public bool ProcessEvent(
string partition, CheckpointTag eventPosition, string category1, ResolvedEvent data,
out string newState, out string newSharedState, out EmittedEventEnvelope[] emittedEvents)
{
newSharedState = null;
emittedEvents = null;
newState = null;
if (data.PositionSequenceNumber != 0)
{
return(false); // not our event
}
var category = _streamCategoryExtractor.GetCategoryByStreamId(data.PositionStreamId);
if (category == null)
{
return(true); // handled but not interesting
}
emittedEvents = new[]
{
new EmittedEventEnvelope(
new EmittedDataEvent(
"$category" + "-" + category, Guid.NewGuid(), SystemEventTypes.StreamReference, false,
data.PositionStreamId, null, eventPosition, expectedTag: null))
};
return(true);
}
public bool ProcessEvent(
string partition, CheckpointTag eventPosition, string category1, ResolvedEvent data,
out string newState, out string newSharedState, out EmittedEventEnvelope[] emittedEvents)
{
newSharedState = null;
emittedEvents = null;
newState = null;
string positionStreamId;
var isStreamDeletedEvent = StreamDeletedHelper.IsStreamDeletedEvent(
data.PositionStreamId, data.EventType, data.Data, out positionStreamId);
var category = _streamCategoryExtractor.GetCategoryByStreamId(positionStreamId);
if (category == null)
{
return(true); // handled but not interesting
}
string linkTarget;
if (data.EventType == SystemEventTypes.LinkTo)
{
linkTarget = data.Data;
}
else
{
linkTarget = data.EventSequenceNumber + "@" + data.EventStreamId;
}
emittedEvents = new[]
{
new EmittedEventEnvelope(
new EmittedLinkToWithRecategorization(
_categoryStreamPrefix + category, Guid.NewGuid(), linkTarget, eventPosition, expectedTag: null,
originalStreamId: positionStreamId, streamDeletedAt: isStreamDeletedEvent ? -1 : (int?)null))
};
return(true);
}