/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *   http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 package org.apache.myfaces.lifecycle;

 import javax.faces.context.FacesContext;

 import javax.faces.lifecycle.ClientWindow;

 import javax.faces.lifecycle.ClientWindowFactory;

 import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFWebConfigParam;

 import org.apache.myfaces.config.FacesConfigurator;

 import org.apache.myfaces.shared.util.WebConfigParamUtils;

 /**

  *

  * @since 2.2

  * @author Leonardo Uribe

  */

 public class ClientWindowFactoryImpl extends ClientWindowFactory

 {

     @JSFWebConfigParam(since="2.2",defaultValue="url")

     public static final String INIT_PARAM_DEFAULT_WINDOW_MODE = 

         "org.apache.myfaces.DEFAULT_WINDOW_MODE";

     private String windowMode;

     private TokenGenerator windowTokenGenerator;

     private ClientConfig clientConfig;

     private WindowContextConfig windowContextConfig;

     public static final String WINDOW_MODE_NONE = "none";

     public static final String WINDOW_MODE_URL = "url";

     public static final String WINDOW_MODE_CLIENT = "client";

     public ClientWindowFactoryImpl()

     {

         windowTokenGenerator = new TokenGenerator();

         clientConfig = new ClientConfig();

         windowContextConfig = new WindowContextConfig();

     }

     @Override

     public ClientWindow getClientWindow(FacesContext facesContext)

     {

         if (WINDOW_MODE_NONE.equals(getWindowMode(facesContext)))

         {

             //No need to do anything

             return null;

         }

         else

         {

             if (WINDOW_MODE_URL.equals(getWindowMode(facesContext)))

             {

                 return new UrlClientWindow(windowTokenGenerator);

             }

             else if (WINDOW_MODE_CLIENT.equals(getWindowMode(facesContext)))

             {

                 //clientWindow = new DefaultClientWindow(windowTokenGenerator);

                 return new CODIClientSideWindow(windowTokenGenerator,

                         windowContextConfig, clientConfig);

             }

             else

             {

                 return null;

             }

         }

     }

     private String getWindowMode(FacesContext context)

     {

         if (windowMode == null)

         {

             if (FacesConfigurator.isEnableDefaultWindowMode(context))

             {

                 String defaultWindowMode = WebConfigParamUtils.getStringInitParameter(

                         context.getExternalContext(), 

                         INIT_PARAM_DEFAULT_WINDOW_MODE, 

                         WINDOW_MODE_URL);

                 windowMode = WebConfigParamUtils.getStringInitParameter(

                         context.getExternalContext(), 

                         ClientWindow.CLIENT_WINDOW_MODE_PARAM_NAME, 

                         defaultWindowMode);

             }

             else

             {

                 windowMode = WebConfigParamUtils.getStringInitParameter(

                         context.getExternalContext(), 

                         ClientWindow.CLIENT_WINDOW_MODE_PARAM_NAME, 

                         WINDOW_MODE_NONE);

             }

         }

         return windowMode;

     }

 }