refactor: update Dashbot window size constraints and enhance request navigation handling

lib/dashbot/core/providers/dashbot_window_notifier.dart

@@ -14,7 +14,7 @@ class DashbotWindowNotifier extends StateNotifier<DashbotWindowModel> {
 
   void updateSize(double dx, double dy, Size screenSize) {
     final newWidth =
-        (state.width - dx).clamp(300, screenSize.width - state.right);
+        (state.width - dx).clamp(375, screenSize.width - state.right);
     final newHeight =
         (state.height - dy).clamp(460, screenSize.height - state.bottom);
 

lib/dashbot/dashbot_dashboard.dart

@@ -1,4 +1,5 @@
 import 'package:apidash/providers/providers.dart';
+import 'package:apidash/screens/common_widgets/ai/ai.dart';
 import 'package:apidash_core/apidash_core.dart';
 import 'package:apidash_design_system/apidash_design_system.dart';
 import 'core/utils/dashbot_icons.dart';
@@ -14,16 +15,27 @@ class DashbotWindow extends ConsumerWidget {
 
   const DashbotWindow({super.key, required this.onClose});
 
+  static final GlobalKey<NavigatorState> _dashbotNavigatorKey =
+      GlobalKey<NavigatorState>();
+
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     final windowState = ref.watch(dashbotWindowNotifierProvider);
     final windowNotifier = ref.read(dashbotWindowNotifierProvider.notifier);
-    final defaultModelJson = ref.watch(settingsProvider).defaultAIModel;
+    final settings = ref.watch(settingsProvider);
-    final dashbotCtx = defaultModelJson == null
-        ? const AIRequestModel()
-        : AIRequestModel.fromJson(defaultModelJson);
     final currentRequest = ref.watch(selectedRequestModelProvider);
 
+    ref.listen(
+      selectedRequestModelProvider,
+      (current, next) {
+        if (next?.responseStatus != null) {
+          _dashbotNavigatorKey.currentState?.pushNamed(
+            DashbotRoutes.dashbotHome,
+          );
+        }
+      },
+    );
+
     return Stack(
       children: [
         Positioned(
@@ -71,9 +83,7 @@ class DashbotWindow extends ConsumerWidget {
                                   // TODO: remove the show active request name/model in prod
                                   kHSpacer12,
                                   Text(
-                                    dashbotCtx.modelApiProvider?.name == null
+                                    'DashBot',
-                                        ? 'DashBot'
-                                        : 'DashBot · ${dashbotCtx.modelApiProvider?.name}',
                                     style: TextStyle(
                                       fontSize: 16,
                                       fontWeight: FontWeight.bold,
@@ -81,6 +91,21 @@ class DashbotWindow extends ConsumerWidget {
                                           Theme.of(context).colorScheme.surface,
                                     ),
                                   ),
+                                  kHSpacer4,
+                                  AIModelSelectorButton(
+                                    aiRequestModel: AIRequestModel.fromJson(
+                                        settings.defaultAIModel ?? {}),
+                                    onModelUpdated: (d) {
+                                      ref
+                                          .read(settingsProvider.notifier)
+                                          .update(
+                                              defaultAIModel: d.copyWith(
+                                                  modelConfigs: [],
+                                                  stream: null,
+                                                  systemPrompt: '',
+                                                  userPrompt: '').toJson());
+                                    },
+                                  ),
                                 ],
                               ),
                               IconButton(
@@ -97,6 +122,7 @@ class DashbotWindow extends ConsumerWidget {
                       ),
                       Expanded(
                         child: Navigator(
+                          key: _dashbotNavigatorKey,
                           initialRoute: currentRequest?.responseStatus == null
                               ? DashbotRoutes.dashbotDefault
                               : DashbotRoutes.dashbotHome,

lib/dashbot/features/chat/view/pages/dashbot_chat_page.dart

@@ -1,3 +1,5 @@
+import 'package:apidash/providers/collection_providers.dart';
+
 import '../../models/chat_models.dart';
 import '../widgets/chat_bubble.dart';
 import '../../viewmodel/chat_viewmodel.dart';
@@ -32,6 +34,14 @@ class _ChatScreenState extends ConsumerState<ChatScreen> {
 
   @override
   Widget build(BuildContext context) {
+    ref.listen(
+      selectedRequestModelProvider,
+      (current, next) {
+        if (current?.id != next?.id) {
+          Navigator.pop(context);
+        }
+      },
+    );
     return Scaffold(
       body: Column(
         children: [
@@ -77,10 +87,9 @@ class _ChatScreenState extends ConsumerState<ChatScreen> {
                   child: TextField(
                     controller: _textController,
                     decoration: InputDecoration(
-                      hintText:
+                      hintText: ref.watch(chatViewmodelProvider).isGenerating
-                          ref.watch(chatViewmodelProvider).isGenerating
+                          ? 'Generating...'
-                              ? 'Generating...'
+                          : 'Ask anything',
-                              : 'Ask anything',
                       border: OutlineInputBorder(
                         borderRadius: BorderRadius.circular(8),
                         borderSide: BorderSide.none,
@@ -105,18 +114,17 @@ class _ChatScreenState extends ConsumerState<ChatScreen> {
                 const SizedBox(width: 8),
                 IconButton(
                   icon: const Icon(Icons.send_rounded),
-                  onPressed:
+                  onPressed: ref.watch(chatViewmodelProvider).isGenerating
-                      ref.watch(chatViewmodelProvider).isGenerating
+                      ? null
-                          ? null
+                      : () {
-                          : () {
+                          final vm = ref.read(chatViewmodelProvider.notifier);
-                            final vm = ref.read(chatViewmodelProvider.notifier);
+                          final text = _textController.text;
-                            final text = _textController.text;
+                          _textController.clear();
-                            _textController.clear();
+                          vm.sendMessage(
-                            vm.sendMessage(
+                            text: text,
-                              text: text,
+                            type: ChatMessageType.general,
-                              type: ChatMessageType.general,
+                          );
-                            );
+                        },
-                          },
                   tooltip: 'Send message',
                 ),
               ],

lib/dashbot/features/home/view/pages/home_page.dart

@@ -22,14 +22,14 @@ class _DashbotHomePageState extends ConsumerState<DashbotHomePage> {
   Widget build(BuildContext context) {
     final currentRequest = ref.watch(selectedRequestModelProvider);
 
-    // ref.listen(
+    ref.listen(
-    //   selectedRequestModelProvider,
+      selectedRequestModelProvider,
-    //   (current, next) {
+      (current, next) {
-    //     if (current?.id != next?.id) {
+        if (current?.id != next?.id) {
-    //       Navigator.pop(context);
+          Navigator.pop(context);
-    //     }
+        }
-    //   },
+      },
-    // );
+    );
     return Container(
       padding: const EdgeInsets.all(16),
       child: Column(