private void Handle(CommitTransaction cmd)
{
var sender = Sender;
if (cmd.AccountNumber != _state.AccountNumber)
{
throw new NotFoundException("Invalid Account Number");
}
if (!_state.OutstandingTransaction.ContainsKey(cmd.TransactionId))
{
// command idempotent, just confirm that it is done
Respond(sender, "Commited");
return;
}
var amount = _state.OutstandingTransaction[cmd.TransactionId];
var commit = new AccountDebitCommited
{
TransactionId = cmd.TransactionId,
Amount = amount,
EndedDate = DateTime.UtcNow
};
Persist(commit, e =>
{
ApplyEvent(e);
Respond(sender, "Commited", new[] { commit });
});
}
public void Apply(AccountDebitCommited @event)
{
Balance -= @event.Amount;
OutstandingTransaction.Remove(@event.TransactionId);
}