public bool TryGetLastValue(out uint lastValue)
{
var lastEventNumber = _indexReader.GetStreamLastEventNumber(LogV3SystemStreams.EventTypesStreamNumber);
var success = ExpectedVersion.NoStream < lastEventNumber && lastEventNumber != EventNumber.DeletedStream;
lastValue = EventTypeIdConverter.ToEventTypeId(lastEventNumber);
return(success);
}
public bool TryGetName(uint eventTypeId, out string name)
{
var record = _indexReader.ReadPrepare(
streamId: LogV3SystemStreams.EventTypesStreamNumber,
eventNumber: EventTypeIdConverter.ToEventNumber(eventTypeId));
if (record is null)
{
name = null;
return(false);
}
if (record is not LogV3EventTypeRecord eventTypeRecord)
{
throw new Exception($"Unexpected log record type: {record}.");
}
name = eventTypeRecord.EventTypeName;
return(true);
}
