/*******************************************************************************
 * Copyright (c) 2008, 2012 Obeo.
 * 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:
 *     Obeo - initial API and implementation
 *******************************************************************************/
package it.univaq.disim.sealab.aemiliaMod2text.main;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;

import org.eclipse.acceleo.engine.event.IAcceleoTextGenerationListener;
import org.eclipse.acceleo.engine.generation.strategy.IAcceleoGenerationStrategy;
import org.eclipse.acceleo.engine.service.AbstractAcceleoGenerator;
import org.eclipse.emf.common.util.BasicMonitor;
import org.eclipse.emf.common.util.Monitor;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;


/**
 * Entry point of the 'Generaterew' generation module.
 *
 * @generated
 */
public class Generaterew extends AbstractAcceleoGenerator {
	
	public static Logger logger_ = Logger.getLogger(Generaterew.class.getName());
	
	/**
	 * The name of the module.
	 *
	 * @generated
	 */
	public static final String MODULE_FILE_NAME = "/it/disim/univaq/sealab/aemiliaMod2text/main/generaterew";

	/**
	 * The name of the templates that are to be generated.
	 *
	 * @generated
	 */
	public static final String[] TEMPLATE_NAMES = { "generaterew" };

	/**
	 * The list of properties files from the launch parameters (Launch
	 * configuration).
	 *
	 * @generated
	 */
	private List<String> propertiesFiles = new ArrayList<String>();

	/**
	 * Allows the public constructor to be used. Note that a generator created this
	 * way cannot be used to launch generations before one of
	 * {@link #initialize(EObject, File, List)} or
	 * {@link #initialize(URI, File, List)} is called.
	 * <p>
	 * The main reason for this constructor is to allow clients of this generation
	 * to call it from another Java file, as it allows for the retrieval of
	 * {@link #getProperties()} and {@link #getGenerationListeners()}.
	 * </p>
	 *
	 * @generated
	 */
	public Generaterew() {
		// Empty implementation
	}

	/**
	 * This allows clients to instantiates a generator with all required
	 * information.
	 * 
	 * @param modelURI
	 *            URI where the model on which this generator will be used is
	 *            located.
	 * @param targetFolder
	 *            This will be used as the output folder for this generation : it
	 *            will be the base path against which all file block URLs will be
	 *            resolved.
	 * @param arguments
	 *            If the template which will be called requires more than one
	 *            argument taken from the model, pass them here.
	 * @throws IOException
	 *             This can be thrown in three scenarios : the module cannot be
	 *             found, it cannot be loaded, or the model cannot be loaded.
	 * @generated
	 */
	public Generaterew(URI modelURI, File targetFolder, List<? extends Object> arguments) throws IOException {
		
		initialize(modelURI, targetFolder, arguments);
	}

	/**
	 * This allows clients to instantiates a generator with all required
	 * information.
	 * 
	 * @param model
	 *            We'll iterate over the content of this element to find Objects
	 *            matching the first parameter of the template we need to call.
	 * @param targetFolder
	 *            This will be used as the output folder for this generation : it
	 *            will be the base path against which all file block URLs will be
	 *            resolved.
	 * @param arguments
	 *            If the template which will be called requires more than one
	 *            argument taken from the model, pass them here.
	 * @throws IOException
	 *             This can be thrown in two scenarios : the module cannot be found,
	 *             or it cannot be loaded.
	 * @generated
	 */
	public Generaterew(EObject model, File targetFolder, List<? extends Object> arguments) throws IOException {
		logger_.info(module.getNsURI());
		initialize(model, targetFolder, arguments);
	}

	/**
	 * This can be used to launch the generation from a standalone application.
	 * 
	 * @param args
	 *            Arguments of the generation.
	 * @generated
	 */
	public static void main(String[] args) {
		try {
			if (args.length < 2) {
				System.out.println("Arguments not valid : {model, folder}.");
			} else {
				URI modelURI = URI.createFileURI(args[0]);
				File folder = new File(args[1]);

				List<String> arguments = new ArrayList<String>();

				/*
				 * If you want to change the content of this method, do NOT forget to change the
				 * "@generated" tag in the Javadoc of this method to "@generated NOT". Without
				 * this new tag, any compilation of the Acceleo module with the main template
				 * that has caused the creation of this class will revert your modifications.
				 */

				/*
				 * Add in this list all the arguments used by the starting point of the
				 * generation If your main template is called on an element of your model and a
				 * String, you can add in "arguments" this "String" attribute.
				 */

				Generaterew generator = new Generaterew(modelURI, folder, arguments);

				/*
				 * Add the properties from the launch arguments. If you want to programmatically
				 * add new properties, add them in "propertiesFiles" You can add the absolute
				 * path of a properties files, or even a project relative path. If you want to
				 * add another "protocol" for your properties files, please override
				 * "getPropertiesLoaderService(AcceleoService)" in order to return a new
				 * property loader. The behavior of the properties loader service is explained
				 * in the Acceleo documentation (Help -> Help Contents).
				 */

				for (int i = 2; i < args.length; i++) {
					generator.addPropertiesFile(args[i]);
				}

				generator.doGenerate(new BasicMonitor());
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public static void run(String modelUri, String outputFolder) {
		try {

