@zoranwong/acc-engine.js/lib/events/Dispatcher.js

A javascript framework to accelerate your applicatin developement

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

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

var _newArrowCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/newArrowCheck"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _classPrivateFieldLooseBase2 = _interopRequireDefault(require("@babel/runtime/helpers/classPrivateFieldLooseBase"));

var _classPrivateFieldLooseKey2 = _interopRequireDefault(require("@babel/runtime/helpers/classPrivateFieldLooseKey"));

var _Listener = _interopRequireDefault(require("./Listener"));

var _Application = _interopRequireDefault(require("../foundation/Application"));

var _EventInterface = _interopRequireDefault(require("./EventInterface"));

var _listeners = (0, _classPrivateFieldLooseKey2["default"])("listeners");

var _app = (0, _classPrivateFieldLooseKey2["default"])("app");

var Dispatcher = /*#__PURE__*/function () {
  /**
   * @property {Application} #app
   * */
  function Dispatcher(app) {
    (0, _classCallCheck2["default"])(this, Dispatcher);
    Object.defineProperty(this, _listeners, {
      writable: true,
      value: new WeakMap()
    });
    Object.defineProperty(this, _app, {
      writable: true,
      value: null
    });
    (0, _classPrivateFieldLooseBase2["default"])(this, _app)[_app] = app;
  }
  /**
   * @param {EventInterface} event
   * @param {Listener} listener
   * */


  (0, _createClass2["default"])(Dispatcher, [{
    key: "on",
    value: function on(event, listener) {
      var listeners = (0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].get(event);

      if (!(0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].has(event)) {
        listeners = [];

        (0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].set(event, listeners);
      }

      if (!(listeners.indexOf(listener) > -1)) {
        listeners.push({
          listener: listener,
          once: false
        });
      }
    }
    /**
     * @param {EventInterface} event
     * @param {Listener} listener
     * */

  }, {
    key: "once",
    value: function once(event, listener) {
      var listeners = (0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].get(event);

      if (!(0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].has(event)) {
        listeners = [];

        (0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].set(event, listeners);
      }

      if (!(listeners.indexOf(listener) > -1)) {
        listeners.push({
          listener: listener,
          once: true
        });
      }
    }
    /**
     * @param {EventInterface} event
     * */

  }, {
    key: "emitter",
    value: function emitter(event) {
      var _this = this;

      var _constructor = event.constructor;

      var listeners = (0, _classPrivateFieldLooseBase2["default"])(this, _listeners)[_listeners].get(_constructor);

      if (listeners) {
        listeners.map(function (item, index) {
          var _this2 = this;

          (0, _newArrowCheck2["default"])(this, _this);
          var listener = item.listener,
              once = item.once;

          if (once) {
            listeners.splice(index, 1);
          }

          setTimeout(function () {
            (0, _newArrowCheck2["default"])(this, _this2);

            if (this.app.isClass(listener)) {
              var handler = new listener();
              handler.handle(event);
            } else {
              listener(event);
            }
          }.bind(this), 100);
        }.bind(this));
      }
    }
    /**
    * @return {Application}
    * */

  }, {
    key: "app",
    get: function get() {
      return (0, _classPrivateFieldLooseBase2["default"])(this, _app)[_app];
    }
  }]);
  return Dispatcher;
}();

exports["default"] = Dispatcher;