/*******************************************************************************
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library 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 library 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.
 *******************************************************************************/

package com.liferay.ide.xml.search.ui.editor;

import com.liferay.ide.xml.search.ui.LiferayXMLSearchUI;

import java.net.URL;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.templates.ContextTypeRegistry;
import org.eclipse.jface.text.templates.Template;
import org.eclipse.jface.text.templates.TemplateCompletionProcessor;
import org.eclipse.jface.text.templates.TemplateContextType;
import org.eclipse.jface.text.templates.persistence.TemplateStore;
import org.eclipse.swt.graphics.Image;

/**
 * @author Kuo Zhang
 */
public class ServiceXmlTemplateCompletinoProcessor extends TemplateCompletionProcessor
{

    @Override
    protected Template[] getTemplates( String contextTypeId )
    {
        Template templates[] = null;

        TemplateStore store = getTemplateStore();

        if( store != null )
        {
            templates = store.getTemplates( contextTypeId );
        }

        return templates;
    }

    @Override
    protected TemplateContextType getContextType( ITextViewer viewer, IRegion region )
    {
        TemplateContextType type = null;

        ContextTypeRegistry registry = getTemplateContextRegistry();

        if( registry != null )
        {
            type = registry.getContextType( ServiceXmlContextType.ID_SERVICE_XML_TAG );
        }

        return type;
    }

    @Override
    protected Image getImage( Template template )
    {
        final URL url = LiferayXMLSearchUI.getDefault().getBundle().getEntry( "/icons/service_template.gif" );
        return ImageDescriptor.createFromURL( url ).createImage();
    }

    protected ContextTypeRegistry getTemplateContextRegistry()
    {
        return LiferayXMLSearchUI.getDefault().getContextTypeRegistry();
    }

    protected TemplateStore getTemplateStore()
    {
        return LiferayXMLSearchUI.getDefault().getServiceXmlTemplateStore();
    }
}