private static void OnTimer() { GetOrdersCall getOrdersApiCall = new GetOrdersCall(apiContext); OrderTypeCollection orders = null; try { orders = getOrdersApiCall.GetOrders(new TimeFilter { TimeFrom = DateTime.Now.AddDays(DaysAgo), TimeTo = DateTime.Now }, TradingRoleCodeType.Seller, OrderStatusCodeType.Completed); } catch (Exception e) { Console.WriteLine("Unable to connect to the server"); return; } int counter = 0; var ordersList = new List <HeaderRecords>(); bool orderInserted = false; foreach (OrderType order in orders) { try { if (!DAL.HeaderRecords.Exists(order.OrderID)) { orderInserted = true; #region Header record var headerRecord = new HeaderRecords { OrderID = order.OrderID, InvoiceID = order.ShippingDetails.SellingManagerSalesRecordNumber.ToString(), OrderDate = order.PaidTime.ToShortDateString(), Email = order.TransactionArray[0].Buyer.Email, //? it gives the value of "invalid request" BilltoFirstName = order.ShippingAddress.Name, BilltoLastName = order.ShippingAddress.Name, BilltoCompanyName = order.BuyerUserID, DeliveryMethod = order.ShippingServiceSelected.ShippingService == "ShippingMethodStandard" ? "1" : "5", ShippingAndHandling = order.ShippingServiceSelected.ShippingServiceCost.Value.ToString(), Tax = order.ShippingDetails.SalesTax.SalesTaxAmount.Value.ToString(), Discount = "0", OverallTotal = order.Total.Value.ToString(), ShiptoFirstName = order.ShippingAddress.Name, ShiptoLastName = order.ShippingAddress.Name, ShiptoCompanyName = order.BuyerUserID, ShiptoStreetAddress = order.ShippingAddress.Street1, ShiptoOptionalAddress = order.ShippingAddress.Street2, ShiptoCity = order.ShippingAddress.CityName, ShiptoState = order.ShippingAddress.StateOrProvince, ShiptoZip = order.ShippingAddress.PostalCode, ShiptoCountry = order.ShippingAddress.CountryName, ShiptoPhone = order.ShippingAddress.Phone, CatalogName = "EBAY", Source = "EBAY" }; #endregion List <DAL.DetailRecord> detailRecordList = new List <DAL.DetailRecord>(); foreach (TransactionType transactionItem in order.TransactionArray) { #region Detail record var dr = new DAL.DetailRecord { InvoiceID = headerRecord.InvoiceID, PurchaseID = transactionItem.ShippingDetails.SellingManagerSalesRecordNumber.ToString(), SourceCode = transactionItem.Item.Site.ToString(), ItemID = transactionItem.Item.ItemID, ProductDescription = transactionItem.Item.Title, Quantity = transactionItem.QuantityPurchased, UnitPrice = transactionItem.TransactionPrice.Value, ExtendedPrice = transactionItem.TransactionPrice.Value * transactionItem.QuantityPurchased }; detailRecordList.Add(dr); #endregion } headerRecord.ProductSubtotal = detailRecordList.Sum(x => x.ExtendedPrice).ToString(); headerRecord.Commision = GetCommission(headerRecord.ProductSubtotal); try { #region Inserting objects in database using (var scope = new TransactionScope()) { DAL.HeaderRecords.Add(headerRecord); SetSkuCodeForDetailsRecord(detailRecordList); DAL.DetailRecord.Add(detailRecordList); headerRecord.Items.AddRange(detailRecordList); var orderStatus = new DAL.OrderStatus { OrderID = order.OrderID, Status = 1 }; DAL.OrderStatus.Add(orderStatus); var orderMessage = new DAL.OrderMessage { InvoiceID = headerRecord.InvoiceID }; DAL.OrderMessage.Add(orderMessage); scope.Complete(); Console.WriteLine("Order #: " + counter + " has been inserted"); } #endregion } catch (TransactionAbortedException) { Console.WriteLine("TransactionAbortedException has been thrown"); } ordersList.Add(headerRecord); } else { Console.WriteLine("Order #: " + counter + " has been skipped"); } } catch (Exception e) { Console.WriteLine(string.Format("An error occured at the step #: {0}; message: {1}", counter, e.Message)); } finally { counter++; } } if (orderInserted) { CreateXmlFile(ordersList); } RestartTimer(); }