private List<SalesOrderDetail> RetrieveOrderDetail(Int32 salesOrderId)
{
List<SalesOrderDetail> result = new List<SalesOrderDetail>();
using (AdventureWorksDataContext dc = new AdventureWorksDataContext())
{
var salesDetail =
(from sd in dc.SalesOrderDetails
where sd.SalesOrderID == salesOrderId
select sd).ToList();
if (salesDetail != null && salesDetail.Count > 0)
{
result = salesDetail;
}
}
return result;
}
private void UpdateInventory(DependentTransaction dt, SalesOrderDetail salesDetail)
{
try
{
using (AdventureWorksDataContext dc = new AdventureWorksDataContext())
{
using (TransactionScope scope = (dt != null ?new TransactionScope(dt) :new TransactionScope(TransactionScopeOption.Suppress)))
{
var inventoryRow =
(from pi in dc.ProductInventories
where pi.ProductID == salesDetail.ProductID
&& pi.LocationID == 7 //finished goods storage
select pi).SingleOrDefault();
if (inventoryRow != null)
{
inventoryRow.Quantity -= salesDetail.OrderQty;
inventoryRow.ModifiedDate = DateTime.Now;
Console.WriteLine(
"Product {0}: Reduced by {1}",
inventoryRow.ProductID, salesDetail.OrderQty);
dc.SubmitChanges();
}
scope.Complete();
}
}
}
catch (Exception)
{
throw;
}
finally
{
//the ambient transaction will block on complete
if (dt != null)
{
dt.Complete();
dt.Dispose();
}
}
}
// If your activity returns a value, derive from CodeActivity<TResult>
// and return the value from the Execute method.
protected override void Execute(CodeActivityContext context)
{
SalesOrderDetail salesDetail = SalesDetail.Get(context);
using (AdventureWorksDataContext dc = new AdventureWorksDataContext())
{
var historyRow = new TransactionHistory();
historyRow.ProductID = salesDetail.ProductID;
historyRow.ModifiedDate = DateTime.Now;
historyRow.Quantity = salesDetail.OrderQty;
historyRow.TransactionDate = salesDetail.ModifiedDate;
historyRow.TransactionType = 'S';
historyRow.ReferenceOrderID = salesDetail.SalesOrderID;
historyRow.ReferenceOrderLineID = salesDetail.SalesOrderDetailID;
dc.TransactionHistories.InsertOnSubmit(historyRow);
dc.SubmitChanges();
Console.WriteLine("Product {0}: Added history for Qty of {1} ",salesDetail.ProductID, salesDetail.OrderQty);
}
}
private void DisplayInventory(SalesOrderDetail salesDetail, String desc)
{
using (AdventureWorksDataContext dc = new AdventureWorksDataContext())
{
var inventoryRow =(from pi in dc.ProductInventories
where pi.ProductID == salesDetail.ProductID
&& pi.LocationID == 7 //finished goods storage
select pi).SingleOrDefault();
Boolean historyRowFound =
(from th in dc.TransactionHistories
where th.ProductID == salesDetail.ProductID
&& (DateTime.Now - th.ModifiedDate < new TimeSpan(0, 0, 3))
select th).Any();
if (inventoryRow != null)
{
Console.WriteLine("Product {0}: {1} - {2} - {3}",
inventoryRow.ProductID, inventoryRow.Quantity, desc,
(historyRowFound ? "History Row Found" : "No History"));
}
}
}