fix: 订单分页缓存、统计与列表一致、admin-assignments 解析

jituan/services/club_context.py

@@ -93,6 +93,23 @@ def orders_for_request(request):
     return filter_queryset_by_club(Order.query.all(), request, club_field='ClubID')
 
 
+def paginate_fluent_query(fluent_qs, page, page_size):
+    """
+    FluentQuery 分页。禁用会话缓存，避免 count 后 slice 导致列表为空。
+    返回 (total, items)。
+    """
+    page = max(1, int(page))
+    page_size = max(1, min(int(page_size), 100))
+    counter = fluent_qs._clone()
+    counter._cache_enabled = False
+    total = counter.count()
+    start = (page - 1) * page_size
+    page_q = fluent_qs._clone()
+    page_q._cache_enabled = False
+    page_q._qs = page_q._qs[start:start + page_size]
+    return total, page_q.to_list()
+
+
 def filter_user_related_by_club(qs, request, user_club_path='user__ClubID'):
     """按 User.ClubID 过滤打手/管事/商家等关联查询。"""
     scope = resolve_club_scope(request)