public static SagaSnapshot Create(SagaUpdatedMessage message)
{
var sagaSnapshot = new SagaSnapshot
{
SagaId = message.SagaId,
SagaType = message.SagaType,
FinishTime = message.FinishTime,
StartTime = message.StartTime,
StateAfterChange = message.SagaState,
Endpoint = message.Endpoint,
InitiatingMessage = CreateInitiatingMessage(message.Initiator)
};
if (message.IsNew)
{
sagaSnapshot.Status = SagaStateChangeStatus.New;
}
else
{
sagaSnapshot.Status = SagaStateChangeStatus.Updated;
}
if (message.IsCompleted)
{
sagaSnapshot.Status = SagaStateChangeStatus.Completed;
}
sagaSnapshot.ProcessedAt = message.FinishTime;
AddResultingMessages(message.ResultingMessages, sagaSnapshot);
return sagaSnapshot;
}
public async Task Handle(SagaUpdatedMessage message, IMessageHandlerContext context)
{
var sagaHistory = new SagaSnapshot
{
SagaId = message.SagaId,
SagaType = message.SagaType,
FinishTime = message.FinishTime,
StartTime = message.StartTime,
StateAfterChange = message.SagaState,
Endpoint = message.Endpoint,
InitiatingMessage = CreateInitiatingMessage(message.Initiator)
};
if (message.IsNew)
{
sagaHistory.Status = SagaStateChangeStatus.New;
}
else
{
sagaHistory.Status = SagaStateChangeStatus.Updated;
}
if (message.IsCompleted)
{
sagaHistory.Status = SagaStateChangeStatus.Completed;
}
sagaHistory.ProcessedAt = message.FinishTime;
AddResultingMessages(message.ResultingMessages, sagaHistory);
using (var session = store.OpenAsyncSession())
{
await session.StoreAsync(sagaHistory).ConfigureAwait(false);
await session.SaveChangesAsync().ConfigureAwait(false);
}
}
public void Handle(SagaUpdatedMessage message)
{
var sagaHistory = new SagaSnapshot
{
SagaId = message.SagaId,
SagaType = message.SagaType,
FinishTime = message.FinishTime,
StartTime = message.StartTime,
StateAfterChange = message.SagaState,
Endpoint = message.Endpoint,
InitiatingMessage = CreateInitiatingMessage(message.Initiator)
};
if (message.IsNew)
{
sagaHistory.Status = SagaStateChangeStatus.New;
}
else
{
sagaHistory.Status = SagaStateChangeStatus.Updated;
}
if (message.IsCompleted)
{
sagaHistory.Status = SagaStateChangeStatus.Completed;
}
sagaHistory.ProcessedAt = message.FinishTime;
AddResultingMessages(message.ResultingMessages, sagaHistory);
using (var session = store.OpenSession())
{
session.Store(sagaHistory);
session.SaveChanges();
}
}
static void AddResultingMessages(List<SagaChangeOutput> sagaChangeResultingMessages, SagaSnapshot sagaStateChange)
{
foreach (var toAdd in sagaChangeResultingMessages)
{
var resultingMessage = sagaStateChange.OutgoingMessages.FirstOrDefault(x => x.MessageId == toAdd.ResultingMessageId);
if (resultingMessage == null)
{
resultingMessage = new ResultingMessage();
sagaStateChange.OutgoingMessages.Add(resultingMessage);
}
resultingMessage.MessageType = toAdd.MessageType;
resultingMessage.MessageId = toAdd.ResultingMessageId;
resultingMessage.TimeSent = toAdd.TimeSent;
resultingMessage.DeliveryDelay = toAdd.DeliveryDelay;
resultingMessage.DeliverAt = toAdd.DeliveryAt;
resultingMessage.Destination = toAdd.Destination;
resultingMessage.Intent = toAdd.Intent;
}
}
