private void RecordTripOriginatingAndServicingPartner(DispatchTripRequest r, Gateway partner)
{
originatingPartnerByTrip.Add(r.tripID, r.clientID);
Logger.AddTag("Originating partner", r.clientID);
servicingPartnerByTrip.Add(r.tripID, partner.ID);
Logger.AddTag("Servicing partner", partner.name);
}
private void MakeTripAndAddItToActive(DispatchTripRequest r, Gateway partner)
{
Gateway client = partners[r.clientID];
var trip = new Trip
{
Id = r.tripID,
OriginatingPartnerName = client.name,
OriginatingPartnerId = client.ID,
ServicingPartnerName = partner.name,
ServicingPartnerId = partner.ID,
Status = Status.Queued,
PickupLocation = r.pickupLocation,
PickupTime = r.pickupTime,
DropoffLocation = r.dropoffLocation,
PassengerName = r.passengerName,
VehicleType = r.vehicleType,
SamplingPercentage = 1
};
trip.SetCreation(DateTime.UtcNow);
activeTrips.Add(r.tripID, trip);
Logger.AddTag("Passenger", r.passengerName);
Logger.AddTag("Pickup_time", r.pickupTime.ToString());
Logger.AddTag("Pickup_location,", r.pickupLocation.ToString());
Logger.AddTag("Dropoff_location", r.dropoffLocation.ToString());
}
private Gateway SelectThePartnerWithBestQuote(DispatchTripRequest r, Gateway partner, QuoteTripResponse response)
{
Quote bestQuote = null;
DateTime bestETA = r.pickupTime + missedBookingPeriod;
// not more than 30 minues late
foreach (Quote q in response.quotes)
{
DateTime eta = (DateTime)q.ETA;
if (eta == null) // if no ETA is returned then we assum a certain lateness.
{
eta = r.pickupTime + missedBookingPeriod - new TimeSpan(0, 1, 0);
}
if (eta.ToUniversalTime() < bestETA.ToUniversalTime())
{
bestETA = (DateTime)q.ETA;
bestQuote = q;
}
}
if (bestQuote != null)
{
partner = partners[bestQuote.PartnerId];
r.fleetID = bestQuote.FleetId;
Logger.Log("Best quote " + bestQuote + " from " + partner.name);
}
else
{
Logger.Log("There are no partners to handle this trip within an acceptable service time");
}
return(partner);
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest r)
{
requests++;
DispatchTripResponse response;
if (TripIsNotAlreadyActive(r))
{
// Note: GetTrip populates the foreignTripID
Gateway partner = null;
if (PartnerHasNotBeenSpecified(r))
{
response = AutoDispatchTrip(r, ref partner);
}
else
{
partner = SelectedPartner(r);
}
if (PartnerHasBeenSelected(partner))
{
RecordTripOriginatingAndServicingPartner(r, partner);
if (TripIsLocal(r))
{
response = new DispatchTripResponse(result: Result.OK);
}
else
{
var partnerClientId = r.clientID;
ChangeTheClientIDToTripThru(r);
response = partner.DispatchTrip(r);
r.clientID = partnerClientId;
}
if (response.result != Result.OK)
{
Logger.Log("DispatchTrip to " + partner.name + " failed");
}
else
{
MakeTripAndAddItToActive(r, partner);
}
}
else
{
response = MakeRejectDispatchResponse(r, partners[r.clientID], partner);
Logger.Log("DispatchTrip failed: No partner found.");
}
}
else
{
response = MakeRejectDispatchResponse(r, partners[r.clientID], null);
Logger.Log("DispatchTrip failed: Trip already active");
}
return(response);
}
private QuoteTripResponse BroadcastQuoteRequestsToAllPartners(DispatchTripRequest r)
{
QuoteTripResponse response = QuoteTrip(new QuoteTripRequest(
clientID: r.clientID, // TODO: Daniel, fix this when you add authentication
pickupLocation: r.pickupLocation,
pickupTime: r.pickupTime,
passengerID: r.passengerID,
passengerName: r.passengerName,
luggage: r.luggage,
persons: r.persons,
dropoffLocation: r.dropoffLocation,
waypoints: r.waypoints,
paymentMethod: r.paymentMethod,
vehicleType: r.vehicleType,
maxPrice: r.maxPrice,
minRating: r.minRating,
partnerID: r.partnerID,
fleetID: r.fleetID,
driverID: r.driverID));
return(response);
}
private DispatchTripResponse AutoDispatchTrip(DispatchTripRequest r, ref Gateway partner)
{
