package org.jtheque.films.view.impl.models;

 /*

  * This file is part of JTheque.

  *

  * JTheque 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.

  *

  * JTheque 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 JTheque.  If not, see <http://www.gnu.org/licenses/>.

  */

 import org.jtheque.core.managers.Managers;

 import org.jtheque.core.managers.beans.IBeansManager;

 import org.jtheque.films.persistence.od.able.Film;

 import org.jtheque.films.services.able.IFilmsService;

 import org.jtheque.films.view.impl.models.able.IFilmsModel;

 import org.jtheque.primary.view.impl.listeners.ObjectChangedEvent;

 import org.jtheque.primary.view.impl.models.PrincipalDataModel;

 import java.util.Collection;

 /**

  * A model for the films view.

  *

  * @author Baptiste Wicht

  */

 public final class FilmsModel extends PrincipalDataModel<Film> implements IFilmsModel {

     private Film currentFilm;

     private Collection<Film> displayList;

     /**

      * Init the view.

      */

     public FilmsModel() {

         super();

         getFilmsService().addDataListener(this);

     }

     @Override

     @SuppressWarnings("unchecked")

     public void updateDisplayList(Collection<Film> films) {

         getDisplayList().clear();

         if (films == null) {

             getDisplayList().addAll(getFilmsService().getFilms());

         } else {

             getDisplayList().addAll(films);

         }

         fireDisplayListChanged();

     }

     @Override

     public void updateDisplayList() {

         updateDisplayList(null);

     }

     @Override

     public Collection<Film> getDisplayList() {

         if (displayList == null) {

             displayList = getFilmsService().getFilms();

         }

         return displayList;

     }

     @Override

     public Film getCurrentFilm() {

         return currentFilm;

     }

     @Override

     public void setCurrentFilm(Film currentFilm) {

         this.currentFilm = currentFilm;

         fireCurrentObjectChanged(new ObjectChangedEvent(this, currentFilm));

     }

     /**

      * Return the service for the films.

      *

      * @return The service for the films.

      */

     private static IFilmsService getFilmsService() {

         return Managers.getManager(IBeansManager.class).getBean("filmsService");

     }

 }