public async Task <ActionResult <Nhomsach> > PostNhomsach(Nhomsach nhomsach)
{
nhomsach.Soluongcon = nhomsach.Soluong;
_context.Nhomsach.Add(nhomsach);
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateException)
{
if (NhomsachExists(nhomsach.Manhomsach))
{
return(Conflict());
}
else
{
throw;
}
}
for (int i = 0; i < nhomsach.Soluong; i++)
{
Sach _sach = new Sach();
_sach.Masach = (string)nhomsach.Manhomsach + i;
_sach.Manhomsach = nhomsach.Manhomsach;
_sach.Tinhtrangsach = true;
_context.Sach.Add(_sach);
}
await _context.SaveChangesAsync();
return(Ok());
//return CreatedAtAction("GetNhomsach", new { id = nhomsach.Manhomsach }, nhomsach);
}
public async Task <IActionResult> PutNhomsach(string id, Nhomsach nhomsach)
{
if (id != nhomsach.Manhomsach)
{
return(BadRequest());
}
if (nhomsach.Soluong < nhomsach.Soluongcon)
{
return(BadRequest());
}
//tang so luong sach cua nhom sach (nhomsach.soluong)
var nhomsachCu = await _context.Nhomsach.FindAsync(nhomsach.Manhomsach);
if (nhomsach.Soluong > nhomsachCu.Soluong)
{
var j = nhomsach.Soluong;
for (int i = nhomsachCu.Soluong; i < j; i++)
{
if (_context.Sach.Any(e => e.Masach == (nhomsach.Manhomsach + i)))
{
j++;
continue;
}
Sach _sach = new Sach();
_sach.Masach = (string)nhomsach.Manhomsach + i;
_sach.Manhomsach = nhomsach.Manhomsach;
_sach.Tinhtrangsach = true;
_context.Sach.Add(_sach);
}
nhomsach.Soluongcon = nhomsachCu.Soluongcon + (nhomsach.Soluong - nhomsachCu.Soluong);
}
_context.Entry(nhomsachCu).State = EntityState.Detached;
_context.Entry(nhomsach).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!NhomsachExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
