v2.52 — Favoriten-Sync-Fix: bidirektionaler Merge (lokal↔Server), Toggle-Push sofort, cloud_id-Verdrahtung
This commit is contained in:
@@ -81,6 +81,21 @@ void main() async {
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// Auth initialisieren (Token aus SharedPreferences laden + online validieren)
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await AuthService().initialisieren();
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// Favoriten-Toggle → Server-Push (Feuer-und-Vergessen, deterministisch via
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// `set` statt Toggle — verhindert Doppel-Toggle). Songs ohne cloud_id
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// (nicht hochgeladen) werden übersprungen; ein Fehlschlag wird beim
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// nächsten vollständigen Sync korrigiert (favoritenMerge-Vereinigung).
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FavoritenService().onStatusGeaendert = (songId, neuerStatus) async {
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try {
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final song = await DbHelper().songNachId(songId);
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final cid = song?.cloudId;
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if (cid == null || cid.isEmpty) return;
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await CloudService().setFavorite(cid, favorit: neuerStatus);
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} catch (e) {
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MeloLogger().fehler('favoriten_server_push', e);
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}
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};
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// Android-Berechtigungen beim Start abfragen (Issue #4)
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// Speicherzugriff für Musik-Scan (READ_MEDIA_AUDIO / Storage)
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await MusikScanner().frageSpeicherZugriff();
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@@ -15,7 +15,8 @@ class Song {
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final String hinzugefuegtAm;
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final String downloadQuelle; // "local", "youtube", "server"
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final String? streamUrl; // Für Server-Streaming (Navidrome) – wird bewusst NICHT in der DB persistiert (Auth-Token-Schutz)
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final String? ytUrl; // YouTube-Quell-URL für Auto-Redownload bei korrupten Songs
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final String? ytUrl; // YouTube-Quell-URL – NUR Fallback (Datei korrupt + kein Server-Download möglich); wird nicht mehr lokal geschrieben
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final String? cloudId; // Verknüpfung lokal ↔ Cloud (Server-Song-ID) für bidirektionalen Favoriten-Sync
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int? zuletztPosition; // Sekunden, für Wiederaufnahme
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Set<int>? tagIds; // Cache für Tag-Filterung (nicht in DB gespeichert)
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@@ -37,6 +38,7 @@ class Song {
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this.downloadQuelle = 'local',
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this.streamUrl,
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this.ytUrl,
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this.cloudId,
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this.zuletztPosition,
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}) : hinzugefuegtAm = hinzugefuegtAm ?? DateTime.now().toIso8601String();
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@@ -58,6 +60,7 @@ class Song {
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'download_quelle': downloadQuelle,
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'stream_url': null, // Token-haltige Stream-URLs nie persistieren (Sicherheit)
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'yt_url': ytUrl,
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'cloud_id': cloudId,
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'zuletzt_position': zuletztPosition,
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};
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@@ -79,6 +82,7 @@ class Song {
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downloadQuelle: m['download_quelle'] as String? ?? 'local',
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streamUrl: m['stream_url'] as String?,
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ytUrl: m['yt_url'] as String?,
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cloudId: m['cloud_id'] as String?,
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zuletztPosition: m['zuletzt_position'] as int?,
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);
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@@ -8,6 +8,8 @@ import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import '../utils/farb_theme.dart';
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import '../utils/sanitize.dart';
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import '../services/cloud_service.dart';
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import '../services/favoriten_service.dart';
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import '../services/favoriten_sync.dart';
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import '../database/db_helper.dart';
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import '../services/melo_logger.dart';
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import '../models/song.dart';
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@@ -36,6 +38,9 @@ class _CloudScreenState extends State<CloudScreen>
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bool _statusOk = false;
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bool _serverDatenGeladen = false;
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// ─── Favoriten (bidirektionaler Sync) ───
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final FavoritenService _favoriten = FavoritenService();
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// ─── Sync-Animation ───
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late final AnimationController _syncAnimController;
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@@ -324,17 +329,29 @@ class _CloudScreenState extends State<CloudScreen>
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const Duration(milliseconds: 50)); // UI-Update erlauben
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}
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// Phase 2: Favoriten syncen
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_updateSync('Synchronisiere Favoriten...', 0.55);
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final favs = await widget.cloud.getFavorites();
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final favIds = favs
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// Phase 2: Favoriten bidirektional synchronisieren
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// Root-Cause-Fix (Sprint D): Vorher wurden die Server-Favoriten nur
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// zurückgespiegelt (Server → Server) — lokale ⭐-Toggles gingen
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// verloren. Jetzt: Vereinigung lokal ∪ Server, Push + lokales Markieren.
