public ActionResult Create(CauHoi collection)
{
try
{
// TODO: Add insert logic here
if (ModelState.IsValid)
{
byte[] imageData = null;
if (Request.Files.Count > 0)
{
HttpPostedFileBase poImgFile = Request.Files["fileim"];
using (var binary = new BinaryReader(poImgFile.InputStream))
{
imageData = binary.ReadBytes(poImgFile.ContentLength);
}
}
collection.Picture = imageData;
var qz = new CauHoiDAO();
int id = qz.Insert(collection);
if (id > 0)
{
return(RedirectToAction("Index", "CauHoi"));
}
else
{
ModelState.AddModelError("", "Thêm thất bại");
}
}
return(RedirectToAction("Index"));
}
catch
{
return(View());
}
}
private void LoadDSCH()
{
dgvDSCauHoi.DataBindings.Clear();
foreach (DataGridViewRow item in dgvDSCauHoi.Rows)
{
var cell = item.Cells["Chon"] as DataGridViewCheckBoxCell;
cell.Value = cell.FalseValue;
}
bindingDSCH.DataSource = _cauHoiRepository.FindAll();
dgvDSCauHoi.DataSource = bindingDSCH;
if (dgvDeThi.SelectedRows.Count <= 0)
{
return;
}
string maDT = dgvDeThi.SelectedRows[0].Cells["MaDT"].Value.ToString();
List <DeThi_CauHoi> dt_ch = _dt_chRepository.FindByCondition(p => p.MaDT.Equals(maDT)).ToList();
foreach (DataGridViewRow item in dgvDSCauHoi.Rows)
{
string cauhoi = item.Cells["DeThiCauHoi"].Value.ToString();
CauHoi idCauHoi = _cauHoiRepository.FindByCondition(p => p.CauHoiDeBai.Equals(cauhoi)).Single();
foreach (DeThi_CauHoi j in dt_ch)
{
if (idCauHoi.IDCauHoi.Equals(j.IDCauHoi))
{
var cell = item.Cells["Chon"] as DataGridViewCheckBoxCell;
cell.Value = cell.TrueValue;
}
}
}
}
public static bool ThemCauHoi(CauHoi ch)
{
bool flag = true;
using (var qlch = new QuanLyThiTracNghiemDataContext())
{
var query = qlch.CauHois.Where(c => c.MaCauHoi == ch.MaCauHoi).SingleOrDefault();
if (query != null)
{
flag = false;
}
else
{
qlch.CauHois.InsertOnSubmit(ch);
try
{
qlch.SubmitChanges();
}
catch (Exception)
{
flag = false;
}
}
}
return(flag);
}
private void btnTu2ChuyenQua1_Click(object sender, EventArgs e)
{
if (listDanhSachCauHoiTheoKhoi.CheckedItems.Count == 0)
{
MessageBox.Show("Bạn phải chọn để có câu hỏi thay đổi", "Thông báo ", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
List <CauHoi> temp123 = new List <CauHoi>();
for (int i = 0; i < listDanhSachCauHoiTheoKhoi.CheckedItems.Count; i++)
{
CauHoi cauHoi = cauHoiBUS_HT.GetOneCauHoi(Int32.Parse(listDanhSachCauHoiTheoKhoi.CheckedItems[i].Text));
if (cauHoi == null)
{
continue;
}
int temp = cauHoiTrongDeNaoDAO.InsertDeVaCauHoi(CauHoiTrongDeNao.MaDe, cauHoi.MaCauHoi, CauHoiTrongDeNao.MaKhoi);
if (temp == 4)
{
MessageBox.Show("Đã tồn tại những câu hỏi này trong mã đề và mã khối.", "Thông báo lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
temp123.Add(cauHoi);
}
foreach (var temp in temp123)
{
CauHoiTrongDeNao.listCauHoiOnMaDe.Add(temp);
}
this.LoadDanhSachCauHoi();
this.LoadDanhSachCauHoi2();
}
public ActionResult TuVan(int?pape, FormCollection colection)
{
List <tuvan> tv = laytuvan();
int SoSP = 9;
int SoTrang = (pape ?? 1);
