(getArgs);
      const saveArgs = {
        ...getArgs,
        content: html,
      };
      if (!saveArgs.no_events) {
        self.dispatch("SaveContent", saveArgs);
      }
      if (saveArgs.format === "raw") {
        self.dispatch("RawSaveContent", saveArgs);
      }
      html = saveArgs.content;
      if (!isTextareaOrInput(elm)) {
        if (args.is_removing || !self.inline) {
          elm.innerHTML = html;
        }
        const form = DOM$1.getParent(self.id, "form");
        if (form) {
          each$1(form.elements, (elm) => {
            if (elm.name === self.id) {
              elm.value = html;
              return false;
            } else {
              return true;
            }
          });
        }
      } else {
        elm.value = html;
      }
      saveArgs.element = getArgs.element = elm = null;
      if (saveArgs.set_dirty !== false) {
        self.setDirty(false);
      }
      return html;
    }
    setContent(content, args) {
      return setContent(this, content, args);
    }
    getContent(args) {
      return getContent(this, args);
    }
    insertContent(content, args) {
      if (args) {
        content = extend({ content }, args);
      }
      this.execCommand("mceInsertContent", false, content);
    }
    resetContent(initialContent) {
      if (initialContent === undefined) {
        setContent(this, this.startContent, { format: "raw" });
      } else {
        setContent(this, initialContent);
      }
      this.undoManager.reset();
      this.setDirty(false);
      this.nodeChanged();
    }
    isDirty() {
      return !this.isNotDirty;
    }
    setDirty(state) {
      const oldState = !this.isNotDirty;
      this.isNotDirty = !state;
      if (state && state !== oldState) {
        this.dispatch("dirty");
      }
    }
    getContainer() {
      const self = this;
      if (!self.container) {
        self.container = self.editorContainer || DOM$1.get(self.id + "_parent");
      }
      return self.container;
    }
    getContentAreaContainer() {
      return this.contentAreaContainer;
    }
    getElement() {
      if (!this.targetElm) {
        this.targetElm = DOM$1.get(this.id);
      }
      return this.targetElm;
    }
    getWin() {
      const self = this;
      if (!self.contentWindow) {
        const elm = self.iframeElement;
        if (elm) {
          self.contentWindow = elm.contentWindow;
        }
      }
      return self.contentWindow;
    }
    getDoc() {
      const self = this;
      if (!self.contentDocument) {
        const win = self.getWin();
        if (win) {
          self.contentDocument = win.document;
        }
      }
      return self.contentDocument;
    }
    getBody() {
      var _a, _b;
      const doc = this.getDoc();
      return (_b =
        (_a = this.bodyElement) !== null && _a !== void 0
          ? _a
          : doc === null || doc === void 0
          ? void 0
          : doc.body) !== null && _b !== void 0
        ? _b
        : null;
    }
    convertURL(url, name, elm) {
      const self = this,
        getOption = self.options.get;
      const urlConverterCallback = getUrlConverterCallback(self);
      if (isFunction(urlConverterCallback)) {
        return urlConverterCallback.call(self, url, elm, true, name);
      }
      if (
        !getOption("convert_urls") ||
        elm === "link" ||
        (isObject(elm) && elm.nodeName === "LINK") ||
        url.indexOf("file:") === 0 ||
        url.length === 0
      ) {
        return url;
      }
      if (getOption("relative_urls")) {
        return self.documentBaseURI.toRelative(url);
      }
      url = self.documentBaseURI.toAbsolute(
        url,
        getOption("remove_script_host")
      );
      return url;
    }
    addVisual(elm) {
      addVisual(this, elm);
    }
    setEditableRoot(state) {
      setEditableRoot(this, state);
    }
    hasEditableRoot() {
      return hasEditableRoot(this);
    }
    remove() {
      remove$1(this);
    }
