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

 /*

  * 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.log.ILoggingManager;

 import javax.swing.AbstractSpinnerModel;

 import java.util.regex.Pattern;

 /**

  * A spinner model for the duration.

  *

  * @author Baptiste Wicht

  */

 public final class SpinnerDurationModel extends AbstractSpinnerModel {

     private String value;

     private static final int MINUTES_IN_A_HOUR = 60;

     private static final Pattern SEPARATOR_PATTERN = Pattern.compile(":");

     /**

      * Construct a new SpinnerDurationModel.

      *

      * @param value The default value.

      */

     public SpinnerDurationModel(String value) {

         super();

         this.value = value;

     }

     /**

      * Returns the int representation of the current value.

      *

      * @return The int value of the date

      */

     public int intValue() {

         String[] parts = SEPARATOR_PATTERN.split(value);

         int hours = Integer.parseInt(parts[0]);

         int minutes = Integer.parseInt(parts[1]);

         return hours * MINUTES_IN_A_HOUR + minutes;

     }

     @Override

     public Object getValue() {

         return value;

     }

     @Override

     public void setValue(Object value) {

         this.value = (String) value;

         fireStateChanged();

     }

     @Override

     public Object getNextValue() {

         String[] parts = SEPARATOR_PATTERN.split(value);

         int hours = Integer.parseInt(parts[0]);

         int minutes = Integer.parseInt(parts[1]);

         String strMinutes;

         ++minutes;

         if (minutes == MINUTES_IN_A_HOUR) {

             ++hours;

             minutes = 0;

         }

         strMinutes = minutes < 10 ? "0" + minutes : Integer.toString(minutes);

         Managers.getManager(ILoggingManager.class).getLogger(getClass()).debug("Next value is {}:{}", hours, minutes);

         return hours + ":" + strMinutes;

     }

     @Override

     public Object getPreviousValue() {

         Managers.getManager(ILoggingManager.class).getLogger(getClass()).debug("Get previous value of {}", value);

         String[] parts = SEPARATOR_PATTERN.split(value);

         int hours = Integer.parseInt(parts[0]);

         int minutes = Integer.parseInt(parts[1]);

         String strMinutes;

         --minutes;

         if (minutes == -1) {

             --hours;

             minutes = MINUTES_IN_A_HOUR - 1;

         }

         strMinutes = minutes < 10 ? "0" + minutes : Integer.toString(minutes);

         Managers.getManager(ILoggingManager.class).getLogger(getClass()).debug("Previous value is {}:{}", hours, minutes);

         return hours + ":" + strMinutes;

     }

 }