优化ota升级代码结构，去处ssl证书验证

lib/modules/ota_upgrade/controllers/ota_upgrade_controller.dart

@@ -1,747 +1,293 @@
 import 'package:classic_bluetooth/classic_bluetooth.dart';
-import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:voitrans/data/models/appconfig_model.dart';
-import '/routes/app_routes.dart';
-import 'package:logger/web.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:path/path.dart';
-import 'dart:async';
-import '../../../data/services/network/api.dart';
-import '../model/ota_upgrade_model.dart';
-import 'dart:io';
-import 'package:dio/dio.dart';
-import 'package:path_provider/path_provider.dart';
+import 'package:logger/web.dart';
 import 'package:ota/ota.dart';
 import '../../../data/services/ble_manager.dart';
-import '../../../data/models/appconfig.dart';
-
+import '../services/version_manager.dart';
+import '../services/download_manager.dart';
+import '../services/device_checker.dart';
+import '../services/ui_manager.dart';
+import '../services/ota_status_manager.dart';
+
+/// OTA升级主控制器 - 重构后的简化版本
+/// 负责协调各个服务，管理升级流程的整体状态
 class OtaUpgradeController extends GetxController {
-  static const int NOT_STARTED = -1; // 未开始
-  static const int VALIDATION_FILE = 0; // 验证文件
-  static const int ONUPGRADE = 1; // 升级中
-  static const int START_UPGRADING = 2; // 开始升级
-  static const int UPGRADE_SUCCESS = 3; // 升级成功
-  static const int UPGRADE_FAILED = 4; // 升级失败
-  static const int CONNECTION_DISCONNECTION = 5; // 连接断开
-  static const int CONNECTION_SUCCESS = 6; // 连接成功
-  static const int DOWNLOADING_UP_FILES = 7; // 下载升级文件
-
-// 错误信息，用于存储错误提示
-  final RxString errorMessage = ''.obs;
+  // 服务依赖
+  final _versionManager = VersionManager();
+  final _downloadManager = DownloadManager();
+  final _deviceChecker = DeviceChecker();
+  final _uiManager = UiManager();
+  final _bleManager = Get.find<BleManager>();
+  final _jlota = Ota.instance;
 
-// 最新版本号
+  // 状态管理
+  final RxString errorMessage = ''.obs;
   final RxString latestVersion = ''.obs;
-  // 最新更新内容
-  final RxString updatedescription = ''.obs;
-
-// 当前设备固件版本号
   final RxString currentVersion = ''.obs;
-
-  String _address = '';
-
-// 更新包地址，用于下载更新文件
-  String updatepackageaddress = '';
-
-// 下载进度，范围为 0.0 到 1.0
+  final RxString detailedStatus = ''.obs;
+  final RxString updatedescription = ''.obs; // 添加缺失的更新描述属性
   final RxDouble downloadProgress = 0.0.obs;
-
-// 是否有可用更新的状态
-  final isUpdateAvailable = true.obs;
-
-// 当前升级进度，范围为 0.0 到 1.0
-  // final RxDouble progress = 0.0.obs;
-
-// OTA 单例实例，用于处理升级相关逻辑
-  final jlota = Ota.instance;
-
-// 是否正在下载更新包的状态
+  final RxDouble progress = 0.0.obs;
+  final RxInt type = OtaStatusManager.NOT_STARTED.obs;
+  final RxBool isUpdateAvailable = true.obs;
   final RxBool isDownloading = false.obs;
-
-// 蓝牙管理服务，用于获取设备信息和通信
-  final _bleManager = Get.find<BleManager>();
-  final maxRetryAttempts = 3; // 最大重试次数
-  int currentRetryCount = 0;
-
-  final RxBool isFetchingDeviceInfo = true.obs;
-
-  final RxDouble progress = 0.0.obs; // 控制器自己的可观察属性
-  final RxInt type = OtaEvent.NOT_STARTED.obs;
   final RxBool isUpgrade = false.obs;
-
-  // 新增：详细状态提示
-  final RxString detailedStatus = ''.obs;
+  final RxBool isFetchingDeviceInfo = true.obs;
   final RxBool showDetailedStatus = false.obs;
 
+  String _address = '';
+  String _updatePackageAddress = '';
+
   @override
   void onInit() {
     super.onInit();
-    _getCurrentVersion();
+    _initializeController();
   }
 
   @override
   void onClose() {
-    jlota.onOtaClose();
+    _jlota.onOtaClose();
     _bleManager.setEnterOta(false);
     isUpgrade.value = false;
     super.onClose();
   }
 
-  // 添加重试方法
-  void retryConnection() {
-    errorMessage.value = '';
-    _getCurrentVersion();
-  }
-
-  String getStatusMessage(int type) {
-    switch (type) {
-      case NOT_STARTED: // -1
-        return "未开始".tr;
-      case VALIDATION_FILE: // 0
-        return "验证文件中".tr;
-      case ONUPGRADE: // 1
-        return "升级中".tr;
-      case START_UPGRADING: // 2
-        return "开始升级".tr;
-      case UPGRADE_SUCCESS: // 3
-        return "升级成功".tr;
-      case UPGRADE_FAILED: // 4
-        return "升级失败".tr;
-      case CONNECTION_DISCONNECTION: // 5
-        return "连接断开".tr;
-      case CONNECTION_SUCCESS: // 6
-        return "连接成功".tr;
-      case DOWNLOADING_UP_FILES: // 7 (新增)
-        return "下载升级文件".tr;
-      default:
-        return "未知状态".tr; // 更安全的默认值
-    }
-  }
-
-  // 添加更新方法
-  Future<void> startUpdate() async {
-    try {
-      checkUpdate();
-
-      // 实现更新逻辑...
-    } catch (e) {
-      errorMessage.value = e.toString();
-      Get.snackbar(
-        '更新失败',
-        e.toString(),
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.red[600],
-        colorText: Colors.white,
-        icon: const Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
-      );
-    }
+  /// 初始化控制器
+  /// 设置事件监听并加载版本信息
+  Future<void> _initializeController() async {
+    _listenToOtaEvents();
+    await _loadVersionInfo();
   }
 
