public async Task AppendToStream(
string streamId,
int expectedVersion,
NewStreamEvent[] events,
CancellationToken cancellationToken = default(CancellationToken))
{
CheckIfDisposed();
var connection = _getConnection();
var eventDatas = events.Select(e =>
{
var data = Encoding.UTF8.GetBytes(e.JsonData);
var metadata = Encoding.UTF8.GetBytes(e.JsonMetadata);
return new EventData(e.EventId, e.Type, true, data, metadata);
});
try
{
await connection
.AppendToStreamAsync(streamId, expectedVersion, eventDatas)
.NotOnCapturedContext();
}
catch(global::EventStore.ClientAPI.Exceptions.StreamDeletedException ex)
{
throw new StreamDeletedException(ex.Message, ex);
}
catch(global::EventStore.ClientAPI.Exceptions.WrongExpectedVersionException ex)
{
throw new WrongExpectedVersionException(ex.Message, ex);
}
}
public static Task AppendToStream(
this IEventStore eventStore,
string streamId,
int expectedVersion,
NewStreamEvent newStreamEvent)
{
return eventStore.AppendToStream(streamId, expectedVersion, new[] { newStreamEvent });
}
public Task AppendToStream(string streamId, int expectedVersion, NewStreamEvent[] events, CancellationToken cancellationToken = default(CancellationToken))
{
var connection = _getConnection();
connection.BeginTransaction();
//TODO Idempotency check
/*var sequence = connection.Table<Event>()
.Where(e => e.BucketId == "default" && e.StreamId == streamId)
.OrderByDescending(e => e.StreamVersion)
.Select(e => e.StreamVersion)
.Take(1)
.ToList()
.FirstOrDefault();
if(sequence != expectedVersion)
{
throw new Exception();
}*/
var sequence = 0;
var eventsToInsert = events.Select(e => new SqliteEvent
{
JsonData = e.JsonData,
EventId = e.EventId,
JsonMetadata = e.JsonMetadata,
IsDeleted = false,
OriginalStreamId = streamId,
SequenceNumber = sequence++,
Created = _getUtcNow().UtcDateTime,
StreamId = streamId
});
foreach(var eventToInsert in eventsToInsert)
{
connection.Insert(eventToInsert);
}
connection.Commit();
return Task.FromResult(0);
}
public Task AppendToStream(string streamId, int expectedVersion, NewStreamEvent[] events, CancellationToken cancellationToken = default(CancellationToken))
{
return _inner.AppendToStream(streamId, expectedVersion, events, cancellationToken);
}