/*******************************************************************************
 * 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.ui.action;

import com.liferay.ide.ui.LiferayUIPlugin;

import org.eclipse.core.commands.Command;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.commands.ICommandService;


/**
 * @author Gregory Amerson
 */
public abstract class AbstractCommandAction extends AbstractObjectAction
{

    public void run( IAction action )
    {

        if( fSelection instanceof IStructuredSelection )
        {
            Object[] elems = ( (IStructuredSelection) fSelection ).toArray();

            Object elem = elems[0];

            IProject project = null;

            if( elem instanceof IFile )
            {
                IFile projectFile = (IFile) elem;

                project = projectFile.getProject();
            }
            else if( elem instanceof IProject )
            {
                project = (IProject) elem;

            }

            if( project != null )
            {
                final ICommandService cmdService =
                    (ICommandService) PlatformUI.getWorkbench().getService( ICommandService.class );

                final Command buildServiceCmd = cmdService.getCommand( getCommandId() );

                try
                {
                    buildServiceCmd.executeWithChecks( new ExecutionEvent() );
                }
                catch( Exception e )
                {
                    LiferayUIPlugin.logError( "Error running command " + getCommandId(), e );
                }
            }
        }
    }

    protected abstract String getCommandId();

}