// GET: ShoppingCart (int? kindId,int? lang,int page) public ActionResult Index(int?kindId, int?lang, int page = 1) { int currentPage = page < 1 ? 1 : page; ProductEntity pe = new ProductEntity(); IEnumerable <ProductViewModels> vModelList = null; //vModelList = pe.QueryByAllKind(); if (kindId == null) { vModelList = pe.QueryByAllKind(); } else { switch (kindId) { case 0: //全部 vModelList = pe.QueryByAllKind(); break; case 1: //課程 if (lang == 0) { vModelList = pe.QueryByKindId(kindId, lang); } else { vModelList = pe.QueryByKindId(kindId, lang); } break; case 2: //影片 vModelList = pe.QueryByKindId(kindId); break; } //return Content("the kind id==>" + kindId + "category id " + lang); } var result = vModelList.ToPagedList(currentPage, pageSize); return(View(result)); }