import {
  n as n2
} from "./chunk-DT6EAZQ5.js";
import {
  e as e3
} from "./chunk-HNOZUNJ4.js";
import {
  d,
  e,
  l,
  n2 as n,
  v2 as v
} from "./chunk-Y3WMVFTW.js";
import {
  e as e2,
  t
} from "./chunk-WSRBH7BF.js";
import {
  N,
  b
} from "./chunk-IHXECKQQ.js";
import {
  m
} from "./chunk-IKP3YN53.js";
import {
  q
} from "./chunk-GZT4BVFP.js";

// node_modules/@arcgis/core/core/ObservableChangesType.js
var E;
!function(E3) {
  E3[E3.ADD = 1] = "ADD", E3[E3.REMOVE = 2] = "REMOVE", E3[E3.MOVE = 4] = "MOVE";
}(E || (E = {}));

// node_modules/@arcgis/core/core/accessorSupport/decorators/shared.js
function n3(n4) {
  return (r, t2) => {
    r[t2] = n4;
  };
}

// node_modules/@arcgis/core/core/Collection.js
var g;
var p = class {
  constructor() {
    this.target = null, this.cancellable = false, this.defaultPrevented = false, this.item = void 0, this.type = void 0;
  }
  preventDefault() {
    this.cancellable && (this.defaultPrevented = true);
  }
  reset(e4) {
    this.defaultPrevented = false, this.item = e4;
  }
};
var b2 = new e2(p, void 0, (e4) => {
  e4.item = null, e4.target = null, e4.defaultPrevented = false, e4.cancellable = false;
});
var d2 = () => {
};
function v2(e4) {
  return e4 ? e4 instanceof V ? e4.toArray() : e4.length ? Array.prototype.slice.apply(e4) : [] : [];
}
function E2(e4) {
  if (e4 && e4.length)
    return e4[0];
}
function y(e4, t2, s, i) {
  const r = Math.min(e4.length - s, t2.length - i);
  let n4 = 0;
  for (; n4 < r && e4[s + n4] === t2[i + n4]; )
    n4++;
  return n4;
}
function C(e4, t2, s, i) {
  t2 && t2.forEach((t3, r, n4) => {
    e4.push(t3), C(e4, s.call(i, t3, r, n4), s, i);
  });
}
var A = new Set();
var O = new Set();
var M = new Set();
var D = new Map();
var x = 0;
var V = g = class extends n2.EventedAccessor {
  constructor(e4) {
    super(e4), this._chgListeners = [], this._notifications = null, this._timer = null, this._observable = new e3(), this.length = 0, this._items = [], Object.defineProperty(this, "uid", { value: x++ });
  }
  static isCollection(e4) {
    return e4 != null && e4 instanceof g;
  }
  normalizeCtorArgs(e4) {
    return e4 ? Array.isArray(e4) || e4 instanceof g ? { items: e4 } : e4 : {};
  }
  destroy() {
    this.removeAll();
  }
  *[Symbol.iterator]() {
    yield* this.items;
  }
  get items() {
    return l(this._observable), this._items;
  }
  set items(e4) {
    this._emitBeforeChanges(E.ADD) || (this._splice(0, this.length, v2(e4)), this._emitAfterChanges(E.ADD));
  }
  hasEventListener(e4) {
    return e4 === "change" ? this._chgListeners.length > 0 : this._emitter.hasEventListener(e4);
  }
  on(e4, t2) {
    if (e4 === "change") {
      const e5 = this._chgListeners, s = { removed: false, callback: t2 };
      return e5.push(s), this._notifications && this._notifications.push({ listeners: e5.slice(), items: this._items.slice(), changes: [] }), { remove() {
        this.remove = d2, s.removed = true, e5.splice(e5.indexOf(s), 1);
      } };
    }
    return this._emitter.on(e4, t2);
  }
  once(e4, t2) {
    const s = this.on(e4, t2);
    return { remove() {
      s.remove();
    } };
  }
  add(e4, t2) {
    if (l(this._observable), this._emitBeforeChanges(E.ADD))
      return this;
    const s = this.getNextIndex(t2 ?? null);
    return this._splice(s, 0, [e4]), this._emitAfterChanges(E.ADD), this;
  }
  addMany(e4, t2 = this._items.length) {
    if (l(this._observable), !e4 || !e4.length)
      return this;
    if (this._emitBeforeChanges(E.ADD))
      return this;
    const s = this.getNextIndex(t2);
    return this._splice(s, 0, v2(e4)), this._emitAfterChanges(E.ADD), this;
  }
  at(e4) {
    if (l(this._observable), (e4 = Math.trunc(e4) || 0) < 0 && (e4 += this.length), !(e4 < 0 || e4 >= this.length))
