public async Task OnPostAsync()

in Source/WebApp-IdentityProvider-MFA/Areas/Identity/Pages/Account/LoginWithAuthenticator.cshtml.cs [62:99]

32 lines of code
5 McCabe index (conditional complexity)


        public async Task<IActionResult> OnPostAsync(bool rememberMe, string returnUrl = null)
        {
            if (!ModelState.IsValid)
            {
                return Page();
            }

            returnUrl ??= Url.Content("~/Identity/Account/Manage");

            var user = await _signInManager.GetTwoFactorAuthenticationUserAsync();
            if (user == null)
            {
                throw new InvalidOperationException($"Unable to load two-factor authentication user.");
            }

            var authenticatorCode = Input.TwoFactorCode.Replace(" ", string.Empty).Replace("-", string.Empty);

            var result = await _signInManager.TwoFactorAuthenticatorSignInAsync(authenticatorCode, rememberMe, Input.RememberMachine);

            var userId = await _userManager.GetUserIdAsync(user);

            if (result.Succeeded)
            {
                _logger.LogInformation("User with ID '{UserId}' logged in with 2fa.", userId);
                return LocalRedirect(returnUrl);
            }
            else if (result.IsLockedOut)
            {
                _logger.LogWarning("User with ID '{UserId}' account locked out.", userId);
                return RedirectToPage("./Lockout");
            }
            else
            {
                _logger.LogWarning("Invalid authenticator code entered for user with ID '{UserId}'.", userId);
                ModelState.AddModelError(string.Empty, "Code d'authentification invalide.");
                return Page();
            }
        }