public async Task <IEnumerable <BankAccountDto> > GetAllBankAccountsByUserIdAsync(int userId)
        {
            var banks = await _bankAccountRepository.GetAllBankAccountsByUserIdAsync(userId);

            var accounts = new List <BankAccountDto>();


            foreach (var bank in banks)
            {
                var bankDto = _mapper.Map <BankAccountDto>(bank);
                accounts.Add(bankDto);
            }

            return(accounts);
        }