public async Task <ActionResult> Login(LoginViewModel model, string returnUrl)
        {
            if (!ModelState.IsValid)
            {
                return(View(model));
            }
            // Require the user to have a confirmed email before they can log on.
            var user = await UserManager.FindByNameAsync(model.Email);

            if (user != null)
            {
                if (!await UserManager.IsEmailConfirmedAsync(user.Id))
                {
                    string callbackUrl = await SendEmailConfirmationTokenAsync(user.Id, "Aktywuj konto-Resend");

                    ViewBag.errorMessage = "Muszisz mieć aktywne konto żeby się zalogować, ponownie wysłaliśmy maila z aktywacyjnego";
                    return(View("Error"));
                }
            }
            // This doesn't count login failures towards account lockout
            // To enable password failures to trigger account lockout, change to shouldLockout: true
            var result = await SignInManager.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("", "Nieudana próba logowania.");
                return(View(model));
            }
        }
        public async Task <ActionResult> ForgotPassword(ForgotPasswordViewModel model)
        {
            if (ModelState.IsValid)
            {
                var user = await UserManager.FindByNameAsync(model.Email);

                if (user == null || !(await UserManager.IsEmailConfirmedAsync(user.Id)))
                {
                    // Nie ujawniaj informacji o tym, że użytkownik nie istnieje lub nie został potwierdzony
                    return(View("ForgotPasswordConfirmation"));
                }

                // For more information on how to enable account confirmation and password reset please visit https://go.microsoft.com/fwlink/?LinkID=320771
                // Wyślij wiadomość e-mail z tym łączem
                // string code = await UserManager.GeneratePasswordResetTokenAsync(user.Id);
                // var callbackUrl = Url.Action("ResetPassword", "Account", new { userId = user.Id, code = code }, protocol: Request.Url.Scheme);
                // await UserManager.SendEmailAsync(user.Id, "Resetuj hasło", "Resetuj hasło, klikając <a href=\"" + callbackUrl + "\">tutaj</a>");
                // return RedirectToAction("ForgotPasswordConfirmation", "Account");
            }

            // Dotarcie do tego miejsca wskazuje, że wystąpił błąd, wyświetl ponownie formularz
            return(View(model));
        }
        public async Task <ActionResult> ForgotPassword(ForgotPasswordViewModel model)
        {
            if (ModelState.IsValid)
            {
                var user = await UserManager.FindByNameAsync(model.Email);

                if (user == null || !(await UserManager.IsEmailConfirmedAsync(user.Id)))
                {
                    // Don't reveal that the user does not exist or is not confirmed
                    return(View("ForgotPasswordConfirmation"));
                }

                // For more information on how to enable account confirmation and password reset please visit https://go.microsoft.com/fwlink/?LinkID=320771
                // Send an email with this link
                // string code = await UserManager.GeneratePasswordResetTokenAsync(user.Id);
                // var callbackUrl = Url.Action("ResetPassword", "Account", new { userId = user.Id, code = code }, protocol: Request.Url.Scheme);
                // await UserManager.SendEmailAsync(user.Id, "Reset Password", "Please reset your password by clicking <a href=\"" + callbackUrl + "\">here</a>");
                // return RedirectToAction("ForgotPasswordConfirmation", "Account");
            }

            // If we got this far, something failed, redisplay form
            return(View(model));
        }