    destroy(automatic) {
      destroy(this, automatic);
    }
    uploadImages() {
      return this.editorUpload.uploadImages();
    }
    _scanForImages() {
      return this.editorUpload.scanForImages();
    }
  }

  const DOM = DOMUtils.DOM;
  const each = Tools.each;
  let boundGlobalEvents = false;
  let beforeUnloadDelegate;
  let editors = [];
  const globalEventDelegate = (e) => {
    const type = e.type;
    each(EditorManager.get(), (editor) => {
      switch (type) {
        case "scroll":
          editor.dispatch("ScrollWindow", e);
          break;
        case "resize":
          editor.dispatch("ResizeWindow", e);
          break;
      }
    });
  };
  const toggleGlobalEvents = (state) => {
    if (state !== boundGlobalEvents) {
      const DOM = DOMUtils.DOM;
      if (state) {
        DOM.bind(window, "resize", globalEventDelegate);
        DOM.bind(window, "scroll", globalEventDelegate);
      } else {
        DOM.unbind(window, "resize", globalEventDelegate);
        DOM.unbind(window, "scroll", globalEventDelegate);
      }
      boundGlobalEvents = state;
    }
  };
  const removeEditorFromList = (targetEditor) => {
    const oldEditors = editors;
    editors = filter$5(editors, (editor) => {
      return targetEditor !== editor;
    });
    if (EditorManager.activeEditor === targetEditor) {
      EditorManager.activeEditor = editors.length > 0 ? editors[0] : null;
    }
    if (EditorManager.focusedEditor === targetEditor) {
      EditorManager.focusedEditor = null;
    }
    return oldEditors.length !== editors.length;
  };
  const purgeDestroyedEditor = (editor) => {
    if (
      editor &&
      editor.initialized &&
      !(editor.getContainer() || editor.getBody()).parentNode
    ) {
      removeEditorFromList(editor);
      editor.unbindAllNativeEvents();
      editor.destroy(true);
      editor.removed = true;
    }
  };
  const isQuirksMode = document.compatMode !== "CSS1Compat";
  const EditorManager = {
    ...Observable,
    baseURI: null,
    baseURL: null,
    defaultOptions: {},
    documentBaseURL: null,
    suffix: null,
    majorVersion: "6",
    minorVersion: "7.0",
    releaseDate: "2023-08-30",
    i18n: I18n,
    activeEditor: null,
    focusedEditor: null,
    setup() {
      const self = this;
      let baseURL = "";
      let suffix = "";
      let documentBaseURL = URI.getDocumentBaseUrl(document.location);
      if (/^[^:]+:\/\/\/?[^\/]+\//.test(documentBaseURL)) {
        documentBaseURL = documentBaseURL
          .replace(/[\?#].*$/, "")
          .replace(/[\/\\][^\/]+$/, "");
        if (!/[\/\\]$/.test(documentBaseURL)) {
          documentBaseURL += "/";
        }
      }
      const preInit = window.tinymce || window.tinyMCEPreInit;
      if (preInit) {
        baseURL = preInit.base || preInit.baseURL;
        suffix = preInit.suffix;
      } else {
        const scripts = document.getElementsByTagName("script");
        for (let i = 0; i < scripts.length; i++) {
          const src = scripts[i].src || "";
          if (src === "") {
            continue;
          }
          const srcScript = src.substring(src.lastIndexOf("/"));
          if (/tinymce(\.full|\.jquery|)(\.min|\.dev|)\.js/.test(src)) {
            if (srcScript.indexOf(".min") !== -1) {
              suffix = ".min";
            }
            baseURL = src.substring(0, src.lastIndexOf("/"));
            break;
          }
        }
        if (!baseURL && document.currentScript) {
          const src = document.currentScript.src;
          if (src.indexOf(".min") !== -1) {
            suffix = ".min";
          }
          baseURL = src.substring(0, src.lastIndexOf("/"));
        }
      }
      self.baseURL = new URI(documentBaseURL).toAbsolute(baseURL);
      self.documentBaseURL = documentBaseURL;
      self.baseURI = new URI(self.baseURL);
      self.suffix = suffix;
      setup$v(self);
    },
    overrideDefaults(defaultOptions) {
      const baseUrl = defaultOptions.base_url;
