Fix: Server-Bibliothek lädt nicht + Tab '🌐 Server' abgeschnitten
Bug 2 (Laden schlägt fehl trotz 'ping ok'): Der Code ignorierte das Subsonic-
status-Feld. Navidrome liefert bei falschem Passwort HTTP 200 mit
status:"failed" — ping() meldete dadurch fälschlich Erfolg, getAlben/getArtists
behandelten die Fehlerantwort still als leer ("Erneut versuchen").
- parseSubsonic() wirft NavidromeException bei status:"failed" (mit Servermsg).
- ping() prüft jetzt den Body statt nur HTTP 200.
- getAlben/getArtists reichen den Fehler durch (rethrow) statt [] zu liefern.
- getAlben nutzt getAlbumList2 (ID3, wie getArtists) statt getAlbumList (Folder).
- Server-Tab zeigt die echte Fehlermeldung statt "Keine Alben geladen".
Bug 1 (Tab abgeschnitten -> nur "Serve"): TabBar labelPadding verkleinert
(engere Abstände), Schriftgröße unverändert.
Neue Tests: test/navidrome_parse_test.dart (5). 84/84 grün, analyze sauber.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Tr2UwurtxyJUpWpBSeVmBm
This commit is contained in:
co-authored by
Claude Opus 4.8
parent
61e28d128f
commit
3d39e8b922
@@ -5,6 +5,25 @@ Format angelehnt an [Keep a Changelog](https://keepachangelog.com/de/1.0.0/).
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## [Unreleased]
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### 🐛 Server-Bibliothek lädt + Tab abgeschnitten (2026-08-20)
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- 🐛 **Server-Bibliothek lud nicht ("Erneut versuchen"):** Ursache war, dass
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der Code das Subsonic-`status`-Feld ignorierte. Navidrome liefert auch bei
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falschem Passwort **HTTP 200** mit `status:"failed"` — `ping()` meldete
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dadurch fälschlich „Login ok", und `getAlben`/`getArtists` behandelten die
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Fehlerantwort still als „leer".
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- 🔧 `ping()` prüft jetzt den Body (`status`) — kein Fehlalarm mehr beim Login.
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- 🔧 `getAlben`/`getArtists` werfen bei `status:"failed"` eine
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`NavidromeException` mit Server-Meldung statt still `[]` zurückzugeben.
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- 🔧 Der Server-Tab zeigt die echte Server-Fehlermeldung (z. B. „Wrong
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username or password") statt nur „Keine Alben geladen".
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- 🔧 Album-Abruf nutzt jetzt den ID3-Endpoint `getAlbumList2` (konsistent zu
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`getArtists`) — der alte Folder-Endpoint `getAlbumList` liefert bei
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tag-organisierten Libraries leer.
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- 🐛 **Tab „🌐 Server" war abgeschnitten** (nur „Serve" sichtbar): Die 4 festen
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Tabs waren zu eng. `labelPadding` verkleinert (engere Abstände) —
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Schriftgröße unverändert.
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- 🧪 Neue Tests: `test/navidrome_parse_test.dart` (5). 84/84 grün, analyze sauber.
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### 🔧 Log-Upload System - Fixes (2026-08-19)
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- ✅ **ERROR-Level Logging**: Fehler werden SOFORT zum Server hochgeladen (async/await Fixed)
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- ✅ **Navidrome-Service Error Logging**: Alle API-Fehler (ping, getAlben, getSongs, getFavorites, getArtists, getArtistSongs, getLyrics, scrobble, getBookmarks, getPlaylists, getPlaylistSongs) werden jetzt mit `logger.error()` zum Server geloggt (statt nur debugPrint)
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@@ -40,6 +40,9 @@ class LibraryScreen extends StatelessWidget {
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),
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],
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bottom: const TabBar(
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// Engere Abstände, damit '🌐 Server' nicht abgeschnitten wird
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// (4 feste Tabs, gleich breit) — Schriftgröße bleibt unverändert.
