/*
* Copyright 2011 Research In Motion Limited.
*
* Licensed 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 webworks.message.list.api;
import net.rim.device.api.script.Scriptable;
import net.rim.device.api.script.ScriptableFunction;
import webworks.message.list.model.CustomMessage;
import webworks.message.list.model.CustomMessageServices;
public final class MessageListUpdateItemFunction extends ScriptableFunction
{
public static final String NAME = "updateItem";
public Object invoke(Object obj, Object[] args) throws Exception
{
if (args != null && args.length == 1)
{
try
{
// Set defaults
String imageNew = null;
String imageRead = null;
// Grab the options object and its details
Scriptable item = (Scriptable)args[0];
String id = (String)item.getField(MessageListItem.FIELD_ID);
String title = (String)item.getField(MessageListItem.FIELD_TITLE);
String description = (String)item.getField(MessageListItem.FIELD_DESCRIPTION);
//Optional Parameter
Object imageNewArg = item.getField(MessageListItem.FIELD_IMAGENEW);
if(imageNewArg != UNDEFINED){
imageNew = (String)imageNewArg;
}
Object imageReadArg = item.getField(MessageListItem.FIELD_IMAGEREAD);
if(imageReadArg != UNDEFINED){
imageRead = (String)imageReadArg;
}
if (id == null)
throw new Exception("Invalid parameter. 'id' cannot be null");
if (title == null)
throw new Exception("Invalid parameter. 'title' cannot be null");
if (description == null)
throw new Exception("Invalid parameter. 'description' cannot be null");
CustomMessage message = CustomMessageServices.getMessage(id);
if (message == null)
throw new Exception("No item exists to update.");
CustomMessageServices.updateMessage(message,id,title,description, imageNew, imageRead);
}
catch (Exception e) {
throw new RuntimeException(e.getMessage());
}
}
else {
throw new RuntimeException("Invalid number of parameters");
}
return UNDEFINED;
}
}