public CashBank VName(CashBank cashBank, ICashBankService _cashBankService) { if (String.IsNullOrEmpty(cashBank.Name) || cashBank.Name.Trim() == "") { cashBank.Errors.Add("Name", "Tidak boleh kosong"); } if (_cashBankService.IsNameDuplicated(cashBank)) { cashBank.Errors.Add("Name", "Tidak boleh ada duplikasi"); } return(cashBank); }