public async Task <long> GetEventsAsync(string actorName, long indexStart, long indexEnd,
Action <object> callback)
{
var count = indexEnd == long.MaxValue ? indexEnd - 1 : indexEnd - indexStart + 1;
var start = indexStart;
if (indexStart > 0)
{
start = indexStart - 1;
count++;
}
var slice = await _connection.ReadEvents(_eventStreamNameStrategy(actorName), start, count, _stringToType);
var events = slice.Events.ToList();
if (start != indexStart && events.Count > 0)
{
events.RemoveAt(0);
}
foreach (var @event in events)
{
callback(@event);
}
return(slice.Version);
}
public async Task <TSaga> GetSaga(Guid correlationId)
{
var streamName = StreamName(correlationId);
var data = await _connection.ReadEvents(streamName, 512, _assemblyName);
if (data == null)
{
return(null);
}
var saga = SagaFactory();
saga.Initialize(data.Events);
saga.CorrelationId = correlationId;
saga.ExpectedVersion = data.LastVersion;
return(saga);
}