-  Future<void> _getCurrentVersion() async {
-    _listenToEvents();
+  /// 加载版本信息
+  /// 获取当前设备版本和最新版本信息，检查是否有更新
+  Future<void> _loadVersionInfo() async {
     try {
       isFetchingDeviceInfo.value = true;
       errorMessage.value = '';
-      // 添加获取设备信息的重试机制
-      DeviceInfo? deviceInfo = _bleManager.deviceInfo.value;
-
-      // // 第一次检查设备信息
-      // if (deviceInfo == null) {
-      //   // 尝试重新获取设备信息
-      //   await _bleManager.fetchDeviceInfo();
-      // }
-
-      while (currentRetryCount < maxRetryAttempts) {
-        deviceInfo = _bleManager.deviceInfo.value;
-
-        // 检查信息有效性
-        if (deviceInfo != null &&
-            deviceInfo.firmwareVersion.isNotEmpty &&
-            deviceInfo.firmwareProductId.isNotEmpty) {
-          break;
-        }
-
-        // 获取设备信息
-        await _bleManager.fetchDeviceInfo();
-        await Future.delayed(const Duration(seconds: 5));
-        currentRetryCount++;
-      }
-      // 最终验证
-      if (deviceInfo == null ||
-          deviceInfo.firmwareVersion.isEmpty ||
-          deviceInfo.firmwareProductId.isEmpty) {
-        throw "获取设备信息失败，请检查连接";
-      }
-      // 拆分 firmwareVersion 并判断两边是否一致
-      final firmwareParts = deviceInfo.firmwareVersion.split('.');
-
-      // 从第三个 `.` 开始分割
-      final firstPart = firmwareParts.sublist(0, 3).join('.');
-      final secondPart = firmwareParts.sublist(3).join('.');
-      Logger().d("firstPart${firstPart},secondPart=${secondPart}");
-      // 判断两部分是否一致
-      if (firstPart != secondPart) {
-        throw "固件版本格式错误：${deviceInfo.firmwareVersion}";
-      }
 
-      // 正常流程
-      currentVersion.value = firstPart;
-      Logger().d('getequipmentinfo,id: ${deviceInfo.firmwareProductId}');
+      // 获取当前版本信息
+      final currentInfo = await _versionManager.getCurrentVersionInfo();
+      currentVersion.value = currentInfo['currentVersion'];
 
+      // 获取蓝牙地址
       final connectedDevices = await ClassicBluetooth.getConnectedDevices();
       if (connectedDevices.isNotEmpty) {
         _address = connectedDevices.first.address;
       }
 
-      DBProduct? product = AppConfig.getproduct("DeapSound");
-
-      // // API请求
-      // final response = await Api.getproduct({
-      //   "id": deviceInfo.firmwareProductId,
-      // });
-
-      // // 处理API响应
-      // if (response['product'] == null) {
-      //   throw const FormatException('API 响应格式错误');
-      // }
-
-      // final resp = OtaConfigResp.fromJson(response);
-      // Logger().d('getequipmentinfo,resp.systemversion: ${resp.systemversion}');
-      latestVersion.value = product?.version ?? "";
-      // updatedescription.value = resp.updatedescription!;
-      updatepackageaddress = product!.updatepackageaddress!;
+      // 获取最新版本信息
+      final latestInfo = await _versionManager.getLatestVersionInfo();
+      latestVersion.value = latestInfo['latestVersion'];
+      _updatePackageAddress = latestInfo['updatePackageAddress'];
 
-      // 版本检查
-      bool hasUpdate = _isNewVersionAvailable(product.version!);
+      // 设置更新描述信息
+      updatedescription.value =
+          latestInfo['updateDescription'] ?? '本次更新包含性能优化和错误修复。';
 
-      isUpdateAvailable.value = hasUpdate;
-    } catch (e) {
-      // 统一错误处理
-      errorMessage.value = e.toString();
-      Get.snackbar(
-        '错误',
-        e.toString(),
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.red[600],
-        colorText: Colors.white,
-        icon: const Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
+      // 检查是否有更新
+      isUpdateAvailable.value = _versionManager.isNewVersionAvailable(
+        currentVersion.value,
+        latestVersion.value,
       );
-      // 重要：重新抛出异常以便上层处理（可选）
+    } catch (e) {
+      _handleError('获取版本信息失败', e.toString());
     } finally {
       isFetchingDeviceInfo.value = false;
     }
   }
 
-  // 版本比较方法优化 - 支持升级和降级
-  bool _isNewVersionAvailable(String latestVersion) {
-    try {
-      List<int> currentParts = currentVersion.value
-          .split('.')
-          .map((e) => int.parse(e.trim()))
-          .toList();
-      List<int> latestParts =
-          latestVersion.split('.').map((e) => int.parse(e.trim())).toList();
-
-      // 确保两个版本号长度一致，短的用0补齐
-      int maxLength = currentParts.length > latestParts.length
-          ? currentParts.length
-          : latestParts.length;
-
-      while (currentParts.length < maxLength) {
-        currentParts.add(0);
-      }
-      while (latestParts.length < maxLength) {
-        latestParts.add(0);
-      }
-
-      // 比较每一段，只要有不同就返回true（支持升级和降级）
-      for (int i = 0; i < maxLength; i++) {
-        if (latestParts[i] != currentParts[i]) {
-          return true; // 版本不同，允许更新（升级或降级）
-        }
-      }
-
-      return false; // 版本完全相同，无需更新
-    } catch (e) {
-      Logger().d('版本比较错误: $e');
-      return false;
-    }
-  }
-
-  // 版本更新
+  /// 检查更新
+  /// 显示更新确认对话框或错误提示
   Future<void> checkUpdate() async {
     try {
-      if (latestVersion.value != "") {
-        _showUpdateDialog(latestVersion.value);
+      if (latestVersion.value.isNotEmpty) {
+        _uiManager.showUpdateDialog(latestVersion.value, _startUpdateProcess);
       } else {
-        Get.snackbar(
-          '错误',
-          '获取最新版本信息失败',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.orange[800],
-          colorText: Colors.white,
-          icon: const Icon(
-            Icons.error_outline,
-            color: Colors.white,
-          ),
-        );
+        _uiManager.showErrorSnackbar('错误', '获取最新版本信息失败',
+            backgroundColor: Colors.orange[800]);
       }
     } catch (e) {
-      Get.snackbar(
-        '错误',
-        '获取版本信息失败',
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.orange[800],
-        colorText: Colors.white,
-        icon: const Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
-      );
+      _uiManager.showErrorSnackbar('错误', '获取版本信息失败',
+          backgroundColor: Colors.orange[800]);
     }
   }
 
