tweak

lib/http/loading_state.dart

@@ -73,6 +73,6 @@ class Error extends LoadingState<Never> {
 
   @override
   String toString() {
-    return errMsg ?? '';
+    return errMsg ?? code?.toString() ?? '';
   }
 }

lib/http/search.dart

@@ -42,7 +42,7 @@ class SearchHttp {
   }
 
   // 分类搜索
-  static Future<LoadingState<R>> searchByType<R>({
+  static Future<LoadingState<R>> searchByType<R extends SearchNumData>({
     required SearchType searchType,
     required String keyword,
     required page,
@@ -92,10 +92,10 @@ class SearchHttp {
         },
       ),
     );
-    if (res.data is! Map) {
-      return const Error('没有相关数据');
-    }
-    if (res.data['code'] == 0) {
+    final resData = res.data;
+    if (resData is Map) {
+      if (resData['code'] == 0) {
+        if (resData.containsKey('v_voucher')) return const Error('触发风控');
         dynamic data;
         try {
           switch (searchType) {
@@ -123,7 +123,10 @@ class SearchHttp {
           return Error(err.toString());
         }
       } else {
-      return Error(res.data['message'] ?? '没有相关数据');
+        return Error(res.data['message'], code: resData['code']);
+      }
+    } else {
+      return const Error('服务器错误');
     }
   }