/// <summary>
/// Processes
/// </summary>
/// <param name="committedEventStreamWithContext"></param>
/// <returns></returns>
public Task <CommitSequenceNumber> Process(CommittedEventStreamWithContext committedEventStreamWithContext)
{
try
{
var originatingSequence = committedEventStreamWithContext.EventStream.Sequence;
var context = committedEventStreamWithContext.Context;
var particleStream = committedEventStreamWithContext.EventStream;
EventSourceVersion version = null;
_executionContextManager.CurrentFor(context);
using (var _ = _getEventStore())
{
version = _.GetNextVersionFor(particleStream.Source.Key);
}
var versionedEventSource = new VersionedEventSource(version, new EventSourceKey(particleStream.Source.EventSource, particleStream.Source.Artifact));
var eventEnvelopes = new List <EventEnvelope>();
particleStream.Events.ForEach(_ =>
{
_.Metadata.OriginalContext.CommitInOrigin = particleStream.Sequence;
var envelope = new EventEnvelope(
new EventMetadata(
_.Id,
new VersionedEventSource(version, new EventSourceKey(particleStream.Source.EventSource, particleStream.Source.Artifact)),
_.Metadata.CorrelationId,
_.Metadata.Artifact,
_.Metadata.Occurred,
_.Metadata.OriginalContext
),
_.Event
);
eventEnvelopes.Add(envelope);
version = version.NextSequence();
});
var uncommittedEventStream = new Store.UncommittedEventStream(
particleStream.Id,
particleStream.CorrelationId,
versionedEventSource,
particleStream.Timestamp,
new Store.EventStream(eventEnvelopes)
);
_logger.Information("Commit events to store");
Store.CommittedEventStream committedEventStream = null;
using (var _ = _getEventStore())
{
committedEventStream = _.Commit(uncommittedEventStream);
}
SetOffset(_eventHorizonKey, originatingSequence);
_logger.Information("Process committed events");
_processingHub.Process(committedEventStream);
return(Task.FromResult(committedEventStream.Sequence));
}
catch (Exception ex)
{
_logger.Error(ex, "Couldn't handle incoming commit");
return(Task.FromException <CommitSequenceNumber>(ex));
}
}
