新增网络可视化请求工具

lib/core/network/app_dio.dart

@@ -0,0 +1,21 @@
+import 'package:dio/dio.dart';
+import 'package:recording_tool/app/config/app_config.dart';
+
+/// 应用全局 Dio 单例，供业务请求与调试插件共用。
+class AppDio {
+  AppDio._();
+
+  static Dio? _instance;
+
+  static Dio get instance {
+    return _instance ??= Dio(
+      BaseOptions(
+        baseUrl: AppConfig.current.baseUrl,
+        connectTimeout: const Duration(seconds: 30),
+        receiveTimeout: const Duration(seconds: 30),
+        sendTimeout: const Duration(seconds: 30),
+        responseType: ResponseType.json,
+      ),
+    );
+  }
+}

lib/core/network/providers/dio_providers.dart

@@ -2,36 +2,36 @@ import 'package:dio/dio.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:recording_tool/app/config/app_config.dart';
 import 'package:recording_tool/core/network/api_client.dart';
+import 'package:recording_tool/core/network/app_dio.dart';
 import 'package:recording_tool/core/network/header_interceptor.dart';
 import 'package:recording_tool/core/network/offline_queue/offline_queue_interceptor.dart';
 import 'package:recording_tool/core/network/providers/network_providers.dart';
 import 'package:recording_tool/core/network/providers/offline_queue_providers.dart';
 
+bool _dioConfigured = false;
+
 final dioProvider = Provider<Dio>((ref) {
-  final dio = Dio(
-    BaseOptions(
-      baseUrl: AppConfig.current.baseUrl,
-      connectTimeout: const Duration(seconds: 30),
-      receiveTimeout: const Duration(seconds: 30),
-      sendTimeout: const Duration(seconds: 30),
-      responseType: ResponseType.json,
-    ),
-  );
+  final dio = AppDio.instance;
 
-  dio.interceptors.add(HeaderInterceptor());
+  if (!_dioConfigured) {
+    _dioConfigured = true;
+    dio.interceptors.add(HeaderInterceptor());
 
-  final monitor = ref.watch(networkMonitorProvider);
-  final queueManager = ref.watch(offlineQueueManagerProvider);
-  dio.interceptors.add(
-    OfflineQueueInterceptor(
-      monitor: monitor,
-      manager: queueManager,
-      enabled: false,
-    ),
-  );
+    final monitor = ref.read(networkMonitorProvider);
+    final queueManager = ref.read(offlineQueueManagerProvider);
+    dio.interceptors.add(
+      OfflineQueueInterceptor(
+        monitor: monitor,
+        manager: queueManager,
+        enabled: false,
+      ),
+    );
 
-  if (AppConfig.current.enableNetworkLog) {
-    dio.interceptors.add(LogInterceptor(requestBody: true, responseBody: true));
+    if (AppConfig.current.enableNetworkLog) {
+      dio.interceptors.add(
+        LogInterceptor(requestBody: true, responseBody: true),
+      );
+    }
   }
 
   return dio;