Initial commit

lib/core/media/danmaku_match_picker.dart

@@ -0,0 +1,12 @@
+import '../contracts/danmaku.dart';
+import 'danmaku_episode_parser.dart';
+
+
+int pickBestMatchIndex(List<DanmakuMatch> matches, int? targetEpisode) {
+  if (targetEpisode == null) return 0;
+  for (var i = 0; i < matches.length; i++) {
+    final n = extractEpisodeNumberFromTitle(matches[i].episodeTitle);
+    if (n == targetEpisode) return i;
+  }
+  return 0;
+}