      return this._items[e4];
  }
  removeAll() {
    if (l(this._observable), !this.length || this._emitBeforeChanges(E.REMOVE))
      return [];
    const e4 = this._splice(0, this.length) || [];
    return this._emitAfterChanges(E.REMOVE), e4;
  }
  clone() {
    return l(this._observable), this._createNewInstance({ items: this._items.map(m) });
  }
  concat(...e4) {
    l(this._observable);
    const t2 = e4.map(v2);
    return this._createNewInstance({ items: this._items.concat(...t2) });
  }
  drain(e4, t2) {
    if (l(this._observable), !this.length || this._emitBeforeChanges(E.REMOVE))
      return;
    const s = q(this._splice(0, this.length)), i = s.length;
    for (let r = 0; r < i; r++)
      e4.call(t2, s[r], r, s);
    this._emitAfterChanges(E.REMOVE);
  }
  every(e4, t2) {
    return l(this._observable), this._items.every(e4, t2);
  }
  filter(e4, t2) {
    let s;
    return l(this._observable), s = arguments.length === 2 ? this._items.filter(e4, t2) : this._items.filter(e4), this._createNewInstance({ items: s });
  }
  find(e4, t2) {
    return l(this._observable), this._items.find(e4, t2);
  }
  findIndex(e4, t2) {
    return l(this._observable), this._items.findIndex(e4, t2);
  }
  flatten(e4, t2) {
    l(this._observable);
    const s = [];
    return C(s, this, e4, t2), new g(s);
  }
  forEach(e4, t2) {
    return l(this._observable), this._items.forEach(e4, t2);
  }
  getItemAt(e4) {
    return l(this._observable), this._items[e4];
  }
  getNextIndex(e4) {
    l(this._observable);
    const t2 = this.length;
    return (e4 = e4 == null ? t2 : e4) < 0 ? e4 = 0 : e4 > t2 && (e4 = t2), e4;
  }
  includes(e4, t2 = 0) {
    return l(this._observable), this._items.includes(e4, t2);
  }
  indexOf(e4, t2 = 0) {
    return l(this._observable), this._items.indexOf(e4, t2);
  }
  join(e4 = ",") {
    return l(this._observable), this._items.join(e4);
  }
  lastIndexOf(e4, t2 = this.length - 1) {
    return l(this._observable), this._items.lastIndexOf(e4, t2);
  }
  map(e4, t2) {
    l(this._observable);
    const s = this._items.map(e4, t2);
    return new g({ items: s });
  }
  reorder(e4, t2 = this.length - 1) {
    l(this._observable);
    const s = this.indexOf(e4);
    if (s !== -1) {
      if (t2 < 0 ? t2 = 0 : t2 >= this.length && (t2 = this.length - 1), s !== t2) {
        if (this._emitBeforeChanges(E.MOVE))
          return e4;
        this._splice(s, 1), this._splice(t2, 0, [e4]), this._emitAfterChanges(E.MOVE);
      }
      return e4;
    }
  }
  pop() {
    if (l(this._observable), !this.length || this._emitBeforeChanges(E.REMOVE))
      return;
    const e4 = E2(this._splice(this.length - 1, 1));
    return this._emitAfterChanges(E.REMOVE), e4;
  }
  push(...e4) {
    return l(this._observable), this._emitBeforeChanges(E.ADD) || (this._splice(this.length, 0, e4), this._emitAfterChanges(E.ADD)), this.length;
  }
  reduce(e4, t2) {
    l(this._observable);
    const s = this._items;
    return arguments.length === 2 ? s.reduce(e4, t2) : s.reduce(e4);
  }
  reduceRight(e4, t2) {
    l(this._observable);
    const s = this._items;
    return arguments.length === 2 ? s.reduceRight(e4, t2) : s.reduceRight(e4);
  }
  remove(e4) {
    return l(this._observable), this.removeAt(this.indexOf(e4));
  }
  removeAt(e4) {
    if (l(this._observable), e4 < 0 || e4 >= this.length || this._emitBeforeChanges(E.REMOVE))
      return;
    const t2 = E2(this._splice(e4, 1));
    return this._emitAfterChanges(E.REMOVE), t2;
  }
  removeMany(e4) {
    if (l(this._observable), !e4 || !e4.length || this._emitBeforeChanges(E.REMOVE))
      return [];
