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Insert or remove method (meh)

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This commit is contained in:
inorichi 2015-10-07 00:26:53 +02:00
parent a3463addc3
commit 2888023eb1
1 changed files with 17 additions and 18 deletions
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35
app/src/main/java/eu/kanade/mangafeed/data/managers/ChapterManager.java
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@ -53,28 +53,27 @@ public class ChapterManager extends BaseManager {
// Add new chapters or delete if the source deletes them
public Observable insertOrRemove(Manga manga, List<Chapter> chapters) {
// I don't know a better approach
// TODO Fix this method
return Observable.create(subscriber -> {
List<Chapter> dbGet = prepareGet(manga).executeAsBlocking();
List<Chapter> dbChapters = prepareGet(manga).executeAsBlocking();
Observable.just(dbGet)
.doOnNext(dbChapters -> {
Observable.from(chapters)
.filter(c -> !dbChapters.contains(c))
.toList()
.subscribe(newChapters -> {
if (newChapters.size() > 0)
insert(newChapters).subscribe();
});
})
.flatMap(Observable::from)
Observable<List<Chapter>> newChaptersObs =
Observable.from(chapters)
.filter(c -> !dbChapters.contains(c))
.toList();
Observable<List<Chapter>> deletedChaptersObs =
Observable.from(dbChapters)
.filter(c -> !chapters.contains(c))
.toList()
.subscribe(removedChapters -> {
if (removedChapters.size() > 0)
delete(removedChapters).subscribe();
subscriber.onCompleted();
});
.toList();
Observable.zip(newChaptersObs, deletedChaptersObs,
(newChapters, deletedChapters) -> {
insert(newChapters).subscribe();
delete(deletedChapters).subscribe();
subscriber.onCompleted();
return null;
}).subscribe();
});
}