ProductComposer.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2016 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.financials.product.logic;
 
import org.turro.elephant.context.Application;
import org.turro.elephant.util.Messages;
import org.turro.fieldit.FieldItUtil;
import org.turro.financials.db.FinancialsPU;
import org.turro.financials.entity.Product;
import org.turro.financials.menu.FinancialsMenu;
import org.turro.groupit.GroupItUtil;
import org.turro.jpa.composer.EntityComposer;
import org.turro.jpa.entity.DaoEntity;
import org.turro.zul.fieldit.ValueItGrid;
import org.turro.zul.frame.Framework;
import org.turro.zul.groupit.GroupedGrid;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.annotation.Listen;
import org.zkoss.zk.ui.select.annotation.Wire;
 
public class ProductComposer extends EntityComposer<Product, Long> {
 
  private boolean groupsChanged = false;
  
  @Wire("#groups")
  private GroupedGrid groups;
  
  @Wire("#values")
  private ValueItGrid values;
  
  @Listen("onChange = #groups")
  public void onGroupsChange() {
    groupsChanged = true;
  }
  
  @Listen("onChange = #values")
  public void onValuesChange() {
    groupsChanged = true;
  }
  
  @Override
  protected String getAttributeName() {
    return "product";
  }
 
  @Override
  protected Product getEntityInstance(Long id) {
    if(id == null) {
      entity = new Product();
    } else {
      entity = new FinancialsPU().find(Product.class, id);
    }
    return entity;
  }
 
  @Override
  protected DaoEntity getWrapperInstance(Component comp) {
    ProductWrapper w =  new ProductWrapper(entity);
    Framework.getCurrent().setSelectedLabel(w.getTabLabel());
    Framework.getCurrent().setSelectedTooltiptext(w.getTooltiptext());
    return w;
  }
 
  @Override
  protected void afterSave() {
    super.afterSave();
    if(groups != null) {
      GroupItUtil.saveValues(groups.getValues());
      FieldItUtil.saveValues(values.getValues());
    }
    if(entity != null) {
      FinancialsMenu.showProduct(entity.getId());
    }
  }
 
  @Override
  protected void doOnDelete() {
    Messages.confirmDeletion().show(() -> {
      ProductComposer.super.doOnDelete();
    });
  }
  
  @Override
  protected boolean shouldBeSaved() {
    return !entity.isEmpty() && (entity.getId() == 0) || super.shouldBeSaved() || groupsChanged;
  }
 
  @Override
  protected boolean inSaveRole() {
    return Application.getApplication().isInRole("finan-product:edit");
  }
 
  @Override
  protected boolean inDeleteRole() {
    return Application.getApplication().isInRole("finan-product:delete");
  }
 
}