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labelPadding: EdgeInsets.symmetric(horizontal: 4),
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tabs: [
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Tab(text: 'Alle'),
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Tab(text: 'Künstler'),
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@@ -256,6 +259,7 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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List<SubsonicArtist> _artists = [];
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bool _loading = false;
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bool _showArtists = false;
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String? _error;
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@override
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void initState() {
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@@ -271,7 +275,10 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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if (!_nav.istVerbunden) {
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return;
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}
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setState(() => _loading = true);
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setState(() {
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_loading = true;
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_error = null;
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});
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try {
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final alben = await _nav.getAlben(anzahl: 50);
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if (mounted) {
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@@ -282,7 +289,10 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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}
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} catch (e) {
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if (mounted) {
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setState(() => _loading = false);
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setState(() {
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_loading = false;
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_error = e is NavidromeException ? e.message : 'Verbindungsfehler';
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});
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}
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debugPrint('Fehler beim Laden der Alben: $e');
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}
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@@ -290,7 +300,10 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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Future<void> _loadArtists() async {
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if (!_nav.istVerbunden) return;
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setState(() => _loading = true);
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setState(() {
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_loading = true;
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_error = null;
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});
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try {
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final artists = await _nav.getArtists();
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if (mounted) {
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@@ -300,7 +313,12 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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});
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}
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} catch (e) {
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if (mounted) setState(() => _loading = false);
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if (mounted) {
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setState(() {
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_loading = false;
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_error = e is NavidromeException ? e.message : 'Verbindungsfehler';
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});
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}
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debugPrint('Fehler beim Laden der Künstler: $e');
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}
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}
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@@ -331,14 +349,22 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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}
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if (_albums.isEmpty) {
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final hatFehler = _error != null;
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return Center(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.album, size: 64, color: Colors.white24),
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Icon(hatFehler ? Icons.error_outline : Icons.album,
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size: 64,
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color: hatFehler ? Colors.redAccent : Colors.white24),
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const SizedBox(height: 12),
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const Text('Keine Alben geladen',
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style: TextStyle(color: Colors.white54)),
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Text(
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hatFehler ? 'Serverfehler: $_error' : 'Keine Alben geladen',
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textAlign: TextAlign.center,
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style: const TextStyle(color: Colors.white54),
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),
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const SizedBox(height: 16),
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FilledButton.icon(
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icon: const Icon(Icons.refresh),
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@@ -347,6 +373,7 @@ class _NavidromeTabState extends State<_NavidromeTab> {
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),
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],
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),
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),
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);
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}
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@@ -58,6 +58,16 @@ class SubsonicAlbum {
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);
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}
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/// Fehler einer Subsonic-Antwort mit `status:"failed"` (Navidrome liefert
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/// dafür HTTP 200). Trägt die Server-Meldung, damit die UI sie zeigen kann.
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class NavidromeException implements Exception {
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final String message;
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final int? code;
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NavidromeException(this.message, {this.code});
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@override
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String toString() => 'NavidromeException(${code ?? '-'}): $message';
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}
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class NavidromeService {
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final FlutterSecureStorage _secure = const FlutterSecureStorage();
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@@ -123,6 +133,35 @@ class NavidromeService {
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bool get istVerbunden => _serverUrl.isNotEmpty && _user.isNotEmpty;
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/// Dekodiert eine Subsonic-JSON-Antwort und wirft [NavidromeException],
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/// wenn der Server `status:"failed"` meldet (z. B. falsches Passwort) —
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/// solche Antworten kommen mit HTTP 200 und dürfen nicht als „leer" gelten.
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@visibleForTesting
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static Map<String, dynamic> parseSubsonic(String body) {
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final data = jsonDecode(body) as Map<String, dynamic>;
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final resp = data['subsonic-response'] as Map<String, dynamic>?;
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if (resp == null) {
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throw NavidromeException('Ungültige Server-Antwort (kein subsonic-response)');
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}
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if (resp['status'] == 'failed') {
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final err = resp['error'] as Map<String, dynamic>?;
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throw NavidromeException(
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(err?['message'] as String?) ?? 'Unbekannter Server-Fehler',
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code: err?['code'] as int?,
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);
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}
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return resp;
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}
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/// Liest Alben aus einer geprüften `getAlbumList2`-Antwort (ID3-basiert).
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@visibleForTesting
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static List<SubsonicAlbum> parseAlben(Map<String, dynamic> resp) {
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final list = resp['albumList2']?['album'] as List? ?? [];
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return list
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.map((j) => SubsonicAlbum.fromJson(j as Map<String, dynamic>))
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.toList();
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}
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Uri _uri(String endpoint, [Map<String, String>? extra]) {
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if (_token == null || _token!.isEmpty) {
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throw StateError('Navidrome ist nicht verbunden. Bitte zuerst Zugangsdaten setzen.');
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@@ -142,13 +181,18 @@ class NavidromeService {
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Future<bool> ping() async {
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try {
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final r = await http.get(_uri('ping.view')).timeout(const Duration(seconds: 10));
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if (r.statusCode == 200) {
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logger.info('✅ Navidrome Verbindung erfolgreich: $_serverUrl');
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return true;
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} else {
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if (r.statusCode != 200) {
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logger.warning('Navidrome Ping fehlgeschlagen (HTTP ${r.statusCode}): $_serverUrl');
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return false;
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}
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// Subsonic liefert auch bei falschem Passwort HTTP 200 → Body prüfen,
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// sonst meldet der Login fälschlich Erfolg (status:"failed").
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parseSubsonic(r.body);
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logger.info('✅ Navidrome Verbindung erfolgreich: $_serverUrl');
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return true;
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} on NavidromeException catch (e) {
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logger.warning('Navidrome Login abgelehnt: ${e.message}');
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return false;
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} catch (e) {
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// Details für die Diagnose: ohne URL/Exception-Typ ist im Log nicht
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// erkennbar, ob DNS, IPv6, TLS oder eine falsche URL die Ursache ist.
