BgEngine.Controllers.CategoryController.Index C# (CSharp) Method

        public ViewResult Index(int? page, string sort, string sortdir)
        {
            ViewBag.RowsPerPage = BgResources.Pager_CategoriesPerPage;
            ViewBag.TotalCategories = CategoryServices.TotalNumberOfEntity();
            var pageIndex = page ?? 0;
            bool dir;
            if (sortdir == null)
            {
                dir = false;
            }
            else
            {
                dir = sortdir.Equals("ASC", StringComparison.CurrentCultureIgnoreCase) ? true : false;
            }
            if (sort == null)
            {
                return View(CategoryServices.RetrievePaged(pageIndex, Int32.Parse(BgResources.Pager_CategoriesPerPage), c => c.DateCreated, false));
            }
            else
            {
                switch (sort.ToLower())
                {
                    case "name":
                        return View(CategoryServices.RetrievePaged(pageIndex, Int32.Parse(BgResources.Pager_CategoriesPerPage), c => c.Name, dir));
                    case "datecreated":
                        return View(CategoryServices.RetrievePaged(pageIndex, Int32.Parse(BgResources.Pager_CategoriesPerPage), c => c.DateCreated, dir));
                    default:
                        return View(CategoryServices.RetrievePaged(pageIndex, Int32.Parse(BgResources.Pager_CategoriesPerPage), c => c.DateCreated, false));
                }
            }
        }