void AddPassenger(FEPassenger passengerToAdd, int tripId)
{
var passenger = new Passenger()
{
TripId = tripId,
UserId = passengerToAdd.UserId
};
appDbContext.Passengers.Add(passenger);
}
List <FEPassenger> preparePassengers(List <Passenger> passengers, List <User> users)
{
List <FEPassenger> passengersFE = new List <FEPassenger>();
foreach (Passenger pass in passengers)
{
FEPassenger passToAdd = new FEPassenger
{
UserId = pass.UserId,
TripId = pass.TripId,
FullName = users.SingleOrDefault(user => user.UserId == pass.UserId).FullName
};
passengersFE.Add(passToAdd);
}
return(passengersFE);
}
public async Task <FETrip> Update(FETrip newTrip, UpdateTripRequest updateTripRequest)
{
var passengers = GetListOfPassengers(newTrip.ID.Value);
if (updateTripRequest != null)
{
if (updateTripRequest.PassengerId != null)
{
if (updateTripRequest.IsLeaving.Value)
{
var passengerToRemove = newTrip.Passengers.FirstOrDefault(passenger => passenger.UserId == updateTripRequest.PassengerId);
newTrip.Passengers.Remove(passengerToRemove);
RemovePassenger(passengerToRemove);
}
else
{
if (!passengers.Exists(p => p.UserId == updateTripRequest.PassengerId))
{
if (newTrip.DriverID == updateTripRequest.PassengerId.Value)
{
throw new InvalidOperationException(ErrorMessages.JoinOwnTrip);
}
if (newTrip.LeavingDate < DateTime.Now)
{
throw new InvalidOperationException(ErrorMessages.JoinPastTrip);
}
if (newTrip.MaxSeats <= passengers.Count)
{
throw new InvalidOperationException(ErrorMessages.NoAvailableSeatsLeft);
}
FEPassenger passengerToAdd = new FEPassenger
{
TripId = (int)newTrip.ID,
UserId = (int)updateTripRequest.PassengerId,
FullName = appDbContext.Users.FirstOrDefault(user => user.UserId == updateTripRequest.PassengerId).FullName
};
newTrip.Passengers.Add(passengerToAdd);
AddPassenger(passengerToAdd, newTrip.ID.Value);
}
}
}
}
if (newTrip.ID != null)
{
int index = (int)newTrip.ID;
Trip oldTrip = (from t in appDbContext.Trips
where t.TripId == index
select t).SingleOrDefault();
Trip updatedTrip = new Trip();
updatedTrip = oldTrip;
if (oldTrip != null)
{
UpdateTrip(ref updatedTrip, newTrip);
appDbContext.Entry(oldTrip).State = EntityState.Detached;
appDbContext.Entry(updatedTrip).State = EntityState.Modified;
await appDbContext.SaveChangesAsync();
}
else
{
newTrip = await Create(newTrip);
}
}
else
{
newTrip = await Create(newTrip);
}
return(newTrip);
}
void RemovePassenger(FEPassenger passengerToRemove)
{
var passenger = appDbContext.Passengers.FirstOrDefault(pass => pass.UserId == passengerToRemove.UserId);
appDbContext.Passengers.Remove(passenger);
}
