消息通知推送处理

android/app/build.gradle.kts

@@ -21,6 +21,8 @@ android {
     ndkVersion = flutter.ndkVersion
     ndkVersion = flutter.ndkVersion
 
 
     compileOptions {
     compileOptions {
+        // flutter_local_notifications 插件要求启用核心库脱糖
+        isCoreLibraryDesugaringEnabled = true
         sourceCompatibility = JavaVersion.VERSION_11
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
     }
     }
@@ -91,6 +93,9 @@ flutter {
 }
 }
 
 
 dependencies {
 dependencies {
+    // flutter_local_notifications 插件要求启用核心库脱糖
+    coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.1.4")
+
     // 添加 AppCompat 支持库（PrivacyActivity需要）
     // 添加 AppCompat 支持库（PrivacyActivity需要）
     implementation("androidx.appcompat:appcompat:1.6.1")
     implementation("androidx.appcompat:appcompat:1.6.1")
 
 

lib/bloc/web_cubit.dart

@@ -57,6 +57,9 @@ class WebState extends Equatable {
   final int? userType;
   final int? userType;
   final String? stuId;
   final String? stuId;
 
 
+  /// 通知点击等场景需要直接打开的 URL
+  final String? targetUrl;
+
   /// getOrientationCmd
   /// getOrientationCmd
   final bool orientationCmdFlag;
   final bool orientationCmdFlag;
   final String orientationCmdMessage;
   final String orientationCmdMessage;
@@ -99,6 +102,7 @@ class WebState extends Equatable {
     this.classCode,
     this.classCode,
     this.userType,
     this.userType,
     this.stuId,
     this.stuId,
+    this.targetUrl,
     this.orientationCmdFlag = false,
     this.orientationCmdFlag = false,
     this.orientationCmdMessage = '',
     this.orientationCmdMessage = '',
     this.windowInfoCmdFlag = false,
     this.windowInfoCmdFlag = false,
@@ -131,6 +135,7 @@ class WebState extends Equatable {
     String? classCode,
     String? classCode,
     int? userType,
     int? userType,
     String? stuId,
     String? stuId,
+    String? targetUrl,
     bool? orientationCmdFlag,
     bool? orientationCmdFlag,
     String? orientationCmdMessage,
     String? orientationCmdMessage,
     bool? windowInfoCmdFlag,
     bool? windowInfoCmdFlag,
@@ -162,6 +167,7 @@ class WebState extends Equatable {
       classCode: classCode ?? this.classCode,
       classCode: classCode ?? this.classCode,
       userType: userType ?? this.userType,
       userType: userType ?? this.userType,
       stuId: stuId ?? this.stuId,
       stuId: stuId ?? this.stuId,
+      targetUrl: targetUrl ?? this.targetUrl,
       orientationCmdFlag: orientationCmdFlag ?? this.orientationCmdFlag,
       orientationCmdFlag: orientationCmdFlag ?? this.orientationCmdFlag,
       orientationCmdMessage: orientationCmdMessage ?? this.orientationCmdMessage,
       orientationCmdMessage: orientationCmdMessage ?? this.orientationCmdMessage,
       windowInfoCmdFlag: windowInfoCmdFlag ?? this.windowInfoCmdFlag,
       windowInfoCmdFlag: windowInfoCmdFlag ?? this.windowInfoCmdFlag,
@@ -195,6 +201,7 @@ class WebState extends Equatable {
         classCode,
         classCode,
         userType,
         userType,
         stuId,
         stuId,
+        targetUrl,
         orientationCmdFlag,
         orientationCmdFlag,
         orientationCmdMessage,
         orientationCmdMessage,
         windowInfoCmdFlag,
         windowInfoCmdFlag,
@@ -394,6 +401,15 @@ class WebCubit extends Cubit<WebState> with WidgetsBindingObserver {
   }
   }
 
 
   void _loadHtml() {
   void _loadHtml() {
+    // 如果通过路由透传了 targetUrl（如通知点击场景），
+    // 优先在 WebView 中打开该 URL。
+    final targetUrl = state.targetUrl;
+    if (targetUrl != null && targetUrl.isNotEmpty) {
+      final String resolvedUrl = '${Constant.localServerUrl}/index.html#$targetUrl';
+      _controller.loadRequest(Uri.parse(resolvedUrl));
+      return;
+    }
+
     var sharedPreferences = getIt.get<SharedPreferences>();
     var sharedPreferences = getIt.get<SharedPreferences>();
     var debug = sharedPreferences.getInt('debug') ?? 0;
     var debug = sharedPreferences.getInt('debug') ?? 0;
     // 构造函数中已拦截判断未登录的情况进行了处理，所以这里不再处理未登录的情况
     // 构造函数中已拦截判断未登录的情况进行了处理，所以这里不再处理未登录的情况

lib/config/locator.dart

@@ -49,6 +49,7 @@ import 'package:appframe/services/api_service.dart';
 import 'package:appframe/services/dispatcher.dart';
 import 'package:appframe/services/dispatcher.dart';
 import 'package:appframe/services/im_service.dart';
 import 'package:appframe/services/im_service.dart';
 import 'package:appframe/services/local_server_service.dart';
 import 'package:appframe/services/local_server_service.dart';
+import 'package:appframe/services/notification_service.dart';
 import 'package:appframe/services/player_service.dart';
 import 'package:appframe/services/player_service.dart';
 import 'package:appframe/services/recorder_service.dart';
 import 'package:appframe/services/recorder_service.dart';
 import 'package:fluwx/fluwx.dart';
 import 'package:fluwx/fluwx.dart';
@@ -237,6 +238,9 @@ Future<void> setupLocator() async {
     instanceName: "appApiService",
     instanceName: "appApiService",
   );
   );
 