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_updateSync('Sync Favoriten…', 0.55);
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final serverFavs = await widget.cloud.getFavorites();
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final serverIds = serverFavs
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.map((f) => f['id']?.toString() ?? '')
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.where((id) => id.isNotEmpty)
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.toList();
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await widget.cloud.syncFavorites(favIds);
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await db.serverFavoritesSet(favIds);
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setState(() => _favServerCount = favIds.length);
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_syncedItems += favIds.length;
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.toSet();
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final lokalIds = await _favoriten.favoritenCloudIds();
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final merged = favoritenMerge(lokal: lokalIds, server: serverIds);
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// Lokal → Server: lokale Toggles erreichen den Server, Server-Favoriten
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// bleiben erhalten (kein Datenverlust in beide Richtungen)
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await widget.cloud.syncFavorites(merged);
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// Server → Lokal: Server-Favoriten lokal als ⭐ markieren (wenn Song
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// lokal existiert); `server_favorites` spiegelt den Merge-Zustand
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for (final cid in serverIds) {
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await _favoriten.merkeCloudFavorit(cid);
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}
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await db.serverFavoritesSet(merged);
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setState(() => _favServerCount = merged.length);
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_syncedItems += merged.length;
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// Phase 3: Playlisten abgleichen
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_updateSync('Lade Playlisten...', 0.7);
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@@ -349,22 +366,22 @@ class _CloudScreenState extends State<CloudScreen>
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_updateSync('Fertig!', 1.0);
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if (mounted) {
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setState(() {
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_syncedItems = downloaded + favIds.length;
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_syncedItems = downloaded + merged.length;
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});
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_setzeStatus(
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'$downloaded Songs + ${favIds.length} Favoriten synchronisiert',
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'$downloaded Songs + ${merged.length} Favoriten synchronisiert',
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ok: true);
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// Sync-Historie fürs Dashboard festhalten
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await _syncHistorieEintragen(
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dateien: downloaded,
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favoriten: favIds.length,
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favoriten: merged.length,
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playlists: _serverPlaylists.length,
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);
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await _ladeStatus();
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}
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MeloLogger().aktion('cloud_sync_all', {
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'downloaded': downloaded,
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'favorites': favIds.length,
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'favorites': merged.length,
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'playlists': _serverPlaylists.length,
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});
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return true;
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@@ -714,6 +731,7 @@ class _CloudScreenState extends State<CloudScreen>
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setState(() => _ladt = true);
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_setzeStatus('Suche lokale Songs...');
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try {
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final db = DbHelper();
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final dir = Directory(
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'${(await getApplicationDocumentsDirectory()).path}/music');
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if (!await dir.exists()) {
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@@ -754,7 +772,19 @@ class _CloudScreenState extends State<CloudScreen>
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);
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}
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final sid = await widget.cloud.upload(f.path, f.path.split('/').last);
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if (sid != null) count++;
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if (sid != null) {
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count++;
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// Lokalen Song mit dem Server verknüpfen (cloud_id) — Grundlage
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// für den bidirektionalen Favoriten-Sync (lokal → Server).
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try {
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final lokalerSong = await db.songNachPfad(f.path);
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if (lokalerSong?.id != null) {
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await db.cloudIdSetzen(lokalerSong!.id!, sid);
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}
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} catch (_) {
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// Verknüpfung ist nice-to-have — Upload selbst war erfolgreich
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}
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}
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}
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// Abschluss-Notification
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if (Platform.isAndroid) {
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@@ -262,6 +262,18 @@ class CloudService extends ChangeNotifier {
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return await _post('/api/v1/cloud/favorites/toggle', {'song_id': songId});
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}
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/// Favoriten-Status deterministisch setzen (KEIN Toggle): der Server
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/// erzwingt den gewünschten Zustand (`set`-Parameter). Verhindert
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/// Doppel-Toggle, wenn der Server-Zustand vom lokalen abweicht
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/// (Feuer-und-Vergessen-Push beim lokalen Favoriten-Toggle).
