public string RefillBalance(int customerId, decimal moneyAmount)
{
Result <MoneyToCharge> moneyToCharge = MoneyToCharge.Create(moneyAmount);
Result <CustomerManagement> customer = _database.GetById(customerId).ToResult("Customer is not found");
return(Result.Combine(moneyToCharge, customer)
.OnSuccess(() => customer.value.AddBalance(moneyToCharge.value))
.OnSuccess(() => _paymentGateway.ChargePayment(customer.value.BillingInfo, moneyToCharge.value))
.OnSuccess(
() => _database.Save(customer.value)
.OnFailure(() => _paymentGateway.RollbackLastTransaction()))
.OnBoth(result => Log(result))
.OnBoth(result => result.isSuccues ? "OK" : result.Error));
}
public Atm Handle(WithdrawCommand request)
{
var atm = _atmRepository.GetById(request.AtmId);
if (atm.Withdraw(request.Amount))
{
var charge = request.Amount + atm.CalculateCommision(request.Amount);
_paymentGateway.ChargePayment(charge);
_atmRepository.Save(atm);
}
return(atm);
}
private void TakeMoney(decimal amount)
{
var error = _atm.CanTake(amount);
if (error != string.Empty)
{
MessageBox.Show(error, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
var amountWithComission = _atm.CalculateWithComission(amount);
_paymentGateway.ChargePayment(amountWithComission);
_atm.TakeMoney(amount);
_atmRepository.Save(_atm);
NotifyClient($"You have taken {amount.ToString("C2")}");
}