private async Task processEventSlices(IShardAgent shardAgent, IAggregationRuntime <TDoc, TId> runtime,
IDocumentStore store, CancellationToken token)
{
var beingFetched = new List <EventSlice <TDoc, TId> >();
foreach (var slice in Slices)
{
if (token.IsCancellationRequested)
{
_builder.Complete();
break;
}
if (runtime.IsNew(slice))
{
_builder.Post(slice);
}
else
{
beingFetched.Add(slice);
}
}
if (token.IsCancellationRequested)
{
return;
}
var ids = beingFetched.Select(x => x.Id).ToArray();
IReadOnlyList <TDoc> aggregates = null;
await shardAgent.TryAction(async() =>
{
var options = new SessionOptions
{
Tenant = Tenant, Tracking = DocumentTracking.None, AllowAnyTenant = true
};
using var session = (IMartenSession)store.OpenSession(options);
aggregates = await runtime.Storage
.LoadManyAsync(ids, session, token).ConfigureAwait(false);
}, token).ConfigureAwait(false);
if (token.IsCancellationRequested || aggregates == null)
{
return;
}
var dict = aggregates.ToDictionary(x => runtime.Storage.Identity(x));
foreach (var slice in Slices)
{
if (dict.TryGetValue(slice.Id, out var aggregate))
{
slice.Aggregate = aggregate;
}
_builder.Post(slice);
}
}
public override Task ConfigureUpdateBatch(IShardAgent shardAgent, ProjectionUpdateBatch batch,
EventRangeGroup eventRangeGroup)
{
throw new System.NotImplementedException();
}
public override Task ConfigureUpdateBatch(IShardAgent shardAgent, ProjectionUpdateBatch batch,
EventRangeGroup eventRangeGroup)
{
throw new NotSupportedException();
}
public abstract Task ConfigureUpdateBatch(IShardAgent shardAgent, ProjectionUpdateBatch batch,
EventRangeGroup eventRangeGroup);
