private void DiagnosticsWriteDetails(OrderTransactionBL transaction)
{
StringBuilder sb = new StringBuilder();
sb.Append("Order details:\n");
transaction.Orders.ForEach(order => sb.Append(" " + order.ToString() + "\n"));
sb.Append("Transaction details:\n");
transaction.Transactions.ForEach(transaction => sb.Append(" " + transaction.ToString() + "\n"));
sb.Append("\n SPREAD: " + QuoteToString(Quote));
sb.Append("\n LEVEL 2:\n" + Level2ToString(Level2));
Logger.Here().Verbose(sb.ToString());
}
private OrderTransactionResponseBL SaveOrderTransaction(IOrderContext context,
ISubscriber subscriber, OrderTransactionBL data)
{
data.Orders.ForEach(order => {
context.Orders.Add((OrderEntity)order);
context.Entry(order).State = EntityState.Modified;
});
data.Transactions.ForEach(transaction => {
context.Transactions.Add((TransactionEntity)transaction);
});
try {
context.SaveChanges();
} catch (Exception e) {
// QUESTION: What to do here in terms of transaction integrity?
Logger.Here().Warning("SaveOrderTransaction failed", e);
return(new OrderTransactionResponseBL(Constants.Response.INTERNAL_SERVER_ERROR,
data, new Error {
Description = e.Message
}));
}
data.Transactions.ForEach(transaction => {
TransactionProcessed message = new TransactionProcessed {
TransactionId = transaction.TransactionId,
CreatedTimestamp = transaction.CreatedTimestamp,
Ticker = transaction.Ticker,
Last = Convert.ToDouble(transaction.Price),
Volume = transaction.Quantity,
Level2 = Level2
};
Logger.Here().Debug("Publishing to " + Constants.PubSub.TOPIC_TRANSACTION_PROCESSED);
subscriber.Publish(Constants.PubSub.TOPIC_TRANSACTION_PROCESSED,
message.ToByteArray());
});
return(new OrderTransactionResponseBL(data));
}
