public async Task Handle(NozzleUsed @event)
{
logger.LogDebug($"Nozzle used event received. Id: {@event.Id}");
var petrolStation = await repository.GetAsync(callContext.PetrolStationId.Value);
petrolStation.Time = @event.TimeStamp;
var tank = petrolStation.Tanks.SingleOrDefault(x => x.Nozzles.Any(z => z.Id == @event.Id));
var nozzle = tank.Nozzles.Single(z => z.Id == @event.Id);
nozzle.LastTransactionVolume = @event.PetrolAmountInTransaction;
nozzle.TotalPetrolAmount = @event.TotalDispatchedPetrolAmount;
var report = factory.CreateReportForNozzleUsed(tank.Id, @event);
if (petrolStation.Reports == null)
{
petrolStation.Reports = new List <PetrolStationReport>();
}
petrolStation.Reports.Add(report);
tank.CurrentVolume -= @event.PetrolAmountInTransaction;
await repository.UpdateAsync(petrolStation);
await hub.Clients.All.SendAsync("StationUpdate", petrolStation.Id);
logger.LogDebug($"Nozzle used event received handling ended.");
}
public PetrolStationReport CreateReportForNozzleUsed(Guid tankId, NozzleUsed @event)
{
return(new PetrolStationReport()
{
TankId = tankId,
NozzleId = @event.Id,
TimeStamp = @event.TimeStamp,
Report = $"Nozzle was used. Petrol amount in transaction: {@event.PetrolAmountInTransaction}. Total dispatched petrol amount by nozzle: {@event.TotalDispatchedPetrolAmount}.",
Status = ReportStatus.NozzleUsed
});
}
private IEvent FinishUsingNozzle(DateTime currentDateTime)
{
TotalPetrolAmount += PetrolAmountInCurrentTransaction;
IsCurrentlyInUse = false;
IEvent eventToPublish;
if (CurrentClient.PayForOrder())
{
TotalStolenPetrolAmount += 0;
LastStolenPetrolAmount = 0;
eventToPublish = new NozzleUsed(Id, currentDateTime, PetrolAmountInCurrentTransaction, TotalPetrolAmount);
PetrolAmountInCurrentTransaction = 0;
}
else
{
TotalStolenPetrolAmount += PetrolAmountInCurrentTransaction;
LastStolenPetrolAmount = PetrolAmountInCurrentTransaction;
eventToPublish = new PetrolStolenByCustomer(Id, currentDateTime, LastStolenPetrolAmount, TotalStolenPetrolAmount, TotalPetrolAmount);
PetrolAmountInCurrentTransaction = 0;
}
return(eventToPublish);
}