async Task <GangState <TStateData> > IGangStateStore
.CommitAsync <TStateData>(string gangId, GangState <TStateData> state, GangAudit audit)
{
var version = state.Version - (uint)state.Uncommitted.Count;
foreach (var eventData in state.Uncommitted)
{
var e = GangStateEvent.From(eventData, audit);
var wrapper = new GangStateEventWrapper(
eventData,
GangStateEventMap.GetName <TStateData>(eventData.GetType()),
audit.SetVersion(++version)
);
_events.OnNext(e);
var key = GetEventKey(++_sequenceNumber);
await _eventStore.SetAsync(
key, wrapper,
overwrite : false
);
}
await _cache.SetAsync(gangId,
new { state.Data, state.Version }
);
await _sequenceNumberStore.SetAsync(KEY_SEQUENCE_NUMBER, _sequenceNumber);
return(GangState.Create(state.Data, state.Version));
}
async Task <IGangStateEvent> GetEventAsync(string key)
{
var wrapper = await _eventStore.TryGetAsync(key);
var type = _eventMap.GetType(wrapper.Type);
return(GangStateEvent.From(
_serializer.Map(wrapper.Data, type),
wrapper.Audit
));
}