/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.generator.dm;

import java.io.IOException;
import java.util.Date;
import java.util.Vector;
import java.util.logging.Logger;

import org.apache.cayenne.CayenneRuntimeException;
import org.openflexo.foundation.cg.CGRepository;
import org.openflexo.foundation.cg.CGSymbolicDirectory;
import org.openflexo.foundation.cg.generator.GeneratedTextResource;
import org.openflexo.foundation.dm.eo.DMEOModel;
import org.openflexo.foundation.rm.ResourceType;
import org.openflexo.foundation.rm.cg.CGRepositoryFileResource;
import org.openflexo.generator.ProjectGenerator;
import org.openflexo.generator.rm.GeneratedFileResourceFactory;
import org.openflexo.generator.utils.MetaFileGenerator;
import org.openflexo.logging.FlexoLogger;
import org.openflexo.toolbox.FileFormat;
import org.openflexo.toolbox.FileUtils;

/**
 * @author gpolet
 * 
 */
public class EOModelPListGenerator extends MetaFileGenerator {

	private static final Logger logger = FlexoLogger.getLogger(EOModelPListGenerator.class.getPackage().getName());
	public String pListCache = "";

	private final DMEOModel _dmeoModel;

	/**
	 * @param projectGenerator
	 * @param object
	 */
	public EOModelPListGenerator(ProjectGenerator projectGenerator, DMEOModel object) {
		super(projectGenerator, FileFormat.PLIST, ResourceType.EOMODEL, "index.eomodeld", "INDEX_PLIST." + object.getName());

		_dmeoModel = object;
	}

	/**
	 * Overrides buildResourcesAndSetGenerators
	 * 
	 * @see org.openflexo.generator.CGGenerator#buildResourcesAndSetGenerators(org.openflexo.foundation.cg.CGRepository, Vector)
	 */
	@Override
	public void buildResourcesAndSetGenerators(CGRepository repository, Vector<CGRepositoryFileResource> resources) {
		// PList file
		textResource = GeneratedFileResourceFactory.createNewModelPlistFileResource(repository, this);
		resources.add(textResource);
	}

	/**
	 * @return
	 */
	public DMEOModel getModel() {
		return _dmeoModel;
	}

	/**
	 * Overrides generate
	 * 
	 * @see org.openflexo.generator.CGGenerator#generate(boolean)
	 */
	@Override
	public void generate(boolean forceRegenerate) {
		if (!forceRegenerate && !needsGeneration()) {
			return;
		}
		startGeneration();
		try {
			pListCache = generatePList();
			generatedCode = new GeneratedTextResource(getModel().getName(), pListCache);
		} catch (CayenneRuntimeException cre) {
			cre.printStackTrace();
			try {
				generatedCode = new GeneratedTextResource(getModel().getName(), FileUtils.fileContents(getModel().getEOModel()
						.getIndexFile()));
			} catch (IOException e1) {
				e1.printStackTrace();
			}
		}
		stopGeneration();
	}

	@Override
	public boolean needsRegenerationBecauseOfTemplateUpdated() {
		return false;
	}

	@Override
	public boolean needsRegenerationBecauseOfTemplateUpdated(Date diskLastGenerationDate) {
		return false;
	}

	public String generatePList() throws CayenneRuntimeException {
		return getModel().getEOModel().getPListRepresentation();
	}

	/**
	 * Overrides getGeneratorLogger
	 * 
	 * @see org.openflexo.generator.CGGenerator#getGeneratorLogger()
	 */
	@Override
	public Logger getGeneratorLogger() {
		return logger;
	}

	@Override
	public String getRelativePath() {
		return "";
	}

	@Override
	public CGSymbolicDirectory getSymbolicDirectory(CGRepository repository) {
		return repository.getResourcesSymbolicDirectory();
	}

}