			URI modelURI = URI.createFileURI(modelUri);
			File folder = new File(outputFolder);
			List<String> arguments = new ArrayList<String>();
			Generaterew generator = new Generaterew(modelURI, folder, arguments);
			generator.doGenerate(new BasicMonitor());
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	/**
	 * Launches the generation described by this instance.
	 * 
	 * @param monitor
	 *            This will be used to display progress information to the user.
	 * @throws IOException
	 *             This will be thrown if any of the output files cannot be saved to
	 *             disk.
	 * @generated
	 */
	@Override
	public void doGenerate(Monitor monitor) throws IOException {
		/*
		 * TODO if you wish to change the generation as a whole, override this. The
		 * default behavior should be sufficient in most cases. If you want to change
		 * the content of this method, do NOT forget to change the "@generated" tag in
		 * the Javadoc of this method to "@generated NOT". Without this new tag, any
		 * compilation of the Acceleo module with the main template that has caused the
		 * creation of this class will revert your modifications. If you encounter a
		 * problem with an unresolved proxy during the generation, you can remove the
		 * comments in the following instructions to check for problems. Please note
		 * that those instructions may have a significant impact on the performances.
		 */

		// org.eclipse.emf.ecore.util.EcoreUtil.resolveAll(model);

		/*
		 * If you want to check for potential errors in your models before the launch of
		 * the generation, you use the code below.
		 */

		// if (model != null && model.eResource() != null) {
		// List<org.eclipse.emf.ecore.resource.Resource.Diagnostic> errors =
		// model.eResource().getErrors();
		// for (org.eclipse.emf.ecore.resource.Resource.Diagnostic diagnostic : errors)
		// {
		// System.err.println(diagnostic.toString());
		// }
		// }

		super.doGenerate(monitor);
	}

	/**
	 * If this generator needs to listen to text generation events, listeners can be
	 * returned from here.
	 * 
	 * @return List of listeners that are to be notified when text is generated
	 *         through this launch.
	 * @generated
	 */
	@Override
	public List<IAcceleoTextGenerationListener> getGenerationListeners() {
		List<IAcceleoTextGenerationListener> listeners = super.getGenerationListeners();
		/*
		 * TODO if you need to listen to generation event, add listeners to the list
		 * here. If you want to change the content of this method, do NOT forget to
		 * change the "@generated" tag in the Javadoc of this method to
		 * "@generated NOT". Without this new tag, any compilation of the Acceleo module
		 * with the main template that has caused the creation of this class will revert
		 * your modifications.
		 */
		return listeners;
	}

	/**
	 * If you need to change the way files are generated, this is your entry point.
	 * <p>
	 * The default is
	 * {@link org.eclipse.acceleo.engine.generation.strategy.DefaultStrategy}; it
	 * generates files on the fly. If you only need to preview the results, return a
	 * new {@link org.eclipse.acceleo.engine.generation.strategy.PreviewStrategy}.
	 * Both of these aren't aware of the running Eclipse and can be used standalone.
	 * </p>
	 * <p>
	 * If you need the file generation to be aware of the workspace (A typical
	 * example is when you wanna override files that are under clear case or any
	 * other VCS that could forbid the overriding), then return a new
	 * {@link org.eclipse.acceleo.engine.generation.strategy.WorkspaceAwareStrategy}.
	 * <b>Note</b>, however, that this <b>cannot</b> be used standalone.
	 * </p>
	 * <p>
	 * All three of these default strategies support merging through JMerge.
	 * </p>
	 * 
	 * @return The generation strategy that is to be used for generations launched
	 *         through this launcher.
	 * @generated
	 */
	@Override
	public IAcceleoGenerationStrategy getGenerationStrategy() {
		return super.getGenerationStrategy();
	}

	/**
	 * This will be called in order to find and load the module that will be
	 * launched through this launcher. We expect this name not to contain file
	 * extension, and the module to be located beside the launcher.
	 * 
	 * @return The name of the module that is to be launched.
	 * @generated
	 */
	@Override
	public String getModuleName() {
		return MODULE_FILE_NAME;
	}

	/**
	 * If the module(s) called by this launcher require properties files, return
	 * their qualified path from here.Take note that the first added properties
	 * files will take precedence over subsequent ones if they contain conflicting
	 * keys.
	 * 
	 * @return The list of properties file we need to add to the generation context.
	 * @see java.util.ResourceBundle#getBundle(String)
	 * @generated
	 */
	@Override
	public List<String> getProperties() {
		/*
		 * If you want to change the content of this method, do NOT forget to change the
		 * "@generated" tag in the Javadoc of this method to "@generated NOT". Without
		 * this new tag, any compilation of the Acceleo module with the main template
		 * that has caused the creation of this class will revert your modifications.
		 */

