/*******************************************************************************
 * 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.project.ui.upgrade.action;

import com.liferay.ide.core.util.CoreUtil;
import com.liferay.ide.project.ui.dialog.CustomProjectSelectionDialog;
import com.liferay.ide.sdk.core.ISDKConstants;
import com.liferay.ide.sdk.core.SDK;
import com.liferay.ide.sdk.core.SDKUtil;
import com.liferay.ide.ui.util.UIUtil;

import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.debug.internal.ui.views.console.ProcessConsole;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.window.Window;
import org.eclipse.sapphire.ui.Presentation;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.console.IConsole;

/**
 * @author Terry Jia
 * @author Andy Wu
 */
@SuppressWarnings( "restriction" )
public class BuildServiceActionHandler extends BaseActionHandler
{

    private void deleteLegacyFiles( IProject project, IProgressMonitor monitor ) throws CoreException
    {
        String relativePath = "/docroot/WEB-INF/src/META-INF";
        IFile portletSpringXML = project.getFile( relativePath + "/portlet-spring.xml" );
        IFile shardDataSourceSpringXML = project.getFile( relativePath + "/shard-data-source-spring.xml" );

        if( portletSpringXML.exists() )
        {
            portletSpringXML.delete( true, monitor );
        }

        if( shardDataSourceSpringXML.exists() )
        {
            shardDataSourceSpringXML.delete( true, monitor );
        }
    }

    private List<IProject> getServiceBuilderProjects()
    {
        List<IProject> results = new ArrayList<IProject>();

        IProject[] projects = CoreUtil.getAllProjects();

        for( IProject project : projects )
        {
            IFile serviceFile = project.getFile( "/docroot/WEB-INF/service.xml" );

            if( serviceFile.exists() )
            {
                results.add( project );
            }
        }

        return results;
    }

    @Override
    protected Object run( Presentation context )
    {
        List<IProject> projects = getServiceBuilderProjects();

        CustomProjectSelectionDialog dialog =
            new CustomProjectSelectionDialog( UIUtil.getActiveShell() );

        dialog.setProjects( projects );

        List<IProject> liferayServiceProjects = new ArrayList<>();

        if( dialog.open() == Window.OK )
        {
            final Object[] selectedProjects = dialog.getResult();

            if( selectedProjects != null )
            {
                for( Object project : selectedProjects )
                {
                    if( project instanceof IJavaProject )
                    {
                        IJavaProject p = (IJavaProject) project;
                        liferayServiceProjects.add( p.getProject() );
                    }
                }
            }
        }

        try
        {
            PlatformUI.getWorkbench().getProgressService().busyCursorWhile( new IRunnableWithProgress()
            {

                public void run( IProgressMonitor monitor ) throws InvocationTargetException, InterruptedException
                {
                    try
                    {
                        for( IProject project : liferayServiceProjects )
                        {
                            deleteLegacyFiles( project, monitor );

                            SDK sdk = SDKUtil.getSDK( project );

                            sdk.runCommand( project, project.getFile( "build.xml" ), ISDKConstants.TARGET_BUILD_SERVICE,
                                null, monitor );

                            project.refreshLocal( IResource.DEPTH_INFINITE, monitor );

                            IConsole console = CompileAction.getConsole( "build-service" );

                            if( console != null )
                            {
                                ProcessConsole pc = (ProcessConsole) console;

                                if( pc.getDocument().get().contains( "BUILD FAILED" ) )
                                {
                                    return;
                                }
                            }
                        }
                    }
                    catch( CoreException e )
                    {
                    }
                }
            } );
        }
        catch( Exception e )
        {
        }

        return null;
    }
}