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@@ -181,14 +225,16 @@ class NavidromeService {
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Future<List<SubsonicAlbum>> getAlben({int anzahl = 50}) async {
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try {
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final r = await http.get(_uri('getAlbumList.view', {'type': 'newest', 'size': '$anzahl'})).timeout(const Duration(seconds: 15));
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if (r.statusCode != 200) return [];
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final data = jsonDecode(r.body);
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final list = data['subsonic-response']?['albumList']?['album'] as List? ?? [];
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return list.map((j) => SubsonicAlbum.fromJson(j)).toList();
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// getAlbumList2 = ID3-basiert (wie getArtists) — der Folder-Endpoint
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// getAlbumList liefert bei tag-organisierten Navidrome-Libraries leer.
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final r = await http
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.get(_uri('getAlbumList2.view', {'type': 'newest', 'size': '$anzahl'}))
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.timeout(const Duration(seconds: 15));
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if (r.statusCode != 200) throw NavidromeException('HTTP ${r.statusCode}');
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return parseAlben(parseSubsonic(r.body));
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} catch (e) {
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await logger.error('Navidrome getAlben Fehler: $e', e, StackTrace.current);
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return [];
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rethrow;
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}
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}
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@@ -249,20 +295,20 @@ class NavidromeService {
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Future<List<SubsonicArtist>> getArtists() async {
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try {
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final r = await http.get(_uri('getArtists.view')).timeout(const Duration(seconds: 15));
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if (r.statusCode != 200) return [];
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final data = jsonDecode(r.body);
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final indexData = data['subsonic-response']?['artists']?['index'] as List? ?? [];
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if (r.statusCode != 200) throw NavidromeException('HTTP ${r.statusCode}');
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final resp = parseSubsonic(r.body);
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final indexData = resp['artists']?['index'] as List? ?? [];
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final artists = <SubsonicArtist>[];
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for (final idx in indexData) {
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final artistList = idx['artist'] as List? ?? [];
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for (final a in artistList) {
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artists.add(SubsonicArtist.fromJson(a));
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artists.add(SubsonicArtist.fromJson(a as Map<String, dynamic>));
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}
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}
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return artists;
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} catch (e) {
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await logger.error('Navidrome getArtists Fehler: $e', e, StackTrace.current);
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return [];
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rethrow;
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}
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}
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@@ -0,0 +1,58 @@
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import 'package:flutter_test/flutter_test.dart';
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import 'package:melo/services/navidrome_service.dart';
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/// Tests für die Subsonic-Antwort-Auswertung. Kern des Bugfixes:
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/// Navidrome liefert bei Fehlern (z. B. falsches Passwort) HTTP 200 mit
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/// {"subsonic-response":{"status":"failed","error":{...}}}. Diese Antworten
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/// dürfen NICHT stillschweigend als „leer" behandelt werden.
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void main() {
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group('NavidromeService.parseSubsonic', () {
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test('status:failed wirft NavidromeException mit Server-Meldung', () {
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const body =
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'{"subsonic-response":{"status":"failed","version":"1.16.1",'
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'"error":{"code":40,"message":"Wrong username or password"}}}';
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expect(
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() => NavidromeService.parseSubsonic(body),
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throwsA(isA<NavidromeException>()
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.having((e) => e.message, 'message', 'Wrong username or password')
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.having((e) => e.code, 'code', 40)),
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);
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});
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test('status:ok liefert den subsonic-response-Block zurück', () {
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const body =
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'{"subsonic-response":{"status":"ok","version":"1.16.1",'
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'"albumList2":{"album":[]}}}';
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final resp = NavidromeService.parseSubsonic(body);
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expect(resp['status'], 'ok');
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expect(resp['albumList2'], isNotNull);
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});
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test('fehlender subsonic-response wirft NavidromeException', () {
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expect(() => NavidromeService.parseSubsonic('{"foo":1}'),
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throwsA(isA<NavidromeException>()));
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});
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});
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group('NavidromeService.parseAlben (ID3 / getAlbumList2)', () {
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test('liest albumList2.album korrekt', () {
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const body = '{"subsonic-response":{"status":"ok","albumList2":{"album":['
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'{"id":"a1","name":"Erstes Album","coverArt":"c1","songCount":9},'
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'{"id":"a2","title":"Zweites","songCount":3}'
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']}}}';
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final resp = NavidromeService.parseSubsonic(body);
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final alben = NavidromeService.parseAlben(resp);
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expect(alben.length, 2);
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expect(alben[0].id, 'a1');
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expect(alben[0].name, 'Erstes Album');
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expect(alben[0].songCount, 9);
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expect(alben[1].name, 'Zweites');
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});
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test('leere albumList2 liefert leere Liste (kein Fehler)', () {
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final resp = NavidromeService.parseSubsonic(
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'{"subsonic-response":{"status":"ok","albumList2":{}}}');
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expect(NavidromeService.parseAlben(resp), isEmpty);
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});
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});
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}
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Block a user