fix: 会员/图标换图生成新路径并删除旧OSS，避免CDN缓存导致不更新

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

jituan/services/club_member_admin.py

@@ -276,9 +276,13 @@ MEMBER_CARD_FOLDER = 'beijing/huiyuan'
 
 
 def upload_member_card_image(request, huiyuan_id, field, file_obj):
-    """上传会员充值页卡片图，写入 club_huiyuan_price.card_image / card_bg。"""
+    """上传会员充值页卡片图，写入 club_huiyuan_price.card_image / card_bg。
+
+    每次上传生成新相对路径并删除旧图，避免「同名覆盖但 CDN/浏览器仍显示旧图」。
+    """
     import os
-    from utils.oss_utils import validate_image, upload_to_oss
+    import uuid
+    from utils.oss_utils import validate_image, upload_to_oss, delete_from_oss
 
     if club_write_blocked(request):
         return None, CLUB_WRITE_SCOPE_MSG
@@ -289,18 +293,36 @@ def upload_member_card_image(request, huiyuan_id, field, file_obj):
         return None, msg
 
     club_id = club_id_for_write(request)
-    ext = os.path.splitext(getattr(file_obj, 'name', '') or '')[1].lower()
-    if ext not in ('.png', '.jpg', '.jpeg', '.webp', '.gif'):
-        ext = '.png'
-    rel_path = f'{MEMBER_CARD_FOLDER}/{club_id}/{huiyuan_id}_{field}{ext}'
-    if not upload_to_oss(file_obj, rel_path):
-        return None, '上传 OSS 失败'
-
     row = ClubHuiyuanPrice.query.filter(club_id=club_id, huiyuan_id=huiyuan_id).first()
     if not row:
         return None, '请先在当前俱乐部上架该会员'
+
+    ext = os.path.splitext(getattr(file_obj, 'name', '') or '')[1].lower()
+    if ext not in ('.png', '.jpg', '.jpeg', '.webp', '.gif'):
+        ext = '.png'
+    # 带时间戳+uuid，保证 URL 变化，前端/CDN 不会命中旧缓存
+    stamp = uuid.uuid4().hex[:12]
+    rel_path = f'{MEMBER_CARD_FOLDER}/{club_id}/{huiyuan_id}_{field}_{stamp}{ext}'
+
+    if hasattr(file_obj, 'seek'):
+        try:
+            file_obj.seek(0)
+        except Exception:
+            pass
+    if not upload_to_oss(file_obj, rel_path):
+        return None, '上传 OSS 失败'
+
+    old_path = (getattr(row, field, None) or '').strip()
     setattr(row, field, rel_path)
     row.save(update_fields=[field, 'UpdateTime'])
+
+    if old_path and old_path != rel_path:
+        try:
+            delete_from_oss(old_path)
+        except Exception as e:
+            logger.warning('删除旧会员卡片图失败 club=%s hy=%s field=%s path=%s err=%s',
+                           club_id, huiyuan_id, field, old_path, e)
+
     return {field: rel_path, 'huiyuan_id': huiyuan_id}, None
 
 

jituan/services/display_config.py

@@ -129,12 +129,20 @@ def list_tupianpeizhi_by_type(club_id, image_type):
 
 
 def upsert_tupianpeizhi_single(club_id, image_type, image_url):
-    """ImageType 1/2 每俱乐部仅一条。"""
+    """ImageType 1/2 每俱乐部仅一条；换图时删除旧 OSS 对象。"""
     from config.models import Tupianpeizhi
+    from utils.oss_utils import delete_from_oss
+
     row = Tupianpeizhi.query.filter(club_id=club_id, ImageType=image_type).first()
     if row:
+        old = (row.ImageURL or '').strip()
         row.ImageURL = image_url
         row.save(update_fields=['ImageURL', 'UpdateTime'])
+        if old and old != image_url:
+            try:
+                delete_from_oss(old)
+            except Exception:
+                pass
     else:
         Tupianpeizhi.query.create(
             club_id=club_id, ImageType=image_type, ImageURL=image_url, AccessCount=0,