package org.pentaho.pac.client.scheduler;

import java.util.List;

import org.pentaho.pac.client.common.util.StringUtils;

import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;

public class SchedulesListController {

  private static int NUM_COLUMNS = 4;
  private SchedulesListCtrl schedulesListCtrl = null;
  
  public SchedulesListController( SchedulesListCtrl schedulesListCtrl ) {
    assert (null != schedulesListCtrl ) : "schedulesListCtrl cannot be null.";
    this.schedulesListCtrl = schedulesListCtrl;
  }
  
  public void updateSchedulesTable( List<Schedule> scheduleList )
  {
    schedulesListCtrl.removeAll();
    if ( scheduleList.size() > 0 ) {
      for ( int scheduleIdx=0; scheduleIdx< scheduleList.size(); ++scheduleIdx ) {
        Schedule schedule = scheduleList.get( scheduleIdx );
  
        Widget[] widgets = new Widget[ NUM_COLUMNS ];

        // column 0 
        VerticalPanel vp = new VerticalPanel();
        vp.setStyleName( "schedulesTableCellTable" ); //$NON-NLS-1$
        vp.add( new Label( schedule.getTriggerName()) );
        vp.add( new Label( schedule.getTriggerGroup() ) );
        widgets[ 0 ] = vp;

        // column 1
        Label l = new Label();
        String txt = StringUtils.defaultString( schedule.getDescription(),
            "<span>&nbsp;</span>" ); //$NON-NLS-1$
        l.getElement().setInnerHTML( txt );
        widgets[ 1 ] = l;

        // column 2 
        vp = new VerticalPanel();
        vp.setStyleName( "schedulesTableCellTable" ); //$NON-NLS-1$
        vp.add( new Label( schedule.getPrevFireTime() ) );
        vp.add( new Label( schedule.getNextFireTime() ) );
        // TODO remove next line, only for debug
        vp.add( new Label( schedule.getCronString()) );
        widgets[ 2 ] = vp;

        // column 3 
        l = new Label();
        txt = StringUtils.defaultString( schedule.getTriggerState(),
            "<span>&nbsp;</span>" ); //$NON-NLS-1$
        l.getElement().setInnerHTML( txt );
        widgets[ 3 ] = l;

        schedulesListCtrl.addRow( widgets, schedule );
      }
    } else {
      showNoScheduledSchedulesRow();
    }
  }
  
  private void showNoScheduledSchedulesRow()
  {
//    schedulesTable.setHTML( FIRST_ROW, 0, MSGS.noSchedules() );
//    schedulesTable.setHTML( FIRST_ROW, 1, "&nbsp;" ); //$NON-NLS-1$
//    schedulesTable.setHTML( FIRST_ROW, 2, "&nbsp;" ); //$NON-NLS-1$
//    schedulesTable.setHTML( FIRST_ROW, 3, "&nbsp;" ); //$NON-NLS-1$
//    schedulesTable.setHTML( FIRST_ROW, 4, "&nbsp;" ); //$NON-NLS-1$
//    schedulesTable.setHTML( FIRST_ROW, 5, "&nbsp;" ); //$NON-NLS-1$
  }
}