/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.htmlpage;

 import net.java.html.json.Context;

 import org.apidesign.html.json.spi.ContextBuilder;

 import org.apidesign.html.json.spi.FunctionBinding;

 import org.apidesign.html.json.spi.JSONCall;

 import org.apidesign.html.json.spi.PropertyBinding;

 import org.apidesign.html.json.spi.Technology;

 import org.apidesign.html.json.spi.Transfer;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 public final class BrwsrCntxt implements Technology<Object>, Transfer {

     private BrwsrCntxt() {}

     public static final Context DEFAULT;

     static {

         BrwsrCntxt c = new BrwsrCntxt();

         DEFAULT = ContextBuilder.create().withTechnology(c).withTransfer(c).build();

     }

     @Override

     public void extract(Object obj, String[] props, Object[] values) {

         ConvertTypes.extractJSON(obj, props, values);

     }

     @Override

     public void loadJSON(final JSONCall call) {

         class R implements Runnable {

             Object[] arr = { null };

             @Override

             public void run() {

                 call.notifySuccess(arr[0]);

             }

         }

         R r = new R();

         if (call.isJSONP()) {

             String me = ConvertTypes.createJSONP(r.arr, r);

             ConvertTypes.loadJSON(call.composeURL(me), r.arr, r, me);

         } else {

             ConvertTypes.loadJSON(call.composeURL(null), r.arr, r, null);

         }

     }

     @Override

     public Object wrapModel(Object model) {

         return model;

     }

     @Override

     public void bind(PropertyBinding b, Object model, Object data) {

         Knockout.bind(data, b, b.getPropertyName(), 

             "getValue__Ljava_lang_Object_2", 

             b.isReadOnly() ? null : "setValue__VLjava_lang_Object_2", 

             false, false

         );

     }

     @Override

     public void valueHasMutated(Object data, String propertyName) {

         Knockout.valueHasMutated(data, propertyName);

     }

     @Override

     public void expose(FunctionBinding fb, Object model, Object d) {

         Knockout.expose(d, fb, fb.getFunctionName(), "call__VLjava_lang_Object_2Ljava_lang_Object_2");

     }

     @Override

     public void applyBindings(Object data) {

         Knockout.applyBindings(data);

     }

     @Override

     public Object wrapArray(Object[] arr) {

         return arr;

     }

     @Override

     public <M> M toModel(Class<M> modelClass, Object data) {

         return modelClass.cast(data);

     }

 }