-  void _showUpdateDialog(String latest) async {
-    Logger().d('显示更新对话框');
-    Get.dialog(
-      AlertDialog(
-        title: Text('发现新版本 $latest'),
-        content: Text('是否立即更新？'),
-        actions: [
-          TextButton(
-            onPressed: () async {
-              Logger().d('取消按钮被点击');
-
-              Get.back();
-              Future.delayed(Duration(milliseconds: 300));
-            },
-            child: Text('取消'),
-          ),
-          TextButton(
-            onPressed: () async {
-              Logger().d('更新按钮被点击');
-
-              Get.back();
-              Future.delayed(Duration(milliseconds: 300));
-
-              // 检查设备电量
-              if (!_checkBatteryLevel()) {
-                return; // 电量不足，不执行升级
-              }
-
-              startDownload();
-            },
-            child: Text('更新'),
-          ),
-        ],
-      ),
-    );
+  /// 开始更新流程的公共方法
+  /// 供视图调用的更新入口点
+  Future<void> startUpdate() async {
+    await _startUpdateProcess();
   }
 
-// 修改后的startDownload方法
-  Future<void> startDownload() async {
-    await _bleManager.setEnterOta(true);
-    await Future.delayed(const Duration(seconds: 2));
-    jlota.init();
-
-    isDownloading.value = true;
-    showDetailedStatus.value = true;
-    detailedStatus.value = '准备下载固件包...';
-
-    int lastIndex = updatepackageaddress.lastIndexOf('/');
-    String fileName = updatepackageaddress.substring(lastIndex + 1);
-    String directoryName = "ota_upgrades";
+  /// 检查设备状态后开始下载和升级
+  Future<void> _startUpdateProcess() async {
+    // 检查设备电量
+    if (!_deviceChecker.checkBatteryLevel()) {
+      return;
+    }
 
-    final dio = Dio(BaseOptions(
-      connectTimeout: const Duration(seconds: 5),
-      receiveTimeout: Duration.zero,
-      sendTimeout: const Duration(seconds: 5),
-      headers: {'Accept-Encoding': 'gzip'},
-    ));
+    await _startDownload();
+  }
 
-    type.value = DOWNLOADING_UP_FILES;
+  /// 开始下载固件
+  /// 初始化OTA环境并下载固件包
+  Future<void> _startDownload() async {
     try {
-      detailedStatus.value = '正在获取下载目录...';
-      final Directory? downloadsDir = await getApplicationSupportDirectory();
-      if (downloadsDir == null) {
-        throw FileSystemException('无法访问下载目录');
-      }
-
-      final targetDir =
-          Directory('${downloadsDir.path}/Download/$directoryName');
-      if (!await targetDir.exists()) {
-        detailedStatus.value = '创建下载目录...';
-        await targetDir.create(recursive: true);
-      }
-
-      final savePath = '${targetDir.path}/$fileName';
-
-      // 新增：检查同名文件逻辑
-      detailedStatus.value = '检查本地文件...';
-      bool existingSameFile = false;
-      try {
-        var files = await targetDir.list().toList();
-        for (var entity in files) {
-          if (await FileSystemEntity.isFile(entity.path)) {
-            String name = basename(entity.path); // 使用path包中的basename
-            if (name == fileName) {
-              existingSameFile = true;
-              break;
-            }
-          }
-        }
-      } catch (e) {
-        Get.snackbar(
-          '错误',
-          '检查本地文件失败: $e',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.red[600],
-          colorText: Colors.white,
-          icon: Icon(
-            Icons.error_outline,
-            color: Colors.white,
-          ),
-        );
-
-        return;
-      }
-
-      if (existingSameFile) {
-        //Get.snackbar('文件已存在', '跳过下载，直接更新');
-        detailedStatus.value = '文件已存在，准备升级...';
-        startUpgrading(savePath);
-        return;
-      }
-
-      // 新增：删除其他文件逻辑
-      detailedStatus.value = '清理旧文件...';
-      try {
-        var files = await targetDir.list().toList();
-        for (var entity in files) {
-          if (await FileSystemEntity.isFile(entity.path)) {
-            await entity.delete();
-          }
-        }
-      } catch (e) {
-        Get.snackbar(
-          '错误',
-          '删除旧文件失败: $e',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.red[600],
-          colorText: Colors.white,
-          icon: Icon(
-            Icons.error_outline,
-            color: Colors.white,
-          ),
-        );
-        //isUpgrade.value = false;
-        return;
-      }
-
-      Logger().d('文件保存路径: $savePath');
-
-      detailedStatus.value = '开始下载固件包...';
-      final options = Options(
-        receiveTimeout: Duration.zero,
-        followRedirects: true,
-        maxRedirects: 5,
-      );
-      // 修改下载部分
-      await dio.download(
-        updatepackageaddress,
-        savePath,
-        options: options,
-        onReceiveProgress: (received, total) {
-          if (total != -1) {
-            downloadProgress.value = received / total;
-            detailedStatus.value =
-                '正在下载固件包... ${(received / total * 100).toStringAsFixed(1)}%';
-          }
+      await _bleManager.setEnterOta(true);
+      await Future.delayed(const Duration(seconds: 2));
+      _jlota.init();
+
+      isDownloading.value = true;
+      showDetailedStatus.value = true;
+      type.value = OtaStatusManager.DOWNLOADING_UP_FILES;
+
+      final filePath = await _downloadManager.downloadFirmware(
+        downloadUrl: _updatePackageAddress,
+        onProgress: (progress) {
+          downloadProgress.value = progress;
+        },
+        onStatusUpdate: (status) {
+          detailedStatus.value = status;
         },
       );
-      File file = File(savePath);
-      if (await file.exists()) {
-        // Get.snackbar('下载完成', '文件已保存至: $savePath');
-        detailedStatus.value = '下载完成，准备升级...';
-      } else {
-        Get.snackbar(
-          '错误',
-          '文件未找到，请检查写入权限',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.orange[600],
-          colorText: Colors.white,
-          icon: Icon(
-            Icons.error_outline,
-            color: Colors.white,
-          ),
-        );
-        detailedStatus.value = '下载失败';
-        showDetailedStatus.value = false;
-        return;
-      }
+
       isDownloading.value = false;
-      startUpgrading(savePath);
-      return;
-    } on DioException catch (e) {
-      Get.snackbar(
-        '下载失败',
-        '错误: ${e.message}',
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.orange[600],
-        colorText: Colors.white,
-        icon: Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
-      );
-    } on FileSystemException catch (e) {
-      Get.snackbar(
-        '存储失败',
-        '无法写入文件: ${e.message}',
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.orange[600],
-        colorText: Colors.white,
-        icon: Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
-      );
+      await _startUpgrading(filePath);
     } catch (e) {
       isDownloading.value = false;
       detailedStatus.value = '下载失败，请检查网络连接';
       showDetailedStatus.value = false;
-      Get.snackbar(
-        '下载失败',
-        '请检查网络连接: $e',
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.orange[600],
-        colorText: Colors.white,
-        icon: Icon(
-          Icons.error_outline,
-          color: Colors.white,
-        ),
-      );
+      _handleError('下载失败', e.toString());
       Logger().d('下载失败: $e');
     }
   }
 
