profile header collapse/expand fixed

Author: feruzm

lib/features/explore/presentation/waves/controller/waves_feed_controller.dart

@@ -98,6 +98,7 @@ class WavesFeedController extends ChangeNotifier
     errorMessage = null;
     isPageEnded = false;
     viewState = ViewState.loading;
+    notifyListeners();
     init();
   }
 

lib/features/explore/presentation/widgets/waves_list_view.dart

@@ -15,20 +15,29 @@ import 'package:waves/features/threads/presentation/thread_feed/widgets/thread_f
 import 'package:waves/features/threads/presentation/thread_feed/widgets/thread_tile.dart';
 
 class WavesListView extends StatefulWidget {
-  const WavesListView({super.key});
+  const WavesListView({super.key, this.scrollController});
+
+  final ScrollController? scrollController;
 
   @override
   State<WavesListView> createState() => _WavesListViewState();
 }
 
 class _WavesListViewState extends State<WavesListView> {
-  final ScrollController _scrollController = ScrollController();
+  late ScrollController _scrollController;
+  late bool _ownsController;
   bool _showBackToTopButton = false;
   String? _lastErrorMessage;
 
   @override
   void initState() {
     super.initState();
+    _configureScrollController(widget.scrollController);
+  }
+
+  void _configureScrollController(ScrollController? controller) {
+    _ownsController = controller == null;
+    _scrollController = controller ?? ScrollController();
     _scrollController.addListener(_scrollListener);
   }
 
@@ -45,10 +54,24 @@ class _WavesListViewState extends State<WavesListView> {
     }
   }
 
+  @override
+  void didUpdateWidget(covariant WavesListView oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.scrollController != widget.scrollController) {
+      _scrollController.removeListener(_scrollListener);
+      if (_ownsController) {
+        _scrollController.dispose();
+      }
+      _configureScrollController(widget.scrollController);
+    }
+  }
+
   @override
   void dispose() {
     _scrollController.removeListener(_scrollListener);
-    _scrollController.dispose();
+    if (_ownsController) {
+      _scrollController.dispose();
+    }
     super.dispose();
   }
 

lib/features/user/presentation/user_profile/widgets/user_profile_widget.dart

@@ -42,28 +42,21 @@ class _UserProfileViewWidgetState extends State<UserProfileViewWidget> {
   @override
   Widget build(BuildContext context) {
     final coverImage = widget.data.postingJsonMetadata?.profile?.coverImage;
-    return Stack(
-      children: [
-        CustomScrollView(
-          slivers: [
-            SliverCrossAxisGroup(
-              slivers: [
-                SliverMainAxisGroup(
-                  slivers: [
-                    if (coverImage != null && coverImage.isNotEmpty)
-                      _coverImage(),
-                    UserProfileUserInfo(data: widget.data),
-                    SliverFillRemaining(
-                      hasScrollBody: true,
-                      child: const WavesListView(),
-                    ),
-                  ],
-                ),
-              ],
-            ),
-          ],
-        ),
-      ],
+    return NestedScrollView(
+      floatHeaderSlivers: true,
+      headerSliverBuilder: (context, innerBoxIsScrolled) {
+        return [
+          if (coverImage != null && coverImage.isNotEmpty) _coverImage(),
+          UserProfileUserInfo(data: widget.data),
+        ];
+      },
+      body: Builder(
+        builder: (context) {
+          return WavesListView(
+            scrollController: PrimaryScrollController.of(context),
+          );
+        },
+      ),
     );
   }