optimize rebuilds by sampling input

app/lib/features/geckoview/features/search/presentation/screens/search.dart

@@ -13,6 +13,7 @@ import 'package:lensai/features/geckoview/features/search/presentation/widgets/s
 import 'package:lensai/features/geckoview/features/search/presentation/widgets/search_modules/history_suggestions.dart';
 import 'package:lensai/features/geckoview/features/search/presentation/widgets/search_modules/search_suggestions.dart';
 import 'package:lensai/features/geckoview/features/search/presentation/widgets/search_modules/tab_search.dart';
+import 'package:lensai/presentation/hooks/sampled_value_notifier.dart';
 import 'package:lensai/utils/uri_parser.dart' as uri_parser;
 
 class SearchScreen extends HookConsumerWidget {
@@ -27,6 +28,10 @@ class SearchScreen extends HookConsumerWidget {
     final searchTextController = useTextEditingController(
       text: initialSearchText,
     );
+    final sampledSearchText = useSampledValueNotifier(
+      source: searchTextController,
+      sampleDuration: const Duration(milliseconds: 150),
+    );
     final searchFocusNode = useFocusNode();
 
     final defaultSearchBang = ref.watch(
@@ -116,9 +121,9 @@ class SearchScreen extends HookConsumerWidget {
               submitSearch: submitSearch,
             ),
             const SliverToBoxAdapter(child: Divider()),
-            TabSearch(searchTextController: searchTextController),
+            TabSearch(searchTextListenable: sampledSearchText),
-            FeedSearch(searchTextController: searchTextController),
+            FeedSearch(searchTextNotifier: sampledSearchText),
-            HistorySuggestions(searchTextController: searchTextController),
+            HistorySuggestions(searchTextListenable: sampledSearchText),
           ],
         ),
       ),

app/lib/features/geckoview/features/search/presentation/widgets/search_modules/feed_search.dart

@@ -1,3 +1,4 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
@@ -20,9 +21,9 @@ class FeedSearch extends HookConsumerWidget {
   static const _matchPrefix = '***';
   static const _matchSuffix = '***';
 
-  final TextEditingController searchTextController;
+  final ValueListenable<TextEditingValue> searchTextNotifier;
 
-  const FeedSearch({required this.searchTextController});
+  const FeedSearch({required this.searchTextNotifier});
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -30,11 +31,11 @@ class FeedSearch extends HookConsumerWidget {
 
     final articlesAsync = ref.watch(articleSearchProvider(null));
 
-    useListenableCallback(searchTextController, () async {
+    useListenableCallback(searchTextNotifier, () async {
       await ref
           .read(articleSearchProvider(null).notifier)
           .search(
-            searchTextController.text,
+            searchTextNotifier.value.text,
             // ignore: avoid_redundant_argument_values dont break things
             matchPrefix: _matchPrefix,
             // ignore: avoid_redundant_argument_values dont break things

app/lib/features/geckoview/features/search/presentation/widgets/search_modules/history_suggestions.dart

@@ -1,3 +1,4 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:go_router/go_router.dart';
@@ -14,18 +15,18 @@ import 'package:skeletonizer/skeletonizer.dart';
 import 'package:sliver_tools/sliver_tools.dart';
 
 class HistorySuggestions extends HookConsumerWidget {
-  final TextEditingController searchTextController;
+  final ValueListenable<TextEditingValue> searchTextListenable;
 
-  const HistorySuggestions({super.key, required this.searchTextController});
+  const HistorySuggestions({super.key, required this.searchTextListenable});
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     final historySuggestionsAsync = ref.watch(engineHistorySuggestionsProvider);
 
-    useListenableCallback(searchTextController, () async {
+    useListenableCallback(searchTextListenable, () async {
       await ref
           .watch(engineSuggestionsProvider.notifier)
-          .addQuery(searchTextController.text);
+          .addQuery(searchTextListenable.value.text);
     });
 
     if (historySuggestionsAsync.hasValue &&

app/lib/features/geckoview/features/search/presentation/widgets/search_modules/tab_search.dart

@@ -1,3 +1,4 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
@@ -20,9 +21,9 @@ class TabSearch extends HookConsumerWidget {
   static const _matchPrefix = '***';
   static const _matchSuffix = '***';
 
-  final TextEditingController searchTextController;
+  final ValueListenable<TextEditingValue> searchTextListenable;
 
-  const TabSearch({required this.searchTextController});
+  const TabSearch({required this.searchTextListenable});
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -46,11 +47,11 @@ class TabSearch extends HookConsumerWidget {
             )
             .value;
 
-    useListenableCallback(searchTextController, () async {
+    useListenableCallback(searchTextListenable, () async {
       await ref
           .read(tabSearchRepositoryProvider(TabSearchPartition.search).notifier)
           .addQuery(
-            searchTextController.text,
+            searchTextListenable.value.text,
             // ignore: avoid_redundant_argument_values dont break things
             matchPrefix: _matchPrefix,
             // ignore: avoid_redundant_argument_values dont break things
@@ -81,7 +82,7 @@ class TabSearch extends HookConsumerWidget {
                     selectedContainer.value = null;
                   },
                   containerFilter: (container) => (container.tabCount ?? 0) > 0,
-                  searchTextController: searchTextController,
+                  searchTextListenable: searchTextListenable,
                 ),
               ],
             ),

app/lib/features/geckoview/features/tabs/presentation/widgets/container_chips.dart