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Future<bool> setFavorite(String songId, {required bool favorit}) async {
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final r = await _post('/api/v1/cloud/favorites/toggle', {
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'song_id': songId,
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'set': favorit,
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});
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return r?['status'] == 'ok';
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}
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// ─── ✏️ Umbenennen ───
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/// Song umbenennen (benutzerdefinierter Titel/Artist)
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@@ -1,3 +1,4 @@
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import 'dart:async';
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import 'package:flutter/foundation.dart';
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import '../database/db_helper.dart';
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import '../models/song.dart';
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@@ -11,6 +12,11 @@ class FavoritenService {
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final DbHelper _db = DbHelper();
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int? _favoritenPlaylistId;
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/// Wird nach jedem erfolgreichen lokalen Toggle aufgerufen (Feuer-und-
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/// Vergessen → Server-Push). Wird in `main()` verdrahtet; Fehler werden
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/// beim nächsten vollständigen Sync korrigiert (favoritenMerge-Vereinigung).
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Future<void> Function(int songId, bool neuerStatus)? onStatusGeaendert;
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int? get favoritenId => _favoritenPlaylistId;
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Future<void> init() async {
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@@ -32,18 +38,32 @@ class FavoritenService {
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/// Schaltet den Favoriten-Status um und gibt den NEUEN Status zurück
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/// (true = jetzt Favorit). Bei Fehlern (z. B. DB-Race) wird der Zustand
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/// aus der DB neu geladen statt blind geflippt — kein unhandled Throw.
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/// Nach dem lokalen Toggle wird [onStatusGeaendert] Feuer-und-Vergessen
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/// aufgerufen (Server-Push; Retry = nächster vollständiger Sync).
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Future<bool> umschalten(int songId) async {
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if (_favoritenPlaylistId == null) return false;
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try {
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bool neuerStatus;
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if (await istFavorit(songId)) {
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await _db.songAusPlaylistEntfernen(_favoritenPlaylistId!, songId);
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return false;
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neuerStatus = false;
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} else {
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final songs = await _db.songsDerPlaylist(_favoritenPlaylistId!);
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// INSERT OR IGNORE in songZurPlaylist fängt Doppel-Tap-Races ab
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await _db.songZurPlaylist(_favoritenPlaylistId!, songId, songs.length);
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return true;
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neuerStatus = true;
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}
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final cb = onStatusGeaendert;
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if (cb != null) {
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unawaited(() async {
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try {
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await cb(songId, neuerStatus);
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} catch (e) {
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MeloLogger().fehler('favoriten_server_push', e);
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}
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}());
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}
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return neuerStatus;
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} catch (e) {
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debugPrint('Favoriten-Toggle fehlgeschlagen: $e');
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MeloLogger().fehler('favoriten_toggle', e);
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@@ -57,6 +77,31 @@ class FavoritenService {
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return _db.songsDerPlaylist(_favoritenPlaylistId!);
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}
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/// Cloud-IDs aller lokalen ⭐-Favoriten (Push-Richtung lokal → Server).
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/// Songs ohne cloud_id (nicht hochgeladen) werden übersprungen.
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Future<Set<String>> favoritenCloudIds() async {
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if (_favoritenPlaylistId == null) return {};
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final songs = await _db.songsDerPlaylist(_favoritenPlaylistId!);
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return songs
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.map((s) => s.cloudId)
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.whereType<String>()
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.where((c) => c.isNotEmpty)
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.toSet();
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}
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/// Markiert einen Server-Favoriten (cloud_id) lokal als ⭐-Favorit
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/// (Richtung Server → lokal). Fehlt der Song lokal, passiert nichts —
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/// der Favorit bleibt in `server_favorites` fürs Dashboard erhalten.
