public IDisposable CatchUpSubscription(long lastPosition, EventHandlerCallback onEvent, Action onHasCaughtUp)
{
if (StoreVersion() == -1)
{
hasCaughtUpHandler(true);
}
return(this.streamStore.SubscribeToAll(lastPosition, messageHandler, subscriptionDroppedHandler, hasCaughtUpHandler));
async Task messageHandler(IAllStreamSubscription subscription, StreamMessage streamMessage, CancellationToken cancellationToken)
{
var @event = await DeserializeEvent(streamMessage);
onEvent(streamMessage.StreamId, streamMessage.Position, @event);
}
void subscriptionDroppedHandler(IAllStreamSubscription subscription, SubscriptionDroppedReason reason, Exception exception = null)
{
}
void hasCaughtUpHandler(bool hasCaughtUp)
{
if (hasCaughtUp)
{
onHasCaughtUp();
}
}
}
public void Subscribe <T>(EventHandlerCallback handler)
{
if (!handlerList.ContainsKey(typeof(T)))
{
handlerList.Add(typeof(T), new List <dynamic>());
}
handlerList[typeof(T)].Add(handler);
}
