public async Task <IActionResult> Create()
        {
            if (!await _authorizationService.AuthorizeAsync(User, Permissions.ManageAdminTree))
            {
                return(Unauthorized());
            }

            var model = new AdminTreeCreateViewModel();

            return(View(model));
        }
        public async Task <IActionResult> Create(AdminTreeCreateViewModel model)
        {
            if (!await _authorizationService.AuthorizeAsync(User, Permissions.ManageAdminTree))
            {
                return(Unauthorized());
            }

            if (ModelState.IsValid)
            {
                var tree = new AdminTree {
                    Name = model.Name
                };

                await _adminTreeService.SaveAsync(tree);

                return(RedirectToAction(nameof(List)));
            }


            return(View(model));
        }