-  // 开始升级
-  void startUpgrading(String path) async {
+  /// 开始升级
+  /// [filePath] 固件文件路径
+  /// 启动OTA升级过程
+  Future<void> _startUpgrading(String filePath) async {
     detailedStatus.value = '准备设备连接...';
     await Future.delayed(const Duration(milliseconds: 500));
     detailedStatus.value = '正在连接设备...';
-    jlota.startUpgrading(address: _address, filePath: path);
-    return;
-    // isUpgrade.value = false;
+    _jlota.startUpgrading(address: _address, filePath: filePath);
   }
 
-  // 停止升级
-  void stopUpgrading() async {
-    jlota.onOtaClose();
-    return;
-    // isUpgrade.value = false;
+  /// 停止升级
+  /// 关闭OTA连接
+  void stopUpgrading() {
+    _jlota.onOtaClose();
   }
 
-  // 检查设备电量是否满足升级条件
-  bool _checkBatteryLevel() {
-    try {
-      final deviceInfo = _bleManager.deviceInfo.value;
-
-      if (deviceInfo == null) {
-        Get.snackbar(
-          '电量检查失败',
-          '无法获取设备信息，请检查设备连接',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.orange[600],
-          colorText: Colors.white,
-          icon: Icon(
-            Icons.warning_amber,
-            color: Colors.white,
-          ),
-        );
-        return false;
-      }
+  /// 重试连接
+  /// 清除错误信息并重新加载版本信息
+  void retryConnection() {
+    errorMessage.value = '';
+    _loadVersionInfo();
+  }
 
-      final leftBattery = deviceInfo.leftEarBattery;
-      final rightBattery = deviceInfo.rightEarBattery;
-
-      // 检查左右耳电量是否都大于30%
-      if (leftBattery <= 30 || rightBattery <= 30) {
-        String message = '设备电量不足，无法进行固件升级\n';
-        message += '升级要求：左右耳电量均需大于30%\n';
-        message += '当前电量：左耳 ${leftBattery}%，右耳 ${rightBattery}%\n';
-        message += '请充电后再试';
-
-        Get.dialog(
-          AlertDialog(
-            title: Text(
-              '电量不足',
-              style: TextStyle(
-                color: Colors.orange[700],
-                fontWeight: FontWeight.w600,
-              ),
-            ),
-            content: Text(
-              message,
-              style: TextStyle(
-                color: Colors.orange[600],
-              ),
-            ),
-            actions: [
-              TextButton(
-                onPressed: () => Get.back(),
-                style: TextButton.styleFrom(
-                  foregroundColor: Colors.orange[700],
-                ),
-                child: const Text('确定'),
-              ),
-            ],
-            shape: RoundedRectangleBorder(
-              borderRadius: BorderRadius.circular(12),
-              side: BorderSide(
-                color: Colors.orange.withValues(alpha: 0.3),
-                width: 1,
-              ),
-            ),
-            backgroundColor: Colors.orange[50],
-          ),
-        );
-        return false;
-      }
+  /// 获取状态描述
+  /// [type] 状态类型
+  /// 返回对应的状态描述文本
+  String getStatusMessage(int type) {
+    return OtaStatusManager.getStatusMessage(type);
+  }
 
-      return true;
-    } catch (e) {
-      Get.snackbar(
-        '电量检查失败',
-        '检查设备电量时发生错误：$e',
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.orange[600],
-        colorText: Colors.white,
-        icon: const Icon(
-          Icons.warning_amber,
-          color: Colors.white,
-        ),
-      );
-      return false;
-    }
+  /// 监听OTA事件
+  /// 设置OTA事件流的监听器
+  void _listenToOtaEvents() {
+    _jlota.eventStream.listen((event) {
+      _handleOtaEvent(event);
+    });
   }
 
