public void Transfer(decimal amount, string fromAccountNumber, string toAccountNumber)
{
ITransactAccount account = Repository.GetAccount(fromAccountNumber);
if (account == null)
{
throw new KeyNotFoundException($"Account number {account} does not exist.");
}
ITransactAccount toAccount = Repository.GetAccount(toAccountNumber);
if (toAccount == null)
{
throw new KeyNotFoundException($"Account number {toAccount} does not exist.");
}
if (!(account is ITransactCashOutAccount))
{
throw new InvalidOperationException("Invalid from account type for Transfer.");
}
ITransactCashOutAccount fromAccount = (ITransactCashOutAccount)account;
fromAccount.MoveCashOut(amount);
toAccount.MoveCashIn(amount);
Repository.SaveAccount(fromAccount);
Repository.SaveAccount(toAccount);
Console.WriteLine($"Successful transfer of {amount:C} from {fromAccount.Name} ({fromAccount.AccountNumber}) to {toAccount.Name} ({toAccount.AccountNumber})");
}
public void SaveAccount(ITransactAccount account)
{
ITransactAccount oldAccount = accounts.Find(a => a.AccountNumber == account.AccountNumber);
if (oldAccount != null)
{
accounts.Remove(oldAccount);
}
accounts.Add(account.ShallowCopy());
}
public void Deposit(decimal amount, string toAccountNumber)
{
ITransactAccount toAccount = Repository.GetAccount(toAccountNumber);
if (toAccount == null)
{
throw new KeyNotFoundException($"Account number {toAccountNumber} does not exist.");
}
toAccount.MoveCashIn(amount);
Repository.SaveAccount(toAccount);
Console.WriteLine($"Successful deposit of {amount:C} to {toAccount.Name} ({toAccount.AccountNumber})");
}
public virtual void PayBill(decimal amount, string fromAccountNumber, string payeeId, string billingAccountId)
{
//if (amount <= 0)
//{
// throw new ArgumentException("Amount must be greater than 0.", nameof(amount));
//}
ITransactAccount account = Repository.GetAccount(fromAccountNumber);
//if (fromAccount == null)
//{
// throw new KeyNotFoundException($"Account number {fromAccountNumber} does not exist.");
//}
//if (fromAccount is SavingsAccount)
//{
// // Asset account balances decrease on withdraw.
// fromAccount.Balance -= amount;
//}
//else if (fromAccount is CreditCardAccount)
//{
// // Liability account balances increase on withdraw.
// fromAccount.Balance += amount;
//}
//else
//{
// // Mortgage accounts do not support withdraw.
// throw new InvalidOperationException("Invalid from account type for bill payment.");
//}
//try
//{
// BillPaymentService.ProcessBillPayment(amount, payeeId, billingAccountId);
//}
//catch (Exception ex)
//{
// throw new ApplicationException($"Bill payment failed with error: {ex.Message}", ex);
//}
if (!(account is ITransactCashOutAccount))
{
throw new InvalidOperationException("Invalid from account type for bill payment.");
}
ITransactCashOutAccount fromAccount = (ITransactCashOutAccount)account;
fromAccount.MoveCashOut(amount);
Repository.SaveAccount(fromAccount);
Console.WriteLine($"Successful bill payment of {amount:C} from {fromAccount.Name} ({fromAccount.AccountNumber})");
}
public virtual bool ValidateAmount(decimal amount)
{
if (amount <= 0)
{
throw new ArgumentException("Amount must be greater than 0.", nameof(amount));
}
ITransactAccount toAccount = Repository.GetAccount(AccountNumber);
if (toAccount == null)
{
throw new KeyNotFoundException($"Account number {AccountNumber} does not exist.");
}
return(true);
}
static void Main(string[] args)
{
AccountRepository repository = new AccountRepository();
BankingService service = new BankingService();
List <ITransactAccount> accounts = repository.GetAccounts();
string[,] openingBalances = new string[accounts.Count + 1, 3];
openingBalances[0, 0] = "Acct#";
openingBalances[0, 1] = "Acct Name";
openingBalances[0, 2] = "Balance";
for (int index = 0; index < accounts.Count; index++)
{
ITransactAccount account = accounts[index];
openingBalances[index + 1, 0] = account.AccountNumber;
openingBalances[index + 1, 1] = account.Name;
openingBalances[index + 1, 2] = $"{account.Balance:C}";
}
Console.WriteLine("OPENING BALANCES:");
PrintTable(openingBalances, 3, new int[] { 2 });
Console.WriteLine();
Console.WriteLine("TRANSACTIONS:");
try
{
// Deposit $500 to Vacation account
service.Deposit(500, ("225893"));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
// Withdraw $250 from Car account
service.Withdraw(250, "285901");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
// Transfer $1000 from Visa account to Mortgage account
service.Transfer(1000, "599051", "312590");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
// Pay bill of $375.12 from Visa account
service.PayBill(375.12m, "599051", "05213", "0029591839");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
// Attempt to deposit a negative amount to the Vacation account
service.Deposit(-100, "225893");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
// Attempt to withdraw from the Mortgage account
service.Withdraw(100, "312590");
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
accounts = repository.GetAccounts();
string[,] closingBalances = new string[accounts.Count + 1, 3];
closingBalances[0, 0] = "Acct#";
closingBalances[0, 1] = "Acct Name";
closingBalances[0, 2] = "Balance";
for (int index = 0; index < accounts.Count; index++)
{
ITransactAccount account = accounts[index];
closingBalances[index + 1, 0] = account.AccountNumber;
closingBalances[index + 1, 1] = account.Name;
closingBalances[index + 1, 2] = $"{account.Balance:C}";
}
Console.WriteLine();
Console.WriteLine("CLOSING BALANCES:");
PrintTable(closingBalances, 3, new int[] { 2 });
Console.ReadKey();
}
