/*******************************************************************************
 * Copyright (c) 2003, 2004, 2005 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.internal.jca.operations;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.jem.util.emf.workbench.WorkbenchByteArrayOutputStream;
import org.eclipse.jem.util.logger.proxy.Logger;
import org.eclipse.jst.j2ee.application.internal.operations.J2EEComponentCreationOperation;
import org.eclipse.jst.j2ee.commonarchivecore.internal.util.ArchiveUtil;
import org.eclipse.jst.j2ee.internal.J2EEConstants;
import org.eclipse.jst.j2ee.internal.J2EEVersionConstants;
import org.eclipse.jst.j2ee.internal.common.J2EEVersionUtil;
import org.eclipse.jst.j2ee.jca.Connector;
import org.eclipse.jst.j2ee.jca.modulecore.util.ConnectorArtifactEdit;
import org.eclipse.wst.common.componentcore.ComponentCore;
import org.eclipse.wst.common.componentcore.internal.util.IModuleConstants;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
import org.eclipse.wst.common.componentcore.resources.IVirtualFile;
import org.eclipse.wst.common.componentcore.resources.IVirtualFolder;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;

public class ConnectorComponentCreationOperation extends J2EEComponentCreationOperation implements IConnectorComponentCreationDataModelProperties {

	private static final String TEMPLATE_10 = "rartp10.xml";
	private static final String TEMPLATE_15 = "rartp15.xml";


	public ConnectorComponentCreationOperation(IDataModel model) {
		super(model);
	}

	protected void createAndLinkJ2EEComponentsForMultipleComponents() throws CoreException {
		IVirtualComponent component = ComponentCore.createComponent(getProject(), getModuleDeployName());
		component.create(0, null);
		// create and link connectorModule Source Folder
		IVirtualFolder connectorModuleFolder = component.getRootFolder().getFolder(new Path("/")); //$NON-NLS-1$        
		connectorModuleFolder.createLink(new Path("/" + model.getStringProperty(JAVASOURCE_FOLDER)), 0, null); //$NON-NLS-1$ //$NON-NLS-2$

		// create and link META-INF folder
		IVirtualFolder metaInfFolder = connectorModuleFolder.getFolder(J2EEConstants.META_INF);
		metaInfFolder.create(IResource.FORCE, null);
	}

	protected void createAndLinkJ2EEComponentsForSingleComponent() throws CoreException {
		IVirtualComponent component = ComponentCore.createComponent(getProject(), getModuleDeployName());
		component.create(0, null);
		// create and link connectorModule Source Folder
		IVirtualFolder connectorModuleFolder = component.getRootFolder().getFolder(new Path("/")); //$NON-NLS-1$        
		connectorModuleFolder.createLink(new Path("/" + model.getStringProperty(JAVASOURCE_FOLDER)), 0, null); //$NON-NLS-1$ //$NON-NLS-2$

		// create and link META-INF folder
		IVirtualFolder metaInfFolder = connectorModuleFolder.getFolder(J2EEConstants.META_INF);
		metaInfFolder.create(IResource.FORCE, null);
	}

	protected void createDeploymentDescriptor(IProgressMonitor monitor) throws CoreException, InvocationTargetException, InterruptedException {
		ConnectorArtifactEdit artifactEdit = null;
		Integer version = null;
		IVirtualComponent component = null;
		try {
			artifactEdit = ConnectorArtifactEdit.getConnectorArtifactEditForWrite(getProject());
			version = (Integer) model.getProperty(COMPONENT_VERSION);
			Connector connector = (Connector) artifactEdit.createModelRoot(version.intValue());
			artifactEdit.save(monitor);
			component = artifactEdit.getComponent();
		} catch (Exception e) {
			Logger.getLogger().logError(e);
		} finally {
			if (artifactEdit != null)
				artifactEdit.dispose();
		}

		IVirtualFile vFile = component.getRootFolder().getFile(J2EEConstants.RAR_DD_URI);
		IFile file = vFile.getUnderlyingFile();

		OutputStream out = new WorkbenchByteArrayOutputStream(file);

		String template = version.intValue() == J2EEVersionConstants.JCA_1_0_ID ? TEMPLATE_10 : TEMPLATE_15;
		InputStream in = getClass().getResourceAsStream(template);
		if (in != null & out != null) {
			try {
				ArchiveUtil.copy(in, out);
			} catch (IOException ioe) {
				Logger.getLogger().logError(ioe);
			} finally {
				try {
					if (null != out) {
						out.close();
					}
					if (null != in) {
						in.close();
					}
				} catch (IOException ioe) {
					Logger.getLogger().logError(ioe);
				}
			}
		}

		try {
			artifactEdit = ConnectorArtifactEdit.getConnectorArtifactEditForWrite(component);
			Connector connector = artifactEdit.getConnector();
			if (connector != null) {
				String projectName = component.getProject().getName();
				if (projectName != null)
					connector.setDisplayName(projectName);
			}
			artifactEdit.save(monitor);
		} catch (Exception e) {
			Logger.getLogger().logError(e);
		} finally {
			if (artifactEdit != null)
				artifactEdit.dispose();
		}

	}

	protected String getVersion() {
		int version = model.getIntProperty(COMPONENT_VERSION);
		return J2EEVersionUtil.getJCATextVersion(version);
	}

	public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
		try {
			super.execute(IModuleConstants.JST_CONNECTOR_MODULE, monitor);
		} catch (CoreException e) {
			Logger.getLogger().log(e.getMessage());
		} catch (InvocationTargetException e) {
			Logger.getLogger().log(e.getMessage());
		} catch (InterruptedException e) {
			Logger.getLogger().log(e.getMessage());
		}
		return OK_STATUS;
	}

	public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
		// TODO Auto-generated method stub
		return null;
	}

	public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
		// TODO Auto-generated method stub
		return null;
	}

}