public async Task Save(object @event)
{
ApplyEvent(@event);
_stream.HeadRevision += 1;
var commit = new Commit(_streamId, @event, _stream.HeadRevision);
await _streamManager.AddCommit(commit);
_stream.UnsnapshottedCommits += 1;
if (_stream.UnsnapshottedCommits == CommitsBeforeSnapshot)
{
_stream.SnapshotRevision += 1;
var snapshot = new Snapshot(_streamId, _stream.SnapshotRevision, _stream.HeadRevision, AggregateDataStructure);
await _streamManager.AddSnapshot(snapshot);
_stream.UnsnapshottedCommits = 0;
}
await _streamManager.UpsertStream(_stream);
}