 
+  /// 通知服务
+  getIt.registerSingleton<NotificationService>(NotificationService());
+
   /// imService
   /// imService
   getIt.registerSingleton<ImService>(ImService());
   getIt.registerSingleton<ImService>(ImService());
 
 

lib/services/notification_service.dart

+import 'dart:convert';
+import 'dart:io';
+
+import 'package:appframe/config/locator.dart';
+import 'package:appframe/config/routes.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:flutter/material.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class NotificationService {
+  final FlutterLocalNotificationsPlugin _plugin = FlutterLocalNotificationsPlugin();
+  bool _isInitialized = false;
+
+  bool get isInitialized => _isInitialized;
+
+  /// 初始化通知插件
+  Future<void> initialize() async {
+    if (_isInitialized) return;
+
+    const androidSettings = AndroidInitializationSettings('@mipmap/launcher_icon');
+    const iosSettings = DarwinInitializationSettings(
+      requestAlertPermission: true,
+      requestBadgePermission: true,
+      requestSoundPermission: true,
+    );
+    const settings = InitializationSettings(android: androidSettings, iOS: iosSettings);
+
+    final result = await _plugin.initialize(
+      settings,
+      onDidReceiveNotificationResponse: _onNotificationResponse,
+    );
+
+    _isInitialized = result ?? false;
+    if (_isInitialized) {
+      debugPrint('NotificationService 初始化成功');
+
+      // Android 13+ 需要请求通知权限
+      if (Platform.isAndroid) {
+        final androidPlugin = _plugin.resolvePlatformSpecificImplementation<AndroidFlutterLocalNotificationsPlugin>();
+        await androidPlugin?.requestNotificationsPermission();
+      }
+    } else {
+      debugPrint('NotificationService 初始化失败');
+    }
+  }
+
+  /// 处理通知点击（供外部调用，如离线推送点击）
+  void handleNotificationClick(String? payload) {
+    debugPrint('[notification_service] handleNotificationClick payload: $payload');
+
+    // 通过 /reload 中转路由跳转，确保即使当前已在 /web，
+    // GoRouter 也会完整重建 WebPage 并加载新的 targetUrl。
+    final targetUrl = _buildTargetUrl(payload);
+    debugPrint('[notification_service] targetUrl: $targetUrl');
+    if (targetUrl != null && targetUrl.isNotEmpty) {
+      router.go(
+        '/reload',
+        extra: {'targetUrl': targetUrl},
+      );
+    } else {
+      router.go('/web');
+    }
+  }
+
+  /// 前台本地通知点击回调处理
+  void _onNotificationResponse(NotificationResponse response) {
+    debugPrint('[notification_service] Notification clicked, payload: ${response.payload}');
+    handleNotificationClick(response.payload);
+  }
+
+  /// 解析通知 payload，结合 auth_roles 缓存拼接目标 URL。
+  /// payload 格式：{"func": "homework", "uniqueCode": "...", "classCode": "..."}
+  /// 返回示例：/h5/login/pages/applogin?sessionCode=xxx&userCode=xxx&classCode=xxx&userType=2&stuId=xxx&page=homeworkdetail&uniqueCode=xxx
+  String? _buildTargetUrl(String? payload) {
+    if (payload == null || payload.isEmpty) return null;
+
+    try {
+      final data = jsonDecode(payload) as Map<String, dynamic>;
+      final uniqueCode = data['uniqueCode'] as String?;
+      final classCode = data['classCode'] as String?;
+      if (uniqueCode == null || uniqueCode.isEmpty || classCode == null || classCode.isEmpty) {
+        debugPrint('[notification_service] payload 缺少 uniqueCode 或 classCode');
+        return null;
+      }
+
+      final prefs = getIt.get<SharedPreferences>();
+      final rolesJson = prefs.getString('auth_roles') ?? '';
+      if (rolesJson.isEmpty) {
+        debugPrint('[notification_service] auth_roles 缓存为空');
+        return null;
+      }
+
+      final roles = jsonDecode(rolesJson) as List<dynamic>;
+      Map<String, dynamic>? matchedRole;
+      for (final role in roles) {
+        if (role is Map<String, dynamic> && role['classCode']?.toString() == classCode) {
+          matchedRole = role;
+          break;
+        }
+      }
+      if (matchedRole == null) {
+        debugPrint('[notification_service] 未找到与 classCode=$classCode 匹配的 role');
+        return null;
+      }
+
+      final stuId = matchedRole['stuId']?.toString() ?? '';
+      final sessionCode = prefs.getString('auth_sessionCode') ?? '';
+      final userCode = prefs.getString('auth_userCode') ?? '';
+
+      return '/h5/login/pages/applogin?'
+          'sessionCode=$sessionCode&'
+          'userCode=$userCode&'
+          'classCode=$classCode&'
+          'userType=2&'
+          'stuId=$stuId&'
+          'page=homeworkdetail&'
+          'uniqueCode=$uniqueCode';
+    } catch (e, stackTrace) {
+      debugPrint('[notification_service] 解析 payload 失败: $e\n$stackTrace');
+      return null;
+    }
+  }
+
+  /// 显示手机通知（懒初始化：首次调用自动触发初始化）
+  Future<void> showNotification({
+    required int id,
+    required String title,
+    required String body,
+    String? payload,
+  }) async {
+    // 懒初始化：首次调用时自动初始化
+    if (!_isInitialized) {
+      await initialize();
+    }
+
+    const androidDetails = AndroidNotificationDetails(
+      'homework_message_channel',
+      '作业消息通知',
+      channelDescription: '接收作业消息推送通知',
+      importance: Importance.high,
+      priority: Priority.high,
+    );
+    const iosDetails = DarwinNotificationDetails();
+    const details = NotificationDetails(android: androidDetails, iOS: iosDetails);
+
+    await _plugin.show(id, title, body, details, payload: payload);
+    debugPrint('NotificationService showNotification: id=$id, title=$title, body=$body');
+  }
+}

