private void InternalCreditDebitPot(Pot pot, int userId,
Action <Pot> potHandler, Action <Pot> potRollbackHandler, Action <PotUser> potUserHandler)
{
Errors.Clear();
using (var scope = new TransactionScope())
{
try
{
// 1 - Update pot user
var potUser = _potUserRepository.GetPotUser(pot.Id, userId);
if (potUser == null || _potUserRepository.HasErrors)
{
Errors.Add("Unable to find user in the pot");
MergeErrors(_potUserRepository);
return;
}
potUserHandler(potUser);
_potUserRepository.UpdatePotUser(potUser);
if (_potUserRepository.HasErrors)
{
Errors.Add("Unable to update the pot");
MergeErrors(_potUserRepository);
return;
}
// 2 - Update pot
potHandler(pot);
_potRepository.UpdatePot(pot);
if (_potRepository.HasErrors)
{
potRollbackHandler(pot);
Errors.Add("Unable to debit pot");
MergeErrors(_potRepository);
return;
}
scope.Complete();
}
catch (Exception ex)
{
HandleException(ex);
}
}
}
public void Quit(Trip trip, int userId, string userPseudo)
{
//TODO : Handle Repayment
//TODO : Handle Fees for us
//TODO : No need to go in DB for PotUser and TripParticipant
//TODO : Notification
Errors.Clear();
using (var scope = new TransactionScope())
{
try
{
// 1 - Delete trip participant
var participant = _participantRepository.GetTripParticipant(trip.Id, userPseudo);
if (participant == null || _participantRepository.HasErrors)
{
Errors.Add("Unable to find participant");
MergeErrors(_participantRepository);
return;
}
_participantRepository.DeleteTripParticipant(participant);
if (_participantRepository.HasErrors)
{
Errors.Add("Unable to delete participant");
MergeErrors(_participantRepository);
return;
}
// 2 - Delete user trip information
var userTrip = _userTripRepository.GetUserTrip(userId, trip.TripName);
if (userTrip == null || _userTripRepository.HasErrors)
{
Errors.Add("Unable to find user's trip");
MergeErrors(_userTripRepository);
return;
}
_userTripRepository.DeleteUserTrip(userTrip);
if (_userTripRepository.HasErrors)
{
Errors.Add("Unable to delete user's trip");
MergeErrors(_userTripRepository);
return;
}
// 3 - Delete pot user information
var potUser = _potUserRepository.GetPotUser(trip.TripPot.Id, userId);
if (potUser == null || _potUserRepository.HasErrors)
{
Errors.Add("Unable to find user in the trip's pot");
MergeErrors(_potUserRepository);
return;
}
_potUserRepository.DeletePotUser(potUser);
if (_potUserRepository.HasErrors)
{
Errors.Add("Unable to delete user from pot");
MergeErrors(_potUserRepository);
return;
}
// 4 - Update pot target amount if needed
if (potUser.Amount > 0)
{
trip.TripPot.CurrentAmount -= potUser.Amount;
_potRepository.UpdatePot(trip.TripPot);
if (_potRepository.HasErrors)
{
trip.TripPot.CurrentAmount += potUser.Amount;
Errors.Add("Unable to update trip's pot");
MergeErrors(_potRepository);
return;
}
}
trip.DeleteParticipant(participant);
trip.TripPot.DeleteParticipant(potUser);
scope.Complete();
}
catch (Exception ex)
{
HandleException(ex);
}
}
}