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Future<void> merkeCloudFavorit(String cloudId) async {
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if (_favoritenPlaylistId == null) return;
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final song = await _db.songNachCloudId(cloudId);
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final id = song?.id;
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if (id == null) return;
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if (await istFavorit(id)) return;
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final songs = await _db.songsDerPlaylist(_favoritenPlaylistId!);
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await _db.songZurPlaylist(_favoritenPlaylistId!, id, songs.length);
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}
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Future<int> anzahlFavoriten() async {
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if (_favoritenPlaylistId == null) await init();
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if (_favoritenPlaylistId == null) return 0;
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@@ -0,0 +1,39 @@
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import 'cloud_service.dart';
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/// Bidirektionaler Favoriten-Sync (Sprint D, v2.52).
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///
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/// Root-Cause des alten Bugs: `_syncAlles` las die Server-Favoriten und
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/// schrieb sie per `syncFavorites` UNVERÄNDERT zurück auf den Server —
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/// lokale ⭐-Toggles gingen verloren, `server_favorites` wurde nie genutzt.
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///
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/// Neues Verhalten (Merge statt Server-Spiegel):
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/// 1. **Lokal → Server:** Alle cloud_ids lokaler ⭐-Favoriten werden
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/// zusammen mit den Server-Favoriten hochgeladen (Vereinigung). Lokale
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/// Toggles erreichen den Server damit garantiert.
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/// 2. **Server → Lokal:** Server-Favoriten werden lokal als ⭐ markiert,
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/// sobald der Song lokal existiert (cloud_id-Verknüpfung).
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/// 3. **Feuer-und-Vergessen beim Toggle:** `CloudService.setFavorite`
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/// (deterministisch, kein Toggle) direkt beim lokalen Umschalten; ein
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/// Fehlschlag wird durch den nächsten vollständigen Sync korrigiert.
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/// Vereinigt lokale und Server-Favoriten (cloud_ids) — keine Datenverluste
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/// in beide Richtungen. Sortiert für deterministische Tests.
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List<String> favoritenMerge({
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required Set<String> lokal,
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required Set<String> server,
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}) {
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final merged = <String>{...lokal, ...server}.toList()..sort();
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return merged;
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}
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/// Feuer-und-Vergessen-Push eines Favoriten-Toggles an den Server.
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/// Deterministisch via `set` (kein Doppel-Toggle-Risiko). Fehler werden
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/// still geschluckt — der nächste vollständige Sync korrigiert den Zustand
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/// (favoritenMerge-Vereinigung).
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Future<void> pusheFavoritAnServer(
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CloudService cloud,
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String cloudId,
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bool favorit,
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) async {
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await cloud.setFavorite(cloudId, favorit: favorit);
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}
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@@ -0,0 +1,124 @@
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import 'dart:convert';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:http/http.dart' as http;
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import 'package:http/testing.dart';
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import 'package:melo_app/services/cloud_service.dart';
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import 'package:melo_app/services/favoriten_sync.dart';
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/// Tests für den bidirektionalen Favoriten-Sync (Sprint D v2.52).
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///
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/// Root-Cause-Regression: `_syncAlles` spiegelte Server-Favoriten nur zurück
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/// (Server → Server) — lokale ⭐-Toggles gingen verloren. Der Fix merge-t
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/// lokal ∪ Server (favoritenMerge) und pusht Toggles deterministisch via
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/// `set` (kein Doppel-Toggle-Risiko).
