fix: 排行榜昵称与管事/组长统计字段对齐

管事/组长不再展示 openid，改读业务昵称；俱乐部榜补充无效/有效邀请与收益字段；管事按有效人数、组长按收益总额排序。

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

rank/reward_views.py

@@ -22,6 +22,7 @@ from rank.reward_services import (
 )
 from users.business_models import User
 from users.models import UserDashou, UserShangjia
+from rank.display_utils import load_rank_nicknames
 
 logger = logging.getLogger(__name__)
 
@@ -41,16 +42,8 @@ def _resolve_club_id(request, data_club_id=''):
 
 def _load_display_maps(yonghuids, shenfen):
     users = User.objects.filter(UserUID__in=yonghuids)
-    nick_map = {u.UserUID: (u.UserName or u.Phone or u.UserUID) for u in users}
+    nick_map = load_rank_nicknames(shenfen, yonghuids)
     avatar_map = {u.UserUID: u.Avatar or '' for u in users}
-    if shenfen == 'dashou':
-        for p in UserDashou.objects.filter(user__UserUID__in=yonghuids).select_related('user'):
-            if p.nicheng:
-                nick_map[p.user.UserUID] = p.nicheng
-    elif shenfen == 'shangjia':
-        for p in UserShangjia.objects.filter(user__UserUID__in=yonghuids).select_related('user'):
-            if p.nicheng:
-                nick_map[p.user.UserUID] = p.nicheng
     return nick_map, avatar_map