feat(feedback): 接入新的统一后端用户反馈系统

移除原有的反馈控制器、绑定及表单视图，新增基于 cryptography 的加密 URL 生成模块和 WebView 页面。用户反馈功能现通过加密参数跳转到统一的 App Comment 服务端页面，提升安全性与维护性。

lib/modules/feedback/bindings/feedback_bindings.dart

@@ -1,9 +0,0 @@
-import 'package:get/get.dart';
-import '../controllers/feedback_controller.dart';
-
-class FeedbackBinding extends Bindings {
-  @override
-  void dependencies() {
-    Get.lazyPut<FeedbackController>(() => FeedbackController());
-  }
-}

lib/modules/feedback/comment_url.dart

@@ -0,0 +1,86 @@
+import 'dart:convert';
+import 'dart:math';
+
+import 'package:cryptography/cryptography.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+
+import '../../data/models/appconfig.dart';
+
+/// 生成加密评论页 URL（与 App Comment 服务端 SIGN_SECRET 一致）
+///
+/// [userId]、[packageName]、[appName]、[appVersion] 必填；[userName]、[lang] 可选。
+Future<String> buildCommentUrl({
+  required String userId,
+  String? userName,
+  required String packageName,
+  required String appName,
+  required String appVersion,
+  String lang = 'en',
+}) async {
+  final signSecret = _commentSignSecret();
+  var commentServer = _commentServerUrl();
+
+  if (signSecret.isEmpty || commentServer.isEmpty) {
+    throw Exception(
+      'COMMENT_SIGN_SECRET / COMMENT_SERVER_URL 未配置：'
+      '请在 getAppConfig 的 env 中下发，或在 .env 中填写（本地调试）',
+    );
+  }
+
+  commentServer = commentServer.trim().replaceAll(RegExp(r'/$'), '');
+
+  final payload = {
+    'userId': userId,
+    'userName': userName ?? userId,
+    'packageName': packageName,
+    'appName': appName,
+    'appVersion': appVersion,
+    'lang': lang,
+    'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
+    'nonce': _randomHex(8),
+  };
+
+  final algo = AesGcm.with256bits();
+  final key = await algo.newSecretKeyFromBytes(_hexDecode(signSecret));
+  final nonce = algo.newNonce();
+  final box = await algo.encrypt(
+    utf8.encode(jsonEncode(payload)),
+    secretKey: key,
+    nonce: nonce,
+  );
+
+  // 格式: iv(12 bytes) + tag(16 bytes) + ciphertext
+  final blob = <int>[...nonce, ...box.mac.bytes, ...box.cipherText];
+  final token = base64Url.encode(blob).replaceAll('=', '');
+  return '$commentServer/?d=$token';
+}
+
+/// 优先使用服务端 [getAppConfig] 下发的 `env`，否则回退 `.env`（本地调试）。
+String _commentSignSecret() {
+  if (AppConfig.isInitialized()) {
+    final v = AppConfig.env('COMMENT_SIGN_SECRET');
+    if (v != null && v.isNotEmpty) return v;
+  }
+  return dotenv.env['COMMENT_SIGN_SECRET'] ?? '';
+}
+
+String _commentServerUrl() {
+  if (AppConfig.isInitialized()) {
+    final v = AppConfig.env('COMMENT_SERVER_URL');
+    if (v != null && v.isNotEmpty) return v;
+  }
+  return dotenv.env['COMMENT_SERVER_URL'] ?? '';
+}
+
+List<int> _hexDecode(String hex) => List.generate(
+      hex.length ~/ 2,
+      (i) => int.parse(hex.substring(i * 2, i * 2 + 2), radix: 16),
+    );
+
+String _randomHex(int byteLen) {
+  final r = Random.secure();
+  return List.generate(
+    byteLen,
+    (_) => r.nextInt(256).toRadixString(16).padLeft(2, '0'),
+  ).join();
+}

