[Authorize]
        [HttpPost]
        [Route("ApplyVoucher")]
        public Apac.Api.Models.ApplyVoucherResponse ApplyVoucher(Apac.Api.Models.ApplyVoucherRequest applyVoucherRequest)
        {
            Apac.Api.Models.ApplyVoucherResponse applyVoucherResponse = new Apac.Api.Models.ApplyVoucherResponse();
            applyVoucherResponse.ResponseStatus.Code = "200";
            applyVoucherResponse.ResponseStatus.Message = "SUCCESS";

            try
            {
                string username = ((ClaimsIdentity)RequestContext.Principal.Identity).Claims.FirstOrDefault(x => x.Type == "username").Value;
                string token = ((ClaimsIdentity)RequestContext.Principal.Identity).Claims.FirstOrDefault(x => x.Type == "membersontoken").Value;
                Dynamicweb.Security.UserManagement.User user = Dynamicweb.Security.UserManagement.User.GetUserByUserName(username);
                var commandBuilder = new Dynamicweb.Data.CommandBuilder();
                commandBuilder.Add("SELECT AccessUserCartId FROM AccessUser WHERE AccessUserId={0}", user.ID);
                string cartId = Dynamicweb.Data.Database.ExecuteScalar(commandBuilder).ToString();
                string customerNumber = username;

                if (applyVoucherRequest.OrderId != cartId)
                {
                    applyVoucherResponse.ResponseStatus.Code = "000";
                    applyVoucherResponse.ResponseStatus.Message = "ERROR: Requested OrderId and current customer's OrderId does not match.";
                    return applyVoucherResponse;
                }

                Dynamicweb.Ecommerce.Orders.OrderService orderService = new Dynamicweb.Ecommerce.Orders.OrderService();
                Dynamicweb.Ecommerce.Orders.Order dwOrder = new Dynamicweb.Ecommerce.Orders.Order();
                dwOrder = orderService.GetOrder(cartId);

                if (dwOrder == null)
                {
                    applyVoucherResponse.ResponseStatus.Code = "000";
                    applyVoucherResponse.ResponseStatus.Message = "Customer doesn't have current shopping cart.";
                    return applyVoucherResponse;
                }

                Apac.Api.Models.OrderDTO orderDTO = new Models.OrderDTO();
                orderDTO = new Apac.Api.Controllers.BraintreeMobilePaymentController().GetOrderObj_PageControl(dwOrder.Id);

                string rewardName = "";
                double rewardDiscount = 0;
                double promotionWithProduct = 0;
                double promotion = 0;

                foreach (Apac.Api.Models.OrderLineDTO orderLineDTO in orderDTO.OrderLines)
                {
                    if (orderLineDTO.Type == "3" || orderLineDTO.Type == "1")
                    {
                        string rewardOrDiscount = "";
                        if (orderLineDTO.DiscountId.Contains("SALESDISCNT"))
                        {
                            var sqlCommand = "SELECT DiscountDescription FROM EcomDiscount WHERE DiscountId='" + orderLineDTO.DiscountId + "'";
                            using (System.Data.IDataReader reader = Dynamicweb.Data.Database.CreateDataReader(sqlCommand))
                            {
                                while (reader.Read())
                                {
                                    rewardOrDiscount = reader["DiscountDescription"].ToString();
                                }
                            }
                        }

                        if (rewardOrDiscount == "Reward")
                        {
                            rewardDiscount = orderLineDTO.Price.PriceWithoutVAT;
                            rewardName = orderLineDTO.ProductName;
                        }

                        if (rewardOrDiscount == "Promotion")
                        {
                            promotionWithProduct += orderLineDTO.Price.PriceWithVAT;
                            if (orderLineDTO.Type == "1")
                            {
                                promotion = orderLineDTO.Price.PriceWithVAT;
                            }
                        }
                    }
                }

                if (rewardName.ToUpper() == "REWARD" && applyVoucherRequest.ApplyVoucherType.ToUpper() != "REWARD")
                {
                    applyVoucherResponse.Message = "Reward Code Applied.";
                    return applyVoucherResponse;
                }
                else if (promotion != 0.00 || promotionWithProduct != 0.00)
                {
                    applyVoucherResponse.Message = "Promotion Code Applied.";
                    return applyVoucherResponse;
                }

                //List<Apac.Api.Models.VoucherDTO> voucherList = new List<Apac.Api.Models.VoucherDTO>();
                //voucherList = GetPromotion_Helper(customerNumber);

                applyVoucherResponse.ResponseStatus = ApplyVoucher_PageControl(applyVoucherRequest);
            }
            catch (Exception ex)
            {
                applyVoucherResponse.ResponseStatus.Code = "000";
                applyVoucherResponse.ResponseStatus.Message = "ERROR: " + ex.Message.ToString();
            }

            return applyVoucherResponse;
        }

        public Apac.Api.Models.ResponseStatus ApplyVoucher_PageControl(Apac.Api.Models.ApplyVoucherRequest applyVoucherRequest)
        {
            Apac.Api.Models.ResponseStatus responseStatus = new Apac.Api.Models.ResponseStatus();

            string pageResult = "{}";
            string myDomain = System.Web.HttpContext.Current.Request.Url.Scheme + "://" + System.Web.HttpContext.Current.Request.Url.Host;
            string bodyContent = "";

            bodyContent = new JavaScriptSerializer().Serialize(applyVoucherRequest);

            string url = myDomain + "/api/set-voucher-to-order";

            HttpContent httpContent = new StringContent(bodyContent);

            using (HttpClient client = new HttpClient())
            {
                client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
                HttpResponseMessage response = client.PostAsync(url, httpContent).Result;
                pageResult = response.Content.ReadAsStringAsync().Result;
            }

            JObject jObjResult = JObject.Parse(pageResult);
            responseStatus.Code = jObjResult["Code"].ToString();
            responseStatus.Message = jObjResult["Message"].ToString();

            return responseStatus;
        }