package org.jtheque.films.services.impl;

 /*

  * 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.persistence.able.DataListener;

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

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

 import org.jtheque.primary.dao.able.IDaoPersons;

 import org.jtheque.primary.od.able.Person;

 import org.jtheque.primary.services.able.ICountriesService;

 import org.springframework.stereotype.Service;

 import org.springframework.transaction.annotation.Transactional;

 import javax.annotation.Resource;

 import java.util.Collection;

 /**

  * The implementation of the realizers service.

  *

  * @author Baptiste Wicht

  */

 @Service

 public final class RealizersService implements IRealizersService {

     @Resource

     private IDaoPersons daoPersons;

     @Resource

     private INotesService notesService;

     @Resource

     private ICountriesService countriesService;

     private Person defaultRealizer;

     private static final String DEFAULT_REALIZER = "Unknown";

     @Override

     public Collection<Person> getRealizers() {

         return daoPersons.getPersons(PERSON_TYPE);

     }

     @Override

     @Transactional

     public boolean delete(Person realizer) {

         return daoPersons.delete(realizer);

     }

     @Override

     public boolean exists(String firstName, String name) {

         return daoPersons.exists(firstName, name, PERSON_TYPE);

     }

     @Override

     public Person getRealizer(String firstName, String name) {

         return daoPersons.getPerson(firstName, name, PERSON_TYPE);

     }

     @Override

     @Transactional

     public void create(Person realizer) {

         daoPersons.create(realizer);

     }

     @Override

     public boolean exists(Person realizer) {

         return daoPersons.exist(realizer);

     }

     @Override

     public boolean hasNoRealizers() {

         return getRealizers().isEmpty();

     }

     @Override

     @Transactional

     public void save(Person realizer) {

         daoPersons.save(realizer);

     }

     @Override

     public Collection<Person> getDatas() {

         return daoPersons.getPersons(PERSON_TYPE);

     }

     @Override

     public void addDataListener(DataListener listener) {

         daoPersons.addDataListener(listener);

     }

     @Override

     public Person getEmptyRealizer() {

         return daoPersons.createPerson();

     }

     @Override

     @Transactional

     public Person getDefaultRealizer() {

         if (defaultRealizer == null) {

             defaultRealizer = daoPersons.getPerson(DEFAULT_REALIZER, DEFAULT_REALIZER, PERSON_TYPE);

             if (defaultRealizer == null) {

                 defaultRealizer = getEmptyRealizer();

                 defaultRealizer.setName(DEFAULT_REALIZER);

                 defaultRealizer.setFirstName(DEFAULT_REALIZER);

                 defaultRealizer.setNote(notesService.getDefaultNote());

                 defaultRealizer.setTheCountry(countriesService.getDefaultCountry());

                 daoPersons.create(defaultRealizer);

             }

         }

         return defaultRealizer;

     }

     @Override

     @Transactional

     public void clearAll() {

         daoPersons.clearAll();

     }

     @Override

     public String getDataType() {

         return DATA_TYPE;

     }

 }