public ActionResult <Loai_DonHang> Get(int id)
 {
     try
     {
         Loai_DonHang_DTO mysqlGet = new Loai_DonHang_DTO();
         return(mysqlGet.getLoai_DonHang(id));
     }
     catch (Exception)
     {
         throw;
     }
 }
 public ActionResult <IEnumerable <Loai_DonHang> > Get()
 {
     try
     {
         Loai_DonHang_DTO mysqlGet = new Loai_DonHang_DTO();
         return(mysqlGet.getLoai_DonHang());
     }
     catch (Exception)
     {
         throw;
     }
 }