(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory(require("phaser"));
	else if(typeof define === 'function' && define.amd)
		define(["phaser"], factory);
	else if(typeof exports === 'object')
		exports["PhaserLifecyclePlugin"] = factory(require("phaser"));
	else
		root["PhaserLifecyclePlugin"] = factory(root["Phaser"]);
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/* 0 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__0__;

/***/ }),
/* 1 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);

// EXTERNAL MODULE: external {"root":"Phaser","commonjs":"phaser","commonjs2":"phaser","amd":"phaser"}
var external_root_Phaser_commonjs_phaser_commonjs2_phaser_amd_phaser_ = __webpack_require__(0);
var external_root_Phaser_commonjs_phaser_commonjs2_phaser_amd_phaser_default = /*#__PURE__*/__webpack_require__.n(external_root_Phaser_commonjs_phaser_commonjs2_phaser_amd_phaser_);

// CONCATENATED MODULE: ./phaser-lifecycle-plugin.js
var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

// TODO:
// - add config option to add() to allow custom mapping to update/preupdate/postupdate
// - add priority/
// - docs
// - more tests



/**
 * Plugin that wraps around Phaser's event system. This allows us to avoid the issues around the
 * EventEmitter library Phaser uses where the EE caches the listeners at the start of an event. This
 * leads to bugs if a listener gets unsubscribed during an event (e.g. the physics system
 * unsubscribing a listener via a CB before the listener's update method). This plugin immediately
 * unsubscribes the listener.
 */

var LifecyclePlugin = function (_Phaser$Plugins$Scene) {
  _inherits(LifecyclePlugin, _Phaser$Plugins$Scene);

  function LifecyclePlugin(scene, pluginManager) {
    _classCallCheck(this, LifecyclePlugin);

    var _this = _possibleConstructorReturn(this, (LifecyclePlugin.__proto__ || Object.getPrototypeOf(LifecyclePlugin)).call(this, scene, pluginManager));

    _this.scene = scene;
    _this.systems = scene.sys;

    _this.hasStarted = false;

    var camelCaseEvents = ["update", "preUpdate", "postUpdate", "render", "shutdown", "destroy", "start", "ready", "boot", "sleep", "wake", "pause", "resume", "resize", "transitionInit", "transitionStart", "transitionOut", "transitionComplete"];
    _this.setEventsToTrack(camelCaseEvents);

    if (!scene.sys.settings.isBooted) _this.systems.events.once("boot", _this.boot, _this);
    return _this;
  }

  _createClass(LifecyclePlugin, [{
    key: "setEventsToTrack",
    value: function setEventsToTrack(camelCaseEvents) {
      var _this2 = this;

      // Rather than selectively unsubing & resubing, nuke all and resub later
      if (this.hasStarted) this.unsubscribeSceneEvents();

      this.eventNames = camelCaseEvents.map(function (s) {
        return s.toLowerCase();
      });
      this.possibleMethodNames = new Set([].concat(_toConsumableArray(camelCaseEvents), _toConsumableArray(this.eventNames)));

      var oldListeners = this.listeners || {};
      this.listeners = {};
      this.eventNames.forEach(function (name) {
        _this2.listeners[name] = oldListeners[name] ? oldListeners[name] : new Map();
      });

      this.eventHandlers = {};
      this.eventNames.forEach(function (name) {
        _this2.eventHandlers[name] = _this2.onSceneEvent.bind(_this2, name);
      });
      if (this.hasStarted) this.subscribeSceneEvents();
    }
  }, {
    key: "boot",
    value: function boot() {
      var emitter = this.systems.events;
      emitter.on("shutdown", this.shutdown, this);
      emitter.on("start", this.start, this);
      emitter.once("destroy", this.destroy, this);
    }
  }, {
    key: "start",
    value: function start() {
      this.hasStarted = true;
      this.subscribeSceneEvents();
    }
  }, {
    key: "subscribeSceneEvents",
    value: function subscribeSceneEvents() {
      var _this3 = this;

      var emitter = this.systems.events;
      this.eventNames.forEach(function (name) {
        return emitter.on(name, _this3.eventHandlers[name]);
      });
    }
  }, {
    key: "unsubscribeSceneEvents",
    value: function unsubscribeSceneEvents() {
      var _this4 = this;

      var emitter = this.systems.events;
      this.eventNames.forEach(function (name) {
        return emitter.off(name, _this4.eventHandlers[name]);
      });
    }
  }, {
    key: "onSceneEvent",
    value: function onSceneEvent(eventName) {
      for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        args[_key - 1] = arguments[_key];
      }

      this.listeners[eventName].forEach(function (method, object) {
        return method.apply(object, args);
      });
    }
  }, {
    key: "add",
    value: function add(object, eventMapping) {
      var _this5 = this;

      // No mapping given, default to checking for methods named after the event
      if (!eventMapping) {
        eventMapping = {};
        this.possibleMethodNames.forEach(function (methodName) {
          if (typeof object[methodName] === "function") {
            var eventName = methodName.toLowerCase();
            eventMapping[eventName] = object[methodName];
          }
        });
      }

      Object.entries(eventMapping).forEach(function (_ref) {
        var _ref2 = _slicedToArray(_ref, 2),
            eventName = _ref2[0],
            method = _ref2[1];

        var listenerMap = _this5.listeners[eventName];
        if (listenerMap) listenerMap.set(object, method);
      });
    }
  }, {
    key: "remove",
    value: function remove(object) {
      var _this6 = this;

      this.eventNames.forEach(function (name) {
        return _this6.listeners[name].delete(object);
      });
    }
  }, {
    key: "removeAll",
    value: function removeAll() {
      var _this7 = this;

      this.eventNames.forEach(function (name) {
        return _this7.listeners[name].clear();
      });
    }
  }, {
    key: "shutdown",
    value: function shutdown() {
      this.hasStarted = false;
      this.removeAll();
      this.unsubscribeSceneEvents();
    }
  }, {
    key: "destroy",
    value: function destroy() {
      if (this.eventHandlers["destroy"]) this.eventHandlers["destroy"]();
      var emitter = this.systems.events;
      emitter.off("shutdown", this.onShutdown, this);
      this.unsubscribeSceneEvents();
      this.removeAll();
    }
  }]);

  return LifecyclePlugin;
}(external_root_Phaser_commonjs_phaser_commonjs2_phaser_amd_phaser_default.a.Plugins.ScenePlugin);

/* harmony default export */ var phaser_lifecycle_plugin = (LifecyclePlugin);
// CONCATENATED MODULE: ./index.js


/* harmony default export */ var index = __webpack_exports__["default"] = (phaser_lifecycle_plugin);

/***/ })
/******/ ])["default"];
});
//# sourceMappingURL=phaser-lifecycle-plugin.js.map