(int)$model->id, 'content' => $model->content, 'course_id' => (int)$model->course_id, // 'course_name' => $model->course->title ?? '', 'user_id' => (int)$model->user_id, 'user' => $model->user()->get(['name', 'headimg']), 'course_video_id' => (int)$model->course_video_id, // 'course_video_name' =>$model->course_video->title, 'points' => (int)$model->points, 'created_at' => $model->created_at->diffForHumans(), // 'updated_at' => $model->updated_at->format(Carbon::DEFAULT_TO_STRING_FORMAT) ]; } }