public async Task<ActionResult> SetPassword(SetPasswordViewModel model)
        {
            if (ModelState.IsValid)
            {
                var result = await UserManager.AddPasswordAsync(User.Identity.GetUserId(), model.NewPassword);
                if (result.Succeeded)
                {
                    var user = await UserManager.FindByIdAsync(User.Identity.GetUserId());
                    if (user != null)
                    {
                        await SignInManager.SignInAsync(user, isPersistent: false, rememberBrowser: false);
                    }
                    return RedirectToAction("Index", new { Message = ManageMessageId.SetPasswordSuccess });
                }
                AddErrors(result);
            }

            // Это сообщение означает наличие ошибки; повторное отображение формы
            return View(model);
        }
        public async Task<ActionResult> SetPassword(SetPasswordViewModel model)
        {
            if (ModelState.IsValid)
            {
                var result = await UserManager.AddPasswordAsync(User.Identity.GetUserId(), model.NewPassword);
                if (result.Succeeded)
                {
                    var user = await UserManager.FindByIdAsync(User.Identity.GetUserId());
                    if (user != null)
                    {
                        await SignInManager.SignInAsync(user, isPersistent: false, rememberBrowser: false);
                    }
                    return RedirectToAction("Index", new { Message = ManageMessageId.SetPasswordSuccess });
                }
                AddErrors(result);
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }
        public async Task<IActionResult> SetPassword(SetPasswordViewModel model)
        {
            if (!ModelState.IsValid)
            {
                return View(model);
            }

            var user = await GetCurrentUserAsync();
            if (user != null)
            {
                var result = await _userManager.AddPasswordAsync(user, model.NewPassword);
                if (result.Succeeded)
                {
                    await _signInManager.SignInAsync(user, isPersistent: false);
                    return RedirectToAction(nameof(Index), new { Message = ManageMessageId.SetPasswordSuccess });
                }
                AddErrors(result);
                return View(model);
            }
            return RedirectToAction(nameof(Index), new { Message = ManageMessageId.Error });
        }