public IHttpActionResult PutChotDonHang(double id, ChotDonHang chotDonHang)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

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

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

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!ChotDonHangExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public IHttpActionResult DeleteChotDonHang(double id)
        {
            ChotDonHang chotDonHang = db.ChotDonHang.Find(id);

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

            db.ChotDonHang.Remove(chotDonHang);

            //Xóa chi tiết chốt đơn
            var chitiets = db.ChiTietChotDonHang.Where(p => p.ChotDonHang_ID == chotDonHang.ChotDonHang_ID).ToList();

            if (chitiets != null)
            {
                //Cập nhật trạng thái đơn
                foreach (var item in chitiets)
                {
                    var donhang = db.DonHang.Where(p => p.SoHieu == item.SoHieu).FirstOrDefault();
                    if (donhang != null)
                    {
                        donhang.TrangThai = "CHUACHOT";
                    }
                }

                db.ChiTietChotDonHang.RemoveRange(chitiets);
            }

            db.SaveChanges();

            return(Ok(chotDonHang));
        }
        public IHttpActionResult PostChotDonHang(ChotDonHang chotDonHang)
        {
            db.Configuration.LazyLoadingEnabled   = false;
            db.Configuration.ProxyCreationEnabled = false;

            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.ChotDonHang.Add(chotDonHang);

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateException)
            {
                if (ChotDonHangExists(chotDonHang.ChotDonHang_ID))
                {
                    return(Conflict());
                }
                else
                {
                    throw;
                }
            }

            return(CreatedAtRoute("DefaultApi", new { id = chotDonHang.ChotDonHang_ID }, chotDonHang));
        }
        public IHttpActionResult GetChotDonHang(double id)
        {
            db.Configuration.LazyLoadingEnabled   = false;
            db.Configuration.ProxyCreationEnabled = false;

            ChotDonHang chotDonHang = db.ChotDonHang.Find(id);

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

            return(Ok(chotDonHang));
        }