lib/modules/feedback/controllers/feedback_controller.dart

@@ -1,59 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:get/get.dart';
-import '../../../data/services/network/api.dart';
-
-class FeedbackController extends GetxController {
-  final TextEditingController feedbackController = TextEditingController();
-  //final TextEditingController contactController = TextEditingController();
-
-  final RxBool isSubmitting = false.obs;
-  final GlobalKey<FormState> formKey = GlobalKey<FormState>();
-
-  @override
-  void onClose() {
-    feedbackController.dispose();
-    //contactController.dispose();
-    super.onClose();
-  }
-
-  // 提交反馈
-  Future<void> submitFeedback() async {
-    if (!formKey.currentState!.validate()) {
-      return;
-    }
-
-    isSubmitting.value = true;
-
-    try {
-      final feedbackText = feedbackController.text;
-      Map<String, dynamic> data = {
-        "message": feedbackText, // 反馈内容
-      };
-
-      final response = await Api.feedback(data);
-
-      if (response != null) {
-        Get.back(); // 返回上一页
-        Get.snackbar(
-          'success'.tr, // 成功
-          'feedbackSubmitSuccess'.tr, // 反馈提交成功
-          snackPosition: SnackPosition.BOTTOM,
-          backgroundColor: Colors.green.withOpacity(0.7),
-          colorText: Colors.white,
-          margin: const EdgeInsets.all(10),
-        );
-      }
-    } catch (e) {
-      Get.snackbar(
-        'error'.tr, // 错误
-        'feedbackSubmitFailed'.tr, // 反馈提交失败
-        snackPosition: SnackPosition.BOTTOM,
-        backgroundColor: Colors.red.withOpacity(0.7),
-        colorText: Colors.white,
-        margin: const EdgeInsets.all(10),
-      );
-    } finally {
-      isSubmitting.value = false;
-    }
-  }
-}

