public static function addData($hd, $tenbang, $id, $ten_thanhphan, $input = null)
 {
     date_default_timezone_set("Asia/Bangkok");
     $date = new DateTime();
     if ($input == null) {
         $f = new Logfileadmin();
         $f->hoatdong = $hd;
         $f->tenbang = $tenbang;
         $f->id_thanhphan = $id;
         $f->ten_thanhphan = $ten_thanhphan;
         $f->datetime = $date->format("Y-m-d H:i:s");
         $f->save();
     } else {
         $thongtincu = "";
         $datas = $input[0];
         foreach ($datas as $key => $value) {
             if ($key != "created_at" and $key != "updated_at") {
                 $thongtincu .= "{$key}:{$value} \n";
             }
         }
         $f = new Logfileadmin();
         $f->hoatdong = $hd;
         $f->tenbang = $tenbang;
         $f->id_thanhphan = $id;
         $f->ten_thanhphan = $ten_thanhphan;
         $f->thongtin_cu = $thongtincu;
         $f->datetime = $date->format("Y-m-d H:i:s");
         $f->save();
     }
 }