fix: web search

lib/core/services/api_service.dart

@@ -2470,6 +2470,19 @@ class ApiService {
       data['chat_id'] = conversationId;
     }
     
+    // Add web search flag if enabled
+    if (enableWebSearch) {
+      data['web_search'] = true;
+      // Also add it in features for compatibility
+      data['features'] = {
+        'web_search': true,
+        'image_generation': false,
+        'code_interpreter': false,
+        'memory': false,
+      };
+      debugPrint('DEBUG: Web search enabled in SSE request');
+    }
+    
     // Don't add session_id or id - they break SSE streaming!
     // The server falls back to task-based async when these are present
 

lib/features/chat/providers/chat_providers.dart

@@ -164,6 +164,18 @@ class ChatMessagesNotifier extends StateNotifier<List<ChatMessage>> {
     ];
   }
   
+  void updateLastMessageWithFunction(ChatMessage Function(ChatMessage) updater) {
+    if (state.isEmpty) return;
+
+    final lastMessage = state.last;
+    if (lastMessage.role != 'assistant') return;
+
+    state = [
+      ...state.sublist(0, state.length - 1),
+      updater(lastMessage),
+    ];
+  }
+
   void appendToLastMessage(String content) {
     debugPrint('DEBUG: appendToLastMessage called with: "$content"');
 
@@ -779,6 +791,9 @@ Future<void> _sendMessageInternal(
   // Check if web search is enabled for API
   final webSearchEnabled = ref.read(webSearchEnabledProvider);
   
+  // Debug log to track web search state
+  debugPrint('DEBUG: Web search toggle state: $webSearchEnabled');
+
   // No need for function calling tools since we're using retrieval directly
   final tools = <Map<String, dynamic>>[];
 
@@ -979,10 +994,49 @@ Future<void> _sendMessageInternal(
       },
     );
 
+    // Track web search status
+    bool isSearching = false;
+    
     final streamSubscription = persistentController.stream.listen(
       (chunk) {
         debugPrint('DEBUG: Received stream chunk: "$chunk"');
+        
+        // Check for web search indicators in the stream
+        if (webSearchEnabled && !isSearching) {
+          // Check if this is the start of web search
+          if (chunk.contains('[SEARCHING]') || 
+              chunk.contains('Searching the web') || 
+              chunk.contains('web search')) {
+            isSearching = true;
+            // Update the message to show search status
+            ref.read(chatMessagesProvider.notifier).updateLastMessageWithFunction(
+              (message) => message.copyWith(
+                content: '🔍 Searching the web...',
+                metadata: {'webSearchActive': true},
+              ),
+            );
+            return; // Don't append this chunk
+          }
+        }
+        
+        // Check if web search is complete
+        if (isSearching && (chunk.contains('[/SEARCHING]') || 
+            chunk.contains('Search complete'))) {
+          isSearching = false;
+          // Clear the search status message
+          ref.read(chatMessagesProvider.notifier).updateLastMessageWithFunction(
+            (message) => message.copyWith(
+              content: '',
+              metadata: {'webSearchActive': false},
+            ),
+          );
+          return; // Don't append this chunk
+        }
+        
+        // Regular content - append to message
+        if (!chunk.contains('[SEARCHING]') && !chunk.contains('[/SEARCHING]')) {
           ref.read(chatMessagesProvider.notifier).appendToLastMessage(chunk);
+        }
       },
 
       onDone: () async {

lib/features/chat/widgets/modern_chat_input.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
+import 'package:flutter/services.dart';
 import '../../../shared/theme/theme_extensions.dart';
 
 import 'package:flutter_riverpod/flutter_riverpod.dart';
@@ -558,11 +559,37 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
       webSearchEnabledProvider.select((enabled) => enabled),
     );
 
