BankingSystem/Business/Account/AccountServices.cs

using Common.Model;
using Common.Model.Account;
using Repository.DAO.Account;
using System.Data;

namespace Business.Account
{
    public class AccountServices : IAccountServices
    {
        private readonly IAccountRepo _accountRepo;

        public AccountServices(IAccountRepo accountRepo)
        {
            _accountRepo = accountRepo;
        }

        public DataSet LoginSystem(LoginModel loginModel)
        {
            return _accountRepo.SystemLogin(loginModel);
        }

        public DbResponse ChangePassword(PasswordChangeModel changePassword)
        {
            return _accountRepo.ChangePassword(changePassword);
        }
    }
}