public ActionResult Create([Bind(Include = "MaHang,TenHang")] HangSP hangSP)
        {
            if (ModelState.IsValid)
            {
                db.HangSPs.Add(hangSP);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(hangSP));
        }
        public ActionResult Dky_QT([Bind(Include = "MaKH,HoTen,GioiTinh,DienThoai,DiaChi,NgaySinh,Email,MatKhau,VaiTro")] KhachHang khachHang)
        {
            if (ModelState.IsValid)
            {
                db.KhachHangs.Add(khachHang);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(khachHang));
        }
        public ActionResult Create([Bind(Include = "MaSP,TenSP,DongSP,MaHangSP,ThongTinChiTietSP,TrangThaiSP,SL,DonGiaGoc,DonGiaKM")] SanPham sanPham, HttpPostedFileBase image)

        {
            if (image != null && image.ContentLength > 0)
            {
                sanPham.HinhAnhSP = new byte[image.ContentLength];     // image stored in binary formate
                image.InputStream.Read(sanPham.HinhAnhSP, 0, image.ContentLength);
                string fileName = System.IO.Path.GetFileName(image.FileName);
                string urlImage = Server.MapPath("~/Image/" + fileName);
                image.SaveAs(urlImage);

                sanPham.UrlImage = "Image/" + fileName;
            }

            if (ModelState.IsValid)
            {
                db.SanPhams.Add(sanPham);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            ViewBag.MaHangSP = new SelectList(db.HangSPs, "MaHang", "TenHang", sanPham.MaHangSP);
            return(View(sanPham));
        }