ProductsGrid.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.purchase;
 
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.elephant.context.Application;
import org.turro.erp.entity.Task;
import org.turro.erp.entity.WorkOrder;
import org.turro.erp.reference.OrderReferenceGrid;
import org.turro.erp.reference.OrderReferencePositionListbox;
import org.turro.erp.task.TaskListbox;
import org.turro.financials.product.IProduct;
import org.turro.financials.product.ProductExtendedCombobox;
import org.turro.zkoss.grid.CollectionGrid;
import org.turro.zkoss.grid.EditableCell;
import org.turro.zkoss.grid.EditableColumn;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Row;
 
public class ProductsGrid extends CollectionGrid<ProductsItem> implements AfterCompose {
 
  private long lastWorkOrderId;
  private int lastOrderRef;
  private Task lastTask;
  private String lastConcept;
  private boolean receipt;
 
  public ProductsGrid() {
    addColumns();
  }
 
  public boolean isReceipt() {
    return receipt;
  }
 
  public void setReceipt(boolean receipt) {
    this.receipt = receipt;
  }
 
  @Override
  protected void initiateRow(Row row, ProductsItem value) {
    if(value == null) {
      value = new ProductsItem();
      value.setWorkOrderId(lastWorkOrderId);
      value.setOrderRef(lastOrderRef);
      value.setTask(lastTask);
      value.setConcept(lastConcept);
    }
    row.setValue(value);
  }
 
  @Override
  protected boolean deleteRow(Row row) {
    return true;
  }
 
  @Override
  protected boolean isValid(ProductsItem v) {
    return v.isValid();
  }
 
  @Override
  protected HtmlBasedComponent createEditor(final EditableCell editableCell) {
    if(editableCell.getColumn() instanceof EditableColumn) {
      final ProductsItem productsItem = (ProductsItem) editableCell.getRow().getValue();
      EditableColumn ec = (EditableColumn) editableCell.getColumn();
      if(ec.getLabel().equals(Application.getString("lReference"))) {
        Object value = getCellValue(editableCell);
        final OrderReferencePositionListbox orplb = new OrderReferencePositionListbox();
        orplb.setMold("select");
        orplb.setAllowNull(true);
        orplb.setNullAtBottom(true);
        orplb.setNullLabel("lNewReference");
        orplb.setWorkOrder(productsItem.getWorkOrder());
        // line value must update with new selection
        orplb.addEventListener(Events.ON_SELECT, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            Integer oref = orplb.getObjectValue();
            if(oref != null) {
              productsItem.setOrderRef(oref);
              Events.postEvent(new Event(Events.ON_CHANGING, ProductsGrid.this, editableCell));
            }
          }
        });
        if(value != null) orplb.setObjectValue((Integer) value);
        return orplb;
      } else if(ec.getJavaClass().equals(Task.class)) {
        Object value = getCellValue(editableCell);
        TaskListbox tlb = new TaskListbox();
        tlb.setMold("select");
        tlb.setAllowNull(true);
        tlb.setNullAtBottom(true);
        tlb.setNullLabel("lNewTask");
        tlb.setOrderReference(productsItem.getOrderReference());
        if(value != null) tlb.setObjectValue((Task) value);
        return tlb;
      } else if(ec.getJavaClass().equals(IProduct.class)) {
        Object value = getCellValue(editableCell);
        ProductExtendedCombobox pecb = new ProductExtendedCombobox();
        if(value != null) pecb.setObjectValue((IProduct) value);
        return pecb;
      }
    }
    return super.createEditor(editableCell);
  }
 
  @Override
  protected String formatCell(EditableCell editableCell, Object value) {
    ProductsItem productsItem = (ProductsItem) editableCell.getRow().getValue();
    lastWorkOrderId = productsItem.getWorkOrderId();
    lastOrderRef = productsItem.getOrderRef();
    lastTask = productsItem.getTask();
    lastConcept = productsItem.getConcept();
    if(value instanceof Task) {
      Task t = ((Task) value);
      return t.getName();
    } else if(value instanceof IProduct) {
      IProduct p = ((IProduct) value);
      return p.getProductString();
    }
    return super.formatCell(editableCell, value);
  }
 
  @Override
  protected boolean isCellValid(EditableCell editableCell, Object value) {
    if(editableCell.getColumn() instanceof EditableColumn) {
      EditableColumn ec = (EditableColumn) editableCell.getColumn();
      if(ec.getLabel().equals(Application.getString("lWorkOrder"))) {
        return WorkOrder.getByWorkOrderId((Long) value) != null;
      }
    }
    return super.isCellValid(editableCell, value);
  }
 
  private void addColumns() {
    try {
      addColumn(Application.getString("lWorkOrder"), "long", "workOrderId", null, 0, false, false).setWidth("100px");
      addColumn(Application.getString("lReference"), "int", "orderRef", null, 0, false, false).setWidth("100px");
      addColumn(Application.getString("lTask"), Task.class, "task", null, 3, false, false).setHflex("1");
      addColumn(Application.getString("lQuantity"), "double", "units", null, 2, false, false).setWidth("60px");
      addColumn(Application.getString("lConcept"), String.class, "concept", null, 0, false, false).setHflex("1");
      addColumn(Application.getString("lProduct"), IProduct.class, "iProduct", null, 0, false, false).setHflex("1");
      addColumn(Application.getString("lCost"), "double", "cost", null, 2, false, false).setWidth("80px");
    } catch (ClassNotFoundException ex) {
      Logger.getLogger(OrderReferenceGrid.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
 
}