    const t2 = e4 instanceof g ? e4.toArray() : e4, s = this._items, i = [], r = t2.length;
    for (let n4 = 0; n4 < r; n4++) {
      const e5 = t2[n4], r2 = s.indexOf(e5);
      if (r2 > -1) {
        const e6 = 1 + y(t2, s, n4 + 1, r2 + 1), h = this._splice(r2, e6);
        h && h.length > 0 && i.push.apply(i, h), n4 += e6 - 1;
      }
    }
    return this._emitAfterChanges(E.REMOVE), i;
  }
  reverse() {
    if (l(this._observable), this._emitBeforeChanges(E.MOVE))
      return this;
    const e4 = this._splice(0, this.length);
    return e4 && (e4.reverse(), this._splice(0, 0, e4)), this._emitAfterChanges(E.MOVE), this;
  }
  shift() {
    if (l(this._observable), !this.length || this._emitBeforeChanges(E.REMOVE))
      return;
    const e4 = E2(this._splice(0, 1));
    return this._emitAfterChanges(E.REMOVE), e4;
  }
  slice(e4 = 0, t2 = this.length) {
    return l(this._observable), this._createNewInstance({ items: this._items.slice(e4, t2) });
  }
  some(e4, t2) {
    return l(this._observable), this._items.some(e4, t2);
  }
  sort(e4) {
    if (l(this._observable), !this.length || this._emitBeforeChanges(E.MOVE))
      return this;
    const t2 = q(this._splice(0, this.length));
    return arguments.length ? t2.sort(e4) : t2.sort(), this._splice(0, 0, t2), this._emitAfterChanges(E.MOVE), this;
  }
  splice(e4, t2, ...s) {
    l(this._observable);
    const i = (t2 ? E.REMOVE : 0) | (s.length ? E.ADD : 0);
    if (this._emitBeforeChanges(i))
      return [];
    const r = this._splice(e4, t2, s) || [];
    return this._emitAfterChanges(i), r;
  }
  toArray() {
    return l(this._observable), this._items.slice();
  }
  toJSON() {
    return l(this._observable), this.toArray();
  }
  toLocaleString() {
    return l(this._observable), this._items.toLocaleString();
  }
  toString() {
    return l(this._observable), this._items.toString();
  }
  unshift(...e4) {
    return l(this._observable), !e4.length || this._emitBeforeChanges(E.ADD) || (this._splice(0, 0, e4), this._emitAfterChanges(E.ADD)), this.length;
  }
  _createNewInstance(e4) {
    return new this.constructor(e4);
  }
  _splice(e4, t2, s) {
    const i = this._items, r = this.itemType;
    let n4, h;
    if (!this._notifications && this.hasEventListener("change") && (this._notifications = [{ listeners: this._chgListeners.slice(), items: this._items.slice(), changes: [] }], this._timer && this._timer.remove(), this._timer = v(() => this._dispatchChange())), t2) {
      if (h = i.splice(e4, t2), this.hasEventListener("before-remove")) {
        const t3 = b2.acquire();
        t3.target = this, t3.cancellable = true;
        for (let s2 = 0, r2 = h.length; s2 < r2; s2++)
          n4 = h[s2], t3.reset(n4), this.emit("before-remove", t3), t3.defaultPrevented && (h.splice(s2, 1), i.splice(e4, 0, n4), e4 += 1, s2 -= 1, r2 -= 1);
        b2.release(t3);
      }
      if (this.length = this._items.length, this.hasEventListener("after-remove")) {
        const e5 = b2.acquire();
        e5.target = this, e5.cancellable = false;
        const t3 = h.length;
        for (let s2 = 0; s2 < t3; s2++)
          e5.reset(h[s2]), this.emit("after-remove", e5);
        b2.release(e5);
      }
    }
    if (s && s.length) {
      if (r) {
        const e5 = [];
        for (const t4 of s) {
          const s2 = r.ensureType(t4);
          s2 == null && t4 != null || e5.push(s2);
        }
        s = e5;
      }
      const t3 = this.hasEventListener("before-add"), n5 = this.hasEventListener("after-add"), h2 = e4 === this.length;
      if (t3 || n5) {
        const r2 = b2.acquire();
        r2.target = this, r2.cancellable = true;
        const o = b2.acquire();
        o.target = this, o.cancellable = false;
        for (const l2 of s)
