package org.jtheque.primary.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.primary.dao.able.IDaoSimpleDatas;

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

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

 import org.springframework.transaction.annotation.Transactional;

 import java.util.Collection;

 /**

  * A simple data service implementation.

  *

  * @author Baptiste Wicht

  */

 public final class SimpleDatasService implements ISimpleDataService {

         private SimpleData defaultSimpleData;

         private final IDaoSimpleDatas daoSimpleDatas;

         private final SimpleData.DataType dataType;

         /**

          * Construct a new SimpleDatasService.

          *

          * @param daoSimpleDatas The dao to use.

          * @param dataType The data type

          */

         public SimpleDatasService(IDaoSimpleDatas daoSimpleDatas, String dataType){

                 super();

                 this.daoSimpleDatas = daoSimpleDatas;

                 this.dataType = SimpleData.DataType.valueOf(dataType);

         }

         @Override

         public SimpleData getDefaultSimpleData(){

                 if (defaultSimpleData == null){

                         defaultSimpleData = daoSimpleDatas.getSimpleData("Unknown");

                         if (defaultSimpleData == null){

                                 createDefaultSimpleData();

                         }

                 }

                 return defaultSimpleData;

         }

         /**

          * Create the default country.

          */

         @Transactional

         private void createDefaultSimpleData(){

                 defaultSimpleData = daoSimpleDatas.createSimpleData();

                 defaultSimpleData.setName("Unknown");

                 daoSimpleDatas.create(defaultSimpleData);

         }

         @Override

         @Transactional

         public void save(SimpleData simpleData){

                 daoSimpleDatas.save(simpleData);

         }

         @Override

         @Transactional

         public void create(SimpleData simpleData){

                 daoSimpleDatas.create(simpleData);

         }

         @Override

         @Transactional

         public boolean delete(SimpleData simpleData){

                 return daoSimpleDatas.delete(simpleData);

         }

         @Override

         public SimpleData getSimpleData(String name){

                 return daoSimpleDatas.getSimpleData(name);

         }

         @Override

         @Transactional

         public void createAll(Iterable<SimpleData> simpleDatas){

                 for (SimpleData simpleData : simpleDatas){

                         daoSimpleDatas.create(simpleData);

                 }

         }

         @Override

         public boolean exist(SimpleData simpleData){

                 return daoSimpleDatas.exist(simpleData);

         }

         @Override

         public SimpleData getEmptySimpleData(){

                 return daoSimpleDatas.createSimpleData();

         }

         @Override

         public boolean exist(String name){

                 return getSimpleData(name) != null;

         }

         @Override

         public boolean hasNoDatas(){

                 return daoSimpleDatas.getSimpleDatas().isEmpty();

         }

         @Override

         public Collection<SimpleData> getDatas(){

                 return daoSimpleDatas.getSimpleDatas();

         }

         @Override

         public void addDataListener(DataListener listener){

                 daoSimpleDatas.addDataListener(listener);

         }

         @Override

         @Transactional

         public void clearAll(){

                 daoSimpleDatas.clearAll();

         }

         @Override

         public String getDataType(){

                 return dataType.getDataType();

         }

 }