/*

  * Licensed under the MIT License

  * 

  * Copyright 2011 (c) Flávio Silva, flsilva.com

  *

  * Permission is hereby granted, free of charge, to any person

  * obtaining a copy of this software and associated documentation

  * files (the "Software"), to deal in the Software without

  * restriction, including without limitation the rights to use,

  * copy, modify, merge, publish, distribute, sublicense, and/or sell

  * copies of the Software, and to permit persons to whom the

  * Software is furnished to do so, subject to the following

  * conditions:

  *

  * The above copyright notice and this permission notice shall be

  * included in all copies or substantial portions of the Software.

  *

  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

  * OTHER DEALINGS IN THE SOFTWARE.

  * 

  * http://www.opensource.org/licenses/mit-license.php

  */

 package org.vostokframework.application.monitoring.monitors

 {

         import org.as3collections.IIterator;

         import org.as3collections.IList;

         import org.as3collections.lists.ArrayList;

         import org.as3collections.utils.ListUtil;

         import org.vostokframework.VostokIdentification;

         import org.vostokframework.application.monitoring.ILoadingMonitor;

         import org.vostokframework.application.monitoring.LoadingMonitoring;

         import org.vostokframework.domain.loading.ILoader;

         import flash.events.Event;

         /**

          * description

          * 

          * @author Flávio Silva

          */

         public class LoadingMonitorWrapper implements ILoadingMonitor

         {

                 private var _listeners:IList;

                 private var _monitor:ILoadingMonitor;

                 public function get id():String { return "test"; }

                 public function get loader():ILoader { return _monitor.loader; }

                 public function get monitoring():LoadingMonitoring { return _monitor.monitoring; }

                 /**

                  * description

                  * 

                  * @param requestId

                  * @param loaders

                  */

                 public function LoadingMonitorWrapper(monitor:ILoadingMonitor = null)

                 {

                         _listeners = ListUtil.getUniqueTypedList(new ArrayList(), EventListener);

                         if (monitor) changeMonitor(monitor);

                 }

                 public function addEventListener(type : String, listener : Function, useCapture : Boolean = false, priority : int = 0, useWeakReference : Boolean = false) : void

                 {

                         var eventListener:EventListener = new EventListener(type, listener, useCapture, priority, useWeakReference);

                         _listeners.add(eventListener);

                         _monitor.addEventListener(type, listener, useCapture, priority, useWeakReference);

                 }

                 public function addChild(child:ILoadingMonitor):void

                 {

                         _monitor.addChild(child);

                 }

                 public function addChildren(children:IList):void

                 {

                         _monitor.addChildren(children);

                 }

                 public function changeMonitor(monitor:ILoadingMonitor):void

                 {

                         if (!monitor) throw new ArgumentError("Argument <monitor> must not be null.");

                         if (_monitor) removeListenersFromMonitor(_monitor);

                         _monitor = monitor;

                         addListenersOnMonitor();

                 }

                 public function containsChild(identification:VostokIdentification):Boolean

                 {

                         return _monitor.containsChild(identification);

                 }

                 public function dispatchEvent(event: Event) : Boolean

                 {

                         return _monitor.dispatchEvent(event);

                 }

                 public function dispose():void

                 {

                         if (_monitor)

                         {

                                 removeListenersFromMonitor(_monitor);

                                 _monitor.dispose();

                         }

                         _listeners.clear();

                         _listeners = null;

                 }

                 public function getChild(identification:VostokIdentification):ILoadingMonitor

                 {

                         return _monitor.getChild(identification);

                 }

                 public function hasEventListener(type : String) : Boolean

                 {

                         return _monitor.hasEventListener(type);

                 }

                 public function removeEventListener(type : String, listener : Function, useCapture : Boolean = false) : void

                 {

                         _monitor.removeEventListener(type, listener, useCapture);

                         var eventListener:EventListener = new EventListener(type, listener, useCapture);

                         _listeners.remove(eventListener);

                 }

                 public function removeChild(identification:VostokIdentification):void

                 {

                         _monitor.removeChild(identification);

                 }

                 public function willTrigger(type : String) : Boolean

                 {

                         return _monitor.willTrigger(type);

                 }

                 private function addListenersOnMonitor():void

                 {

                         if (_listeners.isEmpty()) return;

                         var it:IIterator = _listeners.iterator();

                         var eventListener:EventListener;

                         while (it.hasNext())

                         {

                                 eventListener = it.next();

                                 _monitor.addEventListener(eventListener.type, eventListener.listener, eventListener.useCapture, eventListener.priority, eventListener.useWeakReference);

                         }

                 }

                 private function removeListenersFromMonitor(monitor:ILoadingMonitor):void

                 {

                         if (_listeners.isEmpty()) return;

                         var it:IIterator = _listeners.iterator();

                         var eventListener:EventListener;

                         while (it.hasNext())

                         {

                                 eventListener = it.next();

                                 monitor.removeEventListener(eventListener.type, eventListener.listener, eventListener.useCapture);

                         }

                 }

         }

 }