/// <summary> /// Close account if it exists. /// </summary> public void CloseBankAccount(BankAccount account) { CheckAccount(account); var bankAccount = _storage.GetAccount(account.Number); if (bankAccount != null) { bankAccount.State = AccountState.Closed; } else { throw new Exception("Our storage doesn't have this account."); } }
/// <summary> /// Makes a deposit of <paramref name="amount"/> to an account with specified <paramref name="iban"/>. /// </summary> /// <param name="iban">IBAN of an account to make deposit</param> /// <param name="amount">deposit amount</param> /// <returns>new account balance</returns> /// <exception cref="ArgumentException">deposit amount is lesser than minimal</exception> public decimal MakeDeposit(string iban, decimal amount) { if (string.IsNullOrWhiteSpace(iban)) { throw new ArgumentException("No IBAN is given.", "IBAN"); } if (amount < MINDEPOSIT) { throw new ArgumentException("Minimum deposit amount is " + MINDEPOSIT.ToString("C")); } var account = storage.GetAccount(iban); account.Balance += amount; account.BonusPoints += calculator.CalculateDepositPoints(account, amount); storage.SaveAccount(account); return(account.Balance); }