public function deleteBulk(Request $request)
 {
     // if the table_records is empty we redirect to the subject index
     if (!$request->has('table_records')) {
         return redirect()->route('f.category.index');
     }
     // we get all the ids and put them in a variable
     $ids = $request->input('table_records');
     // we delete all the subject with the ids $ids
     $answer = QuestionsAnswers::find($ids[0]);
     QuestionsAnswers::destroy($ids);
     // we redirect to the user index view with a success message
     return redirect()->route('f.questionanswer.index', $answer->cat_id)->with('success');
 }
 /**
  * Register the service provider.
  *
  * @return void
  */
 public function register()
 {
     //Category
     Category::created(function ($category) {
         UserLog::create(['operation' => 'create', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_category', 'reference_id' => $category->id]);
     });
     Category::updated(function ($category) {
         UserLog::create(['operation' => 'update', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_category', 'reference_id' => $category->id]);
     });
     Category::deleted(function ($category) {
         UserLog::create(['operation' => 'delete', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_category', 'reference_id' => $category->id]);
     });
     //QuestionsAnswers
     QuestionsAnswers::created(function ($questionsanswer) {
         UserLog::create(['operation' => 'create', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_questionsanswer', 'reference_id' => $questionsanswer->id]);
     });
     QuestionsAnswers::updated(function ($questionsanswer) {
         UserLog::create(['operation' => 'update', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_questionsanswer', 'reference_id' => $questionsanswer->id]);
     });
     QuestionsAnswers::deleted(function ($questionsanswer) {
         UserLog::create(['operation' => 'delete', 'user_id' => user() ? user()->id : NULL, 'reference_key' => 'FAQ_questionsanswer', 'reference_id' => $questionsanswer->id]);
     });
 }