/// <summary>
/// The flight object creation request method
/// </summary>
/// <param name="req">the request from the user side</param>
/// <returns>the response to the user side</returns>
public ResponseFlightObject CreateFlightObject(RequestFlightObject req)
{
int flightSerial = default(int);
FlightDTO flight = null;
try
{
//gets a random serial
flightSerial = arrivalSim.CreateFlightSerial();
//creates a flight object in DB with a serial property only.
//flight 'isAlive' prperty set to false
flight = ctRepo.CreateFlightObject(flightSerial);
}
catch (Exception e)
{
throw new Exception($"Flight serial OR Flight object could not bet created. {e.Message}");
}
return(new ResponseFlightObject
{
Flight = flight,
IsSuccess = true,
Message = $"Flight #{flight.FlightSerial} has been created."
});
}
/// <summary>
/// the simulator timer's elapsed event
/// </summary>
/// <param name="sender">the timer caller</param>
/// <param name="e">the event arguments of the event</param>
void CreateFlight_ArrivalTimerElapsed(object sender, ElapsedEventArgs e)
{
//the timer pauses until the current flight is created fully
if (sender is Timer)
{
(sender as Timer).Stop();
}
ResponseFlightObject resFlight = null;
try
{
//a request is being made to the service to create a flight objest
RequestFlightObject reqFlight = new RequestFlightObject()
{
CurrentFlights = simProxy.GetFlightsCollection().Flights
};
resFlight = simProxy.CreateFlightObject(reqFlight);
}
catch (Exception ex)
{
throw new Exception($"Could not retrieve collection OR create flight object. {ex.Message}");
}
//if the fligts has been created successfully
if (resFlight.IsSuccess)
{
//the first interval is retreived by the proxy from the first checkpoint
double initialDuration = simProxy.GetCheckpointDuration(new RequestCheckpointDuration()
{
CheckpointSerial = "1", CheckpointType = CheckpointType.Landing.ToString()
}).CheckpointDuration;
//the current flight & a new timer, for checkpoint promotion, are being saved into the simproxy hash
simProxy.flightsTimers[resFlight.Flight] = new Timer(initialDuration);
simProxy.flightsTimers[resFlight.Flight].Elapsed += PromotionTimer_Elapsed;
simProxy.flightsTimers[resFlight.Flight].Start();
}
else
{
throw new Exception("No success retrieving flight response.");
}
//the object creation timer unpauses
(sender as Timer).Start();
}
public ResponseFlightObject CreateFlightObject(RequestFlightObject req)
{
return(simService.CreateFlightObject(req));
}