@@ -1,3 +1,4 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
@@ -20,22 +21,22 @@ class ContainerChips extends HookConsumerWidget {
   final void Function(ContainerDataWithCount)? onSelected;
   final void Function(ContainerDataWithCount)? onDeleted;
 
-  final TextEditingController? searchTextController;
+  final ValueListenable<TextEditingValue>? searchTextListenable;
 
   const ContainerChips({
     required this.selectedContainer,
     required this.onSelected,
     required this.onDeleted,
     this.containerFilter,
-    this.searchTextController,
+    this.searchTextListenable,
     this.displayMenu = true,
   });
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     final searchText = useListenableSelector(
-      searchTextController,
+      searchTextListenable,
-      () => searchTextController?.text,
+      () => searchTextListenable?.value.text,
     );
 
     final containersAsync = ref.watch(

app/lib/presentation/hooks/sampled_value_notifier.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:lensai/utils/sampled_value_notifier.dart';
+
+/// A custom hook that creates a sampled ValueNotifier from another ValueNotifier
+ValueNotifier<T> useSampledValueNotifier<T>({
+  required ValueNotifier<T> source,
+  required Duration sampleDuration,
+}) {
+  return use(
+    _SampledValueNotifierHook<T>(
+      source: source,
+      sampleDuration: sampleDuration,
+    ),
+  );
+}
+
+/// Hook implementation for sampled ValueNotifier
+class _SampledValueNotifierHook<T> extends Hook<ValueNotifier<T>> {
+  final ValueNotifier<T> source;
+  final Duration sampleDuration;
+
+  const _SampledValueNotifierHook({
+    required this.source,
+    required this.sampleDuration,
+  });
+
+  @override
+  _SampledValueNotifierHookState<T> createState() =>
+      _SampledValueNotifierHookState<T>();
+}
+
+class _SampledValueNotifierHookState<T>
+    extends HookState<ValueNotifier<T>, _SampledValueNotifierHook<T>> {
+  late SampledValueNotifier<T> _sampledNotifier;
+
+  @override
+  void initHook() {
+    super.initHook();
+    _sampledNotifier = SampledValueNotifier<T>(
+      source: hook.source,
+      sampleDuration: hook.sampleDuration,
+    );
+  }
+
+  @override
+  ValueNotifier<T> build(BuildContext context) {
+    return _sampledNotifier;
+  }
+
+  @override
+  void dispose() {
+    _sampledNotifier.dispose();
+    super.dispose();
+  }
+
+  @override
+  String get debugLabel => 'useSampledValueNotifier<$T>';
+}

app/lib/utils/sampled_value_notifier.dart

@@ -0,0 +1,75 @@
+import 'dart:async';
+import 'package:flutter/foundation.dart';
+
+/// A ValueNotifier that acts as a proxy for another ValueNotifier,
+/// sampling its values based on a given duration.
+class SampledValueNotifier<T> extends ValueNotifier<T> {
+  /// The source ValueNotifier to sample from
+  final ValueNotifier<T> _source;
+
+  /// The duration to sample at
+  final Duration _sampleDuration;
+
+  /// Timer for sampling
+  Timer? _timer;
+
+  /// Whether a value has changed since the last sample
+  bool _hasNewValue = false;
+
+  /// Subscription to the source ValueNotifier
+  late final VoidCallback _sourceListener;
+
+  /// Creates a SampledValueNotifier that samples values from [source]
+  /// at the specified [sampleDuration].
+  SampledValueNotifier({
+    required ValueNotifier<T> source,
+    required Duration sampleDuration,
+  }) : _source = source,
+       _sampleDuration = sampleDuration,
+       super(source.value) {
+    // Set up listener for source changes
+    _sourceListener = () {
+      _hasNewValue = true;
+
+      // Start timer if not already running
+      if (_timer == null || !_timer!.isActive) {
+        _startTimer();
+      }
+    };
+
+    _source.addListener(_sourceListener);
+    _startTimer();
+  }
+
+  /// Starts the sampling timer
+  void _startTimer() {
+    _timer?.cancel();
+    _timer = Timer.periodic(_sampleDuration, _onSampleTime);
+  }
+
+  /// Called when it's time to sample
+  void _onSampleTime(Timer timer) {
+    if (_hasNewValue) {
+      value = _source.value;
+      _hasNewValue = false;
+    }
+  }
+
+  @override
+  void dispose() {
+    _timer?.cancel();
+    _source.removeListener(_sourceListener);
+
+    super.dispose();
+  }
+}
+
+extension ValueNotifierSampleExtension<T> on ValueNotifier<T> {
+  /// Creates a new ValueNotifier that samples this ValueNotifier's values
+  /// at the specified [duration].
+  ///
+  /// The returned ValueNotifier must be disposed when no longer needed.
+  ValueNotifier<T> sampleTime(Duration duration) {
+    return SampledValueNotifier<T>(source: this, sampleDuration: duration);
+  }
+}