public async Task Handle(CreateNewTrip trip)
{
var started = new TripStarted
{
Day = trip.Day
};
var departure = new Departure
{
Day = trip.Day,
State = trip.State
};
var travel = new Travel
{
Day = trip.Day,
Movements = new List <Movement>(trip.Movements)
};
// This will create a new event stream and
// append the three events to that new stream
// when the IDocumentSession is saved
var action = _session.Events
.StartStream(started, departure, travel);
// You can also use strings as the identifier
// for streams
var tripId = action.Id;
// Commit the events to the new event
// stream for this trip
await _session.SaveChangesAsync();
}
public void Apply(Day day, TripStarted e) => day.Started++;
// Create a new aggregate based on the initial
// event type
internal Trip(TripStarted started)
{
StartedOn = started.Day;
Active = true;
}
