public async Task PersistEventsAsync(IEnumerable <object> @event)
{
if (!UsingEventSourcing)
{
throw new Exception("Event cannot be persisted without using Event Sourcing.");
}
var persistedEvents = @event.Select((x, i) => new PersistedEvent(x, Index + 1 + i)).ToList();
await _eventStore.PersistEventsAsync(_actorId, persistedEvents);
Index += persistedEvents.Count;
foreach (var persistedEvent in persistedEvents)
{
_applyEvent(persistedEvent);
if (!_snapshotStrategy.ShouldTakeSnapshot(persistedEvent))
{
continue;
}
var persistedSnapshot = new PersistedSnapshot(_getState(), persistedEvent.Index);
await _snapshotStore.PersistSnapshotAsync(_actorId, persistedSnapshot.Index,
persistedSnapshot.State);
}
}
public async Task PersistSnapshotAsync(object snapshot)
{
var persistedSnapshot = new PersistedSnapshot(snapshot, Index);
await _snapshotStore.PersistSnapshotAsync(_actorId, persistedSnapshot.Index, snapshot);
_applySnapshot(persistedSnapshot);
}
public async Task PersistEventAsync(object @event)
{
if (!UsingEventSourcing)
{
throw new Exception("Event cannot be persisted without using Event Sourcing.");
}
var persistedEvent = new PersistedEvent(@event, (Index + 1));
await _eventStore.PersistEventAsync(_actorId, persistedEvent.Index, persistedEvent.Data);
Index++;
_applyEvent(persistedEvent);
if (_snapshotStrategy.ShouldTakeSnapshot(persistedEvent))
{
var persistedSnapshot = new PersistedSnapshot(_getState(), persistedEvent.Index);
await _snapshotStore.PersistSnapshotAsync(_actorId, persistedSnapshot.Index, persistedSnapshot.State);
}
}
public Task PersistSnapshotAsync(object snapshot)
{
var persistedSnapshot = new PersistedSnapshot(snapshot, Index);
return(_snapshotStore.PersistSnapshotAsync(_actorId, persistedSnapshot.Index, snapshot));
}
