IContainSagaData TryLoadSagaEntity(Saga.Saga saga, LogicalMessage message)
{
var sagaType = saga.GetType();
var sagaEntityType = SagaConfigurationCache.GetSagaEntityTypeForSagaType(sagaType);
var finders = GetFindersFor(message.MessageType, sagaEntityType);
foreach (var finder in finders)
{
var sagaEntity = UseFinderToFindSaga(finder, message.Instance);
if (sagaEntity != null)
{
return(sagaEntity);
}
}
return(null);
}
public Worker(ILogger <Worker> logger, IConfiguration cfg, IHostEnvironment env)
{
this.logger = logger;
var appUrl = cfg.GetValue <string>("AppUrl");
var persistenceUrl = cfg.GetValue <string>("PersistenceUrl");
var isDev = env.IsDevelopment();
this.appClient = new AppClient(appUrl);
this.persistence = new PersistenceClient(persistenceUrl, new PaymentEventUpdater());
Func <TEvent, Task <ActionStatus> > Protect <TEvent>(Func <TEvent, Task <ActionStatus> > action) where TEvent : Event
=> SagaUtil.Protect(action, this.errors);
var shopping = new SagaConfiguration("Shopping")
.OnEvent(Protect((OrderCheckedOut evn) => appClient.Pay(evn.StreamId, evn.CorrelationId)))
.OnEvent(Protect((PaymentRequested evn) => appClient.FinalizePayment(evn.StreamId, evn.CorrelationId, evn.Total, evn.Description)))
.OnEvent(Protect((PaymentCompleted evn) => appClient.Dispatch(evn.OrderStreamId, evn.StreamId, evn.CorrelationId)))
.EndOnEvent <PaymentCancelled>()
.EndOnEvent <OrderDispatched>();
this.saga = new Saga.Saga(shopping, persistence, this.logger);
}
void NotifyTimeoutManagerThatSagaHasCompleted(Saga.Saga saga)
{
MessageDeferrer.ClearDeferredMessages(Headers.SagaId, saga.Entity.Id.ToString());
}
