重构

lib/views/main_navigation.dart

@@ -19,12 +19,14 @@ class MainNavigation extends StatefulWidget {
 
 class _MainNavigationState extends State<MainNavigation> {
   int _currentIndex = 0;
+  final GlobalKey<State<ProfilePage>> _profileKey =
+      GlobalKey<State<ProfilePage>>();
 
-  final List<Widget> _pages = [
+  late final List<Widget> _pages = [
     const HomePage(),
     const DiscoverPage(),
     const FavoritesPage(),
-    const ProfilePage(),
+    ProfilePage(key: _profileKey),
   ];
 
   final List<BottomNavigationBarItem> _bottomNavItems = [
@@ -73,6 +75,13 @@ class _MainNavigationState extends State<MainNavigation> {
               setState(() {
                 _currentIndex = index;
               });
+              // 切换到个人页面时刷新数据
+              if (index == 3) {
+                final profileState = _profileKey.currentState;
+                if (profileState != null && profileState.mounted) {
+                  (profileState as dynamic).refreshData();
+                }
+              }
             },
             type: BottomNavigationBarType.fixed,
             selectedItemColor: AppConstants.primaryColor,