feat(translation): 添加编解码器状态跟踪和准备状态动画

- 在BleManager中添加isCodecActive状态跟踪
- 在TranslationController中添加isPreparing状态
- 为准备状态添加动画效果和视觉反馈
- 增加编解码器激活检查逻辑

lib/data/services/ble_manager.dart

@@ -195,6 +195,11 @@ class BleManager extends GetxService {
   // 设备信息缓存
   final deviceInfo = Rx<DeviceInfo?>(null); // 使用 Rx 包装
 
+  //添加编码器状态跟踪
+  final _isCodecActive = false.obs;
+  bool get isCodecActive => _isCodecActive.value;
+  RxBool get isCodecActiveRx => _isCodecActive;
+
   // 订阅
   StreamSubscription<dynamic>? _statusSubscription;
   StreamSubscription<dynamic>? _dataSubscription;
@@ -368,6 +373,7 @@ class BleManager extends GetxService {
         print(" CONTROL_CODEC: $commandId,$data");
 
         final bool codecSuccess = _isCodecControlSuccess(data);
+        _isCodecActive.value = codecSuccess; // 更新编解码器状态
 
         if (codecSuccess) {
           print("lxm--编解码控制成功 (rawData 第二字节非 0)");

lib/modules/translation/controllers/translation_controller.dart

@@ -87,6 +87,7 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
   RxInt activeSpeaker = 0.obs; // 0=无激活, 1=按钮1, 2=按钮2
   RxInt lastActiveSpeaker = 0.obs; // 上一次状态
   final isRecognizing = false.obs;
+  final isPreparing = false.obs;
   final isTranslating = false.obs;
   final isTtsEnabled = true.obs;
   final isRecording = false.obs;
@@ -844,10 +845,16 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
       await _initializeSession();
       await _configureAudioMode();
       if (currentMode.value != 'faceToFace') {
+        if ((currentMode.value == 'audioVideo' ||
+                currentMode.value == 'call') &&
+            !bleManager.isCodecActive) {
+          return;
+        }
         await _startAsrService();
         await _finalizeRecognitionStart();
       }
     } catch (e) {
+      isPreparing.value = false;
       isRecognizing.value = false;
       Logger.error('启动语音识别失败: ${e.toString()}');
     }
@@ -893,7 +900,18 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
 
   /// 配置音视频模式
   Future<void> _configureAudioVideoMode() async {
-    bleManager.openDecoder();
+    isPreparing.value = true;
+    await bleManager.openDecoder();
+    int attempts = 0;
+    while (!bleManager.isCodecActive && attempts < 10) {
+      await Future.delayed(const Duration(milliseconds: 150));
+      attempts++;
+    }
+    isPreparing.value = false;
+    if (!bleManager.isCodecActive) {
+      Get.snackbar('tip'.tr, 'operationFailedPleaseRetry'.tr);
+      throw Exception('lxm--BLE编解码打开失败');
+    }
     _audioSourceType = true;
     isTtsEnabled.value = false;
     Logger.info('发送ble音乐或者通话远端声音');
@@ -907,7 +925,18 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
     ];
     Logger.info('1初始化AST服务，支持语言: $callModeLanguages'); //ast=asr+translate
     await _astService.initialize(supportedLanguages: callModeLanguages);
-    bleManager.openA2DPDecoder();
+    isPreparing.value = true;
+    await bleManager.openA2DPDecoder();
+    int attempts = 0;
+    while (!bleManager.isCodecActive && attempts < 10) {
+      await Future.delayed(const Duration(milliseconds: 150));
+      attempts++;
+    }
+    isPreparing.value = false;
+    if (!bleManager.isCodecActive) {
+      Get.snackbar('tip'.tr, 'operationFailedPleaseRetry'.tr);
+      throw Exception('lxm--BLE编解码打开失败');
+    }
     _audioSourceType = true;
     isTtsEnabled.value = false;
     Logger.info('发送ble系统mic和dac（音乐或者通话远端）声音');
@@ -1379,6 +1408,7 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
   /// 停止所有操作
   Future<void> stopAll() async {
     try {
+      isPreparing.value = false;
       if (currentMode.value == "audioVideo" || currentMode.value == "call") {
         bleManager.closeCodec();
         Logger.info('关闭ble编解码器');

lib/modules/translation/views/translation_view.dart

@@ -467,45 +467,17 @@ class TranslationView extends GetView<TranslationController> {
           ),
         ],
       ),
-      child: Obx(() {
+      child: Column(
-        return Column(
         mainAxisSize: MainAxisSize.min,
         children: [
           // 原有的按钮区域
-            if (controller.currentMode.value == 'faceToFace')
-              Row(
-                mainAxisAlignment: MainAxisAlignment.center,
-                children: [
-                  // 耳机图标按钮 (说话者1)-显示源语言
-                  Obx(() => _buildHoldToTalkButton(
-                        isDarkMode: isDarkMode,
-                        speakerId: 1,
-                        activeSpeaker: controller.activeSpeaker.value,
-                        icon: Icons.mic_none,
-                        label: controller.sourceLanguage.value
-                            .split(' ')[0]
-                            .tr, // 源语言名称
-                      )),
-                  SizedBox(width: 16.w),
-                  // 手机图标按钮 (说话者2)-显示目标语言
-                  Obx(() => _buildHoldToTalkButton(
-                        isDarkMode: isDarkMode,
-                        speakerId: 2,
-                        activeSpeaker: controller.activeSpeaker.value,
-                        icon: Icons.mic_none,
-                        label: controller.targetLanguage.value
-                            .split(' ')[0]
-                            .tr, // 目标语言名称
-                      )),
-                ],
-              )
-            else
           Row(
             mainAxisAlignment: MainAxisAlignment.center,
             children: [
               // 主要控制按钮 - 开始/暂停语音识别
               Obx(() {
                 final isRecognizing = controller.isRecognizing.value;
+                final isPreparing = controller.isPreparing.value;
                 return GestureDetector(
                   onTap: () {
                     if (isRecognizing) {
@@ -514,14 +486,31 @@ class TranslationView extends GetView<TranslationController> {
                       controller.startRecognition();
                     }
                   },
-                      child: Container(
+                  child: AnimatedContainer(
+                    duration: const Duration(milliseconds: 300),
+                    curve: Curves.easeInOut,
                     width: 60.w,
                     height: 60.w,
+                    transform: isPreparing
+                        ? (Matrix4.identity()..scale(1.08))
+                        : Matrix4.identity(),
                     decoration: BoxDecoration(
                       color: isRecognizing
                           ? (isDarkMode ? Colors.red[700] : Colors.red)
                           : (isDarkMode ? AppColors.primary : Colors.blue),
                       shape: BoxShape.circle,
+                      boxShadow: isPreparing
+                          ? [
+                              BoxShadow(
+                                color: (isDarkMode
+                                        ? AppColors.primary
+                                        : Colors.blue)
+                                    .withOpacity(0.5),
+                                blurRadius: 12,
+                                spreadRadius: 2,
+                              )
+                            ]
+                          : [],
                     ),
                     child: Icon(
                       isRecognizing ? Icons.pause : Icons.play_arrow,
@@ -593,8 +582,7 @@ class TranslationView extends GetView<TranslationController> {
           //   }),
           // ),
         ],
-        );
+      ),
-      }),
     );
   }