public async Task SaveSnapshotAsync <T>(IAggregateWithSnapshot <T> aggregate, Guid snapshotId)
where T : class
{
if (aggregate == null)
{
throw new ArgumentNullException(nameof(aggregate));
}
T snapshot = aggregate.TakeSnapshot();
EventStoreSnapshot eventStoreSnapshot = new EventStoreSnapshot(snapshotId, aggregate.EventStreamRevision, snapshot);
await this.eventStoreProvider.AddSnapshotAsync(aggregate.EventStreamId, aggregate.SnapshotStreamId, eventStoreSnapshot).ConfigureAwait(false);
aggregate.NumberOfEventsSinceLastSnapshot = 0;
}
