public static function destroy($id)
 {
     if (!AuthController::checkPermission()) {
         return redirect('/');
     }
     $question = Questions::find($id);
     @unlink(public_path('images/imageQuestion/' . $question['Photo']));
     $postid = $question['PostID'];
     $format = $question['FormatID'];
     switch ($format) {
         case 1:
         case 6:
             $answers = Answers::where('QuestionID', '=', $id)->get()->toArray();
             foreach ($answers as $answer) {
                 AnswersController::destroy($answer['id']);
             }
             break;
         case 2:
             $spaces = Spaces::where('QuestionID', '=', $id)->get()->toArray();
             foreach ($spaces as $value) {
                 SpacesController::destroy($value['id']);
             }
             break;
         case 3:
             $answers = Answers::where('QuestionID', '=', $id)->get()->toArray();
             foreach ($answers as $answer) {
                 AnswersController::destroy($answer['id']);
             }
             break;
         case 4:
             $answers = Answers::where('QuestionID', '=', $id)->get()->toArray();
             foreach ($answers as $answer) {
                 AnswersController::destroy($answer['id']);
             }
             break;
         case 5:
             $subq = Subquestions::where('QuestionID', '=', $id)->get()->toArray();
             foreach ($subq as $s) {
                 SubquestionsController::destroy($s['id']);
             }
     }
     $question->delete();
     return redirect(route('user.viewpost', $postid));
 }
 public static function destroy($id)
 {
     if (!AuthController::checkPermission()) {
         return redirect('/');
     }
     // return redirect('/');
     $s = Subquestions::find($id);
     if (count($s) < 1) {
         return redirect('/');
     }
     $answers = Answers::where('SubQuestionID', '=', $id)->get()->toArray();
     foreach ($answers as $a) {
         AnswersController::destroy($a['id']);
     }
     @unlink(public_path('images/imageSubquestion/' . $s['Photo']));
     $s->delete();
 }