public bool CapNhap(ThongSoKyThuat_OBJ obj)
 {
     try
     {
         MayTinhDbContext    db   = new MayTinhDbContext();
         Base.ThongSoKyThuat item = MapperBase(obj);
         db.Entry(item).State = System.Data.Entity.EntityState.Modified;
         db.SaveChanges();
         return(true);
     }
     catch
     {
         return(false);
     }
 }
        public ThongSoKyThuat_OBJ Xoa(int MaSanPham, int MaMay)
        {
            MayTinhDbContext db = new MayTinhDbContext();

            Base.ThongSoKyThuat item = (
                from items in db.ThongSoKyThuats
                where items.MaSanPham == MaSanPham && items.MaMay == MaMay
                select items).SingleOrDefault();

            if (item == null)
            {
                return(null);
            }
            db.ThongSoKyThuats.Remove(item);
            db.SaveChanges();
            return(Mapper(item));
        }
 public Base.ThongSoKyThuat  MapperBase(ThongSoKyThuat_OBJ obj)
 {
     SanPham.SanPham_BUS bus  = new SanPham.SanPham_BUS();
     Base.ThongSoKyThuat item = new Base.ThongSoKyThuat()
     {
         MaMay      = obj.MaMay,
         MaSanPham  = obj.MaSanPham,
         CacManHinh = obj.CacManHinh,
         CongKetNoi = obj.CongKetNoi,
         KichThuoc  = obj.KichThuoc,
         HeDieuHanh = obj.HeDieuHanh,
         CPU        = obj.CPU,
         ManHinh    = obj.ManHinh,
         HienThi    = obj.HienThi,
         Ram        = obj.Ram,
         OCung      = obj.OCung,
     };
     return(item);
 }
        public ThongSoKyThuat_OBJ Mapper(Base.ThongSoKyThuat item)
        {
            SanPham.SanPham_BUS bus = new SanPham.SanPham_BUS();
            ThongSoKyThuat_OBJ  obj = new ThongSoKyThuat_OBJ()
            {
                MaMay      = item.MaMay,
                MaSanPham  = item.MaSanPham,
                CacManHinh = item.CacManHinh,
                CongKetNoi = item.CongKetNoi,
                KichThuoc  = item.KichThuoc,
                HeDieuHanh = item.HeDieuHanh,
                CPU        = item.CPU,
                ManHinh    = item.ManHinh,
                HienThi    = item.HienThi,
                Ram        = item.Ram,
                OCung      = item.OCung,
                SanPham    = bus.Mapper(item.SanPham)
            };

            return(obj);
        }