public async Task PublishEvents()
{
var streams = TripStream.RandomStreams(5);
while (streams.Any())
{
var count = 0;
using (var session = _store.LightweightSession())
{
foreach (var stream in streams.ToArray())
{
if (stream.TryCheckOutEvents(out var events))
{
count += events.Length;
session.Events.Append(stream.StreamId, events);
}
if (stream.IsFinishedPublishing())
{
streams.Remove(stream);
}
}
await session.SaveChangesAsync();
Console.WriteLine($"Wrote {count} events at {DateTime.Now.ToShortTimeString()}");
}
}
}
public async Task PublishEvents()
{
var streams = TripStream.RandomStreams(5);
while (streams.Any())
{
var count = 0;
var options = SessionOptions.ForDatabase(_database);
await using var session = _store.OpenSession(options);
foreach (var stream in streams.ToArray())
{
if (stream.TryCheckOutEvents(out var events))
{
count += events.Length;
session.Events.Append(stream.StreamId, events);
}
if (stream.IsFinishedPublishing())
{
streams.Remove(stream);
}
}
await session.SaveChangesAsync();
_board.Update(_name, count);
}
}
public async Task conditional_deletes_through_lambda_conditions_on_aggregate()
{
var shortTrip = new TripStream().TravelIsUnder(200);
var longTrip = new TripStream().TravelIsOver(2000);
var initialCount = shortTrip.Events.Count + longTrip.Events.Count;
_output.WriteLine($"Initially publishing {initialCount} events");
var projection = new TestingSupport.TripProjection();
projection.ProjectionName = "Trip";
StoreOptions(x => x.Projections.Add(projection, ProjectionLifecycle.Async), true);
var agent = await StartDaemon();
var waiter1 = agent.Tracker.WaitForShardState("Trip:All", initialCount);
using (var session = theStore.LightweightSession())
{
session.Events.Append(shortTrip.StreamId, shortTrip.Events.ToArray());
session.Events.Append(longTrip.StreamId, longTrip.Events.ToArray());
await session.SaveChangesAsync();
}
await waiter1;
// This should not trigger a delete
theSession.Events.Append(shortTrip.StreamId, new VacationOver());
// This should trigger a delete
theSession.Events.Append(longTrip.StreamId, new VacationOver());
await theSession.SaveChangesAsync();
var totalNumberOfEvents = initialCount + 2;
var waiter2 = agent.Tracker.WaitForShardState(new ShardState("Trip:All", totalNumberOfEvents), 30.Seconds());
await waiter2;
using var query = theStore.QuerySession();
(await query.LoadAsync <Trip>(shortTrip.StreamId)).ShouldNotBeNull();
(await query.LoadAsync <Trip>(longTrip.StreamId)).ShouldBeNull();
}
