public ActionResult Edit(tblTheLoaiSach model, FormCollection collection)
{
db = new TRUONGHOCDbContext();
var item = db.tblTheLoaiSaches.Find(model.ID);
item.TEN_THELOAI = model.TEN_THELOAI;
item.MA_THELOAI = model.MA_THELOAI;
var itemtl = db.tblTheLoaiSaches.Where(x => x.TRANG_THAI == 1 && x.ID != model.ID).ToList();
foreach (var itemNXB in itemtl)
{
if (item.MA_THELOAI == itemNXB.MA_THELOAI)
{
ModelState.AddModelError("", "Mã đã tồn tại");
break;
}
}
if (ModelState.IsValid)
{
db.SaveChanges();
return(RedirectToAction("Index", "TheLoaiSach"));
}
else
{
return(View(model));
}
}
public ActionResult Create(tblTheLoaiSach model, FormCollection collection)
{
db = new TRUONGHOCDbContext();
model.TRANG_THAI = 1;
var item = db.tblTheLoaiSaches.Where(x => x.TRANG_THAI == 1).ToList();
foreach (var itemNXB in item)
{
if (model.MA_THELOAI == itemNXB.MA_THELOAI)
{
ModelState.AddModelError("", "Mã đã tồn tại");
break;
}
}
if (ModelState.IsValid)
{
db.tblTheLoaiSaches.Add(model);
db.SaveChanges();
return(RedirectToAction("Index", "TheLoaiSach"));
}
else
{
return(View());
}
}