lib/modules/feedback/views/comment_webview.dart

@@ -0,0 +1,211 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:get/get.dart';
+import 'package:get_storage/get_storage.dart';
+import 'package:package_info_plus/package_info_plus.dart';
+import 'package:uuid/uuid.dart';
+import 'package:webview_flutter/webview_flutter.dart';
+
+import '../../../core/theme/app_colors.dart';
+import '../../../core/utils/logger.dart';
+import '../../../data/models/user_Info.dart';
+import '../comment_url.dart';
+
+/// 用户反馈：加载加密后的 App Comment 评论页（每次进入重新生成 URL）
+class CommentWebView extends StatefulWidget {
+  const CommentWebView({super.key});
+
+  @override
+  State<CommentWebView> createState() => _CommentWebViewState();
+}
+
+class _CommentWebViewState extends State<CommentWebView> {
+  WebViewController? _controller;
+  bool _isLoading = true;
+  String? _error;
+
+  static const _anonStorageKey = 'comment_feedback_anon_id';
+
+  @override
+  void initState() {
+    super.initState();
+    _loadUrl();
+  }
+
+  Future<void> _loadUrl() async {
+    try {
+      final packageInfo = await PackageInfo.fromPlatform();
+      final lang = Get.locale?.languageCode ?? 'en';
+
+      final String userId;
+      final String? userName;
+      if (User.isLoggedIn()) {
+        userId = User.instance.uid.isNotEmpty
+            ? User.instance.uid
+            : _ensureAnonymousUserId();
+        userName = User.instance.name.isNotEmpty ? User.instance.name : null;
+      } else {
+        userId = _ensureAnonymousUserId();
+        userName = null;
+      }
+
+      final url = await buildCommentUrl(
+        userId: userId,
+        userName: userName,
+        packageName: packageInfo.packageName,
+        appName: packageInfo.appName,
+        appVersion: '${packageInfo.version}+${packageInfo.buildNumber}',
+        lang: lang,
+      );
+
+      Logger.debug('评论页 URL 已生成');
+
+      if (!mounted) return;
+
+      setState(() {
+        _controller = WebViewController()
+          ..setJavaScriptMode(JavaScriptMode.unrestricted)
+          ..setBackgroundColor(Colors.white)
+          ..setNavigationDelegate(
+            NavigationDelegate(
+              onPageFinished: (_) {
+                Logger.debug('WebView 页面加载完成');
+                if (mounted) setState(() => _isLoading = false);
+              },
+              onWebResourceError: (error) {
+                Logger.error(
+                  'WebView 资源错误: code=${error.errorCode}, '
+                  'type=${error.errorType}, desc=${error.description}, '
+                  'mainFrame=${error.isForMainFrame}',
+                );
+                if (error.isForMainFrame == true && mounted) {
+                  setState(() {
+                    _isLoading = false;
+                    _error = error.description;
+                  });
+                }
+              },
+              onHttpError: (error) {
+                Logger.error(
+                  'WebView HTTP 错误: status=${error.response?.statusCode}, '
+                  'uri=${error.request?.uri}',
+                );
+              },
+            ),
+          )
+          ..setOnConsoleMessage((message) {
+            Logger.debug(
+              '[WebView Console] ${message.level.name}: ${message.message}',
+            );
+          })
+          ..loadRequest(Uri.parse(url));
+      });
+    } catch (e, st) {
+      Logger.error('生成评论页 URL 失败', e, st);
+      if (mounted) {
+        setState(() {
+          _isLoading = false;
+          _error = e.toString();
+        });
+      }
+    }
+  }
+
+  String _ensureAnonymousUserId() {
+    final storage = GetStorage();
+    var id = storage.read<String>(_anonStorageKey);
+    if (id == null || id.isEmpty) {
+      id = const Uuid().v4();
+      storage.write(_anonStorageKey, id);
+    }
+    return id;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final isDarkMode = Theme.of(context).brightness == Brightness.dark;
+
+    return Scaffold(
+      backgroundColor: isDarkMode
+          ? AppColors.darkBackground
+          : Theme.of(context).scaffoldBackgroundColor,
+      appBar: AppBar(
+        elevation: 0,
+        backgroundColor: isDarkMode ? AppColors.darkBackground : Colors.white,
+        leading: IconButton(
+          icon: Icon(
+            Icons.arrow_back_ios,
+            size: 20.sp,
+            color: isDarkMode ? AppColors.textPrimary : Colors.black87,
+          ),
+          onPressed: () => Get.back(),
+        ),
+        title: Text(
+          'feedback'.tr,
+          style: TextStyle(
+            fontSize: 17.sp,
+            fontWeight: FontWeight.w600,
+            color: isDarkMode ? AppColors.textPrimary : Colors.black87,
+          ),
+        ),
+        centerTitle: true,
+      ),
+      body: _buildBody(isDarkMode),
+    );
+  }
+
+  Widget _buildBody(bool isDarkMode) {
+    if (_error != null) {
+      final msgColor =
+          isDarkMode ? AppColors.textSecondary : Colors.black54;
+      return Center(
+        child: Padding(
+          padding: EdgeInsets.symmetric(horizontal: 24.w),
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              Icon(
+                Icons.error_outline,
+                size: 48.sp,
+                color: msgColor,
+              ),
+              SizedBox(height: 16.h),
+              Text(
+                'loadFailed'.tr,
+                style: TextStyle(fontSize: 16.sp, color: msgColor),
+                textAlign: TextAlign.center,
+              ),
+              SizedBox(height: 8.h),
+              Text(
+                _error!,
+                style: TextStyle(fontSize: 12.sp, color: msgColor),
+                textAlign: TextAlign.center,
+                maxLines: 4,
+                overflow: TextOverflow.ellipsis,
+              ),
+              SizedBox(height: 16.h),
+              ElevatedButton(
+                onPressed: () {
+                  setState(() {
+                    _error = null;
+                    _isLoading = true;
+                    _controller = null;
+                  });
+                  _loadUrl();
+                },
+                child: Text('retry'.tr),
+              ),
+            ],
+          ),
+        ),
+      );
+    }
+
+    return Stack(
+      children: [
+        if (_controller != null) WebViewWidget(controller: _controller!),
+        if (_isLoading) const Center(child: CircularProgressIndicator()),
+      ],
+    );
+  }
+}

