fix: part: jump to curr

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/live/controller.dart

@@ -35,7 +35,7 @@ class LiveController
   late RxInt liveCount = 0.obs;
 
   Future fetchLiveFollowing([bool isRefresh = true]) async {
-    if (isRefresh.not && followEnd) {
+    if (!isLogin.value || (isRefresh.not && followEnd)) {
       return;
     }
     if (isRefresh) {

lib/pages/video/detail/introduction/widgets/page.dart

@@ -64,6 +64,9 @@ class _PagesPanelState extends State<PagesPanel> {
   }
 
   void jumpToCurr() {
+    if (!_scrollController.hasClients || pages.isEmpty) {
+      return;
+    }
     const double itemWidth = 150; // 每个列表项的宽度
     final double targetOffset = (pageIndex * itemWidth - itemWidth / 2).clamp(
         _scrollController.position.minScrollExtent,