public async Task <ActionResult <SanPham_DienThoai> > PostSanPham_DienThoai(SanPham_DienThoai sanPham_DienThoai)
        {
            _context.sanPham_DienThoais.Add(sanPham_DienThoai);
            await _context.SaveChangesAsync();

            return(CreatedAtAction("GetSanPham_DienThoai", new { id = sanPham_DienThoai.MaDT }, sanPham_DienThoai));
        }
        public async Task <IActionResult> PutSanPham_DienThoai(int id, SanPham_DienThoai sanPham_DienThoai)
        {
            if (id != sanPham_DienThoai.MaDT)
            {
                return(BadRequest());
            }

            _context.Entry(sanPham_DienThoai).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!SanPham_DienThoaiExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }