package fr.paris.lutece.plugins.calendar.business.rss;
   
   import fr.paris.lutece.plugins.calendar.business.CalendarFilter;
   import fr.paris.lutece.plugins.calendar.business.CalendarHome;
   import fr.paris.lutece.plugins.calendar.business.Event;
   import fr.paris.lutece.plugins.calendar.service.AgendaResource;
   import fr.paris.lutece.plugins.calendar.service.CalendarPlugin;
   import fr.paris.lutece.plugins.calendar.web.Constants;
   import fr.paris.lutece.portal.business.rss.FeedResource;
  import fr.paris.lutece.portal.business.rss.FeedResourceItem;
  import fr.paris.lutece.portal.business.rss.IFeedResource;
  import fr.paris.lutece.portal.business.rss.IFeedResourceItem;
  import fr.paris.lutece.portal.business.rss.ResourceRss;
  import fr.paris.lutece.portal.service.content.XPageAppService;
  import fr.paris.lutece.portal.service.plugin.Plugin;
  import fr.paris.lutece.portal.service.plugin.PluginService;
  import fr.paris.lutece.portal.service.util.AppPathService;
  import fr.paris.lutece.util.url.UrlItem;
  
  import java.util.ArrayList;
  import java.util.Date;
  import java.util.List;
  import java.util.Locale;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  
  
  /**
   * CalendarResourceRss
   */
  public class CalendarResourceRss extends ResourceRss
  {
      private static final String EMPTY_STRING = "";
      private static final String AGENDA_TITLE = "Calendar RSS";
      private static final String AGENDA_DESCRIPTION = "Calendar RSS";
      private static final String AGENDA_LINK = "portal.jsp";
  
      /**
       * verify that the resource exist
       * @return true if resource exist
       */
      public boolean checkResource( )
      {
          Plugin pluginCalendar = PluginService.getPlugin( CalendarPlugin.PLUGIN_NAME );
          AgendaResource agenda = CalendarHome.findAgendaResource( this.getId( ), pluginCalendar );
  
          return ( agenda != null );
      }
  
      /**
       * verified that the resource contains the resource to be exploited
       * @return true if resourceRss content resource
       */
      public boolean contentResourceRss( )
      {
          Plugin pluginCalendar = PluginService.getPlugin( CalendarPlugin.PLUGIN_NAME );
  
          return !CalendarHome.findAgendaResourcesList( pluginCalendar ).isEmpty( );
      }
  
      /**
       * {@inheritDoc}
       */
      public void deleteResourceRssConfig( int idResourceRss )
      {
      }
  
      /**
       * {@inheritDoc}
       */
      public void doSaveConfig( HttpServletRequest request, Locale locale )
      {
      }
  
      /**
       * {@inheritDoc}
       */
      public void doUpdateConfig( HttpServletRequest request, Locale locale )
      {
      }
  
      /**
       * {@inheritDoc}
       */
      public String doValidateConfigForm( HttpServletRequest request, Locale locale )
      {
          this.setDescription( AGENDA_DESCRIPTION );
          return null;
      }
  
      /**
       * {@inheritDoc}
       */
      public String getDisplayCreateConfigForm( HttpServletRequest request, Locale locale )
      {
          return EMPTY_STRING;
      }
  
     /**
      * {@inheritDoc}
      */
     public String getDisplayModifyConfigForm( HttpServletRequest request, Locale locale )
     {
         return EMPTY_STRING;
     }
 
     /**
      * {@inheritDoc}
      */
     public Map<String, String> getParameterToApply( HttpServletRequest request )
     {
         return null;
     }
 
     /**
      * Gets the feed with items
      * @return the {@link IFeedResource}
      */
     public IFeedResource getFeed( )
     {
         Plugin pluginCalendar = PluginService.getPlugin( CalendarPlugin.PLUGIN_NAME );
 
         //Agenda Rss
         IFeedResource resource = new FeedResource( );
         resource.setTitle( AGENDA_TITLE );
         resource.setDescription( AGENDA_DESCRIPTION );
         resource.setLink( AGENDA_LINK );
 
         CalendarFilter filter = new CalendarFilter( );
         List<Event> listEvent = CalendarHome.findEventsByFilter( filter, pluginCalendar );
         List<IFeedResourceItem> listItems = new ArrayList<IFeedResourceItem>( );
 
         //Description of  the events
         for ( Event simpleEvent : listEvent )
         {
             IFeedResourceItem item = new FeedResourceItem( );
 
             item.setTitle( ( simpleEvent.getTitle( ) != null ) ? simpleEvent.getTitle( ) : "" );
 
             item.setDescription( ( simpleEvent.getDescription( ) != null ) ? simpleEvent.getDescription( ) : "" );
 
             Date dateCreation = new Date( simpleEvent.getDateCreation( ).getTime( ) );
             item.setDate( dateCreation );
 
             UrlItem urlEvent = new UrlItem( AppPathService.getPortalUrl( ) );
             urlEvent.addParameter( XPageAppService.PARAM_XPAGE_APP, CalendarPlugin.PLUGIN_NAME );
             urlEvent.addParameter( Constants.PARAMETER_ACTION, Constants.ACTION_SHOW_RESULT );
             urlEvent.addParameter( Constants.PARAMETER_EVENT_ID, simpleEvent.getId( ) );
             urlEvent.addParameter( Constants.PARAM_AGENDA, simpleEvent.getIdCalendar( ) );
             item.setLink( urlEvent.getUrl( ) );
 
             listItems.add( item );
         }
 
         resource.setItems( listItems );
 
         return resource;
 
     }
 }