/// <summary>
/// Creates the dynamic attendance grid columns.
/// </summary>
/// <param name="groupBy">The group by.</param>
private void CreateDynamicAttendanceGridColumns()
{
//ChartGroupBy groupBy = hfGroupBy.Value.ConvertToEnumOrNull<ChartGroupBy>() ?? ChartGroupBy.Week;
ChartGroupBy groupBy = ChartGroupBy.Week;
// Ensure the columns for the Attendance Checkmarks are there
var attendanceSummaryFields = gAttendeesAttendance.Columns.OfType <BoolFromArrayField <DateTime> >().Where(a => a.DataField == "AttendanceSummary").ToList();
var existingSummaryDates = attendanceSummaryFields.Select(a => a.ArrayKey).ToList();
if (existingSummaryDates.Any(a => !_possibleAttendances.Contains(a)) || _possibleAttendances.Any(a => !existingSummaryDates.Contains(a)))
{
foreach (var oldField in attendanceSummaryFields.Reverse <BoolFromArrayField <DateTime> >())
{
// remove all these fields if they have changed
gAttendeesAttendance.Columns.Remove(oldField);
}
// limit to 520 checkmark columns so that we don't blow up the server (just in case they select every week for the last 100 years or something).
var maxColumns = 520;
foreach (var summaryDate in _possibleAttendances.Take(maxColumns))
{
var boolFromArrayField = new BoolFromArrayField <DateTime>();
boolFromArrayField.ArrayKey = summaryDate;
boolFromArrayField.DataField = "AttendanceSummary";
switch (groupBy)
{
case ChartGroupBy.Year:
boolFromArrayField.HeaderText = summaryDate.ToString("yyyy");
break;
case ChartGroupBy.Month:
boolFromArrayField.HeaderText = summaryDate.ToString("MMM yyyy");
break;
case ChartGroupBy.Week:
boolFromArrayField.HeaderText = summaryDate.ToString("M/d/yy");
break;
default:
// shouldn't happen
boolFromArrayField.HeaderText = summaryDate.ToString();
break;
}
gAttendeesAttendance.Columns.Add(boolFromArrayField);
}
}
}
/// <summary>
/// Creates the dynamic attendance grid columns.
/// </summary>
/// <param name="groupBy">The group by.</param>
private void CreateDynamicAttendanceGridColumns()
{
ChartGroupBy groupBy = hfGroupBy.Value.ConvertToEnumOrNull<ChartGroupBy>() ?? ChartGroupBy.Week;
// Ensure the columns for the Attendance Checkmarks are there
var attendanceSummaryFields = gAttendeesAttendance.Columns.OfType<BoolFromArrayField<DateTime>>().Where( a => a.DataField == "AttendanceSummary" ).ToList();
var existingSummaryDates = attendanceSummaryFields.Select( a => a.ArrayKey ).ToList();
if ( existingSummaryDates.Any( a => !_possibleAttendances.Contains( a ) ) || _possibleAttendances.Any( a => !existingSummaryDates.Contains( a ) ) )
{
foreach ( var oldField in attendanceSummaryFields.Reverse<BoolFromArrayField<DateTime>>() )
{
// remove all these fields if they have changed
gAttendeesAttendance.Columns.Remove( oldField );
}
// limit to 520 checkmark columns so that we don't blow up the server (just in case they select every week for the last 100 years or something).
var maxColumns = 520;
foreach ( var summaryDate in _possibleAttendances.Take( maxColumns ) )
{
var boolFromArrayField = new BoolFromArrayField<DateTime>();
boolFromArrayField.ArrayKey = summaryDate;
boolFromArrayField.DataField = "AttendanceSummary";
switch ( groupBy )
{
case ChartGroupBy.Year:
boolFromArrayField.HeaderText = summaryDate.ToString( "yyyy" );
break;
case ChartGroupBy.Month:
boolFromArrayField.HeaderText = summaryDate.ToString( "MMM yyyy" );
break;
case ChartGroupBy.Week:
boolFromArrayField.HeaderText = summaryDate.ToShortDateString();
break;
default:
// shouldn't happen
boolFromArrayField.HeaderText = summaryDate.ToString();
break;
}
gAttendeesAttendance.Columns.Add( boolFromArrayField );
}
}
}
