BreakdownGrid.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.reference;
 
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.elephant.context.Application;
import org.turro.erp.entity.Breakdown;
import org.turro.erp.entity.OrderReference;
import org.turro.erp.entity.RequiredUsage;
import org.turro.erp.entity.Task;
import org.turro.jpa.entity.EntityCollectionUtil;
import org.turro.zkoss.grid.CollectionGrid;
import org.zkoss.zul.Column;
import org.zkoss.zul.Row;
 
public class BreakdownGrid extends CollectionGrid<Breakdown> {
 
  private OrderReference orderReference;
 
  public BreakdownGrid() {
    addColumns();
  }
 
  public OrderReference getOrderReference() {
    return orderReference;
  }
 
  public void setOrderReference(OrderReference orderReference) {
    this.orderReference = orderReference;
  }
  
  public double getAmount() {
    double amount = 0.0;
    for(Breakdown b : getValues()) {
      amount += b.getAmount();
    }
    return amount;
  }
  
  public void setMode(int mode) {
    if(mode == 1) {
      // Tasks
      getRows().getChildren().clear();
      orderReference.getBreakdowns().clear();
      for(Task t : orderReference.getTasks()) {
        Row row = appendValue();
        Breakdown b = (Breakdown) row.getValue();
        b.setDescription(t.getName());
        b.setQuantity(0.0d);
        b.setPrice(0.0d);
        updateRow(row);
      }
      if(isAllowInsertions()) {
        addNewRow();
      }
    } else if (mode == 2) {
      // Resources
      getRows().getChildren().clear();
      orderReference.getBreakdowns().clear();
      for(Task t : orderReference.getTasks()) {
        for(RequiredUsage hru : t.getRequiredUsages()) {
          Row row = appendValue();
          Breakdown b = (Breakdown) row.getValue();
          b.setDescription(hru.getName());
          b.setQuantity(hru.getRealUnits());
          b.setPrice(hru.getUnitPrice());
          updateRow(row);
        }
      }
      if(isAllowInsertions()) {
        addNewRow();
      }
    } else if(mode == 3) {
      getRows().getChildren().clear();
      orderReference.getBreakdowns().clear();
      if(isAllowInsertions()) {
        addNewRow();
      }
    }
  }
  
  public void setShowQuantity(boolean show) {
    ((Column) getColumns().getChildren().get(1)).setVisible(show);
  }
  
  public void setShowPrice(boolean show) {
    ((Column) getColumns().getChildren().get(3)).setVisible(show);
    ((Column) getColumns().getChildren().get(4)).setVisible(show);
  }
  
  @Override
  protected void initiateRow(Row row, Breakdown value) {
    if(value == null) {
      value = new Breakdown();
      orderReference.getBreakdowns().add(value);
      value.setOrderRef(getRowCount());
    }
    row.setValue(value);
  }
 
  @Override
  protected boolean deleteRow(Row row) {
    Breakdown t = (Breakdown) row.getValue();
    EntityCollectionUtil.remove(orderReference.getBreakdowns(), t);
    return true;
  }
 
  @Override
  protected boolean isValid(Breakdown v) {
    return !v.isEmpty();
  }
 
  @Override
  protected void rowChanged(Row row) {
    super.rowChanged(row);
    updateRow(row);
  }
 
  private void addColumns() {
    try {
      addColumn("#", "int", "orderRef", null, 0, false, false).setWidth("60px");
      addColumn(Application.getString("lQuantity"), Double.class, "quantity", null, 3, false, false).setWidth("80px");
      addColumn(Application.getString("lDescription"), String.class, "description", null, 0, false, false).setHflex("1");
      addColumn(Application.getString("lPrice"), Double.class, "price", null, 2, false, false).setWidth("100px");
      addColumn(Application.getString("lAmount"), "double", "amount", null, 2, false, true).setWidth("100px");
    } catch (ClassNotFoundException ex) {
      Logger.getLogger(OrderReferenceGrid.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
 
}