public static void UpdateTrangThaiBanAn(int maban, int trangthai)
 {
     BanAn_DAO dao = new BanAn_DAO();
     dao.UpdateTrangThaiBanAn(maban, trangthai);
 }
 public static List<BanAn_DTO> selectBanAnTheoTrangThai(int trangthai, int manh, int mode)
 {
     BanAn_DAO bananDAO = new BanAn_DAO();
     return bananDAO.SelectBanAnTheoTrangThai(trangthai, manh, mode);
 }