-    return GestureDetector(
+    return AnimatedContainer(
+      duration: AnimationDuration.fast,
+      curve: Curves.easeInOut,
+      child: GestureDetector(
         onTap: widget.enabled
             ? () {
+                // Toggle web search with haptic feedback
+                HapticFeedback.lightImpact();
                 ref.read(webSearchEnabledProvider.notifier).state =
                     !webSearchEnabled;
+                
+                // Show a snackbar to confirm the toggle
+                ScaffoldMessenger.of(context).showSnackBar(
+                  SnackBar(
+                    content: Text(
+                      webSearchEnabled 
+                        ? 'Web search disabled' 
+                        : 'Web search enabled - I can now search the internet',
+                      style: TextStyle(
+                        color: context.conduitTheme.textPrimary,
+                      ),
+                    ),
+                    backgroundColor: context.conduitTheme.surfaceBackground,
+                    duration: const Duration(seconds: 2),
+                    behavior: SnackBarBehavior.floating,
+                    margin: const EdgeInsets.all(Spacing.md),
+                    shape: RoundedRectangleBorder(
+                      borderRadius: BorderRadius.circular(AppBorderRadius.md),
+                    ),
+                  ),
+                );
               }
             : null,
         child: Container(
@@ -572,7 +599,7 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
           ),
           decoration: BoxDecoration(
             color: webSearchEnabled
-              ? context.conduitTheme.textPrimary.withValues(
+                ? context.conduitTheme.info.withValues(
                     alpha: Alpha.buttonHover,
                   )
                 : context.conduitTheme.surfaceBackground.withValues(
@@ -581,9 +608,7 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
             borderRadius: BorderRadius.circular(AppBorderRadius.xl),
             border: Border.all(
               color: webSearchEnabled
-                ? context.conduitTheme.textPrimary.withValues(
+                  ? context.conduitTheme.info
-                    alpha: Alpha.buttonHover + Alpha.subtle,
-                  )
                   : context.conduitTheme.textPrimary.withValues(
                       alpha: Alpha.subtle,
                     ),
@@ -593,12 +618,17 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
           child: Row(
             mainAxisSize: MainAxisSize.min,
             children: [
-            Icon(
+              AnimatedSwitcher(
-              Platform.isIOS ? CupertinoIcons.search : Icons.travel_explore,
+                duration: AnimationDuration.fast,
+                child: Icon(
+                  webSearchEnabled
+                      ? (Platform.isIOS ? CupertinoIcons.globe : Icons.public)
+                      : (Platform.isIOS ? CupertinoIcons.search : Icons.search),
+                  key: ValueKey(webSearchEnabled),
                   size: IconSize.small,
                   color: widget.enabled
                       ? (webSearchEnabled
-                        ? context.conduitTheme.textPrimary
+                            ? Colors.white
                             : context.conduitTheme.textPrimary.withValues(
                                 alpha: Alpha.strong,
                               ))
@@ -606,16 +636,17 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
                           alpha: Alpha.disabled,
                         ),
                 ),
+              ),
               const SizedBox(width: Spacing.sm),
               Flexible(
                 child: Text(
-                'Search',
+                  webSearchEnabled ? 'Web' : 'Search',
                   style: TextStyle(
                     fontSize: AppTypography.bodySmall,
-                  fontWeight: FontWeight.w500,
+                    fontWeight: webSearchEnabled ? FontWeight.w600 : FontWeight.w500,
                     color: widget.enabled
                         ? (webSearchEnabled
-                            ? context.conduitTheme.textPrimary
+                              ? Colors.white
                               : context.conduitTheme.textPrimary.withValues(
                                   alpha: Alpha.strong,
                                 ))
@@ -628,6 +659,7 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
             ],
           ),
         ),
+      ),
     );
   }
 
@@ -638,7 +670,9 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
 
     if (!webSearchEnabled) return const SizedBox.shrink();
 
-    return Container(
+    return AnimatedContainer(
+      duration: AnimationDuration.fast,
+      curve: Curves.easeInOut,
       padding: const EdgeInsets.symmetric(
         horizontal: Spacing.md,
         vertical: Spacing.xs,
@@ -662,15 +696,27 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
         mainAxisSize: MainAxisSize.min,
         children: [
           Icon(
-            Platform.isIOS ? CupertinoIcons.search : Icons.travel_explore,
+            Platform.isIOS ? CupertinoIcons.globe : Icons.travel_explore,
             size: IconSize.small,
             color: context.conduitTheme.info,
           ),
           const SizedBox(width: Spacing.xs),
           Text(
-            'Web search on',
+            'Web search enabled',
             style: AppTypography.captionStyle.copyWith(
               color: context.conduitTheme.info,
+              fontWeight: FontWeight.w500,
+            ),
+          ),
+          const SizedBox(width: Spacing.xs),
+          GestureDetector(
+            onTap: () {
+              ref.read(webSearchEnabledProvider.notifier).state = false;
+            },
+            child: Icon(
+              Icons.close,
+              size: 12,
+              color: context.conduitTheme.info,
             ),
           ),
         ],