      if (baseUrl) {
        this._setBaseUrl(baseUrl);
      }
      const suffix = defaultOptions.suffix;
      if (suffix) {
        this.suffix = suffix;
      }
      this.defaultOptions = defaultOptions;
      const pluginBaseUrls = defaultOptions.plugin_base_urls;
      if (pluginBaseUrls !== undefined) {
        each$d(pluginBaseUrls, (pluginBaseUrl, pluginName) => {
          AddOnManager.PluginManager.urls[pluginName] = pluginBaseUrl;
        });
      }
    },
    init(options) {
      const self = this;
      let result;
      const invalidInlineTargets = Tools.makeMap(
        "area base basefont br col frame hr img input isindex link meta param embed source wbr track " +
          "colgroup option table tbody tfoot thead tr th td script noscript style textarea video audio iframe object menu",
        " "
      );
      const isInvalidInlineTarget = (options, elm) =>
        options.inline && elm.tagName.toLowerCase() in invalidInlineTargets;
      const createId = (elm) => {
        let id = elm.id;
        if (!id) {
          id = get$a(elm, "name")
            .filter((name) => !DOM.get(name))
            .getOrThunk(DOM.uniqueId);
          elm.setAttribute("id", id);
        }
        return id;
      };
      const execCallback = (name) => {
        const callback = options[name];
        if (!callback) {
          return;
        }
        return callback.apply(self, []);
      };
      const findTargets = (options) => {
        if (Env.browser.isIE() || Env.browser.isEdge()) {
          initError(
            "TinyMCE does not support the browser you are using. For a list of supported" +
              " browsers please see: https://www.tiny.cloud/docs/tinymce/6/support/#supportedwebbrowsers"
          );
          return [];
        } else if (isQuirksMode) {
          initError(
            "Failed to initialize the editor as the document is not in standards mode. " +
              "TinyMCE requires standards mode."
          );
          return [];
        } else if (isString(options.selector)) {
          return DOM.select(options.selector);
        } else if (isNonNullable(options.target)) {
          return [options.target];
        } else {
          return [];
        }
      };
      let provideResults = (editors) => {
        result = editors;
      };
      const initEditors = () => {
        let initCount = 0;
        const editors = [];
        let targets;
        const createEditor = (id, options, targetElm) => {
          const editor = new Editor(id, options, self);
          editors.push(editor);
          editor.on("init", () => {
            if (++initCount === targets.length) {
              provideResults(editors);
            }
          });
          editor.targetElm = editor.targetElm || targetElm;
          editor.render();
        };
        DOM.unbind(window, "ready", initEditors);
        execCallback("onpageload");
        targets = unique$1(findTargets(options));
        Tools.each(targets, (elm) => {
          purgeDestroyedEditor(self.get(elm.id));
        });
        targets = Tools.grep(targets, (elm) => {
          return !self.get(elm.id);
        });
        if (targets.length === 0) {
          provideResults([]);
        } else {
          each(targets, (elm) => {
            if (isInvalidInlineTarget(options, elm)) {
              initError(
                "Could not initialize inline editor on invalid inline target element",
                elm
              );
            } else {
              createEditor(createId(elm), options, elm);
            }
          });
        }
      };
      DOM.bind(window, "ready", initEditors);
      return new Promise((resolve) => {
        if (result) {
          resolve(result);
        } else {
          provideResults = (editors) => {
            resolve(editors);
          };
        }
      });
    },
    get(id) {
      if (arguments.length === 0) {
        return editors.slice(0);
