public async Task <IActionResult> Edit(int id, [Bind("CauHoiId,ThiId,Ten")] CauHoiThi cauHoiThi)
{
if (id != cauHoiThi.CauHoiId)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(cauHoiThi);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CauHoiThiExists(cauHoiThi.CauHoiId))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
ViewData["CauHoiId"] = new SelectList(_context.CauHoi, "Id", "Id", cauHoiThi.CauHoiId);
ViewData["ThiId"] = new SelectList(_context.This, "Id", "Ten", cauHoiThi.ThiId);
return(View(cauHoiThi));
}
private void load_cauhoi()
{
CauHoiThi ch = bll.getCauHoi(socauhoi);
lb_cauhoi.Text = ch.noidung;
rb_A.Text = ch.dapanA;
rb_B.Text = ch.dapanB;
rb_C.Text = ch.dapanC;
rb_D.Text = ch.dapanD;
if (ch.choice != null)
{
if (ch.choice.Trim() == "A")
{
rb_A.Checked = true;
}
else if (ch.choice.Trim() == "B")
{
rb_B.Checked = true;
}
else if (ch.choice.Trim() == "C")
{
rb_C.Checked = true;
}
else if (ch.choice.Trim() == "D")
{
rb_D.Checked = true;
}
}
}
public async Task <IActionResult> Create([Bind("CauHoiId,ThiId,Ten")] CauHoiThi cauHoiThi)
{
if (ModelState.IsValid)
{
_context.Add(cauHoiThi);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["CauHoiId"] = new SelectList(_context.CauHoi, "Id", "Ten");
ViewData["ThiId"] = new SelectList(_context.This, "Id", "Ten");
return(View(cauHoiThi));
}
public CauHoiThi getCH(int socauhoi)
{
CauHoiThi ch = new CauHoiThi();
var c = db.CauHois.Where(p => p.MaCH == socauhoi).Select(p => p);
foreach (var i in c)
{
ch.id_cauhoi = i.MaCH;
ch.noidung = i.NoiDung;
ch.dapanA = i.DapanA;
ch.dapanB = i.DapanB;
ch.dapanC = i.DapanC;
ch.dapanD = i.DapanD;
ch.dapanDung = i.DapanDung;
ch.choice = i.Choice;
}
return(ch);
}