-  void _listenToEvents() {
-    Ota.instance.eventStream.listen((event) {
-      if (event.event == 'onProgress' &&
-          event.type != null &&
-          event.progress != null) {
-        progress.value = event.progress!;
-        type.value = event.type!;
-        isUpgrade.value = true; // 开始升级
-        detailedStatus.value =
-            '升级进度: ${(event.progress! * 100).toStringAsFixed(1)}%';
-      }
-      if (event.event == 'onStartOTA') {
-        type.value = START_UPGRADING;
-        isUpgrade.value = true; // 开始升级
+  /// 处理OTA事件
+  /// [event] OTA事件对象
+  /// 根据不同的事件类型执行相应的处理逻辑
+  void _handleOtaEvent(dynamic event) {
+    switch (event.event) {
+      case 'onProgress':
+        if (event.type != null && event.progress != null) {
+          progress.value = event.progress!;
+          type.value = event.type!;
+          isUpgrade.value = true;
+          detailedStatus.value =
+              '升级进度: ${(event.progress! * 100).toStringAsFixed(1)}%';
+        }
+        break;
+      case 'onStartOTA':
+        type.value = OtaStatusManager.START_UPGRADING;
+        isUpgrade.value = true;
         detailedStatus.value = 'OTA升级已开始...';
-      }
-      if (event.event == 'onStopOTA') {
-        type.value = UPGRADE_SUCCESS;
-        isUpgrade.value = false;
-        detailedStatus.value = '升级成功完成';
-        showDetailedStatus.value = false;
-
-        // 升级成功，更新版本信息显示
-        currentVersion.value = latestVersion.value;
-        isUpdateAvailable.value = false;
-
-        // 显示升级成功对话框，引导用户重新配对
-        Get.dialog(
-          AlertDialog(
-            title: Row(
-              children: [
-                Icon(
-                  Icons.check_circle,
-                  color: Colors.green[600],
-                  size: 28,
-                ),
-                SizedBox(width: 12.w),
-                Text(
-                  '升级成功',
-                  style: TextStyle(
-                    color: Colors.green[700],
-                    fontWeight: FontWeight.w600,
-                  ),
-                ),
-              ],
-            ),
-            content: Text(
-              '固件升级已完成！\n\n设备需要重新配对才能正常使用，现在跳转到配对页面吗？',
-              style: TextStyle(
-                fontSize: 16,
-                height: 1.4,
-              ),
-            ),
-            actions: [
-              TextButton(
-                onPressed: () {
-                  Get.back(); // 关闭对话框
-                },
-                child: Text(
-                  '稍后配对',
-                  style: TextStyle(color: Colors.grey[600]),
-                ),
-              ),
-              ElevatedButton(
-                onPressed: () {
-                  Get.back(); // 关闭对话框
-                  Get.toNamed(Routes.pairing);
-                },
-                style: ElevatedButton.styleFrom(
-                  backgroundColor: Colors.green[600],
-                  foregroundColor: Colors.white,
-                ),
-                child: Text('立即配对'),
-              ),
-            ],
-            shape: RoundedRectangleBorder(
-              borderRadius: BorderRadius.circular(12),
-            ),
-          ),
-          barrierDismissible: false, // 防止用户意外关闭
-        );
-      }
-      if (event.event == 'onError') {
-        type.value = UPGRADE_FAILED;
-        isUpgrade.value = false;
-        detailedStatus.value = '升级失败，错误码：${event.code}';
-        showDetailedStatus.value = false;
-        Get.snackbar(
-          '升级失败',
-          '请检查设备连接或升级包，错误码：${event.code}',
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.red[600],
-          colorText: Colors.white,
-          icon: Icon(
-            Icons.error_outline,
-            color: Colors.white,
-          ),
-        );
-      }
-      if (event.event == 'NOCONNECTION') {
-        type.value = CONNECTION_DISCONNECTION;
-        isUpgrade.value = false;
-        detailedStatus.value = '设备连接断开';
-        showDetailedStatus.value = false;
-      }
-      if (event.event == 'CONNECTION_SUCCESS') {
-        type.value = CONNECTION_SUCCESS;
-        isUpgrade.value = true; // 开始升级
-        detailedStatus.value = '设备连接成功';
-      }
-    });
+        break;
+      case 'onStopOTA':
+        _handleUpgradeSuccess();
+        break;
+      case 'onError':
+        _handleUpgradeError(event.code);
+        break;
+      case 'NOCONNECTION':
+        _handleConnectionLost();
+        break;
+      case 'CONNECTION_SUCCESS':
+        _handleConnectionSuccess();
+        break;
+    }
+  }
+
+  /// 处理升级成功
+  /// 更新状态并显示成功对话框
+  void _handleUpgradeSuccess() {
+    type.value = OtaStatusManager.UPGRADE_SUCCESS;
+    isUpgrade.value = false;
+    detailedStatus.value = '升级成功完成';
+    showDetailedStatus.value = false;
+
+    // 更新版本信息
+    currentVersion.value = latestVersion.value;
+    isUpdateAvailable.value = false;
+
+    // 显示成功对话框
+    _uiManager.showUpgradeSuccessDialog();
+  }
+
+  /// 处理升级错误
+  /// [errorCode] 错误代码
+  /// 更新状态并显示错误提示
+  void _handleUpgradeError(dynamic errorCode) {
+    type.value = OtaStatusManager.UPGRADE_FAILED;
+    isUpgrade.value = false;
+    detailedStatus.value = '升级失败，错误码：$errorCode';
+    showDetailedStatus.value = false;
+    _uiManager.showErrorSnackbar(
+      '升级失败',
+      '请检查设备连接或升级包，错误码：$errorCode',
+    );
+  }
+
+  /// 处理连接断开
+  /// 更新连接状态
+  void _handleConnectionLost() {
+    type.value = OtaStatusManager.CONNECTION_DISCONNECTION;
+    isUpgrade.value = false;
+    detailedStatus.value = '设备连接断开';
+    showDetailedStatus.value = false;
+  }
+
+  /// 处理连接成功
+  /// 更新连接状态
+  void _handleConnectionSuccess() {
+    type.value = OtaStatusManager.CONNECTION_SUCCESS;
+    isUpgrade.value = true;
+    detailedStatus.value = '设备连接成功';
+  }
+
+  /// 统一错误处理
+  /// [title] 错误标题
+  /// [message] 错误信息
+  /// 设置错误状态并显示错误提示
+  void _handleError(String title, String message) {
+    errorMessage.value = message;
+    _uiManager.showErrorSnackbar(title, message);
   }
 }