lib/modules/feedback/views/feedback_view.dart

@@ -1,174 +1,13 @@
 import 'package:flutter/material.dart';
-import 'package:get/get.dart';
-import 'package:flutter_screenutil/flutter_screenutil.dart';
-import '../controllers/feedback_controller.dart';
 
-class FeedbackView extends GetView<FeedbackController> {
+import 'comment_webview.dart';
-  const FeedbackView({Key? key}) : super(key: key);
+
+/// 用户反馈：嵌入 App Comment 加密评论页（WebView）
+class FeedbackView extends StatelessWidget {
+  const FeedbackView({super.key});
 
   @override
   Widget build(BuildContext context) {
-    final isDarkMode = Theme.of(context).brightness == Brightness.dark;
+    return const CommentWebView();
-
-    return Scaffold(
-      backgroundColor: isDarkMode ? Colors.black : Colors.grey[100],
-      appBar: AppBar(
-        elevation: 0,
-        backgroundColor: isDarkMode ? Colors.black : Colors.white,
-        leading: IconButton(
-          icon: Icon(
-            Icons.arrow_back_ios,
-            size: 20.sp,
-            color: isDarkMode ? Colors.white : Colors.black,
-          ),
-          onPressed: () => Get.back(),
-        ),
-        title: Text(
-          'feedback'.tr, // 帮助与反馈
-          style: TextStyle(
-            fontSize: 17.sp,
-            fontWeight: FontWeight.w600,
-            color: isDarkMode ? Colors.white : Colors.black,
-          ),
-        ),
-        centerTitle: true,
-      ),
-      body: GestureDetector(
-        onTap: () => FocusScope.of(context).unfocus(),
-        child: Form(
-          key: controller.formKey,
-          child: ListView(
-            padding: EdgeInsets.all(16.w),
-            children: [
-              // 顶部提示文字
-              Text(
-                'feedbackDescription'.tr, // 请描述您遇到的问题或建议
-                style: TextStyle(
-                  fontSize: 14.sp,
-                  color: isDarkMode ? Colors.white70 : Colors.black54,
-                ),
-              ),
-              SizedBox(height: 16.h),
-
-              // 反馈内容输入框 - 统一容器样式
-              Container(
-                decoration: BoxDecoration(
-                  // 保持适合各自模式的背景色
-                  color: isDarkMode ? Colors.grey[800] : Colors.white,
-                  // 统一圆角
-                  borderRadius: BorderRadius.circular(16.r),
-                  // 统一阴影效果 - 关键改进点
-                  boxShadow: [
-                    BoxShadow(
-                      color: isDarkMode
-                          ? Colors.black.withOpacity(0.3)
-                          : Colors.black.withOpacity(0.08),
-                      blurRadius: 12,
-                      offset: const Offset(0, 4),
-                      spreadRadius: 0,
-                    ),
-                  ],
-                  // 统一边框样式 - 关键改进点
-                  border: Border.all(
-                    color: isDarkMode ? Colors.grey[700]! : Colors.grey[200]!,
-                    width: 1.5,
-                  ),
-                ),
-                child: Padding(
-                  padding:
-                      EdgeInsets.symmetric(horizontal: 16.w, vertical: 12.h),
-                  child: TextFormField(
-                    controller: controller.feedbackController,
-                    maxLines: 8,
-                    maxLength: 500,
-                    style: TextStyle(
-                      color: isDarkMode ? Colors.white : Colors.black87,
-                      fontSize: 14.sp,
-                      height: 1.4,
-                    ),
-                    decoration: InputDecoration(
-                      hintText: 'feedbackHint'.tr, // 请输入您的反馈内容...
-                      hintStyle: TextStyle(
-                        color: isDarkMode ? Colors.grey[400] : Colors.grey[500],
-                        fontSize: 14.sp,
-                      ),
-                      border: InputBorder.none,
-                      focusedBorder: InputBorder.none,
-                      counterStyle: TextStyle(
-                        color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
