public async Task <IActionResult> Edit(string id, [Bind("NhMa,NhNamhoc")] Namhoc namhoc)
{
if (id != namhoc.NhMa)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(namhoc);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!NamhocExists(namhoc.NhMa))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(namhoc));
}
public IActionResult Delete(int id)
{
try
{
Namhoc nh = db.Namhoc.Find(id);
if (nh != null)
{
if (db.Congviec.Where(x => x.Manamhoc == nh.Manamhoc).Count() > 0 || db.Khenthuong.Where(a => a.Manamhoc == nh.Manamhoc).Count() > 0 || db.Danhgia.Where(y => y.Manamhoc == nh.Manamhoc).Count() > 0)
{
return(BadRequest());
}
else
{
db.Namhoc.Remove(nh);
db.SaveChanges();
return(Ok());
}
}
else
{
return(BadRequest());
}
}
catch
{
throw;
}
}
public async Task <IActionResult> Create([Bind("NhMa,NhNamhoc")] Namhoc namhoc)
{
if (ModelState.IsValid)
{
_context.Add(namhoc);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(namhoc));
}
public int Edit(Namhoc nh)
{
try
{
db.Entry(nh).State = EntityState.Modified;
db.SaveChanges();
return(1);
}
catch
{
throw;
}
}
public int Create([FromBody] Namhoc nh)
{
db.Namhoc.Add(nh);
try
{
if (ModelState.IsValid)
{
db.SaveChanges();
}
return(1);
}
catch (DbUpdateException)
{
throw;
}
}