public async Task RequestTimeOut(string writeTo, Guid id, object message, DateTime time, IDictionary <string, object> metaData)
{
var timeOutManager = TimeOutManager.GetCurrent();
if (timeOutManager == null)
{
throw new InvalidOperationException("There is no timeout manager");
}
await timeOutManager.Add(new TimeoutData(writeTo, id, message, time, metaData)).ConfigureAwait(false);
}
private async Task Poll(CancellationToken cancellationToken)
{
var startSlice = DateTime.UtcNow.AddYears(-10);
while (!cancellationToken.IsCancellationRequested)
{
if (_nextRetrieval > DateTime.UtcNow)
{
await Task.Delay(_secondsToSleepBetweenPolls * 1000, cancellationToken).ConfigureAwait(false);
continue;
}
var timeOutManager = TimeOutManager.GetCurrent();
if (timeOutManager == null)
{
return;
}
var nextExpiredTimeout = await timeOutManager.GetNextChunk(startSlice, x =>
{
if (startSlice < x.Item2)
{
startSlice = x.Item2;
}
return(_eventStoreConnection.AppendToStreamAsync(x.Item1.WriteTo, ExpectedVersion.Any, ToEventData(x.Item1.Id, x.Item1.Message, x.Item1.MetaData)));
}).ConfigureAwait(false);
_nextRetrieval = nextExpiredTimeout;
lock (_lockObject)
{
if (nextExpiredTimeout < _nextRetrieval)
{
_nextRetrieval = nextExpiredTimeout;
}
}
var maxNextRetrieval = DateTime.UtcNow + TimeSpan.FromMinutes(1);
if (_nextRetrieval > maxNextRetrieval)
{
_nextRetrieval = maxNextRetrieval;
}
}
}