/*
 * Copyright 2012, Red Hat, Inc. and individual contributors as indicated by the
 * @author tags. See the copyright.txt file in the distribution for a full
 * listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This software 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 Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this software; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA, or see the FSF
 * site: http://www.fsf.org.
 */
package org.zanata.webtrans.server.rpc;

import java.util.ArrayList;
import java.util.List;

import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.Scope;
import org.zanata.webtrans.server.ActionHandlerFor;
import org.zanata.webtrans.shared.model.TransUnitUpdatePreview;
import org.zanata.webtrans.shared.model.TransUnitUpdateRequest;
import org.zanata.webtrans.shared.rpc.PreviewReplaceText;
import org.zanata.webtrans.shared.rpc.PreviewReplaceTextResult;

import net.customware.gwt.dispatch.server.ExecutionContext;
import net.customware.gwt.dispatch.shared.ActionException;

/**
 * Show the result of a {@link ReplaceText} action without making any persistent
 * changes.
 * 
 * @author David Mason, damason@redhat.com
 * 
 */
@Name("webtrans.gwt.ReplaceTextHandler")
@Scope(ScopeType.STATELESS)
@ActionHandlerFor(PreviewReplaceText.class)
public class PreviewReplaceTextHandler extends AbstractActionHandler<PreviewReplaceText, PreviewReplaceTextResult>
{

   @In(value = "webtrans.gwt.UpdateTransUnitHandler", create = true)
   UpdateTransUnitHandler updateTransUnitHandler;

   @Override
   public PreviewReplaceTextResult execute(PreviewReplaceText previewAction, ExecutionContext context) throws ActionException
   {
      ReplaceTextHandler.replaceTextInUpdateRequests(previewAction.getAction());
      List<TransUnitUpdatePreview> previews = new ArrayList<TransUnitUpdatePreview>();
      for (TransUnitUpdateRequest request : previewAction.getAction().getUpdateRequests())
      {
         previews.add(new TransUnitUpdatePreview(request.getTransUnitId(), request.getNewContents(), request.getNewContentState()));
      }
      return new PreviewReplaceTextResult(previews);
   }

   @Override
   public void rollback(PreviewReplaceText action, PreviewReplaceTextResult result, ExecutionContext context) throws ActionException
   {
      throw new ActionException("not supported");
   }
}

@@ -1811,16 +1811,23 @@
 ans.gwt.
+Preview
 ReplaceT

make component name unique for PreviewReplaceTextHandler