/*******************************************************************************
 * 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.portlet.ui;

import com.liferay.ide.core.util.CoreUtil;
import com.liferay.ide.project.core.util.ProjectUtil;

import java.util.List;

import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.jdt.core.JavaCore;

/**
 * @author Greg Amerson
 */
public class HasLangFilePropertyTester extends PropertyTester
{

    public boolean test( Object receiver, String property, Object[] args, Object expectedValue )
    {
        if( receiver instanceof IProject )
        {
            IProject project = (IProject) receiver;

            boolean isLiferayProject = ProjectUtil.isLiferayFacetedProject( project );

            if( isLiferayProject )
            {
                try
                {
                    final List<IFolder> srcFolders = CoreUtil.getSourceFolders( JavaCore.create( project ) );

                    for( IFolder src : srcFolders )
                    {
                        IResource[] members = src.members();

                        for( IResource member : members )
                        {
                            if( member.getType() == IResource.FOLDER && member.getName().equals( "content" ) ) //$NON-NLS-1$
                            {
                                IResource[] content = ( (IFolder) member ).members();

                                for( IResource res : content )
                                {
                                    if( res.getType() == IResource.FILE &&
                                        res.getName().matches( "Language.*\\.properties" ) ) //$NON-NLS-1$
                                    {

                                        return true;
                                    }
                                }
                            }
                        }
                    }
                }
                catch( Throwable t )
                {
                    // ignore
                }
            }
        }

        return false;
    }

}