public Student(Studiengang studiengang, int semester, string vorname, string nachname)
{
Studiengang = studiengang;
Semester = semester;
Vorname = vorname;
Nachname = nachname;
}
public async Task <IActionResult> OnGetAsync(int id)
{
Studiengang = await Context.Studiengang.FirstOrDefaultAsync(m => m.StudiengangId == id);
if (Studiengang == null)
{
return(NotFound());
}
return(Page());
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Studiengang = await _context.Studiengang.FindAsync(id);
if (Studiengang != null)
{
_context.Studiengang.Remove(Studiengang);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnGetAsync(int id)
{
Studiengang = await Context.Studiengang.FirstOrDefaultAsync(
m => m.StudiengangId == id);
if (Studiengang == null)
{
return(NotFound());
}
var isAuthorized = await AuthorizationService.AuthorizeAsync(
User, Studiengang,
ContactOperations.Delete);
if (!isAuthorized.Succeeded)
{
return(Forbid());
}
return(Page());
}
private void lv_studiengang_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (lv_studiengang.SelectedItem is Studiengang selectedStudiengang)
{
studiengang = (Studiengang)selectedStudiengang.Clone();
validationControllerStudiengang.ResetValidAttributes(true);
}
else
{
studiengang = new Studiengang();
}
if (PersonListe.Instance.GetStudentListe().Count > 0)
{
cb_student.IsEnabled = true;
}
btn_reset.IsEnabled = false;
btn_new.IsEnabled = true;
btn_del.IsEnabled = true;
btn_save.IsEnabled = false;
tb_studiengang.Text = studiengang.Name;
tb_abschluss.Text = studiengang.Abschluss.Name;
tb_ects.Text = studiengang.ECTS.ToString();
tb_semester.Text = "";
dp_startdatum.Text = "";
dp_endedatum.Text = "";
btn_add_semester.IsEnabled = false;
validationControllerSemester.ResetValidAttributes(false);
lv_semester.ItemsSource = studiengang.SemesterListe;
lv_semester.SelectedIndex = 0;
lv_student.ItemsSource = studiengang.StudentListe;
lv_student.SelectedIndex = 0;
}
