protected virtual void Save(ISaga saga, IEvent by, string bucketId = Bucket.Default)
{
if (string.IsNullOrWhiteSpace(saga.Id)) throw new ApplicationException("Saga.Id is not specified");
if (OnSavedHook != null) OnSavedHook(this, saga, by);
var byTyped = by as DomainEvent;
foreach (IEvent e in saga.GetUncommittedEvents())
{
var evt = e as DomainEvent;
if (evt != null)
{
evt.SagaId = new Guid(saga.Id);
if (byTyped != null)
{
if (!evt.TenantId.HasValue) evt.TenantId = byTyped.TenantId;
if (!evt.IssuedBy.HasValue) evt.IssuedBy = byTyped.IssuedBy;
}
}
}
foreach (DomainCommand cmd in saga.GetUndispatchedMessages())
{
cmd.SagaId = new Guid(saga.Id);
if (byTyped != null)
{
if (!cmd.TenantId.HasValue) cmd.TenantId = byTyped.TenantId;
if (!cmd.IssuedBy.HasValue) cmd.IssuedBy = byTyped.IssuedBy;
}
}
sagas.Save(bucketId, saga, Guid.NewGuid(), _ => { });
}
private IEventStream PrepareStream(string bucketId, ISaga saga, Dictionary <string, object> headers)
{
IEventStream stream;
var sagaKey = bucketId + "+" + saga.Id;
if (!_streams.TryGetValue(sagaKey, out stream))
{
_streams[saga.Id] = stream = _eventStore.CreateStream(bucketId, saga.Id);
}
foreach (var item in headers)
{
stream.UncommittedHeaders[item.Key] = item.Value;
}
saga.GetUncommittedEvents().Cast <object>().Select(x => new EventMessage {
Body = x
}).ToList().ForEach(stream.Add);
return(stream);
}
public void Populate(SagaHolder sagaHolder, ISaga saga)
{
sagaHolder.Id = saga.Id;
sagaHolder.Name = saga.GetType().Name;
sagaHolder.Type = saga.GetType().AssemblyQualifiedName;
sagaHolder.Key = saga.Key;
sagaHolder.Partition = saga.Partition;
sagaHolder.State = saga.CurrentState.ToString();
sagaHolder.SerializedSaga = _serializer.ToJson(saga, SerializationOptions);
sagaHolder.UncommittedEvents = _serializer.ToJson(_eventConverter.ToEventHolders(saga.GetUncommittedEvents()));
var chapterHolders = (from c in saga.Chapters
select GetChapterHolderFromChapter(c)).ToArray();
sagaHolder.SerializedChapters = _serializer.ToJson(chapterHolders);
if (saga.CurrentChapter != null)
sagaHolder.CurrentChapterType = saga.CurrentChapter.GetType().AssemblyQualifiedName;
}
