public async Task <IHttpActionResult> PutLoaiHoaDonBanHang(int id, LoaiHoaDonBanHang loaiHoaDonBanHang)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != loaiHoaDonBanHang.id)
            {
                return(BadRequest());
            }

            db.Entry(loaiHoaDonBanHang).State = EntityState.Modified;

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

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public async Task <IHttpActionResult> GetLoaiHoaDonBanHang(int id)
        {
            LoaiHoaDonBanHang loaiHoaDonBanHang = await db.LoaiHoaDonBanHang.FindAsync(id);

            if (loaiHoaDonBanHang == null)
            {
                return(NotFound());
            }

            return(Ok(loaiHoaDonBanHang));
        }
        public async Task <IHttpActionResult> PostLoaiHoaDonBanHang(LoaiHoaDonBanHang loaiHoaDonBanHang)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.LoaiHoaDonBanHang.Add(loaiHoaDonBanHang);
            await db.SaveChangesAsync();

            return(CreatedAtRoute("DefaultApi", new { id = loaiHoaDonBanHang.id }, loaiHoaDonBanHang));
        }
        public async Task <IHttpActionResult> DeleteLoaiHoaDonBanHang(int id)
        {
            LoaiHoaDonBanHang loaiHoaDonBanHang = await db.LoaiHoaDonBanHang.FindAsync(id);

            if (loaiHoaDonBanHang == null)
            {
                return(NotFound());
            }

            db.LoaiHoaDonBanHang.Remove(loaiHoaDonBanHang);
            await db.SaveChangesAsync();

            return(Ok(loaiHoaDonBanHang));
        }