优化移动精灵

lib/modules/mobile_elf/controllers/mobile_elf_controller.dart

@@ -3,8 +3,10 @@ import 'package:agent_service/agent_service.dart';
 import 'package:chat_storage/chat_storage.dart';
 import 'package:flutter/widgets.dart';
 import 'package:get/get.dart';
+import 'package:permission_handler/permission_handler.dart';
 import '../../../data/models/appconfig.dart';
 import '../../../core/utils/logger.dart';
+import '../../../core/utils/permission_util.dart';
 
 enum MobileElfStatus { idle, connecting, recording, thinking, speaking, error }
 
@@ -43,6 +45,7 @@ class MobileElfController extends GetxController {
   Timer? _callTimer;
   Timer? _pttTimer;
   bool _inCallMode = false;
+  bool _callStarting = false; // 防止并发 startCall
 
   // ═══════════════════════════════════════════════════════════════════════════
   // 生命周期
@@ -104,19 +107,24 @@ class MobileElfController extends GetxController {
 
   void _onAgentEvent(AgentServiceEvent event) {
     Logger.info('$_tag event: ${event.type}  data: ${event.data}');
+    // 已挂断/停止时忽略原生层残留的状态事件
+    final sessionActive = _inCallMode || pttRecording.value;
     switch (event.type) {
       case AgentServiceEventType.recognitionStarted:
+        if (!sessionActive) break;
         status.value = MobileElfStatus.recording;
         realtimeText.value = '';
         micAlive.value = true;
         break;
 
       case AgentServiceEventType.recognizing:
+        if (!sessionActive) break;
         realtimeText.value = event.data['text']?.toString() ?? '';
         status.value = MobileElfStatus.recording;
         break;
 
       case AgentServiceEventType.recognitionResult:
+        if (!sessionActive) break;
         final text = event.data['text']?.toString() ?? '';
         realtimeText.value = '';
         micAlive.value = false;
@@ -126,14 +134,15 @@ class MobileElfController extends GetxController {
 
       case AgentServiceEventType.recognitionStopped:
       case AgentServiceEventType.recognitionCanceled:
+        if (!sessionActive) break;
         realtimeText.value = '';
         micAlive.value = false;
         break;
 
       case AgentServiceEventType.assistantResponse:
+        if (!sessionActive) break;
         final text = event.data['response']?.toString() ?? '';
         if (text.isNotEmpty) _updateOrAddAssistantMessage(text);
-        // 静音模式下收到回复后直接恢复状态（不等 TTS 事件）
         if (!ttsEnabled.value) {
           status.value =
               _inCallMode ? MobileElfStatus.recording : MobileElfStatus.idle;
@@ -142,12 +151,13 @@ class MobileElfController extends GetxController {
         break;
 
       case AgentServiceEventType.ttsStarted:
+        if (!sessionActive) break;
         status.value = MobileElfStatus.speaking;
         break;
 
       case AgentServiceEventType.ttsCompleted:
+        if (!sessionActive) break;
         if (_inCallMode) {
-          // 通话模式：TTS 播完后自动回到录音等待状态
           status.value = MobileElfStatus.recording;
           micAlive.value = true;
         } else {
@@ -158,11 +168,13 @@ class MobileElfController extends GetxController {
 
       case AgentServiceEventType.ttsCanceled:
       case AgentServiceEventType.ttsStopped:
+        if (!sessionActive) break;
         status.value = _inCallMode ? MobileElfStatus.recording : MobileElfStatus.idle;
         micAlive.value = _inCallMode;
         break;
 
       case AgentServiceEventType.error:
+        if (!sessionActive) break;
         final msg = event.data['message']?.toString() ?? '未知错误';
         status.value = MobileElfStatus.error;
         errorMsg.value = msg;
@@ -185,18 +197,32 @@ class MobileElfController extends GetxController {
   // ═══════════════════════════════════════════════════════════════════════════
 
   Future<void> startCall() async {
-    if (inCall.value) return;
-    _inCallMode = true;
-    inCall.value = true;
-    callSeconds.value = 0;
-    status.value = MobileElfStatus.connecting;
-    _callTimer?.cancel();
-    _callTimer = Timer.periodic(
-        const Duration(seconds: 1), (_) => callSeconds.value++);
-    await AgentService.startConversation(mode: 'phone_call');
+    if (inCall.value || _callStarting) return;
+    _callStarting = true;
+    try {
+      final granted = await PermissionUtil.instance.requestPermission(
+        permissionType: Permission.microphone,
+        permissionName: '麦克风',
+        explanationText: '移动精灵需要麦克风权限才能进行语音对话',
+        permanentDenialText: '请在设置中开启麦克风权限以使用语音功能',
+      );
+      if (!granted || inCall.value) return; // 权限等待期间可能已被挂断或重复调用
+      _inCallMode = true;
+      inCall.value = true;
+      callSeconds.value = 0;
+      micAlive.value = true;
+      status.value = MobileElfStatus.connecting;
+      _callTimer?.cancel();
+      _callTimer = Timer.periodic(
+          const Duration(seconds: 1), (_) => callSeconds.value++);
+      await AgentService.startConversation(mode: 'phone_call');
+    } finally {
+      _callStarting = false;
+    }
   }
 