lib/modules/ota_upgrade/services/device_checker.dart

@@ -0,0 +1,99 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import '../../../data/services/ble_manager.dart';
+
+/// 设备检查服务
+/// 负责检查设备状态，如电量检查等
+class DeviceChecker {
+  final BleManager _bleManager = Get.find<BleManager>();
+
+  /// 检查设备电量是否满足升级条件
+  /// 返回true表示电量充足，可以进行升级
+  /// 返回false表示电量不足，不能进行升级
+  bool checkBatteryLevel() {
+    try {
+      final deviceInfo = _bleManager.deviceInfo.value;
+
+      if (deviceInfo == null) {
+        _showBatteryCheckFailedSnackbar('无法获取设备信息，请检查设备连接');
+        return false;
+      }
+
+      final leftBattery = deviceInfo.leftEarBattery;
+      final rightBattery = deviceInfo.rightEarBattery;
+
+      // 检查左右耳电量是否都大于30%
+      if (leftBattery <= 30 || rightBattery <= 30) {
+        _showLowBatteryDialog(leftBattery, rightBattery);
+        return false;
+      }
+
+      return true;
+    } catch (e) {
+      _showBatteryCheckFailedSnackbar('检查设备电量时发生错误：$e');
+      return false;
+    }
+  }
+
+  /// 显示电量不足对话框
+  /// [leftBattery] 左耳电量
+  /// [rightBattery] 右耳电量
+  void _showLowBatteryDialog(int leftBattery, int rightBattery) {
+    String message = '设备电量不足，无法进行固件升级\n';
+    message += '升级要求：左右耳电量均需大于30%\n';
+    message += '当前电量：左耳 ${leftBattery}%，右耳 ${rightBattery}%\n';
+    message += '请充电后再试';
+
+    Get.dialog(
+      AlertDialog(
+        title: Text(
+          '电量不足',
+          style: TextStyle(
+            color: Colors.orange[700],
+            fontWeight: FontWeight.w600,
+          ),
+        ),
+        content: Text(
+          message,
+          style: TextStyle(
+            color: Colors.orange[600],
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Get.back(),
+            style: TextButton.styleFrom(
+              foregroundColor: Colors.orange[700],
+            ),
+            child: const Text('确定'),
+          ),
+        ],
+        shape: RoundedRectangleBorder(
+          borderRadius: BorderRadius.circular(12),
+          side: BorderSide(
+            color: Colors.orange.withValues(alpha: 0.3),
+            width: 1,
+          ),
+        ),
+        backgroundColor: Colors.orange[50],
+      ),
+    );
+  }
+
+  /// 显示电量检查失败提示
+  /// [message] 错误信息
+  void _showBatteryCheckFailedSnackbar(String message) {
+    Get.snackbar(
+      '电量检查失败',
+      message,
+      snackPosition: SnackPosition.BOTTOM,
+      backgroundColor: Colors.orange[600],
+      colorText: Colors.white,
+      icon: const Icon(
+        Icons.warning_amber,
+        color: Colors.white,
+      ),
+    );
+  }
+}

