private static void SubtractBalance(double amount,Account account)
{
// Check the balance of the account, throw exception if balance cant cover credit
if (amount > account.AccountBalance)
throw new InsufficientFunds();
account.AccountBalance -= amount;
}
private static void Transfer(double amount, Account account)
{
AddBalance(amount,account);
AddTransaction(amount, TransactionType.TransferIn,account);
}
private static void AddTransaction(double amount, TransactionType type,Account account)
{
account.Transactions.Add(new Transaction(type, amount, account.AccountBalance));
}
private static void AddBalance(double amount, Account account)
{
account.AccountBalance += amount;
}
public static void Transfer(double amount, ref Account accountTo,Account account)
{
SubtractBalance(amount,account);
AddTransaction(amount, TransactionType.TransferOut,account);
Transfer(amount,account);
}
public static void Debit(Double amount, Account account)
{
SubtractBalance(amount,account);
AddTransaction(amount, TransactionType.Debit,account);
}
public static void Credit(Double amount, Account account)
{
// Check the balance of the account, throw exception if balance cant cover credit
AddBalance(amount,account);
AddTransaction(amount, TransactionType.Credit,account);
}