public void WithdrawMoney(decimal amount)
{
if (amount <= Money)
{
Money -= amount;
BalanceChange?.Invoke(this, new BalanceChangedArg(Action.Withdraw, amount));
}
}
public void DepositMoney(decimal amount)
{
Money += amount;
BalanceChange?.Invoke(this, new BalanceChangedArg(Action.Deposit, amount));
}