public override VehicleState When(VehicleState state, object @event)
{
return(@event switch
{
VehicleRegistered e => With(state, x =>
{
x.Id = e.VehicleId;
x.CustomerId = e.CustomerId;
x.State = e.State;
x.Registration = e.Registration;
x.MaxSpeed = e.MaxSpeed;
x.MaxTemperature = e.MaxTemperature;
}),
VehicleMaxSpeedAdjusted e => With(state, x => x.MaxSpeed = e.MaxSpeed),
VehicleMaxTemperatureAdjusted e => With(state, x => x.MaxTemperature = e.MaxTemperature),
VehicleOverheated e => Overheated(e.Temperature),
VehicleSpeeingDetected e => Speeding(e.RecordedSpeed),
_ => state
});
public static Func <Task> GetHandler(IAsyncDocumentSession session, object @event)
{
return(@event switch
{
VehicleRegistered e =>
() =>
session.StoreAsync(
new VehicleItem
{
Id = GetDbId(e.VehicleId),
Registration = e.Registration,
MakeModel = e.MakeModel,
MaxSpeed = e.MaxSpeed,
MaxTemperature = e.MaxTemperature,
State = e.State,
Sensors = new List <VehicleItem.VehicleSensor>()
}
),
VehicleMaxSpeedAdjusted e =>
() => Update(e.VehicleId, x => x.MaxSpeed = e.MaxSpeed),
VehicleMaxTemperatureAdjusted e =>
() => Update(e.VehicleId, x => x.MaxTemperature = e.MaxTemperature),
VehicleSpeeingDetected e =>
() => Update(e.VehicleId, x => x.State = "Speeding"),
VehicleOverheated e =>
() => Update(e.VehicleId, x => x.State = "Overheated"),
Messages.Sensor.Events.SensorTelemetryReceived e =>
() => UpdateOneSensor(
e.VehicleId,
e.SensorId,
sensor =>
{
sensor.Speed = e.Speed;
sensor.Temperature = e.Temperature;
}
),
_ => (Func <Task>)null
});
