public ActionResult Index(string userName, bool autocompleteSource = false) { IEnumerable <LibraryUser> userList; if (Request.IsAjaxRequest()) { userList = uf.FilterByName(userName, autocompleteSource).Take(50); return(PartialView("_UserList", userList)); } userList = uow.LibraryUserRepository.Get(orderBy: q => q.OrderBy(u => u.LastName)) .Take(25); return(View(userList)); }