lib/ui/pages/reload_page.dart

 import 'package:appframe/config/routes.dart';
 import 'package:appframe/config/routes.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
 
 
 ///
 ///
 /// 用于重新加载的中间路由
 /// 用于重新加载的中间路由
+/// 通知点击等场景先跳转到此页，再转发 targetUrl 到 /web，
+/// 确保 GoRouter 完整重建 WebPage 并加载目标 URL。
 ///
 ///
 class ReloadPage extends StatefulWidget {
 class ReloadPage extends StatefulWidget {
   const ReloadPage({super.key});
   const ReloadPage({super.key});
@@ -23,7 +26,12 @@ class _ReloadPageState extends State<ReloadPage> {
   }
   }
 
 
   void _performPostDisplayOperations() {
   void _performPostDisplayOperations() {
-    router.go('/web');
+    final extra = GoRouterState.of(context).extra;
+    if (extra is Map<String, dynamic> && extra['targetUrl'] != null) {
+      router.go('/web', extra: extra);
+    } else {
+      router.go('/web');
+    }
   }
   }
 
 
   @override
   @override

lib/ui/pages/web_page.dart

@@ -25,6 +25,7 @@ class WebPage extends StatelessWidget {
     var classCode = extraData?['classCode'];
     var classCode = extraData?['classCode'];
     var userType = extraData?['userType'];
     var userType = extraData?['userType'];
     var stuId = extraData?['stuId'];
     var stuId = extraData?['stuId'];
+    var targetUrl = extraData?['targetUrl'];
 
 
     if (sessionCode == null || sessionCode == '') {
     if (sessionCode == null || sessionCode == '') {
       loginOpFlag = false;
       loginOpFlag = false;
@@ -49,6 +50,7 @@ class WebPage extends StatelessWidget {
             classCode: classCode,
             classCode: classCode,
             userType: userType,
             userType: userType,
             stuId: stuId,
             stuId: stuId,
+            targetUrl: targetUrl,
           ),
           ),
         );
         );
         return webCubit;
         return webCubit;

lib/utils/login_util.dart

+import 'dart:convert';
+
 import 'package:appframe/config/constant.dart';
 import 'package:appframe/config/constant.dart';
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/config/routes.dart';
 import 'package:appframe/config/routes.dart';
@@ -89,6 +91,8 @@ class LoginUtil {
     sharedPreferences.setString('auth_className', className);
     sharedPreferences.setString('auth_className', className);
     sharedPreferences.setString('auth_stuName', stuName);
     sharedPreferences.setString('auth_stuName', stuName);
     sharedPreferences.setString('auth_relation', relation);
     sharedPreferences.setString('auth_relation', relation);
+    // 用于处理点击推送通知时，获取跳转到指定页面的参数
+    sharedPreferences.setString('auth_roles', jsonEncode(roles));
 
 
     if (loginType == 'router') {
     if (loginType == 'router') {
       router.go(
       router.go(

pubspec.yaml

@@ -95,6 +95,7 @@ dependencies:
   cupertino_icons: ^1.0.8
   cupertino_icons: ^1.0.8
 
 
   fluttertoast: ^9.0.0
   fluttertoast: ^9.0.0
+  flutter_local_notifications: ^19.5.0
 
 
 dev_dependencies:
 dev_dependencies:
   flutter_test:
   flutter_test: