/*******************************************************************************
 * 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;

import com.liferay.ide.project.core.util.ProjectUtil;
import com.liferay.ide.server.util.ServerUtil;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jst.server.core.FacetUtil;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IMarkerResolution;
import org.eclipse.ui.internal.dialogs.PropertyDialog;
import org.eclipse.wst.common.project.facet.core.IFacetedProject;
import org.eclipse.wst.common.project.facet.core.runtime.IRuntime;
import org.eclipse.wst.server.ui.ServerUIUtil;

/**
 * @author Kuo Zhang
 */
@SuppressWarnings( "restriction" )
public class PrimaryRuntimeNotSetResolution implements IMarkerResolution
{

    public static final String TARGETED_RUNTIMES_PROPERTY_PAGE_ID =
        "org.eclipse.wst.common.project.facet.ui.RuntimesPropertyPage"; //$NON-NLS-1$

    public String getLabel()
    {
        return Msgs.setPrimaryRuntimeForProject;
    }

    /*
     * IDE-1179, Quick fix for the project of which primary runtime is not set.
     */
    public void run( IMarker marker )
    {
        if( marker.getResource() instanceof IProject )
        {
            final IProject proj = (IProject) marker.getResource();

            final IFacetedProject fproj = ProjectUtil.getFacetedProject( proj );

            /*
             * Let users set a Liferay server runtime when there is no available one.
             */
            if( ServerUtil.getAvailableLiferayRuntimes().size() == 0 )
            {
                boolean openNewRuntimeWizard = MessageDialog.openQuestion( null, null, Msgs.noLiferayRuntimeAvailable );

                if( openNewRuntimeWizard )
                {
                    ServerUIUtil.showNewRuntimeWizard( null, null, null, "com.liferay." ); //$NON-NLS-1$
                }
            }

            /*
             * Let users confirm when there is only one available Liferay runtime.
             *
             * If the previous judgment block is executed, the size of available targeted runtimes will increase to 1.
             */
            if( ServerUtil.getAvailableLiferayRuntimes().size() == 1 )
            {
                final Set<IRuntime> availableFacetRuntimes =
                    convertToFacetRuntimes( ServerUtil.getAvailableLiferayRuntimes() );

                String runtimeName = ( (IRuntime) availableFacetRuntimes.toArray()[0] ).getName();

                boolean setAsPrimary =
                    MessageDialog.openQuestion( null, null, NLS.bind( Msgs.setOnlyRuntimeAsPrimary, runtimeName ) );

                if( setAsPrimary )
                {
                    try
                    {
                        fproj.setTargetedRuntimes( availableFacetRuntimes, null );
                        fproj.setPrimaryRuntime( (IRuntime) availableFacetRuntimes.toArray()[0], null );
                    }
                    catch( CoreException e )
                    {
                        ProjectUI.logError( e );
                    }
                }
            }

            /*
             * Open the "Targeted Runtimes" property page and let users set a runtime as the primary one when there are
             * multiple Liferay runtimes available.
             */
            if( ServerUtil.getAvailableLiferayRuntimes().size() > 1 )
            {
                boolean openRuntimesProperty = MessageDialog.openQuestion( null, null, Msgs.multipleAvailableRuntimes );

                if( openRuntimesProperty )
                {
                    PropertyDialog.createDialogOn( null, TARGETED_RUNTIMES_PROPERTY_PAGE_ID, proj ).open();
                }
            }
        }
    }

    private Set<IRuntime> convertToFacetRuntimes( Set<org.eclipse.wst.server.core.IRuntime> serverRuntimes )
    {
        Set<IRuntime> facetRuntimes = new HashSet<IRuntime>();

        Iterator<org.eclipse.wst.server.core.IRuntime> it = serverRuntimes.iterator();

        while( it.hasNext() )
        {
            facetRuntimes.add( FacetUtil.getRuntime( it.next() ) );
        }

        return facetRuntimes;
    }

    private static class Msgs extends NLS
    {

        public static String noLiferayRuntimeAvailable;
        public static String setOnlyRuntimeAsPrimary;
        public static String multipleAvailableRuntimes;
        public static String setPrimaryRuntimeForProject;

        static
        {
            initializeMessages( PrimaryRuntimeNotSetResolution.class.getName(), Msgs.class );
        }
    }
}