/// <summary>
/// The sum total of the quantities of all the source orders in a given working order.
/// </summary>
/// <param name="dataModelTransaction"></param>
/// <param name="workingOrderRow">A working order row.</param>
/// <returns>The total quantity of all the source orders associated with the working order.</returns>
internal static Decimal GetSourceOrderQuantity(DataModelTransaction dataModelTransaction, WorkingOrderRow workingOrderRow)
{
// This will aggregate all the source order quantities. Note that the rows are kept locked for the duration of the transaction. This guarantees
// the integrity of the aggregate values.
Decimal sourceOrderQuantity = 0.0m;
foreach (SourceOrderRow sourceOrderRow in workingOrderRow.GetSourceOrderRows())
{
try
{
sourceOrderRow.AcquireReaderLock(dataModelTransaction.TransactionId, DataModel.LockTimeout);
sourceOrderQuantity += sourceOrderRow.OrderedQuantity;
}
finally
{
sourceOrderRow.ReleaseLock(dataModelTransaction.TransactionId);
}
}
// This is the sum total of all the source orders in the given working order.
return(sourceOrderQuantity);
}
/// <summary>
/// Initialize the data used in this application.
/// </summary>
private void InitializeData(object parameter)
{
String title = String.Empty;
String symbol = String.Empty;
String name = String.Empty;
String logoSource = null;
Decimal leavesQuantity = 0.0m;
NegotiationState negotiationState = NegotiationState.None;
lock (DataModel.SyncRoot)
{
// Find the Match record.
MatchRow matchRow = DataModel.Match.MatchKey.Find(this.matchId);
WorkingOrderRow workingOrderRow = matchRow.WorkingOrderRow;
OrderTypeRow orderTypeRow = workingOrderRow.OrderTypeRow;
SecurityRow securityRow = workingOrderRow.SecurityRowByFK_Security_WorkingOrder_SecurityId;
symbol = securityRow.Symbol;
name = securityRow.EntityRow.Name;
logoSource = securityRow.IsLogoNull() ? String.Empty : securityRow.Logo;
title = String.Format("{0} of {1}", orderTypeRow.Description, symbol);
leavesQuantity = 0.0M;
foreach (SourceOrderRow sourceOrderRow in workingOrderRow.GetSourceOrderRows())
{
leavesQuantity += sourceOrderRow.OrderedQuantity;
}
foreach (DestinationOrderRow destinationOrderRow in workingOrderRow.GetDestinationOrderRows())
{
foreach (ExecutionRow executionRow in destinationOrderRow.GetExecutionRows())
{
leavesQuantity -= executionRow.ExecutionQuantity;
}
}
leavesQuantity /= securityRow.QuantityFactor;
}
this.Dispatcher.Invoke(DispatcherPriority.Normal, new SetDialogAttributesDelegate(SetDialogAttributes), title, symbol, name, logoSource, leavesQuantity, negotiationState);
}