      } else if (isString(id)) {
        return find$2(editors, (editor) => {
          return editor.id === id;
        }).getOr(null);
      } else if (isNumber(id)) {
        return editors[id] ? editors[id] : null;
      } else {
        return null;
      }
    },
    add(editor) {
      const self = this;
      const existingEditor = self.get(editor.id);
      if (existingEditor === editor) {
        return editor;
      }
      if (existingEditor === null) {
        editors.push(editor);
      }
      toggleGlobalEvents(true);
      self.activeEditor = editor;
      self.dispatch("AddEditor", { editor });
      if (!beforeUnloadDelegate) {
        beforeUnloadDelegate = (e) => {
          const event = self.dispatch("BeforeUnload");
          if (event.returnValue) {
            e.preventDefault();
            e.returnValue = event.returnValue;
            return event.returnValue;
          }
        };
        window.addEventListener("beforeunload", beforeUnloadDelegate);
      }
      return editor;
    },
    createEditor(id, options) {
      return this.add(new Editor(id, options, this));
    },
    remove(selector) {
      const self = this;
      let editor;
      if (!selector) {
        for (let i = editors.length - 1; i >= 0; i--) {
          self.remove(editors[i]);
        }
        return;
      }
      if (isString(selector)) {
        each(DOM.select(selector), (elm) => {
          editor = self.get(elm.id);
          if (editor) {
            self.remove(editor);
          }
        });
        return;
      }
      editor = selector;
      if (isNull(self.get(editor.id))) {
        return null;
      }
      if (removeEditorFromList(editor)) {
        self.dispatch("RemoveEditor", { editor });
      }
      if (editors.length === 0) {
        window.removeEventListener("beforeunload", beforeUnloadDelegate);
      }
      editor.remove();
      toggleGlobalEvents(editors.length > 0);
      return editor;
    },
    execCommand(cmd, ui, value) {
      var _a;
      const self = this;
      const editorId = isObject(value)
        ? (_a = value.id) !== null && _a !== void 0
          ? _a
          : value.index
        : value;
      switch (cmd) {
        case "mceAddEditor": {
          if (!self.get(editorId)) {
            const editorOptions = value.options;
            new Editor(editorId, editorOptions, self).render();
          }
          return true;
        }
        case "mceRemoveEditor": {
          const editor = self.get(editorId);
          if (editor) {
            editor.remove();
          }
          return true;
        }
        case "mceToggleEditor": {
          const editor = self.get(editorId);
          if (!editor) {
            self.execCommand("mceAddEditor", false, value);
            return true;
          }
          if (editor.isHidden()) {
            editor.show();
          } else {
            editor.hide();
          }
          return true;
        }
      }
      if (self.activeEditor) {
        return self.activeEditor.execCommand(cmd, ui, value);
      }
      return false;
    },
    triggerSave: () => {
      each(editors, (editor) => {
        editor.save();
      });
    },
    addI18n: (code, items) => {
      I18n.add(code, items);
    },
    translate: (text) => {
      return I18n.translate(text);
    },
    setActive(editor) {
      const activeEditor = this.activeEditor;
      if (this.activeEditor !== editor) {
        if (activeEditor) {
          activeEditor.dispatch("deactivate", { relatedTarget: editor });
        }
        editor.dispatch("activate", { relatedTarget: activeEditor });
      }
      this.activeEditor = editor;
    },
    _setBaseUrl(baseUrl) {
      this.baseURL = new URI(this.documentBaseURL).toAbsolute(
        baseUrl.replace(/\/+$/, "")
      );
      this.baseURI = new URI(this.baseURL);
    },
  };
  EditorManager.setup();

  const setup = () => {
    const dataValue = value$2();
    const FakeClipboardItem = (items) => ({
