public HttpResponseMessage SetTaxExemption([FromBody] TaxExemptionModel model) { var dateStart = DateTime.Now; _performancelog.Debug($"Start,SaleController,SetTaxExemption,{string.Empty},{DateTime.Now:hh.mm.ss.ffffff}"); string userCode; HttpResponseMessage httpResponseMessage; if (GetUserCode(out userCode, out httpResponseMessage)) { return(httpResponseMessage); } ErrorMessage error; var sale = _saleManager.SetTaxExemptionCode(model.SaleNumber, model.TillNumber, userCode, model.TaxExemptionCode, out error); if (!string.IsNullOrEmpty(error.MessageStyle.Message)) { return(Request.CreateResponse( HttpStatusCode.NotFound, new ErrorResponse { Error = error.MessageStyle })); } if (sale != null) { var editLines = _saleManager.CheckEditOptions(sale.Sale_Lines, userCode); var enableButtons = _saleManager.EnableCashButton(sale, userCode); var userCanWriteOff = _saleManager.EnableWriteOffButton(userCode); var saleModel = SaleMapper.CreateSaleModel(sale, editLines, enableButtons, userCanWriteOff); _performancelog.Debug( $"End,SaleController,SetTaxExemption,{DateTime.Now.Subtract(dateStart).TotalMilliseconds},{DateTime.Now:hh.mm.ss.ffffff}"); return(Request.CreateResponse(HttpStatusCode.OK, saleModel)); } return(Request.CreateResponse(HttpStatusCode.BadRequest, new ErrorResponse { Error = new MessageStyle { Message = Resource.SaleNotExist, MessageType = (MessageType)16 } })); }