override fun <T>mapCarModelNames(wish: List<T>):
            Flowable<List<T>>? =
        database.carModelsDao().getAllCarModels.map { models ->
            wish.forEach { it ->
                val matchingCar = models.find { model ->
                    it.model_id == model.id
                }

                it.model_name = matchingCar?.name
            }

            wish
        }