if (Session["TaiKhoan"] == null)
{
ViewBag.ThongBao = "Bạn phải đăng nhập để gửi thư";
return(View(tv.ToPagedList(SoTrang, SoSP)));
}
else
{
string cauhoi = colection["cauhoi"];
if (cauhoi == "")
{
ViewBag.ThongBao = "Hãy nhập câu hỏi";
return(View(tv.ToPagedList(SoTrang, SoSP)));
}
else
{
KhachHang kh = (KhachHang)Session["TaiKhoan"];
CauHoi c = new CauHoi();
c.MaKH = kh.MaKH;
c.NoiDung = cauhoi;
c.TraLoi = 0;
data.CauHois.InsertOnSubmit(c);
data.SubmitChanges();
tv = laytuvan();
return(View(tv.ToPagedList(SoTrang, SoSP)));
}
}
return(View(tv.ToPagedList(SoTrang, SoSP)));
}
public CauHoi GetOneCauHoi(int MaCauHoi)
{
/*
* Kiếm câu hỏi thông qua mã câu hỏi
* Nếu không tìm thấy mã câu hỏi -> trả về null
* Nếu tìm thấy câu hỏi -> trả về câu hỏi
*/
using (DataContextDataContext DB = new DataContextDataContext())
{
CauHoi cauHoi = new CauHoi();
var findCauHoi = from cau in DB.CauHois
where cau.MaCauHoi == MaCauHoi
select cau;
if (findCauHoi.Count() == 0)
{
return(null);
}
foreach (var mem in findCauHoi)
{
cauHoi.MaCauHoi = mem.MaCauHoi;
cauHoi.CauA = mem.CauA;
cauHoi.CauB = mem.CauB;
cauHoi.CauC = mem.CauC;
cauHoi.CauD = mem.CauD;
cauHoi.CauDung = mem.CauDung;
cauHoi.DoKho1 = mem.DoKho1;
cauHoi.Khoi = mem.Khoi;
cauHoi.NoiDung = mem.NoiDung;
}
return(cauHoi);
}
}
public void NapCauHoi(List <CauHoi> dsCauHoi, int index)
{
txtAwsA.Visibility = Visibility.Visible;
txtAwsB.Visibility = Visibility.Visible;
txtAwsC.Visibility = Visibility.Visible;
txtAwsD.Visibility = Visibility.Visible;
if (dsCauHoi.Count > index)
{
ClearDapAn();
CauHoi cauHoi = dsCauHoi[index];
txtContentQes.Text = cauHoi.NoiDung;
txtAwsA.Text = "A. " + cauHoi.DanhSachDapAn[0].NoiDung;
txtAwsB.Text = "B. " + cauHoi.DanhSachDapAn[1].NoiDung;
txtAwsC.Text = "C. " + cauHoi.DanhSachDapAn[2].NoiDung;
txtAwsD.Text = "D. " + cauHoi.DanhSachDapAn[3].NoiDung;
grQuest.Header = "Câu số " + (index + 1);
isChoose = "";
awsTrue = cauHoi.DanhSachDapAn[0].IsTrue ? "A" : cauHoi.DanhSachDapAn[1].IsTrue ? "B" : cauHoi.DanhSachDapAn[2].IsTrue ? "C" : "D";
awsTrueint = cauHoi.DanhSachDapAn[0].IsTrue ? 1 : cauHoi.DanhSachDapAn[1].IsTrue ? 2 : cauHoi.DanhSachDapAn[2].IsTrue ? 3 : 4;
}
foreach (var item in Levels)
{
item.Background = "";
}
if (index > 0)
{
Levels[Levels.Count - index - 1].Background = "Image/bg_btn_red.png";
}
else
{
Levels[Levels.Count - 1].Background = "Image/bg_btn_red.png";
}
dataContext.ItemsSource = null;
dataContext.ItemsSource = Levels;
}
public async Task <IActionResult> Edit(int id, [Bind("IDBlog,TieuDe,HinhAnh,TomTat,NoiDung,IDLoai,IDNguoiTao,NgayTao,NgayDuyet,View,IDNguoiDuyet,TrangThai")] CauHoi cauHoi)
{
if (id != cauHoi.IDBlog)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(cauHoi);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CauHoiExists(cauHoi.IDBlog))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
ViewData["IDLoai"] = new SelectList(_context.Loais, "IDLoai", "IDLoai", cauHoi.IDLoai);
return(View(cauHoi));
