private void AddStudentHandler(object sender, Structures.Student nStudent)
{
var source = DataGrid.ItemsSource as ObservableCollection <Structures.Student>;
source.Add(nStudent);
DAL.StudentDBService.AddToDB(nStudent);
}
private void UpdateStudentHandler(object sender, Structures.Student uStudent)
{
var source = DataGrid.ItemsSource as ObservableCollection <Structures.Student>;
var index = source.ToList().FindIndex(s => s.id == uStudent.id);
var toUpdate = source[index];
toUpdate.FirstName = uStudent.FirstName;
toUpdate.LastName = uStudent.LastName;
toUpdate.IndexNumber = uStudent.IndexNumber;
DataGrid.Items.Refresh();
DAL.StudentDBService.UpdateDB(uStudent);
}