/// <summary>
/// Creates a proposed order record.
/// </summary>
/// <param name="taxLotRow">A proposed order record from the primary ADO database.</param>
/// <returns>A TaxLot record based on the ADO record.</returns>
internal static TaxLot Make(ClientMarketData.TaxLotRow taxLotRow)
{
// Initialize the object
DataRowVersion dataRowVersion = taxLotRow.RowState == DataRowState.Deleted ? DataRowVersion.Original : DataRowVersion.Current;
// Extract the data from the ADO record.
int taxLotId = (int)taxLotRow[ClientMarketData.TaxLot.TaxLotIdColumn, dataRowVersion];
int accountId = (int)taxLotRow[ClientMarketData.TaxLot.AccountIdColumn, dataRowVersion];
int securityId = (int)taxLotRow[ClientMarketData.TaxLot.SecurityIdColumn, dataRowVersion];
int positionTypeCode = (int)taxLotRow[ClientMarketData.TaxLot.PositionTypeCodeColumn, dataRowVersion];
Position position = Position.Make(accountId, securityId, positionTypeCode);
decimal quantity = (decimal)taxLotRow[ClientMarketData.TaxLot.QuantityColumn, dataRowVersion];
decimal cost = (decimal)taxLotRow[ClientMarketData.TaxLot.CostColumn, dataRowVersion];
// Create a new record based on the data extracted from the ADO database.
return(new TaxLot(taxLotId, position, quantity, cost));
}
/// <summary>
/// Catches the Data Model events and rebroadcasts the event to the Rules Language Handlers.
/// </summary>
/// <param name="sender">The object that originated the event.</param>
/// <param name="taxLotRowChangeEvent">The record change event argument.</param>
public static void TaxLotHandler(object sender, ClientMarketData.TaxLotRowChangeEvent taxLotRowChangeEvent)
{
// Extract the record from the event argument.
ClientMarketData.TaxLotRow taxLotRow = taxLotRowChangeEvent.Row;
// Translate the ADO.NET row states into a record state used by the Rules Engine.
Action action = Action.Nothing;
switch (taxLotRowChangeEvent.Action)
{
case DataRowAction.Add: action = Action.Add; break;
case DataRowAction.Delete: action = Action.Delete; break;
case DataRowAction.Change: action = Action.Change; break;
}
// Place the event into a list that will be processed when the tables are no longer locked.
TaxLot.taxLotEventArgList.Add(new TaxLotEventArgs(action, TaxLot.Make(taxLotRow)));
}
