CategoryParticipationCatcher.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.activity;
 
import org.turro.dossier.db.DossierPU;
import org.turro.dossier.entity.Category;
import org.turro.dossier.entity.CategoryParticipant;
import org.turro.elephant.db.WhereClause;
import org.turro.i18n.I_;
import org.turro.jpa.Dao;
import org.turro.path.Path;
import org.turro.plugin.contacts.IContact;
import org.turro.util.Chars;
 
@ParticipationCatcher
public class CategoryParticipationCatcher extends JpaParticipationCatcher<CategoryParticipant> {
 
  @Override
  public String getDescription() {
    return "BrightSide Dossiers - " + I_.get("Category");
  }
 
  @Override
  public Dao createDao() {
    return new DossierPU();
  }
 
  @Override
  public WhereClause getQuery(Path entityPath) {
    if(!entityPath.isRoot() && "contact".equals(entityPath.getRoot())) {
      WhereClause wc = new WhereClause();
      wc.addClause("select distinct cparticipant from CategoryParticipant as cparticipant");
      wc.addClause("where cparticipant.idContact = :id");
      wc.addNamedValue("id", entityPath.getLastNode());
      return wc;
    }
    return null;
  }
 
  @Override
  public boolean getCanDelete(CategoryParticipant v) {
    return true;
  }
 
  @Override
  public String getDescription(CategoryParticipant v) {
    return v.getCategory().getFullDescription() + Chars.forward().spaced() + I_.byKey(v.getRole().toString());
  }
 
  @Override
  public void doDelete(CategoryParticipant v) {
    Category c = v.getCategory();
    c.getParticipants().remove(v);
    getDao().saveObject(c);
  }
 
  @Override
  public void doShow(CategoryParticipant v) {
    throw new UnsupportedOperationException("Not supported yet.");
  }
 
  @Override
  public void onChange(Object entity) {
    if(entity instanceof IContact) {
      IContact contact = (IContact) entity;
      getDao().executeUpdate(
              "update CategoryParticipant set name = ? " +
              "where idContact = ?",
              new Object[] { contact.getName(), contact.getId() });
    }
  }
 
  @Override
  public void onDelete(Object entity) {
    // do nothing
  }
 
  @Override
  public boolean getCanChangeFor(CategoryParticipant v) {
    return true;
  }
 
  @Override
  public void doChangeFor(CategoryParticipant v, Path toPath) {
    if(v != null && !toPath.isRoot() && "contact".equals(toPath.getRoot())) {
      WhereClause wc = new WhereClause();
      wc.addClause("update CategoryParticipant");
      wc.addClause("set idContact = :to");
      wc.addClause("where idContact = :from");
      wc.addNamedValue("to", toPath.getLastNode());
      wc.addNamedValue("from", v.getIdContact());
      getDao().executeUpdate(wc);
    }
  }
 
  @Override
  public Object getReferringEntity(CategoryParticipant v) {
    return v.getCategory();
  }
    
}