RedditRepository.java

public interface RedditRepository {
    Single<List<Reddit>> getPosts(String query, String restrict, String sort, String nsfw, int limit, String date);
    Single<List<Reddit>> getPostsAfter(String query, String restrict, String sort, String nsfw, int limit, String date, String after);
    Single<List<Reddit>> getHistory();
    Single<List<Reddit>> getHistoryAfter(int date);
    Single<List<Reddit>> getFavorite();
    Single<List<Reddit>> getFavoriteAfter(int date);
}