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/*** module: node_modules/absol/src/Network/Broadcast.js ***/
"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _EventEmitter = _interopRequireDefault(require("../HTML5/EventEmitter"));

var _stringGenerate = require("../String/stringGenerate");

var _OOP = _interopRequireDefault(require("../HTML5/OOP"));


// it can be replace BroadcastChanel
function Broadcast(channel, id) {
  _EventEmitter.default.call(this);

  this.channel = channel;
  this.id = id || (0, _stringGenerate.randomIdent)(32);
  this._ev_message = this._ev_message.bind(this);
  this._ev_storage = this._ev_storage.bind(this);

  this._init();
}

_OOP.default.mixClass(Broadcast, _EventEmitter.default);

Broadcast.prototype._init = function () {
  if ('BroadcastChannel' in window) {
    this.nativeBroadcastChannel = new BroadcastChannel(this.channel);
    this.nativeBroadcastChannel.onmessage = this._ev_message;
  } else if ('localStorage' in window) {
    if (!('onstorage' in window)) console.warn("Your browser may not support onstorage event.");

    if (window.addEventListener) {
      window.addEventListener('storage', this._ev_storage);
    } else {
      window.attachEvent('onstorage', this._ev_storage);
    }

    this.storageKey = '_broadcast_' + this.channel;
  } else {
    throw new Error("Your browser can not support broadcast!");
  }
};

Broadcast.prototype._ev_storage = function (event) {
  if (event.key == this.storageKey) {
    var data = JSON.parse(event.newValue);
    if (data.sourceId != this.id) this.handleMessData(data.message);
  }
};

Broadcast.prototype._ev_message = function (event) {
  var data = event.data;
  this.handleMessData(data);
};

Broadcast.prototype.handleMessData = function (data) {
  if (data.type == "EMIT") this.fire.apply(this, data.params);
  if (typeof this.onmessage == 'function') this.onmessage(event);
};
/**
 * @param {...Array<*>}
 */


Broadcast.prototype.emit = function () {
  var params = Array.prototype.slice.call(arguments);
  this.postMessage({
    type: "EMIT",
    params,
    sourceId: this.id
  });
};
/**
 * @param {*} message
 */


Broadcast.prototype.postMessage = function (message) {
  if (this.nativeBroadcastChannel) {
    this.nativeBroadcastChannel.postMessage(message);
  } else {
    localStorage.setItem(this.storageKey, JSON.stringify({
      message: message,
      sourceId: this.id
    }));
  }
};

Broadcast.prototype.onmessage = null;

Broadcast.prototype.close = function () {
  if (this.nativeBroadcastChannel) this.nativeBroadcastChannel.close();
};

var _default = Broadcast;
exports.default = _default;