public async Task <IActionResult> UpdatePersonalData(UpdatePersonalDataViewModel updatePersonalDataVM)
        {
            var user = await _userManager.FindByNameAsync(updatePersonalDataVM.UserName);

            if (user == null)
            {
                ViewBag.ErrorMessage = $"User with UserName = {updatePersonalDataVM.UserName} cannot be found";
                return(View("NotFound"));
            }
            else
            {
                user.Email     = updatePersonalDataVM.Email;
                user.FirstName = updatePersonalDataVM.FirstName;
                user.LastName  = updatePersonalDataVM.LastName;

                var result = await _userManager.UpdateAsync(user);

                if (result.Succeeded)
                {
                    await _emailSender.SendEmailAsync(user.Email, "Product experiences stranica", "Uspješno ste izmjenili osobne podatke!");

                    return(RedirectToAction("Index", "Home"));
                }

                AddErrors(result);

                return(View(updatePersonalDataVM));
            }
        }
        public async Task <IActionResult> UpdatePersonalData(string userName)
        {
            var user = await _userManager.FindByNameAsync(userName);

            if (user == null)
            {
                return(View("NotFound"));
            }


            var updatePersonalDataVM = new UpdatePersonalDataViewModel
            {
                UserName  = user.UserName,
                FirstName = user.FirstName,
                LastName  = user.LastName,
                Email     = user.Email
            };

            return(View(updatePersonalDataVM));
        }