修改新手指引

lib/modules/agent/controllers/agent_controller.dart

@@ -123,6 +123,7 @@ class AgentController extends GetxController {
   Timer? _progressTimer;
   // 用于跟踪AI回复状态
   bool _isNewAssistantResponse = true;
+  RxBool newAIReplyCompleted = true.obs;
   String _currentResponseId = '';
 
   final TAG = 'AgentController';
@@ -635,6 +636,7 @@ class AgentController extends GetxController {
           isImageProcessing.value = false;
           // 标记当前回复完成
           _isNewAssistantResponse = true;
+          newAIReplyCompleted.value = true;
           break;
 
         case AgentServiceEventType.error:
@@ -892,6 +894,7 @@ class AgentController extends GetxController {
       isProcessing.value = true;
       // 标记为新的AI回复
       _isNewAssistantResponse = true;
+      newAIReplyCompleted.value = false;
       // 根据TTS状态决定是否朗读
       await AgentService.processTextInput(text,
           speakResponse: isTtsEnabled.value);

lib/modules/agent/views/agent_view.dart

@@ -208,11 +208,13 @@ class _AgentViewState extends State<AgentView> with WidgetsBindingObserver {
               );
             },
             overlayBuilder: (params) {
-              return IntroOverlayBuilder.homeBuilder(
-                params,
-                false,
-                title: '小言正在思考中～',
-                onNext: () {},
+              return Obx(
+                () => IntroOverlayBuilder.homeBuilder(
+                  params,
+                  false,
+                  title: '小言正在思考中～',
+                  onNext: controller.newAIReplyCompleted.value ? () {} : null,
+                ),
               );
             },
             builder: (BuildContext context, GlobalKey key) => SizedBox(