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

 /*

  * 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.films.controllers.able.IFilmController;

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

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

 import org.jtheque.films.utils.Constants;

 import org.jtheque.primary.view.impl.models.tree.Category;

 import org.jtheque.primary.view.impl.models.tree.JThequeTreeModel;

 import org.jtheque.primary.view.impl.models.tree.TreeElement;

 import org.jtheque.primary.view.impl.sort.Sorter;

 import javax.annotation.Resource;

 import java.util.HashMap;

 import java.util.Map;

 /**

  * A sorter to sort by year.

  *

  * @author Baptiste Wicht

  */

 public final class ByYearSorter implements Sorter {

     @Resource

     private IFilmController filmController;

     @Override

     public boolean canSort(String content, String sortType) {

         return content.equals(IFilmsService.DATA_TYPE) && sortType.equals(Constants.YEAR);

     }

     @Override

     public void sort(JThequeTreeModel model) {

         TreeElement root = model.getRoot();

         Map<Integer, Category> groups = new HashMap<Integer, Category>(10);

         for (Film film : filmController.getDisplayList()) {

             int year = film.getYear();

             if (!groups.containsKey(year)) {

                 Category category = new Category(Integer.toString(year));

                 root.add(category);

                 groups.put(year, category);

             }

             groups.get(year).add(film);

         }

         model.setRootElement(root);

     }

 }