public async Task <IActionResult> GetAppUser()
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            var usercp  = HttpContext.User;
            var appuser = await _context.AppUser.FindAsync(TokenVerifier.GetUsername(usercp));

            if (appuser == null)
            {
                return(NotFound());
            }

            var loginSuccess = _mapper.Map <AppUser, LoginSuccess>(appuser);

            return(Ok(loginSuccess));
        }