/*
 * (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.dkv.action;

import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
import java.util.logging.Level;
import java.util.logging.Logger;

import org.openflexo.foundation.FlexoEditor;
import org.openflexo.foundation.FlexoException;
import org.openflexo.foundation.FlexoModelObject;
import org.openflexo.foundation.action.FlexoActionType;
import org.openflexo.foundation.action.FlexoUndoableAction;
import org.openflexo.foundation.dkv.DKVObject;
import org.openflexo.foundation.dkv.Domain;
import org.openflexo.foundation.dkv.Domain.KeyList;
import org.openflexo.foundation.dkv.Key;
import org.openflexo.foundation.dkv.Language;
import org.openflexo.logging.FlexoLogger;

/**
 * @author gpolet
 * 
 */
public class AddKeyAction extends FlexoUndoableAction<AddKeyAction, DKVObject, DKVObject> {
	protected static final Logger logger = FlexoLogger.getLogger(AddKeyAction.class.getPackage().getName());

	public static FlexoActionType<AddKeyAction, DKVObject, DKVObject> actionType = new FlexoActionType<AddKeyAction, DKVObject, DKVObject>(
			"add_key", FlexoActionType.newMenu, FlexoActionType.defaultGroup, FlexoActionType.ADD_ACTION_TYPE) {

		/**
		 * Factory method
		 */
		@Override
		public AddKeyAction makeNewAction(DKVObject focusedObject, Vector globalSelection, FlexoEditor editor) {
			return new AddKeyAction(focusedObject, globalSelection, editor);
		}

		@Override
		public boolean isVisibleForSelection(DKVObject object, Vector globalSelection) {
			return true;
		}

		@Override
		public boolean isEnabledForSelection(DKVObject object, Vector globalSelection) {
			return object instanceof Domain || object instanceof Domain.KeyList;
		}

		private String[] persistentProperties = { "keyName", "keyDescription", "domain", "values" };

		@Override
		protected String[] getPersistentProperties() {
			return persistentProperties;
		}

	};

	static {
		FlexoModelObject.addActionForClass(actionType, Domain.class);
		FlexoModelObject.addActionForClass(actionType, KeyList.class);
	}

	private Key newKey;
	private Domain _domain;
	private String _keyName;
	private String _keyDescription;
	private Hashtable<Language, String> _valuesForLanguage;

	/**
	 * @param actionType
	 * @param focusedObject
	 * @param globalSelection
	 */
	public AddKeyAction(DKVObject focusedObject, Vector globalSelection, FlexoEditor editor) {
		super(actionType, focusedObject, globalSelection, editor);
		_valuesForLanguage = new Hashtable<Language, String>();
	}

	public void setValueForLanguage(String value, Language language) {
		_valuesForLanguage.put(language, value);
	}

	public Hashtable values() {
		return _valuesForLanguage;
	}

	public void setValues(Hashtable t) {
		_valuesForLanguage = t;
	}

	/**
	 * Overrides doAction
	 * 
	 * @see org.openflexo.foundation.action.FlexoAction#doAction(java.lang.Object)
	 */
	@Override
	protected void doAction(Object context) throws FlexoException {
		newKey = getDomain().addKeyNamed(getKeyName());
		Enumeration en = getDomain().getDkvModel().getLanguageList().getLanguages().elements();
		Language lg = null;
		while (en.hasMoreElements()) {
			lg = (Language) en.nextElement();
			getDomain().getValue(newKey, lg).setValue(_valuesForLanguage.get(lg));
		}
		newKey.setDescription(getKeyDescription());
		objectCreated("NEW_KEY", newKey);
		if (logger.isLoggable(Level.INFO)) {
			logger.info("Key added in DKV");
		}
	}

	@Override
	protected void redoAction(Object context) throws FlexoException {
		doAction(context);
	}

	@Override
	protected void undoAction(Object context) throws FlexoException {
		getNewKey().delete();
	}

	public Key getNewKey() {
		return newKey;
	}

	public Domain getDomain() {
		return _domain;
	}

	public void setDomain(Domain domain) {
		_domain = domain;
	}

	public String getKeyDescription() {
		return _keyDescription;
	}

	public void setKeyDescription(String keyDescription) {
		_keyDescription = keyDescription;
	}

	public String getKeyName() {
		return _keyName;
	}

	public void setKeyName(String keyName) {
		_keyName = keyName;
	}

}