package fr.ifremer.tutti.ui.swing.util;
   
   /*
    * #%L
    * Tutti :: UI
    * %%
    * Copyright (C) 2012 - 2014 Ifremer
    * %%
    * This program 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, or (at your option) any later version.
   * 
   * This program 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 this program.  If not, see
   * <http://www.gnu.org/licenses/gpl-3.0.html>.
   * #L%
   */
  
  import fr.ifremer.tutti.persistence.entities.TuttiEntity;
  import org.jdesktop.beans.AbstractSerializableBean;
  import org.nuiton.jaxx.application.bean.JavaBeanObject;
  import org.nuiton.util.CollectionUtil;
  import org.nuiton.util.beans.Binder;
  
  import java.util.Collection;
  import java.util.List;
  
  /**
   * Abstract UI model to edit a bean.
   *
   * @author Tony Chemit - chemit@codelutin.com
   * @since 0.1
   */
  public abstract class AbstractTuttiBeanUIModel<E, B extends AbstractTuttiBeanUIModel<E, B>> extends AbstractSerializableBean implements TuttiEntity, JavaBeanObject {
  
      private static final long serialVersionUID = 1L;
  
      public static final String PROPERTY_MODIFY = "modify";
  
      public static final String PROPERTY_VALID = "valid";
  
      protected String id;
  
      protected boolean modify;
  
      protected boolean valid;
  
      private final Binder<E, B> fromBeanBinder;
  
      private final Binder<B, E> toBeanBinder;
  
      protected AbstractTuttiBeanUIModel(Binder<E, B> fromBeanBinder,
                                         Binder<B, E> toBeanBinder) {
          this.fromBeanBinder = fromBeanBinder;
          this.toBeanBinder = toBeanBinder;
      }
  
      public void fromEntity(E entity) {
          fromBean(entity);
      }
  
      public E toEntity() {
          return toBean();
      }
  
      public final void fromBean(E bean) {
          fromBeanBinder.copy(bean, (B) this);
      }
  
      public final E toBean() {
          E result = newEntity();
          toBeanBinder.copy((B) this, result);
          return result;
      }
  
      protected abstract E newEntity();
  
      public boolean isModify() {
          return modify;
      }
  
      public void setModify(boolean modify) {
          Object oldValue = isModify();
          this.modify = modify;
          firePropertyChange(PROPERTY_MODIFY, oldValue, modify);
      }
  
      public boolean isValid() {
          return valid;
      }
  
      public void setValid(boolean valid) {
          Object oldValue = isValid();
         this.valid = valid;
         firePropertyChange(PROPERTY_VALID, oldValue, valid);
     }
 
     public boolean isCreate() {
         return id == null;
     }
 
     //------------------------------------------------------------------------//
     //-- TuttiEntity methods                                                --//
     //------------------------------------------------------------------------//
 
     @Override
     public Integer getIdAsInt() {
         return id == null ? null : Integer.valueOf(id);
     }
 
     @Override
     public void setId(Integer id) {
         if (id == null) {
             this.id = null;
         } else {
             this.id = id.toString();
         }
     }
 
     @Override
     public String getId() {
         return id;
     }
 
     @Override
     public void setId(String id) {
         Object oldValue = getId();
         this.id = id;
         firePropertyChange(PROPERTY_ID, oldValue, id);
     }
 
     //------------------------------------------------------------------------//
     //-- PropagatePropertyChangeListener methods                            --//
     //------------------------------------------------------------------------//
 
     @Override
     public void firePropertyChanged(String propertyName,
                                     Object oldValue,
                                     Object newValue) {
         firePropertyChange(propertyName, oldValue, newValue);
     }
 
     protected <B> B getChild(Collection<B> child, int index) {
         return CollectionUtil.getOrNull(child, index);
     }
 
     protected <B> B getChild(List<B> child, int index) {
         return CollectionUtil.getOrNull(child, index);
     }
 
 }