feat: tools implementation

lib/features/chat/providers/chat_providers.dart

@@ -507,20 +507,22 @@ Future<void> regenerateMessage(
 Future<void> sendMessage(
   WidgetRef ref,
   String message,
-  List<String>? attachments,
-) async {
+  List<String>? attachments, [
+  List<String>? toolIds,
+]) async {
   debugPrint(
-    'DEBUG: sendMessage called with message: $message, attachments: $attachments',
+    'DEBUG: sendMessage called with message: $message, attachments: $attachments, tools: $toolIds',
   );
-  await _sendMessageInternal(ref, message, attachments);
+  await _sendMessageInternal(ref, message, attachments, toolIds);
 }
 
 // Internal send message implementation
 Future<void> _sendMessageInternal(
   dynamic ref,
   String message,
-  List<String>? attachments,
-) async {
+  List<String>? attachments, [
+  List<String>? toolIds,
+]) async {
   debugPrint('DEBUG: _sendMessageInternal called');
   debugPrint('DEBUG: Message: $message');
   debugPrint('DEBUG: Attachments: $attachments');
@@ -543,7 +545,7 @@ Future<void> _sendMessageInternal(
   debugPrint('DEBUG: Active conversation before send: ${activeConversation?.id}');
 
   // Create user message first
-  debugPrint('DEBUG: Creating user message with attachments: $attachments');
+  debugPrint('DEBUG: Creating user message with attachments: $attachments, tools: $toolIds');
   final userMessage = ChatMessage(
     id: const Uuid().v4(),
     role: 'user',
@@ -794,8 +796,11 @@ Future<void> _sendMessageInternal(
   // 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>>[];
+  // Prepare tools list - pass tool IDs directly
+  final List<String>? toolIdsForApi = (toolIds != null && toolIds.isNotEmpty) ? toolIds : null;
+  if (toolIdsForApi != null) {
+    debugPrint('DEBUG: Including tool IDs: $toolIdsForApi');
+  }
 
   try {
     // Use the model's actual supported parameters if available
@@ -927,7 +932,7 @@ Future<void> _sendMessageInternal(
       messages: conversationMessages,
       model: selectedModel.id,
       conversationId: activeConversation?.id,
-      tools: tools.isNotEmpty ? tools : null,
+      toolIds: toolIdsForApi,
       enableWebSearch: webSearchEnabled,
       modelItem: modelItem,
     );

lib/features/chat/views/chat_page.dart

@@ -22,6 +22,7 @@ import '../services/file_attachment_service.dart';
 import '../../navigation/views/chats_list_page.dart';
 import '../../files/views/files_page.dart';
 import '../../profile/views/profile_page.dart';
+import '../../tools/providers/tools_providers.dart';
 import '../../../shared/widgets/offline_indicator.dart';
 import '../../../core/services/connectivity_service.dart';
 import '../../../core/models/chat_message.dart';
@@ -289,11 +290,16 @@ class _ChatPageState extends ConsumerState<ChatPage> {
 
       debugPrint('DEBUG: Uploaded file IDs: $uploadedFileIds');
 
-      // Send message with file attachments using existing provider logic
+      // Get selected tools
+      final toolIds = ref.read(selectedToolIdsProvider);
+      debugPrint('DEBUG: Selected tool IDs: $toolIds');
+
+      // Send message with file attachments and tools using existing provider logic
       await sendMessage(
         ref,
         text,
         uploadedFileIds.isNotEmpty ? uploadedFileIds : null,
+        toolIds.isNotEmpty ? toolIds : null,
       );
 
       debugPrint('DEBUG: Message sent successfully');
@@ -744,8 +750,6 @@ class _ChatPageState extends ConsumerState<ChatPage> {
     ).push(MaterialPageRoute(builder: (context) => const FilesPage()));
   }
 
-
-
   void _navigateToProfile() {
     Navigator.of(
       context,

lib/features/chat/widgets/modern_chat_input.dart

@@ -8,6 +8,8 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'dart:io' show Platform;
 import 'dart:async';
 import '../providers/chat_providers.dart';
+import '../../tools/widgets/tool_selector.dart';
+import '../../tools/providers/tools_providers.dart';
 
 import '../../../shared/utils/platform_utils.dart';
 
@@ -47,6 +49,7 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
   late AnimationController _pulseController;
   Timer? _blurCollapseTimer;
   bool _hasAutoFocusedOnce = false;
+  bool _showToolSelector = false;
 
   @override
   void initState() {
@@ -165,6 +168,11 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
     PlatformUtils.lightHaptic();
     widget.onSendMessage(text);
     _controller.clear();
+    setState(() {
+      _showToolSelector = false;
+    });
+    // Clear selected tools after sending
+    ref.read(selectedToolIdsProvider.notifier).state = [];
     // Keep input expanded and focused for better UX - don't dismiss keyboard
     // KeyboardUtils.dismissKeyboard(context);
     // _setExpanded(false);
@@ -346,6 +354,14 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
 
                       // Expanded bottom row with additional options
                       if (_isExpanded) ...[
+                        // Tool selector
+                        if (_showToolSelector)
+                          const Padding(
+                            padding: EdgeInsets.symmetric(
+                              horizontal: Spacing.inputPadding,
+                            ),
+                            child: ToolSelector(),
+                          ),
                         Container(
                           padding: const EdgeInsets.only(
                             left: Spacing.inputPadding,
@@ -364,6 +380,20 @@ class _ModernChatInputState extends ConsumerState<ModernChatInput>
                                   tooltip: 'Add attachment',
                                 ),
                                 const SizedBox(width: Spacing.sm),
+                                // Tools button
+                                _buildRoundButton(
+                                  icon: Icons.build,
+                                  onTap: widget.enabled
+                                      ? () {
+                                          setState(() {
+                                            _showToolSelector = !_showToolSelector;
+                                          });
+                                        }
+                                      : null,
+                                  tooltip: 'Tools',
+                                  isActive: _showToolSelector || ref.watch(selectedToolIdsProvider).isNotEmpty,
+                                ),
+                                const SizedBox(width: Spacing.sm),
                                 Flexible(
                                   child: Center(child: _buildResearchToggle()),
                                 ),