public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Attach(GlobalVar).State = EntityState.Modified;
await _context.SaveChangesAsync();
return(RedirectToPage("ManageSystem"));
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Student = await _context.Student.FirstOrDefaultAsync(m => m.ID == id);
Seat = await _context.Seat.FirstOrDefaultAsync(s => s.Student.ID == id);
Seat.Student = new Models.Student();
if (Student != null)
{
_context.Attach(Seat).State = EntityState.Modified;
_context.Student.Remove(Student);
await _context.SaveChangesAsync();
}
return(RedirectToPage("Sessions"));
}
