usecaseziprx.kt

class SearchShows @Inject
constructor(private val showRepository: ShowRepository) : UseCase() {
    var id: String? = null

    override suspend fun executeOnBackground(): Single<Show> {
        val singleDetail = showRepository.showDetail(id).subscribeOn(Schedulers.io())
        val singleBanner = showRepository.showBanner(id).subscribeOn(Schedulers.io())
        return Single.zip(singleDetail, singleBanner, BiFunction { detail, banner ->  Show(detail, banner})
    }
}