public void GivenAggregateWithCompositeId_WhenAppendedEvent_LiveAndInlineAggregationWorks()
{
var seatId = new SeatId(Guid.NewGuid());
var customerId = new CustomerId(Guid.NewGuid());
var reservation = Reservation.CreateTentative(seatId, customerId);
var @event = reservation.DequeueUncommittedEvents().Single();
//1. Create events
EventStore.Append(reservation.AggregateId, @event);
Session.SaveChanges();
//2. Get live aggregation
var issuesListFromLiveAggregation = EventStore.AggregateStream <Reservation>(reservation.AggregateId);
//3. Get inline aggregation
var issuesListFromInlineAggregation = Session.Load <Reservation>(reservation.AggregateId);
//4. Get inline aggregation through linq
var reservationId = reservation.Id;
var issuesListFromInlineAggregationFromLinq = Session.Query <Reservation>().SingleOrDefault(r => r.Id.Value == reservationId.Value);
var issuesListFromInlineAggregationFromLinqWithAggregateId = Session.Query <Reservation>().SingleOrDefault(r => r.AggregateId == reservationId.Value);
issuesListFromLiveAggregation.Should().NotBeNull();
issuesListFromInlineAggregation.Should().NotBeNull();
issuesListFromInlineAggregationFromLinq.Should().NotBeNull();
issuesListFromInlineAggregationFromLinqWithAggregateId.Should().NotBeNull();
issuesListFromLiveAggregation !.AggregateId.Should().Be(reservationId.Value);
issuesListFromLiveAggregation !.AggregateId.Should().Be(reservationId.Value);
issuesListFromInlineAggregationFromLinq !.AggregateId.Should().Be(reservationId.Value);
issuesListFromInlineAggregationFromLinqWithAggregateId !.AggregateId.Should().Be(reservationId.Value);
}
public override async ValueTask HandleEvent(NoneStateData stateData,
TakeSeatEvent eventData,
IEventContext eventContext)
{
var claptrapIdentity = eventContext.State.Identity;
var seatId = SeatId.FromSeatId(claptrapIdentity.Id);
var trainActor = _actorProxyFactory.GetClaptrap <ITrainGran>(seatId.TrainId.ToString());
await trainActor.UpdateCountAsync(eventData.FromStationId, eventData.ToStationId);
}
public static Reservation CreateTentative(
SeatId seatId,
CustomerId customerId)
{
return(new Reservation(
new ReservationId(Guid.NewGuid()),
seatId,
customerId,
new ReservationNumber(Guid.NewGuid().ToString())
));
}
public void ChangeSeat(SeatId newSeatId)
{
if (Status != ReservationStatus.Tentative)
{
throw new InvalidOperationException($"Changing seat for the reservation in '{Status}' status is not allowed.");
}
var @event = new ReservationSeatChanged(Id, newSeatId);
Enqueue(@event);
Apply(@event);
}
public static SeatId FromSeatId(int seatId)
{
var seatNumber = seatId % 10000;
var trainId = seatId / 10000;
var re = new SeatId
{
SeatNumber = seatNumber,
TrainId = trainId
};
return(re);
}
private Reservation(
ReservationId id,
SeatId seatId,
CustomerId customerId,
ReservationNumber reservationNumber
)
{
var @event = new TentativeReservationCreated(
id,
seatId,
customerId,
reservationNumber
);
Enqueue(@event);
Apply(@event);
}
public override string ToString()
{
return("Id: " + Id + " Buy time: " + BuyTime.ToShortDateString() + "\n Seat: " + Seat != null?Seat.ToString() : SeatId.ToString()
+ "\n Seance: " + Seance != null?Seance.ToString() : SeanceId.ToString());
}
public SeatInViewingInitialized(SeatId idOfSeatToReserve)
: base(Guid.NewGuid())
{
SeatId = idOfSeatToReserve;
}
public SeatReservedEvent(ViewingId viewingId, SeatId idOfSeatToReserve)
: base(Guid.NewGuid())
{
ViewingId = viewingId;
IdOfSeatToReserve = idOfSeatToReserve;
}
public override string ToString()
{
return(SeatId.ToString());
}