/*******************************************************************************
 * Copyright (c) 2006, 2008 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
 *
 * Initial Contributors:
 * The following IBM employees contributed to the Remote System Explorer
 * component that contains this file: David McKnight, Kushal Munir,
 * Michael Berger, David Dykstal, Phil Coulthard, Don Yantzi, Eric Simpson,
 * Emily Bruner, Mazen Faraj, Adrian Storisteanu, Li Ding, and Kent Hawley.
 *
 * Contributors:
 * David McKnight   (IBM)        - [207178] changing list APIs for file service and subsystems
 *******************************************************************************/

package org.eclipse.rse.internal.subsystems.files.dstore;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.dstore.core.model.DataElement;
import org.eclipse.rse.connectorservice.dstore.DStoreConnectorService;
import org.eclipse.rse.internal.services.dstore.files.DStoreHostFile;
import org.eclipse.rse.internal.services.dstore.files.DStoreVirtualHostFile;
import org.eclipse.rse.services.files.IHostFile;
import org.eclipse.rse.subsystems.files.core.servicesubsystem.FileServiceSubSystem;
import org.eclipse.rse.subsystems.files.core.subsystems.IHostFileToRemoteFileAdapter;
import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile;
import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFileContext;
import org.eclipse.rse.ui.SystemBasePlugin;
import org.eclipse.swt.widgets.Shell;

public class DStoreFileAdapter implements IHostFileToRemoteFileAdapter
{
	private RemoteFilePropertyChangeListener _listener;

	private void registerFilePropertyChangeListener(FileServiceSubSystem ss)
	{
		if (_listener == null)
		{
			DStoreConnectorService connectorService = (DStoreConnectorService)ss.getConnectorService();
			Shell shell = SystemBasePlugin.getActiveWorkbenchShell();
			_listener = new RemoteFilePropertyChangeListener(shell, connectorService, connectorService.getDataStore(), ss);
		}
	}


	public IRemoteFile[] convertToRemoteFiles(FileServiceSubSystem ss, IRemoteFileContext context, IRemoteFile parent, IHostFile[] nodes)
	{
		registerFilePropertyChangeListener(ss);

		List results = new ArrayList();

		for (int i = 0; i < nodes.length; i++)
		{
			DStoreHostFile node = (DStoreHostFile)nodes[i];

			IRemoteFile lfile = null;

			if (node instanceof DStoreVirtualHostFile)
			{
				lfile = new DStoreVirtualFile(ss, context, parent, (DStoreVirtualHostFile) node);
			}
			else
			{
				lfile = new DStoreFile(ss, context, parent, node);
			}

			results.add(lfile);
			ss.cacheRemoteFile(lfile);
		}

		return (IRemoteFile[])results.toArray(new IRemoteFile[results.size()]);
	}



	public IRemoteFile convertToRemoteFile(FileServiceSubSystem ss, IRemoteFileContext context, IRemoteFile parent, IHostFile node)
	{
		registerFilePropertyChangeListener(ss);

		IRemoteFile file = null;

		if (node instanceof DStoreVirtualHostFile)
		{
			file = new DStoreVirtualFile(ss, context, parent, (DStoreVirtualHostFile)node);
		}
		else
		{
			file = new DStoreFile(ss, context, parent, (DStoreHostFile)node);
		}
		ss.cacheRemoteFile(file);
		return file;
	}


	public IRemoteFile convertToRemoteFile(FileServiceSubSystem ss, IRemoteFileContext context, IRemoteFile parent, String name, boolean isDirectory, boolean isRoot)
	{
		// TODO Auto-generated method stub
		return null;
	}

	public IRemoteFile convertToRemoteFile(FileServiceSubSystem ss, IRemoteFileContext context, IRemoteFile parent, Object object)
	{
		registerFilePropertyChangeListener(ss);
		if (object instanceof DataElement)
		{
			DStoreHostFile hostFile = new DStoreHostFile((DataElement)object);
			IRemoteFile file = null;

			{
				file = new DStoreFile(ss, context, parent, hostFile);
			}
			ss.cacheRemoteFile(file);
			return file;
		}
		else
		{
			return null;
		}
	}



}
