public function searchNewClass(Request $request)
 {
     $this->setMetadata('Lớp mới');
     $status = $request->input('status');
     $newclass = null;
     $limit = Config::findByKey('rows_per_page_article')->first()->value;
     if (is_null($status) || $status == "") {
         $newclass = NewClass::where('is_publish', 1)->orderBy('priority')->paginate($limit);
     } else {
         $newclass = NewClass::where('is_publish', 1)->where('status', $status)->orderBy('priority')->paginate($limit);
     }
     return view('frontend.sites.newClass', ['newclass' => $newclass]);
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function destroy($id)
 {
     DB::transaction(function () use($id) {
         $user = Auth::user();
         $class = NewClass::findOrFail($id);
         $class->updated_by = $user->name;
         $class->deleted_by = $user->name;
         $class->save();
         // soft delete
         $class->delete();
     });
 }