fix: 批量退款处理人ID默认138377，限制chuliid最长11位

batch_20260710 超长导致762单全部失败；与客服手机号字段一致。

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

orders/services/merchant_refund_approve.py

@@ -11,6 +11,23 @@ from users.business_models import User
 
 logger = logging.getLogger(__name__)
 
+# tuikuanjilu.chuliid / RefundRecord.ProcessorID 数据库列最长 11
+PROCESSOR_ID_MAX_LEN = 11
+
+
+def normalize_processor_id(processor_id, *, default='138377'):
+    """处理人 ID 须 <=11 位（与客服手机号字段一致），超长则截断。"""
+    val = (processor_id or default or '').strip()
+    if not val:
+        val = default
+    if len(val) > PROCESSOR_ID_MAX_LEN:
+        logger.warning(
+            'processor_id 超长已截断: %s -> %s',
+            val, val[:PROCESSOR_ID_MAX_LEN],
+        )
+        val = val[:PROCESSOR_ID_MAX_LEN]
+    return val
+
 
 class MerchantRefundApproveError(Exception):
     """单笔商家退款同意失败。"""
@@ -19,7 +36,7 @@ class MerchantRefundApproveError(Exception):
 def approve_merchant_refund_order(
     order,
     *,
-    processor_id='batch_script',
+    processor_id='138377',
     tuikuan_liyou='',
     require_status_4=True,
 ):
@@ -36,6 +53,7 @@ def approve_merchant_refund_order(
     返回 (True, 'ok')；失败抛 MerchantRefundApproveError。
     """
     dingdan_id = order.OrderID
+    processor_id = normalize_processor_id(processor_id)
 
     if order.Platform != 2:
         raise MerchantRefundApproveError(f'订单 {dingdan_id} 不是商家发单(Platform=2)')