Initial commit

2026-08-16 18:46:06 +02:00
commit b5ab7bd9dd
126 changed files with 7952 additions and 0 deletions
@@ -0,0 +1,73 @@
+import 'dart:io';
+
+import 'package:drift/drift.dart';
+import 'package:on_audio_query/on_audio_query.dart';
+import 'package:path/path.dart' as p;
+import 'package:path_provider/path_provider.dart';
+import 'package:uuid/uuid.dart';
+
+import 'database.dart';
+
+const _uuid = Uuid();
+
+/// Android-Scan über MediaStore (der einzige zuverlässige Weg ab Android 11,
+/// da Scoped Storage direkten Dateizugriff blockiert). Findet automatisch alle
+/// Musik auf dem Gerät. Schreibt in dieselbe DB wie der Desktop-Scan,
+/// UUID-stabil über den Dateipfad.
+Future<int> scanAndroidMediaStore(
+  MeloDb db, {
+  Directory? coverDir,
+  void Function(int done, int total)? onProgress,
+}) async {
+  final audioQuery = OnAudioQuery();
+  final existing = {for (final s in await db.allSongs()) s.path: s};
+  final covers = coverDir ??
+      Directory(p.join((await getApplicationSupportDirectory()).path, 'covers'));
+  await covers.create(recursive: true);
+
+  final all = await audioQuery.querySongs(
+    sortType: SongSortType.TITLE,
+    orderType: OrderType.ASC_OR_SMALLER,
+    uriType: UriType.EXTERNAL,
+  );
+  final songs = all.where((s) => s.isMusic ?? true).toList();
+
+  final now = DateTime.now().millisecondsSinceEpoch;
+  final companions = <SongsCompanion>[];
+  final livePaths = <String>[];
+  var done = 0;
+
+  for (final s in songs) {
+    livePaths.add(s.data);
+    final prev = existing[s.data];
+    final id = prev?.id ?? _uuid.v4();
+
+    var coverPath = prev?.coverPath;
+    if (coverPath == null) {
+      final art = await audioQuery.queryArtwork(s.id, ArtworkType.AUDIO, size: 512);
+      if (art != null && art.isNotEmpty) {
+        final f = File(p.join(covers.path, '$id.img'));
+        await f.writeAsBytes(art);
+        coverPath = f.path;
+      }
+    }
+
+    companions.add(SongsCompanion.insert(
+      id: id,
+      path: s.data,
+      title: s.title,
+      artist: Value(s.artist == '<unknown>' ? null : s.artist),
+      album: Value(s.album),
+      durationMs: Value(s.duration),
+      coverPath: Value(coverPath),
+      dateAddedMs: prev?.dateAddedMs ??
+          (s.dateAdded != null ? s.dateAdded! * 1000 : now),
+      updatedAtMs: now,
+    ));
+    onProgress?.call(++done, songs.length);
+  }
+
+  await db.upsertSongs(companions);
+  await db.markMissing(livePaths, now);
+  return companions.length;
+}