/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.foundation.action;

import java.util.Observer;
import java.util.Vector;
import java.util.logging.Logger;

import org.openflexo.foundation.DocType;
import org.openflexo.foundation.FlexoEditor;
import org.openflexo.foundation.FlexoException;
import org.openflexo.foundation.FlexoModelObject;
import org.openflexo.xmlcode.AccessorInvocationException;

/**
 * @author gpolet
 * 
 */
public class SetDescriptionAction extends FlexoUndoableAction<SetDescriptionAction, FlexoModelObject, FlexoModelObject> {

	private static final Logger logger = Logger.getLogger(SetDescriptionAction.class.getPackage().getName());

	public static class SetPropertyActionType extends FlexoActionType<SetDescriptionAction, FlexoModelObject, FlexoModelObject> {
		private Vector<Observer> _observers;

		protected SetPropertyActionType(String actionName) {
			super(actionName);
		}

		@Override
		public boolean isEnabledForSelection(FlexoModelObject object, Vector<FlexoModelObject> globalSelection) {
			return true;
		}

		@Override
		public boolean isVisibleForSelection(FlexoModelObject object, Vector<FlexoModelObject> globalSelection) {
			return false;
		}

		@Override
		public SetDescriptionAction makeNewAction(FlexoModelObject focusedObject, Vector<FlexoModelObject> globalSelection,
				FlexoEditor editor) {
			return new SetDescriptionAction(focusedObject, globalSelection, editor);
		}

		/**
		 * Overrides getPersistentProperties
		 * 
		 * @see org.openflexo.foundation.action.FlexoActionType#getPersistentProperties()
		 */
		@Override
		protected String[] getPersistentProperties() {
			return new String[] { "docType", "value" };
		}

	}

	public static final SetPropertyActionType actionType = new SetPropertyActionType("set_description");

	private DocType docType;

	private String value;

	private String previousValue;

	private String localizedPropertyName;

	/**
	 * @param actionType
	 * @param focusedObject
	 * @param globalSelection
	 * @param editor
	 */
	protected SetDescriptionAction(FlexoModelObject focusedObject, Vector<FlexoModelObject> globalSelection, FlexoEditor editor) {
		super(actionType, focusedObject, globalSelection, editor);
	}

	/**
	 * Overrides redoAction
	 * 
	 * @see org.openflexo.foundation.action.FlexoUndoableAction#redoAction(java.lang.Object)
	 */
	@Override
	protected void redoAction(Object context) throws FlexoException {
		doAction(context);
	}

	/**
	 * Overrides undoAction
	 * 
	 * @see org.openflexo.foundation.action.FlexoUndoableAction#undoAction(java.lang.Object)
	 */
	@Override
	protected void undoAction(Object context) throws FlexoException {
		logger.info("Undo: set description from " + value + " to " + previousValue + " again");
		getFocusedObject().setSpecificDescriptionsForKey(previousValue, getDocType().getName());
	}

	/**
	 * Overrides doAction
	 * 
	 * @see org.openflexo.foundation.action.FlexoAction#doAction(java.lang.Object)
	 */
	@Override
	protected void doAction(Object context) throws FlexoException {
		previousValue = getFocusedObject().getSpecificDescriptionForKey(getDocType().getName());
		try {
			getFocusedObject().setSpecificDescriptionsForKey(getValue(), getDocType().getName());
		} catch (AccessorInvocationException exception) {
			if (exception.getCause() instanceof FlexoException) {
				throw (FlexoException) exception.getCause();
			}
			logger.warning("Unexpected exception: see log for details");
			exception.printStackTrace();
			if (exception.getCause() instanceof Exception) {
				throw new UnexpectedException((Exception) exception.getCause());
			}
		}
	}

	public DocType getDocType() {
		return docType;
	}

	public void setDocType(DocType key) {
		this.docType = key;
	}

	public String getValue() {
		return value;
	}

	public void setValue(String value) {
		this.value = value;
	}

	public static SetDescriptionAction makeAction(FlexoModelObject object, DocType key, String value, FlexoEditor editor) {
		SetDescriptionAction returned = actionType.makeNewAction(object, null, editor);
		returned.setDocType(key);
		returned.setValue(value);
		return returned;
	}

	public String getLocalizedPropertyName() {
		return localizedPropertyName;
	}

	public void setLocalizedPropertyName(String localizedPropertyName) {
		this.localizedPropertyName = localizedPropertyName;
	}

	public Object getPreviousValue() {
		return previousValue;
	}

}