public async Task <IActionResult> Register(RegisterViewModel model, string returnUrl = null)
        {
            ViewData["ReturnUrl"] = returnUrl;
            if (ModelState.IsValid)
            {
                var user = new ApplicationUser {
                    UserName = model.Email, Email = model.Email
                };
                var result = await _userManager.CreateAsync(user, model.Password);

                if (result.Succeeded)
                {
                    var myUser = new User(user.Id, user.UserName);
                    await _repository.AddUserAsync(myUser);

                    _logger.LogInformation("User created a new account with password.");

                    var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);

                    var callbackUrl = Url.EmailConfirmationLink(user.Id, code, Request.Scheme);
                    await _emailSender.SendEmailConfirmationAsync(model.Email, callbackUrl);

                    await _signInManager.SignInAsync(user, isPersistent : false);

                    _logger.LogInformation("User created a new account with password.");
                    return(RedirectToLocal(returnUrl));
                }
                AddErrors(result);
            }

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