public async Task<IActionResult> VerifyPhoneNumber(VerifyPhoneNumberViewModel model) { if (!ModelState.IsValid) { return View(model); } var user = await GetCurrentUserAsync(); if (user != null) { var result = await _userManager.ChangePhoneNumberAsync(user, model.PhoneNumber, model.Code); if (result.Succeeded) { await _signInManager.SignInAsync(user, isPersistent: false); return RedirectToAction(nameof(Index), new { Message = ManageMessageId.AddPhoneSuccess }); } } // If we got this far, something failed, redisplay the form ModelState.AddModelError(string.Empty, "Failed to verify phone number"); return View(model); }