      items,
      types: keys(items),
      getType: (type) => get$a(items, type).getOrUndefined(),
    });
    const write = (data) => {
      dataValue.set(data);
    };
    const read = () => dataValue.get().getOrUndefined();
    const clear = dataValue.clear;
    return {
      FakeClipboardItem,
      write,
      read,
      clear,
    };
  };
  const FakeClipboard = setup();

  const min = Math.min,
    max = Math.max,
    round = Math.round;
  const relativePosition = (rect, targetRect, rel) => {
    let x = targetRect.x;
    let y = targetRect.y;
    const w = rect.w;
    const h = rect.h;
    const targetW = targetRect.w;
    const targetH = targetRect.h;
    const relChars = (rel || "").split("");
    if (relChars[0] === "b") {
      y += targetH;
    }
    if (relChars[1] === "r") {
      x += targetW;
    }
    if (relChars[0] === "c") {
      y += round(targetH / 2);
    }
    if (relChars[1] === "c") {
      x += round(targetW / 2);
    }
    if (relChars[3] === "b") {
      y -= h;
    }
    if (relChars[4] === "r") {
      x -= w;
    }
    if (relChars[3] === "c") {
      y -= round(h / 2);
    }
    if (relChars[4] === "c") {
      x -= round(w / 2);
    }
    return create$2(x, y, w, h);
  };
  const findBestRelativePosition = (rect, targetRect, constrainRect, rels) => {
    for (let i = 0; i < rels.length; i++) {
      const pos = relativePosition(rect, targetRect, rels[i]);
      if (
        pos.x >= constrainRect.x &&
        pos.x + pos.w <= constrainRect.w + constrainRect.x &&
        pos.y >= constrainRect.y &&
        pos.y + pos.h <= constrainRect.h + constrainRect.y
      ) {
        return rels[i];
      }
    }
    return null;
  };
  const inflate = (rect, w, h) => {
    return create$2(rect.x - w, rect.y - h, rect.w + w * 2, rect.h + h * 2);
  };
  const intersect = (rect, cropRect) => {
    const x1 = max(rect.x, cropRect.x);
    const y1 = max(rect.y, cropRect.y);
    const x2 = min(rect.x + rect.w, cropRect.x + cropRect.w);
    const y2 = min(rect.y + rect.h, cropRect.y + cropRect.h);
    if (x2 - x1 < 0 || y2 - y1 < 0) {
      return null;
    }
    return create$2(x1, y1, x2 - x1, y2 - y1);
  };
  const clamp = (rect, clampRect, fixedSize) => {
    let x1 = rect.x;
    let y1 = rect.y;
    let x2 = rect.x + rect.w;
    let y2 = rect.y + rect.h;
    const cx2 = clampRect.x + clampRect.w;
    const cy2 = clampRect.y + clampRect.h;
    const underflowX1 = max(0, clampRect.x - x1);
    const underflowY1 = max(0, clampRect.y - y1);
    const overflowX2 = max(0, x2 - cx2);
    const overflowY2 = max(0, y2 - cy2);
    x1 += underflowX1;
    y1 += underflowY1;
    if (fixedSize) {
      x2 += underflowX1;
      y2 += underflowY1;
      x1 -= overflowX2;
      y1 -= overflowY2;
    }
    x2 -= overflowX2;
    y2 -= overflowY2;
    return create$2(x1, y1, x2 - x1, y2 - y1);
  };
  const create$2 = (x, y, w, h) => {
    return {
      x,
      y,
      w,
      h,
    };
  };
  const fromClientRect = (clientRect) => {
    return create$2(
      clientRect.left,
      clientRect.top,
      clientRect.width,
      clientRect.height
    );
  };
  const Rect = {
    inflate,
    relativePosition,
    findBestRelativePosition,
    intersect,
    clamp,
    create: create$2,
    fromClientRect,
  };

  const awaiter = (resolveCb, rejectCb, timeout = 1000) => {
    let done = false;
    let timer = null;
    const complete =
      (completer) =>
      (...args) => {
        if (!done) {
          done = true;
          if (timer !== null) {
            clearTimeout(timer);
            timer = null;
          }
          completer.apply(null, args);
        }
      };
    const resolve = complete(resolveCb);
    const reject = complete(rejectCb);
    const start = (...args) => {
      if (!done && timer === null) {
        timer = setTimeout(() => reject.apply(null, args), timeout);
      }
    };
    return {
      start,
      resolve,
      reject,
    };
  };
