feat: 商家退款申请支持证据图片

新增 tuikuantupian 表；申请退款必传图片；打手详情与客服订单详情返回退款图。

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

orders/views/dashou.py

@@ -834,6 +834,33 @@ class DashouCOSZhengshuView(APIView):
                     resolve_penalty_evidence_upload_auth(request, dingdan_id, fadan_id=fadan_id)
                 except PenaltyEvidenceAuthError as e:
                     return Response({'code': e.code, 'msg': e.msg}, status=403)
+            elif yongtu == 'tuikuan_evidence':
+                # 商家老板或能操作该订单的子客服上传退款证据图
+                if not dingdan_id:
+                    return Response({'code': 400, 'msg': '缺少订单ID'}, status=400)
+                uid = getattr(request.user, 'UserUID', None)
+                allowed = False
+                try:
+                    from orders.models import MerchantOrderExt
+                    sj = getattr(request.user, 'ShopProfile', None)
+                    if sj and getattr(sj, 'zhuangtai', None) == 1:
+                        if MerchantOrderExt.query.filter(
+                            Order__OrderID=dingdan_id, MerchantID=uid
+                        ).exists():
+                            allowed = True
+                except Exception:
+                    pass
+                if not allowed:
+                    try:
+                        from merchant_ops.services.authz import get_active_staff_member, staff_can_access_order
+                        member = get_active_staff_member(request.user)
+                        if member:
+                            ok, _ = staff_can_access_order(member, dingdan_id)
+                            allowed = bool(ok)
+                    except Exception:
+                        pass
+                if not allowed:
+                    return Response({'code': 403, 'msg': '无权上传退款图片'}, status=403)
             else:
                 # 默认为订单相关，需要验证订单且打手必须接单
                 try:
@@ -881,6 +908,10 @@ class DashouCOSZhengshuView(APIView):
                     resources.append(
                         f"qcs::cos:{settings.COS_REGION}:uid/{settings.COS_APPID}:{settings.COS_BUCKET}/fakuan/shangjiafakuan/zhengju/*"
                     )
+                elif yongtu == 'tuikuan_evidence':
+                    resources.append(
+                        f"qcs::cos:{settings.COS_REGION}:uid/{settings.COS_APPID}:{settings.COS_BUCKET}/tuikuan/shangjiatuikuan/zhengju/*"
+                    )
                 else:
                     resources.append(
                         f"qcs::cos:{settings.COS_REGION}:uid/{settings.COS_APPID}:{settings.COS_BUCKET}/order/{dingdan_id}/*"
@@ -920,7 +951,8 @@ class DashouCOSZhengshuView(APIView):
             # 5. 构建响应
             current_time = int(time.time())
             upload_dir = (
-                'fakuan/shangjiafakuan/zhengju/' if yongtu == 'fakuan_evidence' else
+                'tuikuan/shangjiatuikuan/zhengju/' if yongtu == 'tuikuan_evidence' else
+                'fakuan/shangjiafakuan/zhengju/' if yongtu in ('fakuan_evidence', 'fakuan_evidence_draft') else
                 'fakuan/dashoufakuan/dashoufakuanshensu/' if yongtu == 'fakuan' else (
                     'a_long/chfajltp/dssstp/' if yongtu == 'chufa' else f'order/{dingdan_id}/'
                 )
@@ -1325,6 +1357,16 @@ class DashouDingdanXiangqingView(APIView):
                 'fuwudashou_id': dingdan.PlayerID or '',
                 'fadanpingtai': dingdan.Platform or ''
             }
+            try:
+                from orders.models import RefundEvidenceImage
+                dingdan_data['tuikuan_tupian'] = list(
+                    RefundEvidenceImage.query.filter(OrderID=dingdan.OrderID)
+                    .exclude(ImageURL__isnull=True)
+                    .exclude(ImageURL='')
+                    .values_list('ImageURL', flat=True)
+                )
+            except Exception:
+                dingdan_data['tuikuan_tupian'] = []
             try:
                 from jituan.services.order_deal import order_auto_settle_payload
                 dingdan_data.update(order_auto_settle_payload(dingdan))