public async Task FillSubAves()
{
SubAves.Clear();
List <Subject> subjects = await db.GetListOf <Subject>();
List <Mark> marks = await db.GetListOf <Mark>();
foreach (var subject in subjects)
{
List <Mark> MarksToCalculate = new List <Mark>();
foreach (var mark in marks)
{
if (mark.SubjectID == subject.ID)
{
MarksToCalculate.Add(mark);
}
}
SubAves.Add(new SubjectAverage {
Name = subject.Name, Average = calculator.calculate(MarksToCalculate).ToString("#,##0.00")
});
}
}
private async Task FillPicker()
{
subjectPicker.ItemsSource = await db.GetListOf <Subject>();
}
public async void FillSubjects()
{
List <Subject> subjects = await db.GetListOf <Subject>();
listviewSubjects.ItemsSource = subjects;
}
