public async Task AppendEventsAsync(IReadOnlyCollection <JournaledEvent> events)
{
Require.NotNull(events, "events");
ConnectionState.EnsureConnectionIsActive();
if (events.Count == 0)
{
return;
}
var fromVersion = m_endOfStream.Version;
var mutatedEvents = new List <JournaledEvent>(events.Count);
mutatedEvents.AddRange(events.Select(journaledEvent => m_mutationPipeline.Mutate(journaledEvent)));
await m_pendingNotification.AddAsync(StreamName, fromVersion, mutatedEvents.Count);
m_endOfStream = await m_journal.AppendEventsAsync(StreamName, m_endOfStream, mutatedEvents);
await m_notificationHub.NotifyAsync(new EventStreamUpdated(StreamName, fromVersion, m_endOfStream.Version));
await m_pendingNotification.DeleteAsync(StreamName, fromVersion);
}
private async Task ProcessStreamNotificationAsync(string streamName, List <EventStreamUpdated> notifications)
{
await m_notificationHub.NotifyAsync(notifications.First());
await m_pendingNotifications.DeleteAsync(streamName, notifications.SelectToArray(n => n.FromVersion));
}
