ReportComposer.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2020 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.report;
 
import java.io.IOException;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.amic.util.date.CheckDate;
import org.amic.util.file.FileUtil;
import org.turro.elephant.context.ElephantContext;
import org.turro.zkoss.grid.NumericColumn;
import org.turro.zkoss.grid.PagingGrid;
import org.turro.zkoss.label.LabelExtended;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.Executions;
import org.zkoss.zk.ui.select.SelectorComposer;
import org.zkoss.zk.ui.select.annotation.Listen;
import org.zkoss.zk.ui.select.annotation.Wire;
import org.zkoss.zul.Column;
import org.zkoss.zul.Datebox;
import org.zkoss.zul.Row;
import org.zkoss.zul.Textbox;
import org.zkoss.zul.Toolbarbutton;
 
public class ReportComposer extends SelectorComposer<Component> {
 
  private ReportBody body;
  
  @Wire("#from") Datebox from;
  @Wire("#to") Datebox to;
  @Wire("#reportgrid") PagingGrid reportgrid;
  @Wire("#execute") Toolbarbutton execute;
  @Wire("#text") Textbox text;
 
  @Listen("onClick = #execute")
  public void onExecute() {
    if(body.getFile() != null) {
      body = ReportBody.load(body.getFile());
    }
    updateGrid();
  }
  
  @Listen("onClick = #save")
  public void onSave() {
    if(body.getFile() != null) {
      try {
        FileUtil.setContent(body.getFile(), text.getText(), ElephantContext.getEncoding());
      } catch (IOException ex) {
        Logger.getLogger(ReportComposer.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
  }
 
 
  @Override
  public void doAfterCompose(Component comp) throws Exception {
    super.doAfterCompose(comp);
    to.setValue(new Date());
    from.setValue(new CheckDate(to.getValue()).addMonths(-1).getDate());
    body = (ReportBody) Executions.getCurrent().getAttribute("body");
    execute.setDisabled(body == null);
    if(body.getFile() != null) {
      text.setValue(FileUtil.getContent(body.getFile(), ElephantContext.getEncoding()));
    }
  }
 
  private void updateGrid() {
    body.fill(from.getValue(), to.getValue());
    
    reportgrid.clearColumns();
    reportgrid.clearRows();
       
    // Column labels
    reportgrid.getColumns(true).appendChild(new Column(""));
    for(ReportColumn column : body.getColumns()) {
      reportgrid.getColumns(true).appendChild(new NumericColumn(column.getName()));
    }
 
    if(body.hasValues()) {
      // Row labels and values
      for(ReportRow row : body.getRows()) {
        Row grow = new Row();
        grow.appendChild(new LabelExtended().setString(row.getName()).setCSS("font-weight:bold;"));
        if(row.isSum()) {
          for(ReportColumn column : body.getColumns()) {
            grow.appendChild(new LabelExtended().setCSS("font-weight:bold;")
                    .setFormat("#,##0.00").setDouble(body.getSum(row, column, row.getGroup())));
          }
        } else {
          for(ReportColumn column : body.getColumns()) {
            grow.appendChild(new LabelExtended().setFormat("#,##0.00")
                    .setDouble(body.getValue(row, column)));
          }
        }
        reportgrid.getRows(true).appendChild(grow);
      }
    }
  }
  
}