DispatchTripResponse response = new DispatchTripResponse(result: Result.UnknownError);
Logger.Log("Auto mode, so quote trip through all partners");
Logger.Tab();
// Dispatch to partner with shortest ETA
QuoteTripResponse quoteTripResponse = BroadcastQuoteRequestsToAllPartners(r);
if (BroadcastQuoteWasRejected(quoteTripResponse))
{
response = HandleRejectDispatchResponse(response);
}
else if (quoteTripResponse.result != Result.OK)
{
response = HandleQuoteBroadcastFailedResponse(response, quoteTripResponse);
}
else
{
partner = SelectThePartnerWithBestQuote(r, partner, quoteTripResponse);
}
Logger.Untab();
return(response);
}
private QuoteTripResponse BroadcastQuoteRequestsToAllPartners(DispatchTripRequest r)
{
QuoteTripResponse response = QuoteTrip(new QuoteTripRequest(
clientID: r.clientID, // TODO: Daniel, fix this when you add authentication
pickupLocation: r.pickupLocation,
pickupTime: r.pickupTime,
passengerID: r.passengerID,
passengerName: r.passengerName,
luggage: r.luggage,
persons: r.persons,
dropoffLocation: r.dropoffLocation,
waypoints: r.waypoints,
paymentMethod: r.paymentMethod,
vehicleType: r.vehicleType,
maxPrice: r.maxPrice,
minRating: r.minRating,
partnerID: r.partnerID,
fleetID: r.fleetID,
driverID: r.driverID));
return response;
}
private DispatchTripResponse AutoDispatchTrip(DispatchTripRequest r, ref Gateway partner)
{
DispatchTripResponse response = new DispatchTripResponse(result: Result.UnknownError);
Logger.Log("Auto mode, so quote trip through all partners");
Logger.Tab();
// Dispatch to partner with shortest ETA
QuoteTripResponse quoteTripResponse = BroadcastQuoteRequestsToAllPartners(r);
if (BroadcastQuoteWasRejected(quoteTripResponse))
response = HandleRejectDispatchResponse(response);
else if (quoteTripResponse.result != Result.OK)
response = HandleQuoteBroadcastFailedResponse(response, quoteTripResponse);
else
partner = SelectThePartnerWithBestQuote(r, partner, quoteTripResponse);
Logger.Untab();
return response;
}
private bool TripIsLocal(DispatchTripRequest r)
{
return(r.clientID == r.partnerID);
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest r)
{
requests++;
if (r.fleetID != null)
{
PartnerFleet f = PartnerFleets[r.fleetID];
if (f.FleetServesLocation(r.pickupLocation))
{
PartnerTrip trip = GetTrip(r);
if (f.QueueTrip(trip))
{
DispatchTripResponse response = new DispatchTripResponse();
Logger.Log("DispatchTrip successful on " + name + ", Response: " + response);
return response;
}
}
return new DispatchTripResponse(result: Result.Rejected);
}
// Note: GetTrip populates the foreignTripID
foreach (PartnerFleet f in PartnerFleets.Values)
{
if (!f.FleetServesLocation(r.pickupLocation))
continue;
PartnerTrip trip = GetTrip(r);
if (f.QueueTrip(trip))
{
DispatchTripResponse response = new DispatchTripResponse();
Logger.Log("DispatchTrip successful on " + name + ", Response: " + response);
return response;
}
}
{
DispatchTripResponse response = new DispatchTripResponse(result: Result.Rejected);
Logger.Log("DispatchTrip rejected on " + name + ", no available drivers -- Response: " + response);
return response;
}
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest request)
{
return MakeRejectDispatchResponse();
}
virtual public DispatchTripResponse DispatchTrip(DispatchTripRequest request)
{
throw new Exception("Not supported");
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest request)
{
throw new Exception("not supported");
}
private Gateway SelectThePartnerWithBestQuote(DispatchTripRequest r, Gateway partner, QuoteTripResponse response)
{
Quote bestQuote = null;
DateTime bestETA = r.pickupTime + missedBookingPeriod;
// not more than 30 minues late
foreach (Quote q in response.quotes)
{
DateTime eta = (DateTime)q.ETA;
if (eta == null) // if no ETA is returned then we assum a certain lateness.
