fix(mine): 支持未登录展示互动计数

lib/pages/mine/mine_logic.dart

@@ -18,6 +18,7 @@ class MineLogic extends ChangeNotifier {
   bool recentLoading = false;
   String? recentError;
   bool _disposed = false;
+  int _requestSeq = 0;
 
   void notify() {
     if (!_disposed) notifyListeners();
@@ -25,21 +26,37 @@ class MineLogic extends ChangeNotifier {
 
   /// 最近观看：取分页首屏，剧名封面仍由目录卡片按 id 映射。
   Future<void> refreshRecent() async {
+    final request = ++_requestSeq;
     recentLoading = true;
     recentError = null;
     notify();
     try {
       final page = await history.recent(pageIndex: 1, pageSize: 10);
+      if (_disposed || request != _requestSeq) return;
       recent = page.list;
       watchRecordTotal = page.total;
     } catch (_) {
-      recentError = 'progressError';
+      if (!_disposed && request == _requestSeq) {
+        recentError = 'progressError';
+      }
     } finally {
-      recentLoading = false;
-      notify();
+      if (!_disposed && request == _requestSeq) {
+        recentLoading = false;
+        notify();
+      }
     }
   }
 
+  /// 切换账号/设备身份时先清空，避免旧身份数据回写或短暂混显。
+  void resetRecent() {
+    _requestSeq += 1;
+    recent = const [];
+    watchRecordTotal = null;
+    recentLoading = false;
+    recentError = null;
+    notify();
+  }
+
   /// 页面重新可见时刷新最近观看，避免停留在旧进度。
   void syncPage({required bool active, required bool wasActive}) {
     if (active && !wasActive) refreshRecent();

lib/pages/mine/mine_view.dart

@@ -53,25 +53,70 @@ class MyPage extends StatefulWidget {
 
 class _MyPageState extends State<MyPage> {
   late final MineLogic logic;
+  late final AuthController _auth;
+  late final FavoriteController _favorites;
+  late bool _wasSignedIn;
+  bool _activationRefreshScheduled = false;
 
   bool get embedded => widget.callbacks.embedded;
 
   @override
   void initState() {
     super.initState();
+    _auth = context.read<AuthController>();
+    _favorites = context.read<FavoriteController>();
+    _wasSignedIn = _auth.isSignedIn;
+    _auth.addListener(_onAuthChanged);
     logic = MineBinding().create(
       history: context.read<WatchHistoryRepository>(),
     );
+    if (widget.active) _scheduleFavoriteLoad();
   }
 
   @override
   void didUpdateWidget(covariant MyPage oldWidget) {
     super.didUpdateWidget(oldWidget);
-    logic.syncPage(active: widget.active, wasActive: oldWidget.active);
+    if (widget.active && !oldWidget.active) {
+      _scheduleActivationRefresh();
+    }
+  }
+
+  void _scheduleFavoriteLoad() {
+    if (_activationRefreshScheduled) return;
+    _activationRefreshScheduled = true;
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _activationRefreshScheduled = false;
+      if (mounted) unawaited(_favorites.load());
+    });
+  }
+
+  void _scheduleActivationRefresh() {
+    if (_activationRefreshScheduled) return;
+    _activationRefreshScheduled = true;
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _activationRefreshScheduled = false;
+      if (!mounted || !widget.active) return;
+      logic.syncPage(active: true, wasActive: false);
+      unawaited(_favorites.load());
+    });
+  }
+
+  void _onAuthChanged() {
+    final signedIn = _auth.isSignedIn;
+    if (signedIn == _wasSignedIn) return;
+    _wasSignedIn = signedIn;
+    logic.resetRecent();
+    _favorites.clear();
+    unawaited(_reloadForIdentity());
+  }
+
+  Future<void> _reloadForIdentity() async {
+    await Future.wait([logic.refreshRecent(), _favorites.load()]);
   }
 
   @override
   void dispose() {
+    _auth.removeListener(_onAuthChanged);
     logic.dispose();
     super.dispose();
   }
@@ -141,12 +186,14 @@ class _MyPageState extends State<MyPage> {
     final wallet = context.watch<WalletController>();
     final continueWatching = logic.recent.take(10).toList(growable: false);
     final followingCount =
-        auth.isSignedIn &&
-            favorites.error == null &&
-            !(favorites.loading && favorites.total == 0)
+        favorites.error == null && !(favorites.loading && favorites.total == 0)
         ? favorites.total
         : null;
-    final watchRecordCount = auth.isSignedIn ? logic.watchRecordTotal : null;
+    final watchRecordCount =
+        logic.recentError == null &&
+            !(logic.recentLoading && logic.watchRecordTotal == null)
+        ? logic.watchRecordTotal
+        : null;
     final coinBalance = auth.isSignedIn && wallet.snapshot != null
         ? wallet.balance
         : null;
@@ -216,7 +263,7 @@ class _MyPageState extends State<MyPage> {
   void _openDestination(MineDestination destination) {
     switch (destination) {
       case MineDestination.history:
-        _push(const WatchRecordsPage());
+        unawaited(_openHistoryPage());
       case MineDestination.downloads:
         _push(const DownloadsPage());
       case MineDestination.wallet:
@@ -244,15 +291,22 @@ class _MyPageState extends State<MyPage> {
       callback();
       return;
     }
-    _push(const WatchRecordsPage());
+    unawaited(_openHistoryPage());
   }
 
-  void _push(Widget page) {
-    Navigator.of(context).push<void>(MaterialPageRoute(builder: (_) => page));
+  Future<void> _openHistoryPage() async {
+    await _push(const WatchRecordsPage());
+    if (mounted) unawaited(logic.refreshRecent());
+  }
+
+  Future<void> _push(Widget page) {
+    return Navigator.of(
+      context,
+    ).push<void>(MaterialPageRoute(builder: (_) => page));
   }
 
   void _pushPlaceholder() {
-    _push(const _MinePlaceholderPage());
+    unawaited(_push(const _MinePlaceholderPage()));
   }
 
   Future<void> _openProtected(Widget page) async {
@@ -260,7 +314,7 @@ class _MyPageState extends State<MyPage> {
       await ensureSignedIn(context);
       return;
     }
-    if (mounted) _push(page);
+    if (mounted) await _push(page);
   }
 
   void _openVip() {