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lib/api/network/safe.dart

@@ -0,0 +1,13 @@
+import 'package:dio/dio.dart';
+
+/// 网络请求的错误处理封装
+Future<T> safeRequest<T>(Future<T> request, {
+  void Function(DioException error)? onError,
+}) async {
+  try {
+    return await request;
+  } on DioException catch (e) {
+    onError?.call(e); // 额外 hook
+    rethrow; // 继续往上传
+  }
+}