fix: 创建订单兼容 H5 的 zhiding_id 指定字段

orders/views/payment.py

@@ -794,7 +794,13 @@ class CreateOrderView(APIView):
             shangpin_id = request.data.get('shangpin_id')
             nicheng = request.data.get('nicheng', '').strip()
             beizhu = request.data.get('Remark', '').strip()
-            zhiding = request.data.get('zhiding', '').strip()
+            # H5 曾误传 zhiding_id，兼容两种字段名
+            zhiding = (
+                request.data.get('zhiding')
+                or request.data.get('zhiding_id')
+                or ''
+            )
+            zhiding = str(zhiding).strip()
             jine = request.data.get('jine', 0)
             pay_method = request.data.get('pay_method', 'wechat').strip().lower()
 
@@ -1157,8 +1163,9 @@ class CreateOrderView(APIView):
                 pay_sign_string += f'&key={KEY}'
                 pay_sign = hashlib.md5(pay_sign_string.encode('utf-8')).hexdigest().upper()
 
-                # 返回支付参数（格式与前端完全匹配）
+                # 返回支付参数（H5 JSAPI 必须带 appId；小程序可忽略）
                 result = {
+                    'appId': APPID,
                     'timeStamp': timestamp,
                     'nonceStr': nonce_str,
                     'package': package,