protected override ValueTask GroupEvents(IEventGrouping <Guid> grouping, IQuerySession session, List <IEvent> events)
{
grouping.AddEventsWithMetadata <BoardStateEvent>(e => e.StreamId, events);
grouping.AddEvents <IBoardEvent>(x => x.BoardId, events);
return(ValueTask.CompletedTask);
}
protected override ValueTask GroupEvents(IEventGrouping <int> grouping, IQuerySession session, List <IEvent> events)
{
// Tell the projection how to group the events
// by Day document
grouping.AddEventsWithMetadata <IDayEvent>(e => e.Data.Day, events);
// This just lets the projection work independently
// on each Movement child of the Travel event
// as if it were its own event
grouping.FanOutOnEach <Travel, Movement>(x => x.Movements);
return(ValueTask.CompletedTask);
}
protected abstract ValueTask GroupEvents(IEventGrouping <TId> grouping, IQuerySession session, List <IEvent> events);