public async Task <TransactionModel> Withdraw(DepositWithdrawalModel model)
{
if (model.Amount <= 0)
{
throw new AppException("Invalid amount");
}
var account = await _repo.GetById <BankAccount>(model.SenderAccountId);
if (account == null)
{
throw new AppException("Unavailable bank account");
}
if (string.Equals(account.BankAccountStatus.ToString(), "frozen", StringComparison.InvariantCultureIgnoreCase))
{
throw new AppException("Your bank account is frozen!");
}
if (account.Balance < model.Amount)
{
throw new AppException("Cannot withdraw more than available balance");
}
account.Balance -= model.Amount;
var transactionModel = _mapper.Map <TransactionModel>(model);
return(transactionModel);
}
public async Task <IActionResult> Withdraw([FromBodyAttribute] DepositWithdrawalModel model)
{
var transactionModel = await _serv.Withdraw(model);
transactionModel.TransactionType = Enum.GetName(typeof(TransactionType), TransactionType.Withdrawal);
var transaction = await _serv.CreateTransaction(transactionModel);
return(Ok());
}
public async Task UpdateCreditScore(DepositWithdrawalModel model)
{
var account = await _repo.GetByIdWithInclude <BankAccount>(model.SenderAccountId, o => o.Customer);
var customer = account.Customer;
var minAmountToPay = (account.Balance / account.Period) * 1 + account.InterestRate;
if (model.Amount >= minAmountToPay)
{
customer.CreditScore += 3;
}
else
{
customer.CreditScore -= 3;
}
await _repo.Add(new CustomerCreditScore
{
CreditScore = customer.CreditScore,
CustomerId = customer.Id
});
}
