core: enhance extracted year tag

lib/class/track.dart

@@ -221,6 +221,20 @@ class TrackExtended {
     required this.lyrics,
   });
 
+  static String _padInt(int val) => val.toString().padLeft(2, '0');
+
+  static int? enforceYearFormat(String? fromYearString) {
+    final intVal = fromYearString.getIntValue();
+    if (intVal != null) return intVal;
+    if (fromYearString != null) {
+      try {
+        final yearDate = DateTime.parse(fromYearString.replaceAll(RegExp(r'[\s]'), '-'));
+        return int.parse("${yearDate.year}${_padInt(yearDate.month)}${_padInt(yearDate.day)}");
+      } catch (_) {}
+    }
+    return null;
+  }
+
   factory TrackExtended.fromJson(
     Map<String, dynamic> json, {
     required ArtistsSplitConfig artistsSplitConfig,
@@ -372,7 +386,7 @@ extension TrackExtUtils on TrackExtended {
       moodList: tag.mood != null ? [tag.mood!] : moodList,
       composer: tag.composer ?? composer,
       trackNo: tag.trackNumber.getIntValue() ?? trackNo,
-      year: tag.year.getIntValue() ?? year,
+      year: TrackExtended.enforceYearFormat(tag.year) ?? year,
       dateModified: dateModified ?? this.dateModified,
       path: path ?? this.path,
       comment: tag.comment ?? comment,

lib/controller/indexer_controller.dart

@@ -1170,7 +1170,7 @@ class Indexer {
             );
       final bitrate = map['bitrate'] as int?;
       final disc = map['disc_number'] as int?;
-      final year = (map['year'] as String?).getIntValue();
+      final yearString = map['year'] as String?;
       final trext = TrackExtended(
         title: e.title,
         originalArtist: e.artist ?? UnknownTags.ARTIST,
@@ -1184,7 +1184,7 @@ class Indexer {
         composer: e.composer ?? '',
         trackNo: e.track ?? 0,
         duration: e.duration == null ? 0 : e.duration! ~/ 1000,
-        year: year ?? 0,
+        year: TrackExtended.enforceYearFormat(yearString) ?? 0,
         size: e.size,
         dateAdded: e.dateAdded ?? 0,
         dateModified: e.dateModified ?? 0,

pubspec.yaml

@@ -1,7 +1,7 @@
 name: namida
 description: A Beautiful and Feature-rich Music Player, With YouTube & Video Support Built in Flutter
 publish_to: "none"
-version: 2.2.6-beta+240513130
+version: 2.2.7-beta+240513130
 
 environment:
   sdk: ">=3.1.4 <4.0.0"