FetchMoviesUseCase.kt

class FetchMoviesUseCase(
    private val dataSource: MovieRemoteDataSource
) {

    suspend operator fun invoke(): Result<MoviesResponse> =
        withContext(Dispatchers.IO) {
            try {
                Result.success(dataSource.fetchMovies())
            } catch (exception: IOException) {
                Result.failure(exception)
            }
        }
}