using MyProject.ServiceReferences.Authentication;

namespace MyProject
{
    public class MyClass : IMyClass
    {
        public string userName;
        public string password;

        Authentication auth;

        public MyClass()
        {
            userName = "user";
            password = "pass";

            auth = new Authentication(); //invalid operation error !! An unhandled exception of type 'System.InvalidOperationException' occurred in System.ServiceModel.dll
        }

        public LoginResponse Login()
        {
            LoginRequest loginRequest = new LoginRequest(userName, password);
            LoginResponse loginResponse = auth.login(loginRequest);

            return loginResponse;
        }
    }
}