Initial commit

2026-07-14 11:11:36 +08:00
commit 656499cf94
604 changed files with 119518 additions and 0 deletions
@@ -0,0 +1,43 @@
+import '../../../core/infra/player_engine/player_engine.dart';
+import 'player_engine_resolution.dart';
+
+
+class PlayerEngineHolder {
+  PlayerEngine? _engine;
+  PlayerEngineKind? _kind;
+
+
+  PlayerEngine? get current => _engine;
+
+
+  Future<PlayerEngine> acquire(
+    PlayerEngineKind kind,
+    PlayerEngine Function() create,
+  ) async {
+    final existing = _engine;
+    if (existing != null && _kind == kind) {
+      return existing;
+    }
+
+    _engine = null;
+    _kind = null;
+    if (existing != null) {
+      await existing.dispose();
+    }
+
+    final next = create();
+    _engine = next;
+    _kind = kind;
+    return next;
+  }
+
+
+  Future<void> dispose() async {
+    final engine = _engine;
+    _engine = null;
+    _kind = null;
+    if (engine != null) {
+      await engine.dispose();
+    }
+  }
+}