  const create$1 = () => {
    const tasks = {};
    const resultFns = {};
    const load = (id, url) => {
      const loadErrMsg = `Script at URL "${url}" failed to load`;
      const runErrMsg = `Script at URL "${url}" did not call \`tinymce.Resource.add('${id}', data)\` within 1 second`;
      if (tasks[id] !== undefined) {
        return tasks[id];
      } else {
        const task = new Promise((resolve, reject) => {
          const waiter = awaiter(resolve, reject);
          resultFns[id] = waiter.resolve;
          ScriptLoader.ScriptLoader.loadScript(url).then(
            () => waiter.start(runErrMsg),
            () => waiter.reject(loadErrMsg)
          );
        });
        tasks[id] = task;
        return task;
      }
    };
    const add = (id, data) => {
      if (resultFns[id] !== undefined) {
        resultFns[id](data);
        delete resultFns[id];
      }
      tasks[id] = Promise.resolve(data);
    };
    const unload = (id) => {
      delete tasks[id];
    };
    return {
      load,
      add,
      unload,
    };
  };
  const Resource = create$1();

  const create = () =>
    (() => {
      let data = {};
      let keys = [];
      const storage = {
        getItem: (key) => {
          const item = data[key];
          return item ? item : null;
        },
        setItem: (key, value) => {
          keys.push(key);
          data[key] = String(value);
        },
        key: (index) => {
          return keys[index];
        },
        removeItem: (key) => {
          keys = keys.filter((k) => k === key);
          delete data[key];
        },
        clear: () => {
          keys = [];
          data = {};
        },
        length: 0,
      };
      Object.defineProperty(storage, "length", {
        get: () => keys.length,
        configurable: false,
        enumerable: false,
      });
      return storage;
    })();

  let localStorage;
  try {
    const test = "__storage_test__";
    localStorage = window.localStorage;
    localStorage.setItem(test, test);
    localStorage.removeItem(test);
  } catch (e) {
    localStorage = create();
  }
  var LocalStorage = localStorage;

  const publicApi = {
    geom: { Rect },
    util: {
      Delay,
      Tools,
      VK,
      URI,
      EventDispatcher,
      Observable,
      I18n,
      LocalStorage,
      ImageUploader,
    },
    dom: {
      EventUtils,
      TreeWalker: DomTreeWalker,
      TextSeeker,
      DOMUtils,
      ScriptLoader,
      RangeUtils,
      Serializer: DomSerializer,
      StyleSheetLoader,
      ControlSelection,
      BookmarkManager,
      Selection: EditorSelection,
      Event: EventUtils.Event,
    },
    html: {
      Styles,
      Entities,
      Node: AstNode,
      Schema,
      DomParser,
      Writer,
      Serializer: HtmlSerializer,
    },
    Env,
    AddOnManager,
    Annotator,
    Formatter,
    UndoManager,
    EditorCommands,
    WindowManager,
    NotificationManager,
    EditorObservable,
    Shortcuts,
    Editor,
    FocusManager,
    EditorManager,
    DOM: DOMUtils.DOM,
    ScriptLoader: ScriptLoader.ScriptLoader,
    PluginManager,
    ThemeManager,
    ModelManager,
    IconManager,
    Resource,
    FakeClipboard,
    trim: Tools.trim,
    isArray: Tools.isArray,
    is: Tools.is,
    toArray: Tools.toArray,
    makeMap: Tools.makeMap,
    each: Tools.each,
    map: Tools.map,
    grep: Tools.grep,
    inArray: Tools.inArray,
    extend: Tools.extend,
    walk: Tools.walk,
    resolve: Tools.resolve,
    explode: Tools.explode,
    _addCacheSuffix: Tools._addCacheSuffix,
  };
  const tinymce = Tools.extend(EditorManager, publicApi);

  const exportToModuleLoaders = (tinymce) => {
    if (typeof module === "object") {
      try {
        module.exports = tinymce;
      } catch (_) {}
    }
  };
  const exportToWindowGlobal = (tinymce) => {
    window.tinymce = tinymce;
    window.tinyMCE = tinymce;
  };
  exportToWindowGlobal(tinymce);
  exportToModuleLoaders(tinymce);
})();