public IActionResult ConvertMoney([FromBody] ConvertMoneyRequestModel requestModel)
{
try
{
_moneyService.Convert(requestModel);
return(Ok("Money was successfully converted"));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public void Convert(ConvertMoneyRequestModel request)
{
if (request.FromCurrency.Equals(request.ToCurrency))
{
throw new Exception("Converting to the same currency is not allowed.");
}
var user = _userRepo.Get(request.UserId);
if (user == null)
{
throw new Exception("The user you specified not found.");
}
var fromCurrency = _currencyRepo.GetAll(s => s.Name.Equals(request.FromCurrency)).FirstOrDefault();
var toCurrency = _currencyRepo.GetAll(s => s.Name.Equals(request.ToCurrency)).FirstOrDefault();
if (toCurrency == null || fromCurrency == null)
{
throw new Exception("Trying to convert to unavialable currecy is not allowed.");
}
user.ValidateIfHasCurrencyBalance(request.FromCurrency);
var fromMoney = user.Money.Where(s => s.Currency.Name.Equals(request.FromCurrency)).FirstOrDefault();
var toMoney = user.Money.Where(s => s.Currency.Name.Equals(request.ToCurrency)).FirstOrDefault();
fromMoney.ValidateIfCanConvert(toCurrency, request.Amount);
decimal converted_FromMoney = fromMoney.ConvertToCurrency(toCurrency);
this.Store(new StoreMoneyRequestModel()
{
UserId = user.Id,
Currency = request.ToCurrency,
Amount = request.Amount
});
decimal cashOutAmount = request.Amount * fromCurrency.Ratio;
fromMoney.CashOut(cashOutAmount);
_userRepo.Update(user);
}
public async Task <ActionResult> ConvertMoney(int userId, string sourceCurrencyCode, ConvertMoneyRequestModel model)
{
var sourceAccount = await _currencyAccountRepository.SingleOrDefaultAsync(ca => ca.CurrencyCode == sourceCurrencyCode && ca.Wallet.UserId == userId, ca => new { ca.Id });
if (sourceAccount == null)
{
return(NotFound($"Не существует '{sourceCurrencyCode}' счёта для пользователя {userId}."));
}
var destinationAccount = await _currencyAccountRepository.SingleOrDefaultAsync(ca => ca.CurrencyCode == model.DestinationCurrencyCode && ca.Wallet.UserId == userId, ca => new { ca.Id });
if (destinationAccount == null)
{
return(NotFound($"Не существует '{model.DestinationCurrencyCode}' счёта для пользователя {userId}."));
}
await _mediator.Send(new ConvertMoneyRequest(userId, model.SourceCurrencyAmount, sourceAccount.Id, destinationAccount.Id));
return(NoContent());
}
