public async Task <IActionResult> Login(LoginViewModel model, string returnUrl = null)
        {
            ViewData["ReturnUrl"] = returnUrl;
            if (ModelState.IsValid)
            {
                // This doesn't count login failures towards User lockout
                // To enable password failures to trigger User lockout, set lockoutOnFailure: true
                var result = await _userAuthBusiness.PasswordSignInAsync(model.Email, model.Password, model.RememberMe, false);

                if (result.Succeeded)
                {
                    _logger.LogInformation(1, "User logged in.");
                    return(RedirectToLocal(returnUrl));
                }


                if (result.IsLockedOut)
                {
                    _logger.LogWarning(2, "User User locked out.");
                    return(View("Lockout"));
                }
                else
                {
                    ModelState.AddModelError(string.Empty, "Invalid login attempt.");
                    return(View(model));
                }
            }

            // If we got this far, something failed, redisplay form
            return(View(model));
        }
        public async Task <ActionResult> Login(LoginViewModel model, string returnUrl)
        {
            if (!ModelState.IsValid)
            {
                return(View(model));
            }

            // This doesn't count login failures towards account lockout
            // To enable password failures to trigger account lockout, change to shouldLockout: true
            var result = await UserSignInManager.PasswordSignInAsync(model.Email, model.Password, model.RememberMe, shouldLockout : false);

            switch (result)
            {
            case SignInStatus.Success:
                return(RedirectToLocal(returnUrl));

            case SignInStatus.LockedOut:
                return(View("Lockout"));

            case SignInStatus.RequiresVerification:
                return(RedirectToAction("SendCode", new { ReturnUrl = returnUrl, RememberMe = model.RememberMe }));

            case SignInStatus.Failure:
            default:
                ModelState.AddModelError("", "Invalid login attempt.");
                return(View(model));
            }
        }