Dashbot History saving and an option to clear

lib/providers/dashbot_messages.dart

@@ -0,0 +1,38 @@
+import 'dart:convert';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+final chatMessagesProvider = StateNotifierProvider<ChatMessagesNotifier, List<Map<String, dynamic>>>(
+      (ref) => ChatMessagesNotifier(),
+);
+
+class ChatMessagesNotifier extends StateNotifier<List<Map<String, dynamic>>> {
+  ChatMessagesNotifier() : super([]) {
+    _loadMessages();
+  }
+
+  static const _storageKey = 'chatMessages';
+
+  Future<void> _loadMessages() async {
+    final prefs = await SharedPreferences.getInstance();
+    final messages = prefs.getString(_storageKey);
+    if (messages != null) {
+      state = List<Map<String, dynamic>>.from(json.decode(messages));
+    }
+  }
+
+  Future<void> _saveMessages() async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setString(_storageKey, json.encode(state));
+  }
+
+  void addMessage(Map<String, dynamic> message) {
+    state = [...state, message];
+    _saveMessages();
+  }
+
+  void clearMessages() {
+    state = [];
+    _saveMessages();
+  }
+}

lib/providers/providers.dart

@@ -4,3 +4,5 @@ export 'history_providers.dart';
 export 'settings_providers.dart';
 export 'ui_providers.dart';
 export 'ollama_providers.dart';
+export 'dashbot_messages.dart';
+

lib/screens/home_page/editor_pane/details_card/response_pane.dart

@@ -54,7 +54,6 @@ class ResponseDetails extends ConsumerWidget {
         .watch(selectedRequestModelProvider.select((value) => value?.message));
     final responseModel = ref.watch(selectedRequestModelProvider
         .select((value) => value?.httpResponseModel));
-    
     return Column(
       children: [
         ResponsePaneHeader(

lib/services/ollama_service.dart

@@ -17,10 +17,15 @@ class OllamaService {
     return response.response.toString();
   }
 
-  // Explain latest API request & response
+  // Explain responses & identify any discrepancy
   Future<String> explainLatestApi({required dynamic requestModel, required dynamic responseModel}) async {
     if (requestModel == null || responseModel == null) {
-      return "No recent API requests found";
+      return "No recent API requests found.";
+    }
+
+    // Validate critical fields
+    if (requestModel.httpRequestModel?.url == null) {
+      return "Error: Invalid API request (missing endpoint).";
     }
 
     // Extract request details
@@ -28,43 +33,44 @@ class OllamaService {
         .toString()
         .split('.')
         .last
-        .toUpperCase()
-        ?? "GET";
-    final endpoint = requestModel.httpRequestModel?.url ?? "Unknown endpoint";
+        .toUpperCase() ?? "GET";
+    final endpoint = requestModel.httpRequestModel!.url!;
     final headers = requestModel.httpRequestModel?.enabledHeadersMap ?? {};
     final parameters = requestModel.httpRequestModel?.enabledParamsMap ?? {};
     final body = requestModel.httpRequestModel?.body;
 
     // Process response
     final rawResponse = responseModel.body;
-    final responseBody = rawResponse is String;
+    final responseBody = rawResponse is String ? rawResponse : jsonEncode(rawResponse);
     final statusCode = responseModel.statusCode ?? 0;
 
     final prompt = '''
-Analyze this API interaction following these examples:
+Analyze this API interaction and **identify discrepancies**:
 
-Current API Request:
-- Endpoint: $endpoint
-- Method: $method
+**API Request:**
+- Endpoint: `$endpoint`
+- Method: `$method`
 - Headers: ${headers.isNotEmpty ? jsonEncode(headers) : "None"}
 - Parameters: ${parameters.isNotEmpty ? jsonEncode(parameters) : "None"}
 - Body: ${body ?? "None"}
 
-Current Response:
+**API Response:**
 - Status Code: $statusCode
-- Response Body: ${jsonEncode(responseBody)}
+- Body: 
+\`\`\`json
+$responseBody
+\`\`\`
 
-Required Analysis Format:
-1. Start with overall status assessment
-2. List validation/security issues
-3. Highlight request/response mismatches
-4. Suggest concrete improvements
-5. Use plain text formatting with clear section headers
+**Instructions:**
+1. Start with a **summary** of the API interaction.
+2. List **validation issues** (e.g., missing headers, invalid parameters).
+3. Highlight **request/response mismatches** (e.g., unexpected data types, missing fields).
+4. Suggest **concrete improvements** (e.g., fix parameters, add error handling).
 
-Response Structure:
-API Request: [request details]
-Response: [response details]
-Analysis: [structured analysis]''';
+**Format:**
+- Use Markdown with headings (`##`, `###`).
+- Include bullet points for clarity.
+''';
 
     return generateResponse(prompt);
   }

lib/widgets/chatbot_widget.dart

@@ -12,9 +12,10 @@ class ChatbotWidget extends ConsumerStatefulWidget {
 
 class _ChatbotWidgetState extends ConsumerState<ChatbotWidget> {
   final TextEditingController _controller = TextEditingController();
-  final List<Map<String, dynamic>> _messages = [];
   bool _isLoading = false;
 
+  List<Map<String, dynamic>> get _messages => ref.watch(chatMessagesProvider);
+
   Future<void> _handleCodeGeneration() async {
     final language = await showDialog<String>(
       context: context,
@@ -56,11 +57,14 @@ class _ChatbotWidgetState extends ConsumerState<ChatbotWidget> {
     final responseModel = requestModel?.httpResponseModel;
 
     setState(() {
-      _messages.add({'role': 'user', 'message': message});
-      _controller.clear();
       _isLoading = true;
     });
 
+    ref.read(chatMessagesProvider.notifier).addMessage({
+      'role': 'user',
+      'message': message
+    });
+
     try {
       String response;
 
@@ -123,6 +127,18 @@ class _ChatbotWidgetState extends ConsumerState<ChatbotWidget> {
       ),
       child: Column(
         children: [
+          Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: [
+              const Text('DashBot', style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
+              IconButton(
+                icon: const Icon(Icons.delete_sweep),
+                tooltip: 'Clear Chat History',
+                onPressed: () => ref.read(chatMessagesProvider.notifier).clearMessages(),
+              ),
+            ],
+          ),
+          const SizedBox(height: 8),
           Wrap(
             spacing: 8,
             runSpacing: 8,
@@ -224,6 +240,21 @@ class ChatBubble extends StatelessWidget {
         child: MarkdownBody(
           data: message,
           selectable: true,
+          styleSheet: MarkdownStyleSheet(
+            h2: TextStyle(
+              fontSize: 18,
+              fontWeight: FontWeight.bold,
+              color: Theme.of(context).colorScheme.onSurface,
+            ),
+            h3: TextStyle(
+              fontSize: 16,
+              fontWeight: FontWeight.w600,
+              color: Theme.of(context).colorScheme.onSurface,
+            ),
+            listBullet: TextStyle(
+              color: Theme.of(context).colorScheme.onSurface,
+            ),
+          ),
         ),
       ),
     );