}
public CauHoiResponse(CauHoi cauHoi, List <DapAnResponse> dapAn)
{
Id = cauHoi.Id;
NoiDung = cauHoi.NoiDung;
NhieuDapAn = cauHoi.NhieuDapAn;
DsDapAn = dapAn;
}
// GET: Admin/CauHoiManagement/Edit/5
public ActionResult Edit(int id)
{
CauHoi cauHoi = cauHoiRepository.GetById(id);
ViewBag.MonHocID = new SelectList(monHocRepository.GetAll(), "MonHocID", "TenMH", cauHoi.MonHocID);
return(View(cauHoi));
}
public IEnumerable <CauHoi> Get_cauhoitheodieukien(string tenmonhoc, string tenchude)
{
string mamonhoc = "";
string machude = "";
SqlConnection conn = DataProvider.Connect();
conn.Open();
StringBuilder sQuery = new StringBuilder();
sQuery.Append("select CD.MaMonHoc, CD.MaCD ");
sQuery.Append("FROM ChuDe CD ");
sQuery.Append("inner join MonHoc MH on CD.MaMonHoc = MH.MaMonHoc ");
sQuery.AppendFormat("WHERE MH.TenMonHoc = N'{0}' AND CD.TenCD = N'{1}'", tenmonhoc, tenchude);
SqlCommand com = new SqlCommand(sQuery.ToString(), conn);
SqlDataReader dr = com.ExecuteReader();
while (dr.Read())
{
mamonhoc = dr.GetString(0);
machude = dr.GetString(1);
}
conn.Close();
List <CauHoi> Dsachcauhoi_monhoc_chude = CauHoi.DsachCauhoi_theodieukien(mamonhoc, machude);
return(Dsachcauhoi_monhoc_chude);
}
public IHttpActionResult PutCauHoi(int id, CauHoi cauHoi)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != cauHoi.IDCauHoi)
{
return(BadRequest());
}
db.Entry(cauHoi).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!CauHoiExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(StatusCode(HttpStatusCode.NoContent));
}
public ActionResult EditQuestion(CauHoi qGet)
{
List <Category> list = db.Categories.ToList();
ViewBag.List = new SelectList(list, "ID_Category", "TênCategory");
var qList = db.CauHois.Where(model => model.IDCauHoi == qGet.IDCauHoi).FirstOrDefault();
qList.IDCauHoi = qGet.IDCauHoi;
qList.CauHoi1 = qGet.CauHoi1;
qList.A = qGet.A;
qList.B = qGet.B;
qList.C = qGet.C;
qList.D = qGet.D;
qList.DanAnDung = qGet.DanAnDung;
db.SaveChanges();
return(RedirectToAction("Index"));
}
public async Task <ActionResult <CauHoi> > PostCauHoi(CauHoi cauHoi)
{
_context.CauHois.Add(cauHoi);
await _context.SaveChangesAsync();
return(CreatedAtAction("GetCauHoi", new { id = cauHoi.IDBlog }, cauHoi));
}
public async Task <IActionResult> Edit(int id, [Bind("Id,Ten,CauTraLoi1,CauTraLoi2,CauTraLoi3,CauTraLoi4,TheLoaiId")] CauHoi cauHoi)
{
if (id != cauHoi.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(cauHoi);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CauHoiExists(cauHoi.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
ViewData["TheLoaiId"] = new SelectList(_context.TheLoais, "Id", "Id", cauHoi.TheLoaiId);
return(View(cauHoi));
}
public ActionResult Update(CauHoiModel cauhoi)
{
using (ELearningDB db = new ELearningDB())
{
if (ModelState.IsValid)
{
TimeZoneInfo date = TimeZoneInfo.FindSystemTimeZoneById("SE Asia Standard Time");
DateTime utc = DateTime.UtcNow;
DateTime now = TimeZoneInfo.ConvertTimeFromUtc(utc, date);
