chore: adjust ui

frontend/appflowy_flutter/lib/workspace/application/command_palette/search_result_list_bloc.dart

@@ -25,6 +25,7 @@ class SearchResultListBloc
       state.copyWith(
         hoveredSummary: event.summary,
         hoveredResult: null,
+        userHovered: event.userHovered,
         openPageId: null,
       ),
     );
@@ -38,6 +39,7 @@ class SearchResultListBloc
       state.copyWith(
         hoveredSummary: null,
         hoveredResult: event.item,
+        userHovered: event.userHovered,
         openPageId: null,
       ),
     );
@@ -55,9 +57,11 @@ class SearchResultListBloc
 class SearchResultListEvent with _$SearchResultListEvent {
   const factory SearchResultListEvent.onHoverSummary({
     required SearchSummaryPB summary,
+    required bool userHovered,
   }) = _OnHoverSummary;
   const factory SearchResultListEvent.onHoverResult({
     required SearchResultItem item,
+    required bool userHovered,
   }) = _OnHoverResult;
 
   const factory SearchResultListEvent.openPage({
@@ -72,6 +76,7 @@ class SearchResultListState with _$SearchResultListState {
     @Default(null) SearchSummaryPB? hoveredSummary,
     @Default(null) SearchResultItem? hoveredResult,
     @Default(null) String? openPageId,
+    @Default(false) bool userHovered,
   }) = _SearchResultListState;
 
   factory SearchResultListState.initial() => const SearchResultListState();

frontend/appflowy_flutter/lib/workspace/presentation/command_palette/widgets/search_result_cell.dart

@@ -17,10 +17,12 @@ class SearchResultCell extends StatefulWidget {
     super.key,
     required this.item,
     this.isTrashed = false,
+    this.isHovered = false,
   });
 
   final SearchResultItem item;
   final bool isTrashed;
+  final bool isHovered;
 
   @override
   State<SearchResultCell> createState() => _SearchResultCellState();
@@ -142,7 +144,10 @@ class _SearchResultCellState extends State<SearchResultCell> {
         onFocusChange: (hasFocus) {
           setState(() {
             context.read<SearchResultListBloc>().add(
-                  SearchResultListEvent.onHoverResult(item: widget.item),
+                  SearchResultListEvent.onHoverResult(
+                    item: widget.item,
+                    userHovered: true,
+                  ),
                 );
             _hasFocus = hasFocus;
           });
@@ -150,10 +155,13 @@ class _SearchResultCellState extends State<SearchResultCell> {
         child: FlowyHover(
           onHover: (value) {
             context.read<SearchResultListBloc>().add(
-                  SearchResultListEvent.onHoverResult(item: widget.item),
+                  SearchResultListEvent.onHoverResult(
+                    item: widget.item,
+                    userHovered: true,
+                  ),
                 );
           },
-          isSelected: () => _hasFocus,
+          isSelected: () => _hasFocus || widget.isHovered,
           style: HoverStyle(
             borderRadius: BorderRadius.circular(8),
             hoverColor:

frontend/appflowy_flutter/lib/workspace/presentation/command_palette/widgets/search_results_list.dart

@@ -16,7 +16,7 @@ import 'package:flutter_animate/flutter_animate.dart';
 import 'search_result_cell.dart';
 import 'search_summary_cell.dart';
 