   Future<void> disconnect() async {
+    _callStarting = false;
     _inCallMode = false;
     inCall.value = false;
     _callTimer?.cancel();
@@ -211,8 +237,15 @@ class MobileElfController extends GetxController {
     await AgentService.stopConversation();
   }
 
-  void startPtt() {
+  Future<void> startPtt() async {
     if (pttRecording.value) return;
+    final granted = await PermissionUtil.instance.requestPermission(
+      permissionType: Permission.microphone,
+      permissionName: '麦克风',
+      explanationText: '移动精灵需要麦克风权限才能进行语音对话',
+      permanentDenialText: '请在设置中开启麦克风权限以使用语音功能',
+    );
+    if (!granted) return;
     pttRecording.value = true;
     pttSeconds.value = 0;
     status.value = MobileElfStatus.connecting;

lib/modules/mobile_elf/views/mobile_elf_view.dart

@@ -768,7 +768,7 @@ class MobileElfView extends GetView<MobileElfController> {
         child: Row(
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
-            const _MiniWave(color: Colors.white),
+            Obx(() => _RmsBars(rms: controller.micRms.value, color: Colors.white)),
             SizedBox(width: 8.w),
             Obx(() => Text('松开发送 · ${controller.pttSeconds.value}s',
                 style: TextStyle(fontSize: 14.sp, color: Colors.white, fontWeight: FontWeight.w500))),
@@ -941,3 +941,35 @@ class _VolumeIndicator extends StatelessWidget {
     );
   }
 }
+
+/// PTT 录音时响应麦克风音量的波形条
+class _RmsBars extends StatelessWidget {
+  final double rms;
+  final Color color;
+  const _RmsBars({required this.rms, required this.color});
+
+  @override
+  Widget build(BuildContext context) {
+    // rms 范围约 0~6000，归一化到 0~1
+    final level = (rms / 5000).clamp(0.0, 1.0);
+    const barCount = 3;
+    return Row(
+      mainAxisSize: MainAxisSize.min,
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: List.generate(barCount, (i) {
+        final threshold = (i + 1) / barCount;
+        final h = level >= threshold ? 10.0 : 3.0;
+        return AnimatedContainer(
+          duration: const Duration(milliseconds: 80),
+          width: 2.5,
+          height: h,
+          margin: const EdgeInsets.symmetric(horizontal: 1),
+          decoration: BoxDecoration(
+            color: color,
+            borderRadius: BorderRadius.circular(2),
+          ),
+        );
+      }),
+    );
+  }
+}

local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/StsAgent.kt

@@ -472,7 +472,7 @@ class StsAgent(
             override fun onMessage(ws: WebSocket, bytes: okio.ByteString) {}
 
             override fun onFailure(ws: WebSocket, t: Throwable, response: Response?) {
-                webSocket = null
+                if (webSocket === ws) webSocket = null  // 只清除自己的引用，避免覆盖新 WS
                 if (!resolved) { resolved = true; cont.resumeWithException(t) }
                 else launch { handleWsDone() }
             }
@@ -480,7 +480,7 @@ class StsAgent(
             override fun onClosing(ws: WebSocket, code: Int, reason: String) { ws.close(1000, null) }
 
             override fun onClosed(ws: WebSocket, code: Int, reason: String) {
-                webSocket = null
+                if (webSocket === ws) webSocket = null  // 只清除自己的引用，避免覆盖新 WS
                 if (!resolved) { resolved = true; cont.resumeWithException(IOException("WS closed")) }
                 else launch { handleWsDone() }
             }
@@ -499,7 +499,7 @@ class StsAgent(
     }
 
     private fun handleWsDone() {
-        webSocket = null; forwardingAudio = false; wsConnecting = false
+        forwardingAudio = false; wsConnecting = false
         when {
             sessionEnded && inCall -> if (!ttsPlaying) { resetVad(); startIdleTimer() }
             sessionEnded           -> { /* PTT 结束，等 TTS 播完 */ }