eta = r.pickupTime + missedBookingPeriod - new TimeSpan(0, 1, 0);
if (eta.ToUniversalTime() < bestETA.ToUniversalTime())
{
bestETA = (DateTime)q.ETA;
bestQuote = q;
}
}
if (bestQuote != null)
{
partner = partners[bestQuote.PartnerId];
r.fleetID = bestQuote.FleetId;
Logger.Log("Best quote " + bestQuote + " from " + partner.name);
}
else
Logger.Log("There are no partners to handle this trip within an exceptable service time");
return partner;
}
private void RecordTripOriginatingAndServicingPartner(DispatchTripRequest r, Gateway partner)
{
originatingPartnerByTrip.Add(r.tripID, r.clientID);
Logger.AddTag("Originating partner", r.clientID);
servicingPartnerByTrip.Add(r.tripID, partner.ID);
Logger.AddTag("Servicing partner", partner.name);
}
private void ChangeTheClientIDToTripThru(DispatchTripRequest r)
{
r.clientID = ID;
}
private static bool PartnerHasNotBeenSpecified(DispatchTripRequest r)
{
return(r.partnerID == null);
}
private Gateway SelectedPartner(DispatchTripRequest r)
{
return(partners[r.partnerID]);
}
private bool TripIsNotAlreadyActive(DispatchTripRequest r)
{
return(!activeTrips.ContainsKey(r.tripID));
}
private void ChangeTheClientIDToTripThru(DispatchTripRequest r)
{
r.clientID = ID;
}
private void MakeTripAndAddItToActive(DispatchTripRequest r, Gateway partner)
{
Gateway client = partners[r.clientID];
var trip = new Trip
{
Id = r.tripID,
OriginatingPartnerName = client.name,
OriginatingPartnerId = client.ID,
ServicingPartnerName = partner.name,
ServicingPartnerId = partner.ID,
Status = Status.Queued,
PickupLocation = r.pickupLocation,
PickupTime = r.pickupTime,
DropoffLocation = r.dropoffLocation,
PassengerName = r.passengerName,
VehicleType = r.vehicleType
};
activeTrips.Add(r.tripID, trip);
Logger.AddTag("Passenger", r.passengerName);
Logger.AddTag("Pickup_time", r.pickupTime.ToString());
Logger.AddTag("Pickup_location,", r.pickupLocation.ToString());
Logger.AddTag("Dropoff_location", r.dropoffLocation.ToString());
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest r)
{
DispatchTripResponse response;
{
requests++;
if (r.partnerID != null && r.partnerID != ID)
{
Logger.Log("Dispatching trip to partner " + r.partnerID);
PartnerTrip trip = GetTrip(r, autoDispatch: false);
trip.origination = PartnerTrip.Origination.Local;
PartnerFleets.FirstOrDefault().Value.QueueTrip(trip);
if (TryToDispatchToForeignProvider(trip, r.partnerID))
response = new DispatchTripResponse(result: Result.OK);
else
response = new DispatchTripResponse(result: Result.Rejected);
}
else if (r.driverID != null)
response = DispatchToSpecificDriver(r);
else if (r.fleetID != null)
response = DispatchToSpecificFleet(r);
else
response = DispatchToFirstFleetThatServes(r);
}
return response;
}
private Gateway SelectedPartner(DispatchTripRequest r)
{
return partners[r.partnerID];
}
private DispatchTripResponse DispatchToFirstFleetThatServes(DispatchTripRequest r)
{
Logger.Log("Dispatching to first fleet that serves");
DispatchTripResponse response = new DispatchTripResponse(result: Result.Rejected);
foreach (PartnerFleet f in PartnerFleets.Values)
{
if (!f.FleetServesLocation(r.pickupLocation))
continue;
PartnerTrip trip = GetTrip(r);
if (f.QueueTrip(trip))
{
DispatchTripResponse resp = new DispatchTripResponse();
Logger.Log("DispatchTrip successful on " + name + ", Response: " + resp);
return resp;
}
}
return response;
}
private bool TripIsNotAlreadyActive(DispatchTripRequest r)
