コード例 #1
0
        /// <summary>
        /// Commits events to event store and event bus
        /// </summary>
        /// <param name="id">aggregate ID</param>
        /// <param name="aggregateRoot">aggregate</param>
        /// <param name="metadata">metadata</param>
        /// <returns>async task boid result</returns>
        public async Task CommitEventsAsync(string id, IAggregateRoot aggregateRoot, ICommandMetadata metadata)
        {
            var events  = ExtractEvents(aggregateRoot, metadata).ToList();
            var version = aggregateRoot.Version;

            events.ForEach(e => e.Version = version);
            await _eventSource.AppendEventsAsync(id, version, events).ConfigureAwait(false);

            _eventBus?.Publish(events);

            if (aggregateRoot.Version % SnapshotsInterval == 0)
            {
                await _snapshots.SaveAsync(new Snapshot(id, version, _serializer.Serialize(aggregateRoot.State))).ConfigureAwait(false);
            }
        }