public PaymentController(RegisterOfflineTopUp registerOfflineTopUp, RequestOpenTopUps requestOpenTopUps, ExternalPayment externalPayment)
{
_registerOfflineTopUp = registerOfflineTopUp;
_requestOpenTopUps = requestOpenTopUps;
_externalPayment = externalPayment;
}
public async Task <IActionResult> SendExternalAction([FromBody] SendExternalPaymentModel model)
{
if (ModelState.IsValid)
{
var receiver = FindReceiver(model.ReceiverType, model.Receiver);
if (receiver != null)
{
return(await this.SendAction(new SendPaymentModel()
{
Amount = model.Amount,
CurrencyCode = model.CurrencyCode,
ReceiverId = receiver.Id
}));
}
var user = await GetCurrentUserAsync();
var primaryWallet = await _applicationDbContext.UserPrimaryWallets
.Include(e => e.Wallet)
.FirstOrDefaultAsync(e => e.UserId == user.Id);
if (primaryWallet == null)
{
_logger.LogInformation(@"User '{user.Id}' does not have an associated primary wallet.");
return(BadRequest());
}
var currency = await _applicationDbContext.Currencies.FirstOrDefaultAsync(e => e.Code == model.CurrencyCode);
if (currency == null)
{
return(BadRequest());
}
var exchangeRate = await _exchangeRateService.GetExchangeRateAsync(currency.Code);
var tokens = model.Amount * exchangeRate.Value;
var wallet = primaryWallet.Wallet;
if (wallet.Balance < tokens)
{
return(BadRequest());
}
using (var dbTransaction = _applicationDbContext.Database.BeginTransaction())
{
try
{
var externalPayment = new ExternalPayment()
{
SenderId = user.Id,
ReceiverType = model.ReceiverType,
Receiver = model.Receiver,
CurrencyCode = model.CurrencyCode,
Amount = model.Amount,
ExchangeRate = exchangeRate.Value,
Fee = 0,
Tokens = tokens,
Status = ExternalPaymentStatus.Pending,
CreatedAt = DateTime.UtcNow
};
externalPayment.SuspenseWallet = new ExternalPaymentSuspenseWallet()
{
Label = Guid.NewGuid().ToString(),
Balance = tokens
};
_applicationDbContext.ExternalPayments.Add(externalPayment);
await _applicationDbContext.SaveChangesAsync();
dbTransaction.Commit();
return(Ok());
}
catch (Exception ex)
{
dbTransaction.Rollback();
_logger.LogCritical(ex.Message);
ModelState.AddModelError(string.Empty, ex.Message);
}
}
}
return(BadRequest(ModelState.GetErrorResponse()));
}