-class SearchResultList extends StatelessWidget {
+class SearchResultList extends StatefulWidget {
   const SearchResultList({
     required this.trash,
     required this.resultItems,
@@ -27,6 +27,26 @@ class SearchResultList extends StatelessWidget {
   final List<TrashPB> trash;
   final List<SearchResultItem> resultItems;
   final List<SearchSummaryPB> resultSummaries;
+
+  @override
+  State<SearchResultList> createState() => _SearchResultListState();
+}
+
+class _SearchResultListState extends State<SearchResultList> {
+  late final SearchResultListBloc bloc;
+
+  @override
+  void initState() {
+    super.initState();
+    bloc = SearchResultListBloc();
+  }
+
+  @override
+  void dispose() {
+    bloc.close();
+    super.dispose();
+  }
+
   Widget _buildSectionHeader(String title) => Padding(
         padding: const EdgeInsets.symmetric(vertical: 8) +
             const EdgeInsets.only(left: 8),
@@ -48,7 +68,21 @@ class SearchResultList extends StatelessWidget {
         ],
       );
     }
-    if (resultSummaries.isNotEmpty) {
+
+    if (widget.resultSummaries.isNotEmpty) {
+      if (!bloc.state.userHovered) {
+        WidgetsBinding.instance.addPostFrameCallback(
+          (_) {
+            bloc.add(
+              SearchResultListEvent.onHoverSummary(
+                summary: widget.resultSummaries[0],
+                userHovered: false,
+              ),
+            );
+          },
+        );
+      }
+
       return Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
@@ -56,10 +90,11 @@ class SearchResultList extends StatelessWidget {
           ListView.separated(
             physics: const NeverScrollableScrollPhysics(),
             shrinkWrap: true,
-            itemCount: resultSummaries.length,
+            itemCount: widget.resultSummaries.length,
             separatorBuilder: (_, __) => const Divider(height: 0),
             itemBuilder: (_, index) => SearchSummaryCell(
-              summary: resultSummaries[index],
+              summary: widget.resultSummaries[index],
+              isHovered: bloc.state.hoveredSummary != null,
             ),
           ),
         ],
@@ -78,13 +113,14 @@ class SearchResultList extends StatelessWidget {
         ListView.separated(
           physics: const NeverScrollableScrollPhysics(),
           shrinkWrap: true,
-          itemCount: resultItems.length,
+          itemCount: widget.resultItems.length,
           separatorBuilder: (_, __) => const Divider(height: 0),
           itemBuilder: (_, index) {
-            final item = resultItems[index];
+            final item = widget.resultItems[index];
             return SearchResultCell(
               item: item,
-              isTrashed: trash.any((t) => t.id == item.id),
+              isTrashed: widget.trash.any((t) => t.id == item.id),
+              isHovered: bloc.state.hoveredResult?.id == item.id,
             );
           },
         ),
@@ -96,11 +132,9 @@ class SearchResultList extends StatelessWidget {
   Widget build(BuildContext context) {
     return Padding(
       padding: const EdgeInsets.symmetric(horizontal: 6),
-      child: BlocProvider(
+      child: BlocProvider.value(
-        create: (context) => SearchResultListBloc(),
+        value: bloc,
         child: BlocListener<SearchResultListBloc, SearchResultListState>(
-          listenWhen: (previous, current) =>
-              previous.openPageId != current.openPageId,
           listener: (context, state) {
             if (state.openPageId != null) {
               FlowyOverlay.pop(context);
@@ -116,18 +150,27 @@ class SearchResultList extends StatelessWidget {
             children: [
               Flexible(
                 flex: 7,
-                child: ListView(
+                child: BlocBuilder<SearchResultListBloc, SearchResultListState>(
-                  shrinkWrap: true,
+                  buildWhen: (previous, current) =>
-                  physics: const ClampingScrollPhysics(),
+                      previous.hoveredResult != current.hoveredResult ||
-                  children: [
+                      previous.hoveredSummary != current.hoveredSummary,
-                    _buildAIOverviewSection(context),
+                  builder: (context, state) {
-                    const VSpace(10),
+                    return ListView(
-                    if (resultItems.isNotEmpty) _buildResultsSection(context),
+                      shrinkWrap: true,
-                  ],
+                      physics: const ClampingScrollPhysics(),
+                      children: [
+                        _buildAIOverviewSection(context),
+                        const VSpace(10),
+                        if (widget.resultItems.isNotEmpty)
+                          _buildResultsSection(context),
+                      ],
+                    );
+                  },
                 ),
               ),
               const HSpace(10),
-              if (resultItems.any((item) => item.content.isNotEmpty)) ...[
+              if (widget.resultItems
+                  .any((item) => item.content.isNotEmpty)) ...[
                 const VerticalDivider(
                   thickness: 1.0,
                 ),

frontend/appflowy_flutter/lib/workspace/presentation/command_palette/widgets/search_summary_cell.dart

@@ -14,17 +14,23 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 class SearchSummaryCell extends StatelessWidget {
   const SearchSummaryCell({
     required this.summary,
+    required this.isHovered,
     super.key,
   });
 
   final SearchSummaryPB summary;
+  final bool isHovered;
 
   @override
   Widget build(BuildContext context) {
     return FlowyHover(
+      isSelected: () => isHovered,
       onHover: (value) {
         context.read<SearchResultListBloc>().add(
-              SearchResultListEvent.onHoverSummary(summary: summary),
+              SearchResultListEvent.onHoverSummary(
+                summary: summary,
+                userHovered: true,
+              ),
             );
       },
       style: HoverStyle(

frontend/rust-lib/flowy-ai/src/ai_manager.rs

@@ -453,7 +453,6 @@ impl AIManager {
     if let Some(local_model) = self.local_ai.get_plugin_chat_model() {
       let model = AIModel::local(local_model, "".to_string());
       current_active_local_ai_model = Some(model.clone());
-
       trace!("[Model Selection] current local ai model: {}", model.name);
       models.push(model);
     }
@@ -466,7 +465,7 @@ impl AIManager {
     }
 
     // Global active model is the model selected by the user in the workspace settings.
-    let server_active_model = self
+    let mut server_active_model = self
       .get_workspace_select_model()
       .await
       .map(|m| AIModel::server(m, "".to_string()))
@@ -478,10 +477,14 @@ impl AIManager {
     );
 
     let mut user_selected_model = server_active_model.clone();
+    // when current select model is deprecated, reset the model to default
+    if !models.iter().any(|m| m.name == server_active_model.name) {
+      server_active_model = AIModel::default();
+    }
+
     let source_key = ai_available_models_key(&source);
 
-    // If source is provided, try to get the user-selected model from the store. User selected
+    // We use source to identify user selected model. source can be document id or chat id.
-    // model will be used as the active model if it exists.
     match self.store_preferences.get_object::<AIModel>(&source_key) {
       None => {
         // when there is selected model and current local ai is active, then use local ai
@@ -491,6 +494,8 @@ impl AIManager {
       },
       Some(mut model) => {
         trace!("[Model Selection] user previous select model: {:?}", model);
+        // If source is provided, try to get the user-selected model from the store. User selected
+        // model will be used as the active model if it exists.
         if model.is_local {
           if let Some(local_ai_model) = &current_active_local_ai_model {
             if local_ai_model.name != model.name {
@@ -508,7 +513,7 @@ impl AIManager {
       .iter()
       .find(|m| m.name == user_selected_model.name)
       .cloned()
-      .or(Some(server_active_model));
+      .or(Some(server_active_model.clone()));
 
     // Update the stored preference if a different model is used.
     if let Some(ref active_model) = active_model {