UsageBox.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2012 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.erp.task.usage;
 
import org.turro.command.Command;
import org.turro.command.CommandUtil;
import org.turro.command.Context;
import org.turro.elephant.context.Application;
import org.turro.elephant.util.DecimalFormats;
import org.turro.elephant.util.Images;
import org.turro.elephant.util.ZkossUtils;
import org.turro.elephant.zkoss.Modal;
import org.turro.erp.db.ErpPU;
import org.turro.erp.entity.OrderItem;
import org.turro.erp.entity.RequiredUsage;
import org.turro.jpa.entity.EntityCollectionUtil;
import org.turro.zkoss.label.PercentLabel;
import org.turro.zkoss.layout.GridLayout;
import org.zkoss.zk.ui.Executions;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.*;
 
public class UsageBox extends Groupbox {
 
  private RequiredUsage requiredUsage;
  private GridLayout gl;
  
  public UsageBox(RequiredUsage requiredUsage) {
    this.requiredUsage = requiredUsage;
    setSclass("usageBox");
    setMold("3d");
    setOpen(true);
    addComponents();
  }
 
  private void addComponents() {
    if(getCaption() != null) {
      getCaption().setLabel(requiredUsage.getName());
      getCaption().setImage(Images.getImage(requiredUsage.getType()));
      gl.getRows().getChildren().clear();
    } else {
      appendChild(new Caption(requiredUsage.getName(), 
              Images.getImage(requiredUsage.getType())));
      gl = new GridLayout("min,right-1,right-1,right-1");
      gl.setColCaptions(new String[] {
        "",
        Application.getString("lEstimated"),
        Application.getString("lExpected"),
        Application.getString("lReal")
      });
      appendChild(gl);
    }
    renderUsage();
  }
 
  private void renderUsage() {
    if(requiredUsage.getProviderId() > 0) {
      gl.addRow();
      gl.addSpannedComponent(CommandUtil.getLabel(requiredUsage.getProvider()), 4);
    }
    gl.addRow();
    gl.addCaption(Application.getString("lUnits"));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getEstimatedUnits())));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getExpectedUnits())));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getRealUnits())));
    if(requiredUsage.isHumanResourceType()) {
      gl.addRow();
      gl.addCaption(Application.getString("lDedication"));
      gl.addComponent(new PercentLabel(requiredUsage.getDedication()));
      gl.addComponent(new PercentLabel(requiredUsage.getExpectedDedication()));
      gl.addComponent(new PercentLabel(requiredUsage.getRealDedication()));
    }
    gl.addRow();
    gl.addCaption(Application.getString("lCost"));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getEstimatedCost())));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getExpectedCost())));
    gl.addComponent(new Label(DecimalFormats.format(requiredUsage.getRealCost())));
    gl.addRow();
    Hlayout hbox = new Hlayout();
    hbox.setStyle("text-align:right");
    Button edit = new Button(Application.getString("lEdit"));
    hbox.appendChild(edit);
    edit.addEventListener(Events.ON_CLICK, new EventListener() {
      @Override
      public void onEvent(Event event) throws Exception {
        doEdit(requiredUsage, new Command() {
          @Override
          public Object execute(Context context) {
            addComponents();
            return null;
          }
        });
      }
    });
    if(requiredUsage.getOrderItems().isEmpty()) {
      Button delete = new Button(Application.getString("lDelete"));
      hbox.appendChild(delete);
      delete.addEventListener(Events.ON_CLICK, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          ZkossUtils.confirmDeletion(null, new Command() {
            @Override
            public Object execute(Context context) {
              EntityCollectionUtil.remove(requiredUsage.getTask().getRequiredUsages(), requiredUsage);
              Events.postEvent(new Event(Events.ON_CHANGE, ZkossUtils.getParent(UsageBox.this, UsageTree.class)));
              return null;
            }
          });
        }
      });
      if(requiredUsage.getId() > 0) {
        Button order = new Button(Application.getString("lNewOrder"));
        hbox.appendChild(order);
        order.addEventListener(Events.ON_CLICK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            OrderItem oi = requiredUsage.startOrder();
            if(!oi.isEmpty()) {
              new ErpPU().saveObject(oi);
            }
            Events.postEvent(new Event(Events.ON_CHANGE, ZkossUtils.getParent(UsageBox.this, UsageTree.class)));
          }
        });
      }
    }
    gl.addSpannedComponent(hbox, 4);
  }
 
  public static void doEdit(RequiredUsage requiredUsage, Command command) {
    Window w = (Window) Executions.createComponents("/WEB-INF/_zul/erp/task/editUsage.zul", null, null);
    w.setMode(Window.MODAL);
    Events.sendEvent(Events.ON_USER, w, requiredUsage);
    Modal.doModal(w, command);
  }
 
}