{
return !activeTrips.ContainsKey(r.tripID);
}
private DispatchTripResponse DispatchToSpecificDriver(DispatchTripRequest r)
{
throw new Exception("Dispatch to specific driver not yet supported");
}
protected DispatchTripResponse MakeRejectDispatchResponse(DispatchTripRequest r, Gateway client, Gateway partner)
{
DispatchTripResponse response;
rejects++;
response = new DispatchTripResponse(result: Result.Rejected);
var trip = new Trip
{
Id = r.tripID,
OriginatingPartnerName = client.name,
OriginatingPartnerId = client.ID,
ServicingPartnerName = partner == null ? null : partner.name,
ServicingPartnerId = partner == null ? null : partner.ID,
Status = Status.Rejected,
PickupLocation = r.pickupLocation,
PickupTime = r.pickupTime,
DropoffLocation = r.dropoffLocation,
PassengerName = r.passengerName,
VehicleType = r.vehicleType,
Creation = DateTime.UtcNow,
LatenessMilliseconds = 0,
SamplingPercentage = 1
};
activeTrips.SaveTrip(trip); // Hack: save trip should be moved somewhere else.
return response;
}
private DispatchTripResponse DispatchToSpecificFleet(DispatchTripRequest r)
{
Logger.Log("Dispatching to fleet " + r.fleetID);
PartnerFleet f = PartnerFleets[r.fleetID];
if (f.FleetServesLocation(r.pickupLocation))
{
PartnerTrip trip = GetTrip(r);
if (f.QueueTrip(trip))
{
DispatchTripResponse response = new DispatchTripResponse();
Logger.Log("DispatchTrip successful on " + name + ", Response: " + response);
Logger.SetServicingId(this.ID);
return response;
}
}
return new DispatchTripResponse(result: Result.Rejected);
}
override public DispatchTripResponse DispatchTrip(DispatchTripRequest request)
{
return(MakeRejectDispatchResponse());
}
public override DispatchTripResponse DispatchTrip(DispatchTripRequest r)
{
requests++;
DispatchTripResponse response;
if (TripIsNotAlreadyActive(r))
{
// Note: GetTrip populates the foreignTripID
Gateway partner = null;
if (PartnerHasNotBeenSpecified(r))
response = AutoDispatchTrip(r, ref partner);
else
partner = SelectedPartner(r);
if (PartnerHasBeenSelected(partner))
{
RecordTripOriginatingAndServicingPartner(r, partner);
var partnerClientId = r.clientID;
ChangeTheClientIDToTripThru(r);
r.clientID = partnerClientId;
response = partner.DispatchTrip(r);
if (response.result != Result.OK)
Logger.Log("DispatchTrip to " + partner.name + " failed");
else
MakeTripAndAddItToActive(r, partner);
}
else
response = MakeRejectDispatchResponse();
}
else
response = MakeRejectDispatchResponse();
return response;
}
public virtual DispatchTripResponse DispatchTrip(DispatchTripRequest request)
{
throw new Exception("Not supported");
}
private static bool PartnerHasNotBeenSpecified(DispatchTripRequest r)
{
return r.partnerID == null;
}
public PartnerTrip GetTrip(DispatchTripRequest r)
{
return new PartnerTrip(
partner: this,
ID: r.tripID,
origination: PartnerTrip.Origination.Foreign,
pickupLocation: r.pickupLocation,
pickupTime: r.pickupTime,
paymentMethod: r.paymentMethod,
passengerID: r.passengerID,
passengerName: r.passengerName,
dropoffLocation: r.dropoffLocation,
waypoints: r.waypoints,
vehicleType: r.vehicleType,
maxPrice: r.maxPrice,
minRating: r.minRating,
fleet: r.fleetID == null ? null : this.PartnerFleets[r.fleetID],
driver: r.driverID == null ? null : this.PartnerFleets[r.fleetID].drivers[r.driverID]);
}
private bool TripIsLocal(DispatchTripRequest r)
{
return r.clientID == r.partnerID;
}