CauHoi ch = db.CauHois.Find(cauhoi.MaCauHoi);
ch.NoiDung = cauhoi.NoiDung;
ch.BieuThuc = cauhoi.BieuThuc;
ch.CauA = cauhoi.CauA;
ch.BieuThucA = cauhoi.BieuThucA;
ch.CauB = cauhoi.CauB;
ch.BieuThucB = cauhoi.BieuThucB;
ch.CauC = cauhoi.CauC;
ch.BieuThucC = cauhoi.BieuThucC;
ch.CauD = cauhoi.CauD;
ch.BieuThucD = cauhoi.BieuThucD;
ch.DapAn = cauhoi.DapAn;
ch.DoKho = cauhoi.DoKho;
ch.ChuongID = cauhoi.ChuongID;
ch.NgaySua = now;
db.SaveChanges();
return(RedirectToAction("CauHoi", "CauHoi", new { id = ch.MaMonHoc }));
}
return(View(cauhoi));
}
}
// GET: Admin/CauHoiManagement/Delete/5
public ActionResult Delete(int id)
{
CauHoi entity = cauHoiRepository.GetById(id);
cauHoiRepository.Delete(entity);
return(RedirectToAction("Index"));
}
private void btnAddDeThi_Click(object sender, EventArgs e)
{
for (int i = 0; i < listCauHoiDuaTrenKhoi.CheckedItems.Count; i++)
{
CauHoi cauHoi = new CauHoi();
cauHoi = cauHoiBUS_HT.GetOneCauHoi(Int32.Parse(listCauHoiDuaTrenKhoi.CheckedItems[i].Text));
cauHoisThemVaoDe.Add(cauHoi);
}
foreach (var mem in cauHoisThemVaoDe)
{
foreach (var mem2 in cauHoisThemVaoDe)
{
if (mem.MaKhoi != mem2.MaKhoi)
{
cauHoisThemVaoDe.Clear();
MessageBox.Show("loi");
return;
}
}
}
AdDeThi adDeThi = new AdDeThi(cauHoisThemVaoDe);
adDeThi.ShowDialog();
}
public List <CauHoi> getAllCauHoiCauHoiOnMaKhoi(int MaKhoi)
{
/*
* Lấy ra danh sách câu hỏi trả về list
*/
using (DataContextDataContext DB = new DataContextDataContext())
{
List <CauHoi> cauHois = new List <CauHoi>();
var cauhois = from cauHoi in DB.CauHois
where cauHoi.HocSinhDongGop == false && cauHoi.MaKhoi == MaKhoi
select cauHoi;
foreach (var cauhoi in cauhois)
{
CauHoi temp = new CauHoi();
temp.MaCauHoi = cauhoi.MaCauHoi;
temp.NoiDung = cauhoi.NoiDung;
temp.CauA = cauhoi.CauA;
temp.CauB = cauhoi.CauB;
temp.CauC = cauhoi.CauC;
temp.CauD = cauhoi.CauD;
temp.CauDung = cauhoi.CauDung;
temp.DoKho1 = cauhoi.DoKho1;
temp.Khoi = cauhoi.Khoi;
cauHois.Add(temp);
}
return(cauHois);
}
}
private void btnSave_Click(object sender, EventArgs e)
{
CauHoi question = (from c in db.CauHois
where c.ID == int.Parse(lbIDCauHoi.Text)
select c).SingleOrDefault();
question.CauHoi1 = txtCauHoi.Text;
question.DapAn_A = txtA.Text;
question.DapAn_B = txtB.Text;
question.DapAn_C = txtC.Text;
question.DapAn_D = txtD.Text;
question.DapAnDung = char.Parse(cbDADung.SelectedValue.ToString());
question.Khoi = int.Parse(cbKhoi.SelectedValue.ToString());
question.DoKho = cbDoKho.SelectedValue.ToString();
question.MaMH = cbMaMH.SelectedValue.ToString();
try
{
db.SubmitChanges();
MessageBox.Show("Lưu thành công");
}
catch
{
MessageBox.Show("Lưu thất bại");
}
}
public async Task <IActionResult> Create([Bind("IDBlog,TieuDe,HinhAnh,TomTat,NoiDung,IDLoai,IDNguoiTao,NgayTao,NgayDuyet,View,IDNguoiDuyet,TrangThai")] CauHoi cauhoi, IFormFile ful)
{
if (ModelState.IsValid)
{
_context.Add(cauhoi);
await _context.SaveChangesAsync();
