/*
 * 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.internal.jcr.commands;

import java.util.HashMap;
import java.util.Map;

import javax.jcr.Property;
import javax.jcr.nodetype.NodeType;

import org.argeo.cms.ui.workbench.internal.jcr.parts.NodeEditorInput;
import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.handlers.HandlerUtil;

/** Generic command to open a Node in an editor. */
public class EditNode extends AbstractHandler {
	public final static String PARAM_EDITOR_ID = "editor";

	private String defaultEditorId;

	private Map<String, String> nodeTypeToEditor = new HashMap<String, String>();

	public Object execute(ExecutionEvent event) throws ExecutionException {
		String path = event.getParameter(Property.JCR_PATH);
		String type = event.getParameter(NodeType.NT_NODE_TYPE);
		if (type == null)
			type = NodeType.NT_UNSTRUCTURED;

		String editorId = event.getParameter(PARAM_EDITOR_ID);
		if (editorId == null)
			editorId = nodeTypeToEditor.containsKey(type) ? nodeTypeToEditor
					.get(type) : defaultEditorId;

		NodeEditorInput nei = new NodeEditorInput(path);
		try {
			HandlerUtil.getActiveWorkbenchWindow(event).getActivePage()
					.openEditor(nei, editorId);
		} catch (PartInitException e) {
			ErrorFeedback.show("Cannot open " + editorId + " with " + path
					+ " of type " + type, e);
		}
		return null;
	}

	public void setDefaultEditorId(String defaultEditorId) {
		this.defaultEditorId = defaultEditorId;
	}
}