public async Task <IHttpActionResult> Transit([FromBody] CreditCardTransitRequestViewModel transitModel)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
string username = HttpContext.Current.User.Identity.Name;
IdentityResult result = await _repo.Transit(username, transitModel);
IHttpActionResult errorResult = GetErrorResult(result);
return(errorResult == null?Ok() : errorResult);
}
public async Task <IdentityResult> Transit(string username, CreditCardTransitRequestViewModel transitModel)
{
var deal = await _context.Deals.FirstOrDefaultAsync(d => d.Id == transitModel.DealId);
if (deal == null)
{
return(IdentityResult.Failed($"Deal '{transitModel.DealId}' not found."));
}
var user = await _context.Users.FirstOrDefaultAsync(u => u.UserName == username);
if (user == null)
{
return(IdentityResult.Failed($"User '{username}' not found."));
}
if (deal.UserOwner.Id != user.Id)
{
return(IdentityResult.Failed($"Can not transit money via other account."));
}
if (user.UserInfo.Card.Balance < transitModel.Amount)
{
return(IdentityResult.Failed("Not enough money."));
}
deal.UserOwner.UserInfo.Card.Balance -= transitModel.Amount;
deal.UserCreditor.UserInfo.Card.Balance += transitModel.Amount;
deal.ReturnedAmount += transitModel.Amount;
try
{
await _context.SaveChangesAsync();
return(IdentityResult.Success);
}
catch (DbEntityValidationException ex)
{
_logger.Error("CreditCardRepository.Transit", ex);
return(IdentityResult.Failed(ex.GetValidationErrors()));
}
catch (Exception ex)
{
_logger.Error("CreditCardRepository.Transit", ex);
return(null);
}
}