SummaryDialogController.java

/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.platform.dataaccess.datasource.wizard.controllers;

import org.pentaho.platform.dataaccess.datasource.wizard.IDatasourceSummary;
import org.pentaho.ui.xul.XulServiceCallback;
import org.pentaho.ui.xul.binding.BindingFactory;
import org.pentaho.ui.xul.components.XulLabel;
import org.pentaho.ui.xul.containers.XulDialog;
import org.pentaho.ui.xul.containers.XulExpandPanel;
import org.pentaho.ui.xul.containers.XulVbox;
import org.pentaho.ui.xul.gwt.tags.GwtRadioGroup;
import org.pentaho.ui.xul.impl.AbstractXulEventHandler;
import org.pentaho.ui.xul.stereotype.Bindable;

/**
 * User: nbaker Date: 3/22/11
 */
public class SummaryDialogController extends AbstractXulEventHandler {

  private XulDialog wizardDialog;

  private GwtRadioGroup modelerDecision;

  private XulExpandPanel errorLogExpander;

  private XulDialog summaryDialog;
  private XulLabel summaryDialogRowsLoaded;
  private XulVbox showModelerCheckboxHider;
  private XulLabel summaryDialogDetails;
  private IDatasourceSummary summary;
  private XulServiceCallback<IDatasourceSummary> callback;

  @Override
  public String getName() {
    return "summaryDialog";
  }

  public void init() {
    wizardDialog = (XulDialog) document.getElementById( "main_wizard_window" );
    modelerDecision = (GwtRadioGroup) document.getElementById( "modelerDecision" );
    errorLogExpander = (XulExpandPanel) document.getElementById( "errorLogExpander" );
    showModelerCheckboxHider = (XulVbox) document.getElementById( "showModelerCheckboxHider" );

    summaryDialog = (XulDialog) document.getElementById( "summaryDialog" );
    summaryDialogRowsLoaded = (XulLabel) document.getElementById( "summaryDialogRowsLoaded" );
    summaryDialogDetails = (XulLabel) document.getElementById( "summaryDialogDetails" );
  }

  public void showSummaryDialog( IDatasourceSummary stats, XulServiceCallback<IDatasourceSummary> callback ) {
    showSummaryDialog( stats, true, callback );
  }

  public void showSummaryDialog( IDatasourceSummary stats, boolean showModelerDecision,
                                 XulServiceCallback<IDatasourceSummary> callback ) {
    summary = stats;
    this.callback = callback;

    wizardDialog.hide();

    errorLogExpander.setExpanded( false );
    modelerDecision.setValue( "DEFAULT" );

    // only show csv related stuff if it is a csv data source (it will have stats)
    if ( stats != null && stats.getErrorCount() > 0 ) {
      long errors = stats.getErrorCount();
      long total = stats.getTotalRecords() > 0 ? stats.getTotalRecords() : errors;

      long successRows = total > errors ? total - errors : 0;

      summaryDialogRowsLoaded.setValue( MessageHandler
        .getString( "summaryDialog.rowsLoaded", String.valueOf( successRows ), String.valueOf( total ) ) );
      String lf = "\n";
      if ( errors > 0 ) {
        StringBuilder detailMsg = new StringBuilder();
        for ( String error : stats.getErrors() ) {
          detailMsg.append( error );
          detailMsg.append( lf );
        }
        summaryDialogDetails.setValue( detailMsg.toString() );
        errorLogExpander.setVisible( true );
      } else {
        summaryDialogDetails.setValue( "" );
        errorLogExpander.setVisible( false );
      }

    } else {
      summaryDialogRowsLoaded.setValue( MessageHandler.getString( "summaryDialog.generalSuccess" ) );
      errorLogExpander.setVisible( false );
    }

    //TODO: handle modeler checkbox visibility
    //showModelerCheckboxHider.setVisible(!datasourceModel.getGuiStateModel().isEditing());
    showModelerCheckboxHider.setVisible( showModelerDecision );
    MessageHandler.getInstance().closeWaitingDialog();
    summaryDialog.show();
  }

  @Bindable
  public void closeSummaryDialog() {
    summaryDialog.hide();
    boolean editModeler = modelerDecision.getValue() != null && modelerDecision.getValue().equals( "EDIT" );
    if ( editModeler ) {
      MessageHandler.getInstance().showWaitingDialog( MessageHandler.getString( MessageHandler.MSG_OPENING_MODELER ) );
      summary.setShowModeler( true );
    } else {
      MessageHandler.getInstance().showWaitingDialog( MessageHandler.getString( MessageHandler.MSG_GENERAL_WAIT ) );
      summary.setShowModeler( false );
    }

    errorLogExpander.setExpanded( false );
    this.callback.success( summary );
  }

  public void setBindingFactory( BindingFactory bindingFactory ) {
  }
}