/*******************************************************************************
 * 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.maven.ui;

import com.liferay.ide.core.ILiferayConstants;
import com.liferay.ide.core.ILiferayPortal;
import com.liferay.ide.core.ILiferayProject;
import com.liferay.ide.core.ILiferayProjectAdapter;
import com.liferay.ide.core.util.CoreUtil;
import com.liferay.ide.maven.core.FacetedMavenProject;
import com.liferay.ide.maven.core.IMavenProject;
import com.liferay.ide.project.core.IProjectBuilder;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.osgi.framework.Version;


/**
 * @author Gregory Amerson
 *
 * This class is only to override the default behavior of MavenProjectBuilder.
 * If portal version is less than 6.2 then we need to do a launchConfig for building services
 */
public class MavenProjectAdapter implements ILiferayProjectAdapter
{
    private static Pattern majorMinor = Pattern.compile( "([0-9]+)\\.([0-9]+).*" );

    public <T> T adapt( ILiferayProject liferayProject, Class<T> adapterType )
    {
        if( liferayProject instanceof IMavenProject && IProjectBuilder.class.equals( adapterType ) )
        {
            // only use this builder for versions of Liferay less than 6.2
            final ILiferayPortal portal = liferayProject.adapt( ILiferayPortal.class );

            if( portal != null )
            {
                final String version = portal.getVersion();

                if( !CoreUtil.isNullOrEmpty( version ) )
                {
                    // we only need to match the first 2 characters
                    final Matcher matcher = majorMinor.matcher( version );

                    String matchedVersion = null;

                    if( matcher.find() && matcher.groupCount() == 2 )
                    {
                        matchedVersion = matcher.group( 1 ) + "." + matcher.group( 2 ) + ".0";
                    }

                    final Version portalVersion =
                        new Version( matchedVersion != null ? matchedVersion : version );

                    if( CoreUtil.compareVersions( portalVersion, ILiferayConstants.V620 ) < 0 )
                    {
                        MavenUIProjectBuilder builder =
                            new MavenUIProjectBuilder( (FacetedMavenProject) liferayProject );

                        return adapterType.cast( builder );
                    }
                }
            }
        }

        return null;
    }

}