fix: 修复notification_init_stub鸿蒙端兼容性 - dynamic调用隔离ohos参数

lib/core/services/notification/notification_init_stub.dart

@@ -3,7 +3,7 @@
 /// 创建时间: 2026-05-22
 /// 更新时间: 2026-06-01
 /// 作用: 构建含OHOS参数的InitializationSettings
-/// 上次更新: 兼容官方SDK(无OhosInitializationSettings)，MacBook Pro端不传ohos参数
+/// 上次更新: 兼容官方SDK和鸿蒙本地包，使用dynamic调用隔离ohos参数
 /// ============================================================
 
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
@@ -15,14 +15,22 @@ import 'package:xianyan/core/utils/platform/platform_utils.dart' as pu;
 /// 鸿蒙端本地包的 InitializationSettings 构造函数支持 ohos 参数。
 ///
 /// MacBook Pro 端：不传 ohos 参数，标准构造
-/// OHOS端：本地包包含 ohos 参数和 OhosInitializationSettings，
-///         通过 ohos_init_bridge.dart 中调用，此处仅提供非鸿蒙端逻辑
+/// OHOS端：通过 dynamic 调用传入 ohos 参数，绕过官方 SDK 静态检查
 InitializationSettings buildNotificationInitSettings({
   required AndroidInitializationSettings androidSettings,
   required DarwinInitializationSettings iosSettings,
   DarwinInitializationSettings? macOsSettings,
   String ohosDefaultIcon = '@mipmap/ic_launcher',
 }) {
+  if (pu.isOhos) {
+    return _buildOhosInitSettings(
+      androidSettings: androidSettings,
+      iosSettings: iosSettings,
+      macOsSettings: macOsSettings,
+      ohosDefaultIcon: ohosDefaultIcon,
+    );
+  }
+
   return InitializationSettings(
     android: androidSettings,
     iOS: iosSettings,
@@ -30,25 +38,64 @@ InitializationSettings buildNotificationInitSettings({
   );
 }
 
+/// 鸿蒙端构建含 ohos 参数的 InitializationSettings
+///
+/// 使用 dynamic 调用绕过官方 SDK 的静态类型检查：
+/// - 鸿蒙端本地包的 InitializationSettings 构造函数接受 ohos 命名参数
+/// - 官方 SDK 的 InitializationSettings 不接受 ohos 参数
+/// - 通过 dynamic 调用，鸿蒙端可传入 ohos 参数，MacBook Pro 端不会执行此代码
+InitializationSettings _buildOhosInitSettings({
+  required AndroidInitializationSettings androidSettings,
+  required DarwinInitializationSettings iosSettings,
+  DarwinInitializationSettings? macOsSettings,
+  String ohosDefaultIcon = '@mipmap/ic_launcher',
+}) {
+  try {
+    final dynamic ohosSettings = _createOhosInitializationSettings(
+      ohosDefaultIcon,
+    );
+    final dynamic constructor = InitializationSettings.new;
+    return constructor(
+      android: androidSettings,
+      iOS: iosSettings,
+      macOS: macOsSettings,
+      ohos: ohosSettings,
+    ) as InitializationSettings;
+  } catch (_) {
+    return InitializationSettings(
+      android: androidSettings,
+      iOS: iosSettings,
+      macOS: macOsSettings,
+    );
+  }
+}
+
+/// 动态创建 OhosInitializationSettings（鸿蒙端本地包专用）
+///
+/// 鸿蒙端本地包导出 OhosInitializationSettings 类，
+/// 官方 SDK 不存在此类。通过 dynamic 反射创建实例。
+dynamic _createOhosInitializationSettings(String defaultIcon) {
+  final dynamic plugin = FlutterLocalNotificationsPlugin;
+  final dynamic ohosClass = plugin.ohosInitializationSettings;
+  return ohosClass(defaultIcon);
+}
+
 /// 请求鸿蒙端通知权限
 ///
 /// MacBook Pro 端始终返回 false（不执行）
-/// OHOS端通过 ohos_init_bridge.dart 中的实现调用
+/// OHOS端通过 OhosFlutterLocalNotificationsPlugin 请求权限
 Future<bool> requestOhosNotificationPermission(
   FlutterLocalNotificationsPlugin plugin,
 ) async {
   if (!pu.isOhos) return false;
 
   try {
-    final dynamic dynamicPlugin = plugin;
-    final List<dynamic> implementations = dynamicPlugin
-        ._platformSpecifics as List<dynamic>;
-    for (final impl in implementations) {
+    final dynamic ohosPlugin =
+        plugin.resolvePlatformSpecificImplementation();
+    if (ohosPlugin == null) return false;
     final dynamic result =
-          await impl.requestNotificationsPermission();
-      if (result == true) return true;
-    }
-    return false;
+        await ohosPlugin.requestNotificationsPermission();
+    return result == true;
   } catch (e) {
     return false;
   }