var parth = Path.Combine(Directory.GetCurrentDirectory(), "wwwroot/cauhoi", cauhoi.IDBlog + "." +
ful.FileName.Split(".")[ful.FileName.Split(".").Length - 1]);
using (var stream = new FileStream(parth, FileMode.Create))
{
await ful.CopyToAsync(stream);
}
cauhoi.HinhAnh = cauhoi.IDBlog + "." + ful.FileName.Split(".")[ful.FileName.Split(".").Length - 1];
_context.Update(cauhoi);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["IDLoai"] = new SelectList(_context.Loais, "IDLoai", "TieuDe", cauhoi.IDLoai);
return(View(cauhoi));
}
// event chọn câu hỏi
private void LvLoadCauHoi_SelectedIndexChanged(object sender, EventArgs e)
{
if (lvLoadCauHoi.SelectedIndices.Count > 0)
{
lvDapAn.Items.Clear();
int stt = int.Parse(lvLoadCauHoi.SelectedItems[0].SubItems[0].Text);
ch = dsCauHoi.Where(i => i.id == stt).First();
txtNoiDung.Text = ch.noidung;
using (var qltn = Utils.QLTN.getInstance())
{
dsDapAn = qltn.DapAns.Where(d => d.cauhoiid == ch.id).ToList();
}
int STT = 0;
string CheckTF;
foreach (var item in dsDapAn)
{
ListViewItem lvi = new ListViewItem();
lvi.Text = (STT += 1).ToString();
lvi.SubItems.Add(item.noidung);
if (item.dungsai == true)
{
CheckTF = "Đúng";
}
else
{
CheckTF = "Sai";
}
lvi.SubItems.Add(CheckTF);
lvDapAn.Items.Add(lvi);
}
}
}
public void UpdateCTKQ(int mactkq, string kq)
{
ChiTietKetQua ct = thi.ChiTietKetQuas.Where(t => t.MaChiTietKQ == mactkq).FirstOrDefault();
if (ct != null)
{
ct.DapAnChon = kq;
string[] dapan = kq.Split(new char[] { '.', '?', '!', ' ', ';', ':', ',' }, StringSplitOptions.RemoveEmptyEntries);
CauHoi ch = thi.CauHois.Where(t => t.MaCauHoi == ct.MaCauHoi).FirstOrDefault();
string dp = ch.DapAnDung.ToString().Trim() + ",";
string[] source = dp.Split(new char[] { '.', '?', '!', ' ', ';', ':', ',' }, StringSplitOptions.RemoveEmptyEntries);
int dem = 0;
for (int i = 0; i < source.Length; i++)
{
var matchQuery = from word in dapan
where word == source[i]
select word;
dem = matchQuery.Count();
}
if (dem == dapan.Length)
{
ct.KetQua = true;
}
else
{
ct.KetQua = false;
}
thi.SubmitChanges();
}
}
public async Task <IActionResult> PutCauHoi(int id, CauHoi cauHoi)
{
if (id != cauHoi.IDBlog)
{
return(BadRequest());
}
_context.Entry(cauHoi).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CauHoiExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public int InsertCauHoi(string NoiDung, string CauA, string CauB, string CauC, string CauD, string CauDung, int MaKhoi, int DoKho)
{
/*
* Thêm 1 câu hỏi vào trong cơ sơ dữ liệu trong bảng câu hỏi
* Nếu CauDung không phải là A , B , C , D -> trả về 1
* Nếu MaKhoi không tồn tại -> trả về 2
* Nếu DoKho không tồn tại -> trả về 3
* Nếu Nội dung trùng -> trả về 4
* Nếu thành công -> trả về 0
*/
using (DataContextDataContext DB = new DataContextDataContext())
{
if (CauDung != "A" && CauDung != "B" && CauDung != "C" && CauDung != "D")
{
return(1);
}
var CountMaKhoi = from khois in DB.Khois
where khois.MaKhoi == MaKhoi
select khois;
if (CountMaKhoi.Count() == 0)
{
return(2);
}
