n

backend/shop/views.py

@@ -41,7 +41,7 @@ def patched_request(self, *args, **kwargs):
     return original_request(self, *args, **kwargs)
 Core.request = patched_request
 
-def get_wechat_pay_client():
+def get_wechat_pay_client(pay_type=WeChatPayType.NATIVE):
     """
     获取微信支付 V3 客户端实例的辅助函数
     """
@@ -108,7 +108,7 @@ def get_wechat_pay_client():
 
     try:
         wxpay = WeChatPay(
-            wechatpay_type=WeChatPayType.NATIVE,
+            wechatpay_type=pay_type,
             mchid=mch_id,
             private_key=private_key,
             cert_serial_no=serial_no,
@@ -699,7 +699,7 @@ class OrderViewSet(viewsets.ModelViewSet):
              return Response({'error': '支付系统维护中'}, status=status.HTTP_503_SERVICE_UNAVAILABLE)
 
         # 初始化支付客户端
-        wxpay, error_msg = get_wechat_pay_client()
+        wxpay, error_msg = get_wechat_pay_client(pay_type=WeChatPayType.JSAPI)
         if not wxpay:
             return Response({'error': error_msg}, status=500)
 
@@ -717,6 +717,12 @@ class OrderViewSet(viewsets.ModelViewSet):
             else:
                 description = f"支付订单 {order.id}"
 
+            print(f"准备发起微信支付(小程序):")
+            print(f"  OutTradeNo: {out_trade_no}")
+            print(f"  Amount: {amount_in_cents} 分")
+            print(f"  OpenID: {user.openid}")
+            print(f"  NotifyURL: {wechat_config.notify_url}")
+
             # 统一下单 (JSAPI)
             code, message = wxpay.pay(
                 description=description,
@@ -726,6 +732,8 @@ class OrderViewSet(viewsets.ModelViewSet):
                 notify_url=wechat_config.notify_url
             )
             
+            print(f"微信支付响应: Code={code}, Message={message}")
+
             result = json.loads(message)
             if code in range(200, 300):
                 prepay_id = result.get('prepay_id')