Spatie\MediaLibrary\MediaRepository::getByModelType PHP Méthode

    public function getByModelType(string $modelType) : DbCollection
    {
        return $this->model->where('model_type', $modelType)->get();
    }

 public function getMediaToBeRegenerated()
 {
     if ($this->argument('modelType') == '') {
         return $this->mediaRepository->all();
     }
     return $this->mediaRepository->getByModelType($this->argument('modelType'));
 }