public void UpdateSubject()
{
if (SelectedSubject != null)
{
var output_chair = Subject.ValidateName(Name);
if (!output_chair.IsSuccess)
{
MessageBox.Show(output_chair.AllErrors, "Warning!", MessageBoxButton.OK, MessageBoxImage.Error);
}
else
{
SelectedSubject.Name = Name;
var res_save = SelectedSubject.Save();
if (!res_save.IsSuccess)
{
MessageBox.Show(res_save.AllErrors, "Warning!", MessageBoxButton.OK, MessageBoxImage.Error);
}
else
{
GetSubjects();
ClearSubject();
}
}
}
}
