public IActionResult Roles(int id, List <SelectableViewModel <RoleViewModel> > selectableRoles)
        {
            var selectedRoles = GetSelectedItems(selectableRoles).Select(x => x.Id);

            var result = m_permissionManager.AssignRolesToPermissions(id, selectedRoles);

            if (result.HasError)
            {
                ModelState.AddModelError(result.Error.Message);

                var viewModel = ViewModelBuilder.BuildPermissionRolesViewModel(ModelState, id);

                return(View(viewModel));
            }

            return(RedirectToAction(nameof(View), new { id }));
        }
        public IActionResult Roles(int id)
        {
            var viewModel = ViewModelBuilder.BuildPermissionRolesViewModel(ModelState, id);

            return(View(viewModel));
        }