private Task UpdateSagaAsync(
ISaga saga,
IDomainEvent domainEvent,
SagaDetails details,
CancellationToken cancellationToken)
{
if (saga.State == SagaState.Completed)
{
_log.Debug(() => string.Format(
"Saga '{0}' is completed, skipping processing of '{1}'",
details.SagaType.PrettyPrint(),
domainEvent.EventType.PrettyPrint()));
return(Task.FromResult(0));
}
if (saga.State == SagaState.New && !details.IsStartedBy(domainEvent.EventType))
{
_log.Debug(() => string.Format(
"Saga '{0}' isn't started yet and not started by '{1}', skipping",
details.SagaType.PrettyPrint(),
domainEvent.EventType.PrettyPrint()));
return(Task.FromResult(0));
}
var sagaUpdaterType = typeof(ISagaUpdater <, , ,>).MakeGenericType(
domainEvent.AggregateType,
domainEvent.IdentityType,
domainEvent.EventType,
details.SagaType);
var sagaUpdater = (ISagaUpdater)_resolver.Resolve(sagaUpdaterType);
return(sagaUpdater.ProcessAsync(
saga,
domainEvent,
SagaContext.Empty,
cancellationToken));
}
