package de.tivsource.page.user.actions.event;
   
   import java.util.ArrayList;
   import java.util.Calendar;
   import java.util.Date;
   import java.util.List;
   import java.util.regex.Pattern;
   
   import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.apache.struts2.ServletActionContext;
  import org.apache.struts2.convention.annotation.Action;
  import org.apache.struts2.convention.annotation.Actions;
  import org.apache.struts2.convention.annotation.Result;
  import org.apache.struts2.tiles.annotation.TilesDefinition;
  import org.apache.struts2.tiles.annotation.TilesDefinitions;
  import org.apache.struts2.tiles.annotation.TilesPutAttribute;
  
  import de.tivsource.ejb3plugin.InjectEJB;
  import de.tivsource.page.dao.event.EventDaoLocal;
  import de.tivsource.page.dao.page.PageDaoLocal;
  import de.tivsource.page.dao.property.PropertyDaoLocal;
  import de.tivsource.page.entity.enumeration.Language;
  import de.tivsource.page.entity.event.Event;
  import de.tivsource.page.entity.page.Page;
  import de.tivsource.page.user.actions.EmptyAction;
  
  /**
   * 
   * @author Marc Michele
   *
   */
  @TilesDefinitions({
    @TilesDefinition(name="event", extend = "userTemplate", putAttributes = {
      @TilesPutAttribute(name = "meta",    value = "/WEB-INF/tiles/active/meta/event.jsp"),
      @TilesPutAttribute(name = "twitter", value = "/WEB-INF/tiles/active/twitter/event.jsp"),
      @TilesPutAttribute(name = "content", value = "/WEB-INF/tiles/active/view/event/event.jsp")
    }),
    @TilesDefinition(name="eventDeadline", extend = "userTemplate", putAttributes = {
      @TilesPutAttribute(name = "meta",    value = "/WEB-INF/tiles/active/meta/event.jsp"),
      @TilesPutAttribute(name = "twitter", value = "/WEB-INF/tiles/active/twitter/event.jsp"),
      @TilesPutAttribute(name = "content", value = "/WEB-INF/tiles/active/view/event/event_deadline.jsp")
    })
  })
  public class IndexAction extends EmptyAction {
  
      /**
       * Serial Version UID.
       */
      private static final long serialVersionUID = 3286347439057757386L;
  
      /**
       * Statischer Logger der Klasse.
       */
      private static final Logger LOGGER = LogManager.getLogger(IndexAction.class);
  
      @InjectEJB(name = "PageDao")
      private PageDaoLocal pageDaoLocal;
  
      @InjectEJB(name="PropertyDao")
      private PropertyDaoLocal propertyDaoLocal;
  
      @InjectEJB(name="EventDao")
      private EventDaoLocal eventDaoLocal;
  
      /**
       * Location Uuid im Pfad (Achtung kann duch den Benutzer manipuliert werden).
       */
      private String eventUuid;
  
      private Event event;
  
      private Page page;
  
      @Override
      public Page getPage() {
          if(page == null) {
              setUpPage();
          }
          return page;
      }// Ende getPage()
  
      public Event getEvent() {
          return event;
      }
  
      public List<Date> getTimes() {
          List<Date> times = new ArrayList<Date>();
  
          // Anfangs Punkt der Zeitreihe
          Calendar calendarStart = Calendar.getInstance();
          calendarStart.setTime(event.getBeginning());
          times.add(calendarStart.getTime());
                  
          // Endpunkt der Zeitreihe 
          Calendar calendar = Calendar.getInstance();
          calendar.setTime(event.getEnding());
          calendar.add(Calendar.MINUTE, -30);
          Date end = calendar.getTime();
 
         // Datum mit dem gerechnet wird
         Date time = event.getBeginning();
         while (time.before(end)) {
             Calendar calendarTime = Calendar.getInstance();
             calendarTime.setTime(time);
             calendarTime.add(Calendar.MINUTE, 15);
             time = calendarTime.getTime();
             times.add(time);
         }
 
         return times;
     }
     
     @Override
     @Actions({
         @Action(value = "*/index", results = {
             @Result(name = "success", type = "tiles", location = "event"),
             @Result(name = "input",   type = "tiles", location = "eventDeadline"),
             @Result(name = "error",   type = "redirectAction", location = "index.html", params={"namespace", "/"})
         })
     })
     public String execute() throws Exception {
         LOGGER.info("execute() aufgerufen.");
 
         // Hole Eigenschaft aus der Datenbank
         boolean moduleEnabled = propertyDaoLocal.findByKey("module.event").getValue().equals("true") ? true : false;
 
         // Prüfe ob das Module aktiviert ist
         if(moduleEnabled) {
             // Hole Action Locale
             this.getLanguageFromActionContext();
 
             // Lese UUID aus dem ServletRequest
             eventUuid = ServletActionContext.getRequest().getServletPath();
             LOGGER.info("EventUuid: " + eventUuid);
             eventUuid = eventUuid.replaceAll("/index.html", "");
             eventUuid = eventUuid.replaceAll("/event/", "");
             LOGGER.info("EventUuid: " + eventUuid);
 
             /*
              * Wenn die Event Uuid keine nicht erlaubten Zeichen enthält und es
              * die Event mit der Uuid gibt dann wird der Block ausgeführt.
              */
             if (isValid(eventUuid) && eventDaoLocal.isEvent(eventUuid)) {
                 LOGGER.info("gültige Event Uuid.");
                 event = eventDaoLocal.findByUuid(eventUuid);
                 // Setze Daten in ein Page Objekt.
                 setUpPage();
                 Date now = new Date();
                 if(event.getDeadline().after(now)) {
                     return SUCCESS;
                 } else if (event.getBeginning().before(now)) {
                     return ERROR;
                 } else {
                     return INPUT;
                 }
             }
             // Wenn einen Manipulationsversuch gab.
             return ERROR;
         } else {
             // Wenn das Module nicht aktiviert ist oder es einen Manipulationsversuch gab.
             return ERROR;
         }
     }// Ende execute()
 
 
 
     private Boolean isValid(String input) {
         if (Pattern.matches("[abcdef0-9-]*", input)) {
             return true;
         } else {
             return false;
         }
     }
 
     private void setUpPage() {
         page = new Page();
         page.setTechnical(event.getName(Language.DE));
         page.setDescriptionMap(event.getDescriptionMap());
         page.setPicture(event.getPicture());
         page.setPictureOnPage(event.getPictureOnPage());
         page.setCssGroup(event.getCssGroup());
     }
     
 }// Ende class