private void RefreshSelection()
{
SelectionOptions.Clear();
SelectionOptions.Add("--All Cons Together--");
foreach (var con in ComicCons.Select(c => c.EventName).Distinct())
{
SelectionOptions.Add(con.ToString());
}
}
public void FilterList(string filter)
{
ComicCons.Clear();
var filteredList = BaseList.Where(c => c.EventName.ToLower().Contains(filter.ToLower())).ToList();
foreach (var con in filteredList)
{
ComicCons.Add(con);
}
RefreshSelection();
}
public void UpdateMath(string eventName)
{
if (eventName == "--All Cons Together--")
{
var attendanceRecords = ComicCons.Select(c => c.Attendance).ToList();
DoTheMaths(attendanceRecords);
}
else
{
var attendanceRecords = ComicCons.Where(c => c.EventName == eventName).Select(c => c.Attendance).ToList();
DoTheMaths(attendanceRecords);
}
}
private async Task DeleteCon(ComicCon con)
{
ComicCons.Remove(con);
await App.Database.DeleteItemAsync(con);
}