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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http.Response jsonOk(Map<String, dynamic> body) =>
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http.Response(jsonEncode(body), 200,
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headers: {'content-type': 'application/json'});
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group('favoritenMerge (Vereinigung lokal ∪ Server)', () {
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test('lokale Favoriten werden dem Server-Push hinzugefügt', () {
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final merged = favoritenMerge(
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lokal: {'cloud-1', 'cloud-2'},
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server: {'cloud-9'},
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);
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expect(merged, containsAll(['cloud-1', 'cloud-2', 'cloud-9']));
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expect(merged, hasLength(3));
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});
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test('Server-Favoriten bleiben erhalten (kein Datenverlust)', () {
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final merged = favoritenMerge(
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lokal: <String>{},
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server: {'cloud-7', 'cloud-8'},
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);
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expect(merged, containsAll(['cloud-7', 'cloud-8']));
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});
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test('Doppelte IDs (lokal == server) werden dedupliziert', () {
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final merged = favoritenMerge(
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lokal: {'cloud-1', 'cloud-2'},
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server: {'cloud-2', 'cloud-3'},
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);
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expect(merged, hasLength(3));
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expect(merged.where((id) => id == 'cloud-2'), hasLength(1));
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});
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test('leere Mengen → leere Liste', () {
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expect(favoritenMerge(lokal: {}, server: {}), isEmpty);
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});
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test('deterministisch sortiert (für Tests/Stabilität)', () {
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final a = favoritenMerge(lokal: {'b', 'a'}, server: {'c'});
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final b = favoritenMerge(lokal: {'c'}, server: {'b', 'a'});
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expect(a, b);
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expect(a, ['a', 'b', 'c']);
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});
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});
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group('CloudService.setFavorite (deterministischer Push)', () {
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test('sendet set:true und wertet status ok aus', () async {
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late Map<String, dynamic> gesendeterBody;
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String? pfad;
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final cloud = CloudService(
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client: MockClient((req) async {
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pfad = req.url.path;
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gesendeterBody = jsonDecode(req.body) as Map<String, dynamic>;
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return jsonOk({'status': 'ok', 'favorited': true});
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}),
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);
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final ok = await cloud.setFavorite('cloud-1', favorit: true);
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expect(ok, isTrue);
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expect(pfad, '/api/v1/cloud/favorites/toggle');
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expect(gesendeterBody['song_id'], 'cloud-1');
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expect(gesendeterBody['set'], isTrue);
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||||
});
|
||||
|
||||
test('sendet set:false beim Entfernen', () async {
|
||||
late Map<String, dynamic> gesendeterBody;
|
||||
final cloud = CloudService(
|
||||
client: MockClient((req) async {
|
||||
gesendeterBody = jsonDecode(req.body) as Map<String, dynamic>;
|
||||
return jsonOk({'status': 'ok', 'favorited': false});
|
||||
}),
|
||||
);
|
||||
final ok = await cloud.setFavorite('cloud-2', favorit: false);
|
||||
expect(ok, isTrue);
|
||||
expect(gesendeterBody['set'], isFalse);
|
||||
});
|
||||
|
||||
test('Fehlerantwort (kein status ok) → false', () async {
|
||||
final cloud = CloudService(
|
||||
client: MockClient((req) async => jsonOk({'status': 'error'})),
|
||||
);
|
||||
expect(await cloud.setFavorite('cloud-3', favorit: true), isFalse);
|
||||
});
|
||||
|
||||
test('Netzwerkfehler → false (kein Crash)', () async {
|
||||
final cloud = CloudService(
|
||||
client: MockClient(
|
||||
(req) async => throw http.ClientException('offline')),
|
||||
);
|
||||
expect(await cloud.setFavorite('cloud-4', favorit: true), isFalse);
|
||||
});
|
||||
});
|
||||
|
||||
group('pusheFavoritAnServer (Feuer-und-Vergessen)', () {
|
||||
test('leitet Toggle-Status an setFavorite weiter', () async {
|
||||
final bodies = <Map<String, dynamic>>[];
|
||||
final cloud = CloudService(
|
||||
client: MockClient((req) async {
|
||||
bodies.add(jsonDecode(req.body) as Map<String, dynamic>);
|
||||
return jsonOk({'status': 'ok'});
|
||||
}),
|
||||
);
|
||||
await pusheFavoritAnServer(cloud, 'cloud-5', true);
|
||||
await pusheFavoritAnServer(cloud, 'cloud-5', false);
|
||||
expect(bodies, hasLength(2));
|
||||
expect(bodies[0]['set'], isTrue);
|
||||
expect(bodies[1]['set'], isFalse);
|
||||
expect(bodies[0]['song_id'], 'cloud-5');
|
||||
});
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user