-                        fontSize: 12.sp,
-                      ),
-                      contentPadding: EdgeInsets.zero,
-                      fillColor: Colors.transparent,
-                      filled: true,
-                    ),
-                    validator: (value) {
-                      if (value == null || value.trim().isEmpty) {
-                        return 'feedbackRequired'.tr; // 请输入反馈内容
-                      }
-                      return null;
-                    },
-                  ),
-                ),
-              ),
-              SizedBox(height: 40.h),
-
-              // 提交按钮 - 统一容器样式
-              Obx(() => Container(
-                    // 统一按钮容器装饰
-                    decoration: BoxDecoration(
-                      borderRadius: BorderRadius.circular(16.r),
-                      // 统一阴影效果
-                      boxShadow: controller.isSubmitting.value
-                          ? []
-                          : [
-                              BoxShadow(
-                                color: Colors.blue.withOpacity(0.3),
-                                blurRadius: 8,
-                                offset: const Offset(0, 4),
-                                spreadRadius: 0,
-                              ),
-                            ],
-                    ),
-                    child: ElevatedButton(
-                      onPressed: controller.isSubmitting.value
-                          ? null
-                          : controller.submitFeedback,
-                      style: ElevatedButton.styleFrom(
-                        backgroundColor: controller.isSubmitting.value
-                            ? Colors.grey[400]
-                            : Colors.blue[600],
-                        padding: EdgeInsets.symmetric(vertical: 14.h),
-                        shape: RoundedRectangleBorder(
-                          borderRadius: BorderRadius.circular(16.r),
-                        ),
-                        elevation: 0,
-                        shadowColor: Colors.transparent,
-                      ),
-                      child: controller.isSubmitting.value
-                          ? SizedBox(
-                              height: 20.h,
-                              width: 20.h,
-                              child: CircularProgressIndicator(
-                                strokeWidth: 2.w,
-                                valueColor: const AlwaysStoppedAnimation<Color>(
-                                    Colors.white),
-                              ),
-                            )
-                          : Text(
-                              'submit'.tr, // 提交
-                              style: TextStyle(
-                                fontSize: 16.sp,
-                                fontWeight: FontWeight.w600,
-                                color: Colors.white,
-                              ),
-                            ),
-                    ),
-                  )),
-            ],
-          ),
-        ),
-      ),
-    );
   }
 }

lib/routes/app_pages.dart

@@ -9,7 +9,6 @@ import '../modules/ble/views/ble_view.dart';
 
 import '../../modules/devices/bindings/devices_binding.dart';
 import '../../modules/devices/views/devices_view.dart';
-import '../modules/feedback/bindings/feedback_bindings.dart';
 import '../modules/feedback/views/feedback_view.dart';
 import '../modules/home/views/home_view.dart';
 import '../modules/home/bindings/home_binding.dart';
@@ -269,7 +268,6 @@ abstract class AppPages {
     GetPage(
       name: Routes.feedback,
       page: () => const FeedbackView(),
-      binding: FeedbackBinding(),
       transition: Transition.rightToLeft,
       transitionDuration: Duration(milliseconds: 250),
     ),

pubspec.yaml

@@ -41,6 +41,7 @@ dependencies:
   synchronized: ^3.1.0
   intl: ^0.20.2
   crypto: ^3.0.3
+  cryptography: ^2.7.0
   flutter_tts: ^4.2.2
   logger: ^2.0.2+1
   flutter_blue_plus: ^1.35.5