/**
 * Copyright (C) 2009 eXo Platform SAS.
 * 
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 * 
 * This software 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.exoplatform.navigation.webui.component;

import javax.portlet.PortletPreferences;
import javax.portlet.PortletRequest;

import org.exoplatform.portal.mop.navigation.GenericScope;
import org.exoplatform.portal.mop.navigation.Scope;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.application.portlet.PortletRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.core.UIPortletApplication;
import org.exoplatform.webui.core.lifecycle.UIApplicationLifecycle;

@ComponentConfig(lifecycle = UIApplicationLifecycle.class)
public class UIPortalNavigationPortlet extends UIPortletApplication
{
   
   public static final int DEFAULT_LEVEL = 2;
   
   public UIPortalNavigationPortlet() throws Exception
   {
      PortletRequestContext context = WebuiRequestContext.getCurrentInstance();
      PortletRequest prequest = context.getRequest();
      PortletPreferences preference = prequest.getPreferences();
      int level = DEFAULT_LEVEL;
      try
      {
         level = Integer.valueOf(preference.getValue("level", String.valueOf(DEFAULT_LEVEL)));
      }
      catch(Exception e)
      {
         log.warn("Preferene for navigation level can only be integer");
      }
      
      UISiteManagement siteManagement = addChild(UISiteManagement.class, null, null);
      if(level <= 0)
      {
         siteManagement.setScope(Scope.ALL);
      }
      else 
      {
         siteManagement.setScope(GenericScope.treeShape(level));
      }
   }
}