/*******************************************************************************
 * 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.core.model.internal;

import com.liferay.ide.project.core.ProjectCore;
import com.liferay.ide.project.core.model.ParentSDKProjectImportOp;
import com.liferay.ide.sdk.core.SDK;
import com.liferay.ide.sdk.core.SDKUtil;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.sapphire.modeling.Path;
import org.eclipse.sapphire.modeling.Status;
import org.eclipse.sapphire.platform.PathBridge;
import org.eclipse.sapphire.platform.StatusBridge;
import org.eclipse.sapphire.services.ValidationService;

/**
 * @author Simon Jiang
 */
public class SDKImportValidationService extends ValidationService
{

    @Override
    protected Status compute()
    {
        Status retval = Status.createOkStatus();

        try
        {
            SDK sdk = SDKUtil.getWorkspaceSDK();

            if( sdk != null )
            {
                retval = StatusBridge.create(
                    ProjectCore.createErrorStatus( " This workspace already has another sdk." ) );
            }
            else
            {
                final Path currentProjectLocation = op().getSdkLocation().content( true );

                if( currentProjectLocation != null && !currentProjectLocation.isEmpty() )
                {
                    sdk = SDKUtil.createSDKFromLocation( PathBridge.create( currentProjectLocation ) );

                    if( sdk != null )
                    {
                        IStatus sdkStatus = sdk.validate(true);

                        if( !sdkStatus.isOK() )
                        {
                            retval = StatusBridge.create(
                                ProjectCore.createWarningStatus( sdkStatus.getChildren()[0].getMessage() ) );
                        }
                    }
                    else
                    {
                        retval = StatusBridge.create(
                            ProjectCore.createErrorStatus( "This parent sdk project path is invalid." ) );
                    }
                }
            }
        }
        catch( CoreException e )
        {
        }

        return retval;
    }

    private ParentSDKProjectImportOp op()
    {
        return context( ParentSDKProjectImportOp.class );
    }
}