public async Task <string> AddCashBackAsync(CreditCardActions creditCardActions)
{
logger.LogDebug($"Within {nameof(AddCashBackAsync)} method.");
logger.LogDebug($"Check the Card Details first.");
CreditCard creditCard = await creditCardService.GetCreditCardInfoAsync(creditCardActions.CardHolderName);
if (creditCard == null)
{
ErrorMessages.Add($"{creditCardActions.CardHolderName}:No Credit Card Exists for {creditCardActions.CardHolderName}");
return($"No Credit Card Exists for {creditCardActions.CardHolderName}");
}
decimal currentBalance = creditCard.Balance;
if (currentBalance != 0)
{
creditCard.Balance -= creditCardActions.Amount;
}
else
{
ErrorMessages.Add($"{creditCardActions.CardHolderName} : Cannot add Credits without Any Charges on this Card {creditCard.CardNumber} with Balance {creditCard.Balance}");
return($"{creditCardActions.CardHolderName} : Cannot add Credits without Any Charges on this Card {creditCard.CardNumber} with Balance {creditCard.Balance}");
}
string response = await creditCardService.ChargeCreditCardAsync(creditCard);
if (response == "success")
{
logger.LogInformation($"Credit Card Added Successfully");
return($"{creditCard.CardHolderName}:${creditCard.Balance}");
}
else
{
return($"{creditCard.CardHolderName}:Something went wrong while Charging the CreditCard {creditCard.CardNumber} with Amount {creditCardActions.Amount}");
}
}