          t3 ? (r2.reset(l2), this.emit("before-add", r2), r2.defaultPrevented || (h2 ? i.push(l2) : i.splice(e4++, 0, l2), this._set("length", i.length), n5 && (o.reset(l2), this.emit("after-add", o)))) : (h2 ? i.push(l2) : i.splice(e4++, 0, l2), this._set("length", i.length), o.reset(l2), this.emit("after-add", o));
        b2.release(o), b2.release(r2);
      } else {
        if (h2)
          for (const e5 of s)
            i.push(e5);
        else
          i.splice(e4, 0, ...s);
        this._set("length", i.length);
      }
    }
    return (s && s.length || h && h.length) && this._notifyChangeEvent(s, h), h;
  }
  _emitBeforeChanges(e4) {
    let t2 = false;
    if (this.hasEventListener("before-changes")) {
      const s = b2.acquire();
      s.target = this, s.cancellable = true, s.type = e4, this.emit("before-changes", s), t2 = s.defaultPrevented, b2.release(s);
    }
    return t2;
  }
  _emitAfterChanges(e4) {
    if (this.hasEventListener("after-changes")) {
      const t2 = b2.acquire();
      t2.target = this, t2.cancellable = false, t2.type = e4, this.emit("after-changes", t2), b2.release(t2);
    }
    this._observable.notify();
  }
  _notifyChangeEvent(e4, t2) {
    this.hasEventListener("change") && this._notifications && this._notifications[this._notifications.length - 1].changes.push({ added: e4, removed: t2 });
  }
  _dispatchChange() {
    if (this._timer && (this._timer.remove(), this._timer = null), !this._notifications)
      return;
    const e4 = this._notifications;
    this._notifications = null;
    for (const s of e4) {
      const e5 = s.changes;
      A.clear(), O.clear(), M.clear();
      for (const { added: t2, removed: s2 } of e5) {
        if (t2)
          if (M.size === 0 && O.size === 0)
            for (const e6 of t2)
              A.add(e6);
          else
            for (const e6 of t2)
              O.has(e6) ? (M.add(e6), O.delete(e6)) : M.has(e6) || A.add(e6);
        if (s2)
          if (M.size === 0 && A.size === 0)
            for (const e6 of s2)
              O.add(e6);
          else
            for (const e6 of s2)
              A.has(e6) ? A.delete(e6) : (M.delete(e6), O.add(e6));
      }
      const i = t.acquire();
      A.forEach((e6) => {
        i.push(e6);
      });
      const r = t.acquire();
      O.forEach((e6) => {
        r.push(e6);
      });
      const n4 = this._items, h = s.items, o = t.acquire();
      if (M.forEach((e6) => {
        h.indexOf(e6) !== n4.indexOf(e6) && o.push(e6);
      }), s.listeners && (i.length || r.length || o.length)) {
        const e6 = { target: this, added: i, removed: r, moved: o }, t2 = s.listeners.length;
        for (let i2 = 0; i2 < t2; i2++) {
          const t3 = s.listeners[i2];
          t3.removed || t3.callback.call(this, e6);
        }
      }
      t.release(i), t.release(r), t.release(o);
    }
    A.clear(), O.clear(), M.clear();
  }
};
V.ofType = (t2) => {
  if (!t2)
    return g;
  if (D.has(t2))
    return D.get(t2);
  let s = null;
  if (typeof t2 == "function")
    s = t2.prototype.declaredClass;
  else if (t2.base)
    s = t2.base.prototype.declaredClass;
  else
    for (const e4 in t2.typeMap) {
      const i2 = t2.typeMap[e4].prototype.declaredClass;
      s ? s += ` | ${i2}` : s = i2;
    }
  let i = class extends g {
  };
  return e([n3({ Type: t2, ensureType: typeof t2 == "function" ? b(t2) : N(t2) })], i.prototype, "itemType", void 0), i = e([n(`esri.core.Collection<${s}>`)], i), D.set(t2, i), i;
}, e([d()], V.prototype, "length", void 0), e([d()], V.prototype, "items", null), V = g = e([n("esri.core.Collection")], V);
var j = V;

export {
  n3 as n,
  j
};
//# sourceMappingURL=chunk-ALDCDSPV.js.map