fix: 充值投诉仅允许已支付流水（前后端硬拦）

Co-authored-by: Cursor <cursoragent@cursor.com>

gongdan/views.py

@@ -330,6 +330,15 @@ class ChongzhiRecordListView(APIView):
         leixing = request.data.get('leixing')
         if leixing not in (None, ''):
             qs = qs.filter(leixing=int(leixing))
+        # 投诉选单：仅已支付；普通充值记录页不传此参数则展示全部状态
+        only_paid = str(
+            request.data.get('only_paid')
+            or request.data.get('for_complaint')
+            or ''
+        ).lower() in ('1', 'true', 'yes')
+        if only_paid:
+            from products.czjilu_types import CZJILU_PAID_STATUS
+            qs = qs.filter(zhuangtai=CZJILU_PAID_STATUS)
         total = qs.count()
         start = max(page - 1, 0) * page_size
         type_map = {