var CountDoKho = from dokho in DB.DoKhos
where dokho.maDoKho == DoKho
select dokho;
if (CountDoKho.Count() == 0)
{
return(3);
}
var CountNoiDung = from cauhoi in DB.CauHois
where cauhoi.NoiDung == NoiDung
select cauhoi;
if (CountNoiDung.Count() != 0)
{
return(4);
}
CauHoi cauHoi = new CauHoi();
cauHoi.NoiDung = NoiDung;
cauHoi.CauA = CauA;
cauHoi.CauB = CauB;
cauHoi.CauC = CauC;
cauHoi.CauD = CauD;
cauHoi.CauDung = CauDung;
cauHoi.DoKho = DoKho;
cauHoi.MaKhoi = MaKhoi;
cauHoi.HocSinhDongGop = false;
DB.CauHois.InsertOnSubmit(cauHoi);
DB.SubmitChanges();
return(0);
}
}
public static void AddRequest(CauHoi request)
{
using (var db = new QLTNDataContext())
{
db.CauHois.InsertOnSubmit(request);
db.SubmitChanges();
}
}
public ActionResult DeleteConfirmed(int id)
{
CauHoi cauHoi = db.CauHois.Find(id);
db.CauHois.Remove(cauHoi);
db.SaveChanges();
return(RedirectToAction("Index", new { stringId = TempData["IdTemplate"] }));
}
public ActionResult DeleteConfirmed(int id)
{
CauHoi cauHoi = db.CauHois.Find(id);
db.CauHois.Remove(cauHoi);
db.SaveChanges();
return(RedirectToAction("Index"));
}
public int DeleteCauHoi(CauHoi pCauHoi)
{
var CauHoi = Context.CauHois.FirstOrDefault(p => p.MaCauHoi == pCauHoi.MaCauHoi);
Context.CauHois.Remove(CauHoi);
return(Context.SaveChanges());
}
public ActionResult Edit(CauHoi cauHoi, DapAn dapan1, DapAn dapan2, DapAn dapan3, DapAn dapan4, HttpPostedFileBase file)
{
try
{
if (db.CauHois.Any(x => x.MaCauHoiMoi == cauHoi.MaCauHoiMoi && x.MaCauHoi != cauHoi.MaCauHoi))
{
ModelState.AddModelError("MaCauHoiMoi", "Mã câu hỏi này đã tồn tại. Bạn hãy kiểm tra lại.");
}
List <DapAn> dapAns = new List <DapAn>();
if (dapan1.MaDapAn != 0)
{
dapAns.Add(dapan1);
}
if (dapan2.MaDapAn != 0)
{
dapAns.Add(dapan2);
}
if (dapan3.MaDapAn != 0)
{
dapAns.Add(dapan3);
}
if (dapan4.MaDapAn != 0)
{
dapAns.Add(dapan4);
}
if (dapAns.Any(x => x.DapAnDung == true) == false)
{
ModelState.AddModelError("", "Bạn cần chỉ định ít nhất 1 đáp án là đáp án đúng!");
}
if (ModelState.IsValid)
{
foreach (DapAn dapAnItem in dapAns)
{
db.Entry(dapAnItem).State = System.Data.Entity.EntityState.Modified;
}
if (file != null && file.ContentLength > 0)
{
string fileName = DateTime.Now.Ticks.ToString() + System.IO.Path.GetExtension(file.FileName);
cauHoi.Hinh = fileName;
file.SaveAs(Server.MapPath("~/Content/images/" + fileName));
}
db.Entry(cauHoi).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Edit", new { Id = cauHoi.MaCauHoi, message = "Sửa thành công" }));
}
ViewBag.MaChuyenMuc = new SelectList(db.ChuyenMucCauHois, "MaChuyenMuc", "TenChuyenMuc", cauHoi.MaChuyenMuc);
cauHoi.DapAns = db.CauHois.Find(cauHoi.MaCauHoi).DapAns.ToList();
return(View(cauHoi));
}
catch (Exception ex)
{
ModelState.AddModelError("", ex.Message);
ViewBag.MaChuyenMuc = new SelectList(db.ChuyenMucCauHois, "MaChuyenMuc", "TenChuyenMuc", cauHoi.MaChuyenMuc);
cauHoi.DapAns = db.CauHois.Find(cauHoi.MaCauHoi).DapAns.ToList();
return(View(cauHoi));
}
}