		/*
		 * TODO if your generation module requires access to properties files, add their
		 * qualified path to the list here.
		 * 
		 * Properties files can be located in an Eclipse plug-in or in the file system
		 * (all Acceleo projects are Eclipse plug-in). In order to use properties files
		 * located in an Eclipse plugin, you need to add the path of the properties
		 * files to the "propertiesFiles" list:
		 * 
		 * final String prefix = "platform:/plugin/"; final String pluginName =
		 * "org.eclipse.acceleo.module.sample"; final String packagePath =
		 * "/org/eclipse/acceleo/module/sample/properties/"; final String fileName =
		 * "default.properties"; propertiesFiles.add(prefix + pluginName + packagePath +
		 * fileName);
		 * 
		 * With this mechanism, you can load properties files from your plugin or from
		 * another plugin.
		 * 
		 * You may want to load properties files from the file system, for that you need
		 * to add the absolute path of the file:
		 * 
		 * propertiesFiles.add("C:\Users\MyName\MyFile.properties");
		 * 
		 * If you want to let your users add properties files located in the same folder
		 * as the model:
		 *
		 * if (EMFPlugin.IS_ECLIPSE_RUNNING && model != null && model.eResource() !=
		 * null) {
		 * propertiesFiles.addAll(AcceleoEngineUtils.getPropertiesFilesNearModel(model.
		 * eResource())); }
		 * 
		 * To learn more about Properties Files, have a look at the Acceleo
		 * documentation (Help -> Help Contents).
		 */
		return propertiesFiles;
	}

	/**
	 * Adds a properties file in the list of properties files.
	 * 
	 * @param propertiesFile
	 *            The properties file to add.
	 * @generated
	 * @since 3.1
	 */
	@Override
	public void addPropertiesFile(String propertiesFile) {
		this.propertiesFiles.add(propertiesFile);
	}

	/**
	 * This will be used to get the list of templates that are to be launched by
	 * this launcher.
	 * 
	 * @return The list of templates to call on the module {@link #getModuleName()}.
	 * @generated
	 */
	@Override
	public String[] getTemplateNames() {
		return TEMPLATE_NAMES;
	}

	/**
	 * This can be used to update the resource set's package registry with all
	 * needed EPackages.
	 * 
	 * @param resourceSet
	 *            The resource set which registry has to be updated.
	 * @generated
	 */
	@Override
	public void registerPackages(ResourceSet resourceSet) {
		super.registerPackages(resourceSet);

		/*
		 * If you want to change the content of this method, do NOT forget to change the
		 * "@generated" tag in the Javadoc of this method to "@generated NOT". Without
		 * this new tag, any compilation of the Acceleo module with the main template
		 * that has caused the creation of this class will revert your modifications.
		 */

		/*
		 * If you need additional package registrations, you can register them here. The
		 * following line (in comment) is an example of the package registration for
		 * UML.
		 * 
		 * You can use the method "isInWorkspace(Class c)" to check if the package that
		 * you are about to register is in the workspace.
		 * 
		 * To register a package properly, please follow the following conventions:
		 *
		 * If the package is located in another plug-in, already installed in Eclipse.
		 * The following content should have been generated at the beginning of this
		 * method. Do not register the package using this mechanism if the metamodel is
		 * located in the workspace.
		 * 
		 * if (!isInWorkspace(UMLPackage.class)) { // The normal package registration if
		 * your metamodel is in a plugin.
		 * resourceSet.getPackageRegistry().put(UMLPackage.eNS_URI,
		 * UMLPackage.eINSTANCE); }
		 * 
		 * If the package is located in another project in your workspace, the plugin
		 * containing the package has not been register by EMF and Acceleo should
		 * register it automatically. If you want to use the generator in stand alone,
		 * the regular registration (seen a couple lines before) is needed.
		 * 
		 * To learn more about Package Registration, have a look at the Acceleo
		 * documentation (Help -> Help Contents).
		 */
	}

	/**
	 * This can be used to update the resource set's resource factory registry with
	 * all needed factories.
	 * 
	 * @param resourceSet
	 *            The resource set which registry has to be updated.
	 * @generated
	 */
	@Override
	public void registerResourceFactories(ResourceSet resourceSet) {
		super.registerResourceFactories(resourceSet);
		/*
		 * If you want to change the content of this method, do NOT forget to change the
		 * "@generated" tag in the Javadoc of this method to "@generated NOT". Without
		 * this new tag, any compilation of the Acceleo module with the main template
		 * that has caused the creation of this class will revert your modifications.
		 */

		/*
		 * TODO If you need additional resource factories registrations, you can
		 * register them here. the following line (in comment) is an example of the
		 * resource factory registration for UML.
		 *
		 * If you want to use the generator in stand alone, the resource factory
		 * registration will be required.
		 * 
		 * To learn more about the registration of Resource Factories, have a look at
		 * the Acceleo documentation (Help -> Help Contents).
		 */

		// resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put(UMLResource.FILE_EXTENSION,
		// UMLResource.Factory.INSTANCE);
	}

}