lib/modules/ota_upgrade/services/download_manager.dart

@@ -0,0 +1,153 @@
+import 'dart:io';
+import 'package:dio/dio.dart';
+import 'package:dio/io.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:path/path.dart';
+import 'package:logger/web.dart';
+
+/// 文件下载管理器
+/// 负责处理固件包的下载、文件管理等功能
+class DownloadManager {
+  late final Dio _dio;
+
+  /// 构造函数
+  /// 初始化Dio实例并配置SSL证书处理
+  DownloadManager() {
+    _dio = Dio(BaseOptions(
+      connectTimeout: const Duration(seconds: 30), // 增加连接超时时间
+      receiveTimeout: Duration.zero,
+      sendTimeout: const Duration(seconds: 30), // 增加发送超时时间
+      headers: {'Accept-Encoding': 'gzip'},
+    ));
+
+    // 配置SSL证书验证
+    (_dio.httpClientAdapter as IOHttpClientAdapter).createHttpClient = () {
+      final client = HttpClient();
+
+      // 处理SSL证书验证
+      client.badCertificateCallback =
+          (X509Certificate cert, String host, int port) {
+        // 在生产环境中，应该进行适当的证书验证
+        // 这里为了解决证书过期问题，暂时跳过验证
+        // 建议：在生产环境中实现更安全的证书验证逻辑
+        Logger().w('SSL证书验证跳过: $host:$port');
+        return true;
+      };
+
+      return client;
+    };
+  }
+
+  /// 下载固件包
+  /// [downloadUrl] 下载地址
+  /// [onProgress] 下载进度回调
+  /// [onStatusUpdate] 状态更新回调
+  /// 返回下载文件的本地路径
+  /// 抛出异常如果下载失败
+  Future<String> downloadFirmware({
+    required String downloadUrl,
+    required Function(double) onProgress,
+    required Function(String) onStatusUpdate,
+  }) async {
+    onStatusUpdate('准备下载固件包...');
+
+    final fileName = downloadUrl.substring(downloadUrl.lastIndexOf('/') + 1);
+    const directoryName = "ota_upgrades";
+
+    // 获取下载目录
+    onStatusUpdate('正在获取下载目录...');
+    final Directory? downloadsDir = await getApplicationSupportDirectory();
+    if (downloadsDir == null) {
+      throw FileSystemException('无法访问下载目录');
+    }
+
+    final targetDir = Directory('${downloadsDir.path}/Download/$directoryName');
+    if (!await targetDir.exists()) {
+      onStatusUpdate('创建下载目录...');
+      await targetDir.create(recursive: true);
+    }
+
+    final savePath = '${targetDir.path}/$fileName';
+
+    // 检查是否已存在同名文件
+    onStatusUpdate('检查本地文件...');
+    if (await _checkExistingFile(targetDir, fileName)) {
+      onStatusUpdate('文件已存在，准备升级...');
+      return savePath;
+    }
+
+    // 清理旧文件
+    onStatusUpdate('清理旧文件...');
+    await _cleanOldFiles(targetDir);
+
+    // 开始下载
+    onStatusUpdate('开始下载固件包...');
+    Logger().d('文件保存路径: $savePath');
+
+    final options = Options(
+      receiveTimeout: Duration.zero,
+      followRedirects: true,
+      maxRedirects: 5,
+    );
+
+    await _dio.download(
+      downloadUrl,
+      savePath,
+      options: options,
+      onReceiveProgress: (received, total) {
+        if (total != -1) {
+          final progress = received / total;
+          onProgress(progress);
+          onStatusUpdate('正在下载固件包... ${(progress * 100).toStringAsFixed(1)}%');
+        }
+      },
+    );
+
+    // 验证文件是否下载成功
+    final file = File(savePath);
+    if (!await file.exists()) {
+      throw FileSystemException('文件下载失败，请检查写入权限');
+    }
+
+    onStatusUpdate('下载完成，准备升级...');
+    return savePath;
+  }
+
+  /// 检查是否存在同名文件
+  /// [targetDir] 目标目录
+  /// [fileName] 文件名
+  /// 返回true表示文件已存在
+  Future<bool> _checkExistingFile(Directory targetDir, String fileName) async {
+    try {
+      final files = await targetDir.list().toList();
+      for (var entity in files) {
+        if (await FileSystemEntity.isFile(entity.path)) {
+          final name = basename(entity.path);
+          if (name == fileName) {
+            return true;
+          }
+        }
+      }
+      return false;
+    } catch (e) {
+      Logger().d('检查本地文件失败: $e');
+      return false;
+    }
+  }
+
+  /// 清理旧文件
+  /// [targetDir] 目标目录
+  /// 抛出异常如果清理失败
+  Future<void> _cleanOldFiles(Directory targetDir) async {
+    try {
+      final files = await targetDir.list().toList();
+      for (var entity in files) {
+        if (await FileSystemEntity.isFile(entity.path)) {
+          await entity.delete();
+        }
+      }
+    } catch (e) {
+      throw Exception('删除旧文件失败: $e');
+    }
+  }
+}

lib/modules/ota_upgrade/services/ota_status_manager.dart

@@ -0,0 +1,43 @@
+import 'package:get/get.dart';
+
+/// OTA升级状态管理器
+/// 负责管理OTA升级过程中的各种状态常量和状态描述
+class OtaStatusManager {
+  static const int NOT_STARTED = -1; // 未开始
+  static const int VALIDATION_FILE = 0; // 验证文件
+  static const int ONUPGRADE = 1; // 升级中
+  static const int START_UPGRADING = 2; // 开始升级
+  static const int UPGRADE_SUCCESS = 3; // 升级成功
+  static const int UPGRADE_FAILED = 4; // 升级失败
+  static const int CONNECTION_DISCONNECTION = 5; // 连接断开
+  static const int CONNECTION_SUCCESS = 6; // 连接成功
+  static const int DOWNLOADING_UP_FILES = 7; // 下载升级文件
+
+  /// 获取状态描述信息
+  /// [type] 状态类型
+  /// 返回对应的状态描述文本
+  static String getStatusMessage(int type) {
+    switch (type) {
+      case NOT_STARTED:
+        return "未开始".tr;
+      case VALIDATION_FILE:
+        return "验证文件中".tr;
+      case ONUPGRADE:
+        return "升级中".tr;
+      case START_UPGRADING:
+        return "开始升级".tr;
+      case UPGRADE_SUCCESS:
+        return "升级成功".tr;
+      case UPGRADE_FAILED:
+        return "升级失败".tr;
+      case CONNECTION_DISCONNECTION:
+        return "连接断开".tr;
+      case CONNECTION_SUCCESS:
+        return "连接成功".tr;
+      case DOWNLOADING_UP_FILES:
+        return "下载升级文件".tr;
+      default:
+        return "未知状态".tr;
+    }
+  }
+}

