/**
    * Copyright (C) 2003-2007 eXo Platform SAS.
    *
    * This program is free software; you can redistribute it and/or
    * modify it under the terms of the GNU Affero General Public License
    * as published by the Free Software Foundation; either version 3
    * of the License, or (at your option) any later version.
    *
    * This program 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 this program; if not, see<http://www.gnu.org/licenses/>.
   **/
  package org.exoplatform.calendar.webui;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.exoplatform.calendar.model.Event;
  import org.exoplatform.calendar.model.query.EventQuery;
  import org.exoplatform.calendar.service.CalendarEvent;
  import org.exoplatform.calendar.service.CalendarService;
  import org.exoplatform.calendar.service.EventPageList;
  import org.exoplatform.calendar.service.GroupCalendarData;
  import org.exoplatform.calendar.service.Utils;
  import org.exoplatform.calendar.util.CalendarUtils;
  import org.exoplatform.services.log.ExoLogger;
  import org.exoplatform.services.log.Log;
  import org.exoplatform.web.application.ApplicationMessage;
  import org.exoplatform.webui.config.annotation.ComponentConfig;
  import org.exoplatform.webui.config.annotation.EventConfig;
  import org.exoplatform.webui.core.lifecycle.UIFormLifecycle;
  import org.exoplatform.webui.event.EventListener;
  import org.exoplatform.webui.form.UIForm;
  import org.exoplatform.webui.form.UIFormStringInput;
  import org.exoplatform.webui.form.validator.SpecialCharacterValidator;
  
  /**
   * Created by The eXo Platform SARL
   * Author : Hung Nguyen
   *          hung.nguyen@exoplatform.com
   * Aus 01, 2007 2:48:18 PM 
   */
  @ComponentConfig(
      lifecycle = UIFormLifecycle.class,
      template = "app:/templates/calendar/webui/UISearchForm.gtmpl",
      events = {
        @EventConfig(listeners = UISearchForm.SearchActionListener.class)
      }
  )
  public class UISearchForm extends UIForm {
    private static final Log log = ExoLogger.getExoLogger(UISearchForm.class);
    
    final static  private String FIELD_SEARCHVALUE = "value" ;
  
    public UISearchForm() throws Exception {
      addChild(new UIFormStringInput(FIELD_SEARCHVALUE, FIELD_SEARCHVALUE, null)) ;
    }
    public String getSearchValue() {
      return getUIStringInput(FIELD_SEARCHVALUE).getValue() ;
    }
    public String[] getPublicCalendars() throws Exception{
        String[] groups = CalendarUtils.getUserGroups(CalendarUtils.getCurrentUser()) ;
        CalendarService calendarService = CalendarUtils.getCalendarService() ;
        Map<String, String> map = new HashMap<String, String> () ;    
        for(GroupCalendarData group : calendarService.getGroupCalendars(groups, true, CalendarUtils.getCurrentUser())) {
          for(org.exoplatform.calendar.service.Calendar calendar : group.getCalendars()) {
            map.put(calendar.getId(), calendar.getId()) ;          
          }
        }
        return map.values().toArray(new String[map.values().size()] ) ;
    }
    static  public class SearchActionListener extends EventListener<UISearchForm> {
      @Override
      public void execute(org.exoplatform.webui.event.Event<UISearchForm> event) throws Exception {
        UISearchForm uiForm = event.getSource() ;
        String text = uiForm.getSearchValue() ;
       if(CalendarUtils.isEmpty(text))   {
          event.getRequestContext()
               .getUIApplication()
               .addMessage(new ApplicationMessage("UISearchForm.msg.no-text-to-search", null));
          return ;
        }
       
        try {
          EventQuery eventQuery = new EventQuery() ;
          eventQuery.setText(text) ;
          UICalendarPortlet calendarPortlet = uiForm.getAncestorOfType(UICalendarPortlet.class) ;
          UICalendarViewContainer calendarViewContainer = calendarPortlet.findFirstComponentOfType(UICalendarViewContainer.class) ;
          String currentView = calendarViewContainer.getRenderedChild().getId() ;
          if(calendarViewContainer.getRenderedChild() instanceof UIWeekView) {
            if(((UIWeekView)calendarViewContainer.getRenderedChild()).isShowCustomView()) {
              currentView = UICalendarViewContainer.WORKING_VIEW;
            }
          }
         calendarViewContainer.initView(UICalendarViewContainer.LIST_VIEW, false) ;
         UIListView uiListView = calendarViewContainer.findFirstComponentOfType(UIListView.class) ;
         if(!uiListView.isDisplaySearchResult()) {
           uiListView.setLastViewId(currentView) ;
         }
 
         UICalendars uiCalendars = uiForm.getAncestorOfType(UICalendarPortlet.class).findFirstComponentOfType(UICalendars.class);
         eventQuery = uiCalendars.getEventQuery(eventQuery);
         uiListView.setViewType(UICalendarView.TYPE_BOTH);
         uiListView.setSortedField(UIListView.EVENT_START);
         uiListView.setIsAscending(false);
         eventQuery.setOrderBy(new String[] { Utils.EXO_FROM_DATE_TIME });
         eventQuery.setOrderType(Utils.DESCENDING);
         uiListView.setEventQuery(eventQuery);
         uiListView.setDisplaySearchResult(true);
         List<Event> allEvents = uiListView.getAllEvents(eventQuery);
         uiListView.update(new EventPageList(allEvents, 10));
         uiListView.setSelectedEvent(null);
         uiListView.setLastUpdatedEventId(null);
         calendarViewContainer.findFirstComponentOfType(UIPreview.class).setEvent(null) ;
         UIActionBar uiActionBar = calendarPortlet.findFirstComponentOfType(UIActionBar.class) ;
         uiActionBar.setCurrentView(UICalendarViewContainer.LIST_VIEW) ;
         event.getRequestContext().addUIComponentToUpdateByAjax(uiActionBar) ;
         event.getRequestContext().addUIComponentToUpdateByAjax(uiForm) ;
         event.getRequestContext().addUIComponentToUpdateByAjax(calendarViewContainer) ;
       } catch (Exception e) {
         if (log.isDebugEnabled()) {
           log.debug("Fail to search the calendar", e);
         }
         return;
       }
     }
   }
 }