/*
 * Copyright (C) 2007-2012 Argeo GmbH
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.argeo.cms.ui.workbench.jcr;

import java.net.URI;
import java.nio.file.FileSystem;
import java.nio.file.Path;
import java.nio.file.spi.FileSystemProvider;

import org.argeo.cms.CmsException;
import org.argeo.cms.auth.CurrentUser;
import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
import org.argeo.eclipse.ui.fs.SimpleFsBrowser;
import org.argeo.node.NodeConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.part.ViewPart;

/** Browse the node file system. */
public class NodeFsBrowserView extends ViewPart {
	public final static String ID = WorkbenchUiPlugin.PLUGIN_ID + ".nodeFsBrowserView";

	private FileSystemProvider nodeFileSystemProvider;

	@Override
	public void createPartControl(Composite parent) {
		if (CurrentUser.isInRole(NodeConstants.ROLE_ADMIN))
			try {
				URI uri = new URI("node:///home");
				FileSystem fileSystem = nodeFileSystemProvider.getFileSystem(uri);
				if (fileSystem == null)
					fileSystem = nodeFileSystemProvider.newFileSystem(uri, null);
				Path nodePath = fileSystem.getPath("/home");
				SimpleFsBrowser browser = new SimpleFsBrowser(parent, SWT.NO_FOCUS);
				browser.setInput(nodePath);
			} catch (Exception e) {
				throw new CmsException("Cannot open file system browser", e);
			}
	}

	@Override
	public void setFocus() {
	}

	public void setNodeFileSystemProvider(FileSystemProvider nodeFileSystemProvider) {
		this.nodeFileSystemProvider = nodeFileSystemProvider;
	}
}