lib/modules/ota_upgrade/services/ui_manager.dart

@@ -0,0 +1,117 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:logger/web.dart';
+import '/routes/app_routes.dart';
+
+/// UI交互管理器
+/// 负责处理所有与用户界面交互相关的功能
+class UiManager {
+  /// 显示更新确认对话框
+  /// [latestVersion] 最新版本号
+  /// [onConfirm] 确认更新的回调函数
+  void showUpdateDialog(String latestVersion, VoidCallback onConfirm) {
+    Logger().d('显示更新对话框');
+    Get.dialog(
+      AlertDialog(
+        title: Text('发现新版本 $latestVersion'),
+        content: const Text('是否立即更新？'),
+        actions: [
+          TextButton(
+            onPressed: () {
+              Logger().d('取消按钮被点击');
+              Get.back();
+            },
+            child: const Text('取消'),
+          ),
+          TextButton(
+            onPressed: () {
+              Logger().d('更新按钮被点击');
+              Get.back();
+              Future.delayed(const Duration(milliseconds: 300));
+              onConfirm();
+            },
+            child: const Text('更新'),
+          ),
+        ],
+      ),
+    );
+  }
+
+  /// 显示升级成功对话框
+  /// 引导用户进行设备重新配对
+  void showUpgradeSuccessDialog() {
+    Get.dialog(
+      AlertDialog(
+        title: Row(
+          children: [
+            Icon(
+              Icons.check_circle,
+              color: Colors.green[600],
+              size: 28,
+            ),
+            SizedBox(width: 12.w),
+            Text(
+              '升级成功',
+              style: TextStyle(
+                color: Colors.green[700],
+                fontWeight: FontWeight.w600,
+              ),
+            ),
+          ],
+        ),
+        content: const Text(
+          '固件升级已完成！\n\n设备需要重新配对才能正常使用，现在跳转到配对页面吗？',
+          style: TextStyle(
+            fontSize: 16,
+            height: 1.4,
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () {
+              Get.back();
+            },
+            child: Text(
+              '稍后配对',
+              style: TextStyle(color: Colors.grey[600]),
+            ),
+          ),
+          ElevatedButton(
+            onPressed: () {
+              Get.back();
+              Get.toNamed(Routes.pairing);
+            },
+            style: ElevatedButton.styleFrom(
+              backgroundColor: Colors.green[600],
+              foregroundColor: Colors.white,
+            ),
+            child: const Text('立即配对'),
+          ),
+        ],
+        shape: RoundedRectangleBorder(
+          borderRadius: BorderRadius.circular(12),
+        ),
+      ),
+      barrierDismissible: false,
+    );
+  }
+
+  /// 显示错误提示
+  /// [title] 错误标题
+  /// [message] 错误信息
+  /// [backgroundColor] 背景颜色，可选
+  void showErrorSnackbar(String title, String message, {Color? backgroundColor}) {
+    Get.snackbar(
+      title,
+      message,
+      snackPosition: SnackPosition.BOTTOM,
+      backgroundColor: backgroundColor ?? Colors.red[600],
+      colorText: Colors.white,
+      icon: const Icon(
+        Icons.error_outline,
+        color: Colors.white,
+      ),
+    );
+  }
+}

lib/modules/ota_upgrade/services/version_manager.dart

@@ -0,0 +1,114 @@
+import 'package:logger/web.dart';
+import '../../../data/services/ble_manager.dart';
+import '../../../data/models/appconfig.dart';
+import '../../../data/models/appconfig_model.dart';
+import 'package:get/get.dart';
+
+/// 版本管理服务
+/// 负责处理设备版本信息获取、版本比较等功能
+class VersionManager {
+  final BleManager _bleManager = Get.find<BleManager>();
+  final int maxRetryAttempts = 3;
+  int currentRetryCount = 0;
+
+  /// 获取当前设备版本信息
+  /// 返回包含当前版本、产品ID和设备信息的Map
+  /// 抛出异常如果获取失败
+  Future<Map<String, dynamic>> getCurrentVersionInfo() async {
+    DeviceInfo? deviceInfo = _bleManager.deviceInfo.value;
+
+    // 重试机制获取设备信息
+    while (currentRetryCount < maxRetryAttempts) {
+      deviceInfo = _bleManager.deviceInfo.value;
+
+      if (deviceInfo != null &&
+          deviceInfo.firmwareVersion.isNotEmpty &&
+          deviceInfo.firmwareProductId.isNotEmpty) {
+        break;
+      }
+
+      await _bleManager.fetchDeviceInfo();
+      await Future.delayed(const Duration(seconds: 5));
+      currentRetryCount++;
+    }
+
+    if (deviceInfo == null ||
+        deviceInfo.firmwareVersion.isEmpty ||
+        deviceInfo.firmwareProductId.isEmpty) {
+      throw "获取设备信息失败，请检查连接";
+    }
+
+    // 验证固件版本格式
+    final firmwareParts = deviceInfo.firmwareVersion.split('.');
+    final firstPart = firmwareParts.sublist(0, 3).join('.');
+    final secondPart = firmwareParts.sublist(3).join('.');
+    
+    Logger().d("firstPart: $firstPart, secondPart: $secondPart");
+    
+    if (firstPart != secondPart) {
+      throw "固件版本格式错误：${deviceInfo.firmwareVersion}";
+    }
+
+    return {
+      'currentVersion': firstPart,
+      'productId': deviceInfo.firmwareProductId,
+      'deviceInfo': deviceInfo,
+    };
+  }
+
+  /// 获取最新版本信息
+  /// 返回包含最新版本、更新描述和更新包地址的Map
+  /// 抛出异常如果获取失败
+  Future<Map<String, dynamic>> getLatestVersionInfo() async {
+    DBProduct? product = AppConfig.getproduct("DeapSound");
+    
+    if (product == null) {
+      throw "无法获取产品信息";
+    }
+
+    return {
+      'latestVersion': product.version ?? "",
+      'updateDescription': product.updatedescription ?? "",
+      'updatePackageAddress': product.updatepackageaddress ?? "",
+    };
+  }
+
+  /// 比较版本号，判断是否有新版本可用
+  /// [currentVersion] 当前版本号
+  /// [latestVersion] 最新版本号
+  /// 返回true表示有新版本可用（支持升级和降级）
+  bool isNewVersionAvailable(String currentVersion, String latestVersion) {
+    try {
+      List<int> currentParts = currentVersion
+          .split('.')
+          .map((e) => int.parse(e.trim()))
+          .toList();
+      List<int> latestParts =
+          latestVersion.split('.').map((e) => int.parse(e.trim())).toList();
+
+      // 确保两个版本号长度一致，短的用0补齐
+      int maxLength = currentParts.length > latestParts.length
+          ? currentParts.length
+          : latestParts.length;
+
+      while (currentParts.length < maxLength) {
+        currentParts.add(0);
+      }
+      while (latestParts.length < maxLength) {
+        latestParts.add(0);
+      }
+
+      // 比较每一段，只要有不同就返回true（支持升级和降级）
+      for (int i = 0; i < maxLength; i++) {
+        if (latestParts[i] != currentParts[i]) {
+          return true;
+        }
+      }
+
+      return false;
+    } catch (e) {
+      Logger().d('版本比较错误: $e');
+      return false;
+    }
+  }
+}