/// <summary>
/// Retrieves order for export and calls the IExportOrderService for each one
/// </summary>
/// <returns>A status message to be stored in the database log and visible from admin mode</returns>
public override string Execute()
{
PrincipalInfo.CurrentPrincipal = PrincipalInfo.CreatePrincipal("admin");
//Call OnStatusChanged to periodically notify progress of job for manually started jobs
OnStatusChanged("Starting looking for orders to export.");
Stopwatch tmr = Stopwatch.StartNew();
List <ExportOrderInformation> results = new List <ExportOrderInformation>();
List <PurchaseOrder> orders = GetOrdersToExport();
tmr.Stop();
_log.Debug("Found {0} orders to export in {1}ms", orders.Count, tmr.ElapsedMilliseconds);
if (_stopSignaled)
{
return("Job was stopped");
}
IExportOrderService service = ServiceLocator.Current.GetInstance <IExportOrderService>();
foreach (PurchaseOrder purchaseOrder in orders)
{
if (_stopSignaled)
{
return("Job was stopped");
}
OnStatusChanged(string.Format("Exporting order: {0}", purchaseOrder.TrackingNumber));
results.Add(ExportOrder(purchaseOrder, service));
}
return(string.Format("Exported {0} orders", results.Count));
}
private ExportOrderInformation ExportOrder(PurchaseOrder purchaseOrder, IExportOrderService service)
{
// Export to back-end system, and retrieves an external id that is stored on the order
string externalOrderNumber = service.ExportOrder(purchaseOrder);
_log.Debug("Exported {0} to external system, got {1} back", purchaseOrder.TrackingNumber, externalOrderNumber);
// TODO: This design could be better
// It might take days to get a status update from a backend system. We
// cannot export the same order many times, that would be a problem.
// Instead, we should add a flag to indicate the order has been exported,
// save it on order and reserve the BackendOrderNumber field to the
// actual order id in the back-end. This will allow us to track that
// an order has been exported, but not completed yet.
// We could also use a custom Order Status for this
ExportOrderInformation result = new ExportOrderInformation
{
ExternalOrderId = externalOrderNumber,
PurchaseOrderNumber = purchaseOrder.TrackingNumber
};
return(result);
}
private ExportOrderInformation ExportOrder(PurchaseOrder purchaseOrder, IExportOrderService service)
{
// Export to back-end system, and retrieves an external id that is stored on the order
string externalOrderNumber = service.ExportOrder(purchaseOrder);
_log.Debug("Exported {0} to external system, got {1} back", purchaseOrder.TrackingNumber, externalOrderNumber);
// TODO: This design could be better
// It might take days to get a status update from a backend system. We
// cannot export the same order many times, that would be a problem.
// Instead, we should add a flag to indicate the order has been exported,
// save it on order and reserve the BackendOrderNumber field to the
// actual order id in the back-end. This will allow us to track that
// an order has been exported, but not completed yet.
// We could also use a custom Order Status for this
ExportOrderInformation result = new ExportOrderInformation
{
ExternalOrderId = externalOrderNumber,
PurchaseOrderNumber = purchaseOrder.TrackingNumber
};
return result;
}