private async Task RunDelegateWithTransaction(TransactionInfo ambientTransactionInfo, Func <Task <bool> > transactionDelegate)
{
TransactionInfo transactionInfo;
if (ambientTransactionInfo is null)
{
// TODO: this should be a configurable parameter
var transactionTimeout = Debugger.IsAttached ? TimeSpan.FromMinutes(30) : TimeSpan.FromSeconds(10);
// Start transaction
transactionInfo = await _transactionAgent.StartTransaction(readOnly : false, transactionTimeout);
}
else
{
// Fork ambient transaction
transactionInfo = ambientTransactionInfo.Fork();
}
// Set transaction context
TransactionContext.SetTransactionInfo(transactionInfo);
try
{
// Run delegate
transactionInfo.TryToCommit = await transactionDelegate();
}
catch (Exception exception)
{
// Record exception with transaction
transactionInfo.RecordException(exception, _serializer);
}
// Gather pending actions into transaction
transactionInfo.ReconcilePending();
if (ambientTransactionInfo is null)
{
// Finalize transaction since there is no ambient transaction to join
await FinalizeTransaction(transactionInfo);
}
else
{ // Join transaction with ambient transaction
ambientTransactionInfo.Join(transactionInfo);
}
}
