/*******************************************************************************
 * Copyright (c) 2003, 2007 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.j2ee.project.facet;

import java.util.ArrayList;
import java.util.Collection;

import org.eclipse.jst.common.project.facet.IJavaFacetInstallDataModelProperties;
import org.eclipse.jst.common.project.facet.JavaFacetUtils;
import org.eclipse.jst.j2ee.internal.project.J2EEProjectUtilities;
import org.eclipse.wst.common.frameworks.datamodel.DataModelEvent;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.frameworks.datamodel.IDataModelListener;
import org.eclipse.wst.common.project.facet.core.IProjectFacet;
import org.eclipse.wst.project.facet.ProductManager;

public class UtilityProjectCreationDataModelProvider extends J2EEFacetProjectCreationDataModelProvider {

	public UtilityProjectCreationDataModelProvider() {
		super();
	}

	public void init() {
		super.init();

        Collection<IProjectFacet> requiredFacets = new ArrayList<IProjectFacet>();
        requiredFacets.add(JavaFacetUtils.JAVA_FACET);
        requiredFacets.add(IJ2EEFacetConstants.UTILITY_FACET);
        setProperty(REQUIRED_FACETS_COLLECTION, requiredFacets);
		
		FacetDataModelMap map = (FacetDataModelMap) getProperty(FACET_DM_MAP);
		IDataModel javaFacet = map.getFacetDataModel(JavaFacetUtils.JAVA_FACET.getId());
		// If applicable, keep project structure optimized by making output directory the same as the content root
		if (ProductManager.shouldUseSingleRootStructure())
			javaFacet.setProperty(IJavaFacetInstallDataModelProperties.DEFAULT_OUTPUT_FOLDER_NAME, javaFacet.getStringProperty(IJavaFacetInstallDataModelProperties.SOURCE_FOLDER_NAME));
		IDataModel utilFacet = map.getFacetDataModel(IJ2EEFacetConstants.UTILITY_FACET.getId());
		utilFacet.addListener(new IDataModelListener() {
			public void propertyChanged(DataModelEvent event) {
				if (IJ2EEModuleFacetInstallDataModelProperties.EAR_PROJECT_NAME.equals(event.getPropertyName())) {
					if (isPropertySet(EAR_PROJECT_NAME))
						setProperty(EAR_PROJECT_NAME, event.getProperty());
					else
						model.notifyPropertyChange(EAR_PROJECT_NAME, IDataModel.DEFAULT_CHG);
				}else if (IJ2EEModuleFacetInstallDataModelProperties.ADD_TO_EAR.equals(event.getPropertyName())) {
					setProperty(ADD_TO_EAR, event.getProperty());
				}
			}
		});	
		
	}

	public boolean propertySet(String propertyName, Object propertyValue) {
		if( propertyName.equals( MODULE_URI )){
			FacetDataModelMap map = (FacetDataModelMap) getProperty(FACET_DM_MAP);
			IDataModel utilFacet = map.getFacetDataModel( J2EEProjectUtilities.UTILITY );	
			utilFacet.setProperty( IJ2EEModuleFacetInstallDataModelProperties.MODULE_URI, propertyValue );
		}
		return super.propertySet(propertyName, propertyValue);
	}	
}