diff --git a/wwwroot/promote.dspy b/wwwroot/promote.dspy
index 9e49000..bea3c36 100644
--- a/wwwroot/promote.dspy
+++ b/wwwroot/promote.dspy
@@ -1,41 +1 @@
-# Customer promote page - scan QR code to claim discount
-code = params_kw.get('code', '')
-
-result = {
-    "widgettype": "Form",
-    "options": {
-        "width": "100%",
-        "height": "100%",
-        "url": "/discount/generate_qr.dspy?code=" + code,
-        "method": "POST",
-        "fields": [
-            {
-                "name": "valid_term",
-                "label": "有效期",
-                "uitype": "str",
-                "tip": "格式：xY, xM, xD, x是1到多位数字，Y（年），M（月），D（日）"
-            },
-            {
-                "name": "expired_date",
-                "label": "促销失效日期",
-                "uitype": "date",
-                "tip": "促销二维码需在此日期前使用"
-            },
-            {
-                "name": "discount",
-                "label": "折扣",
-                "uitype": "float",
-                "tip": "折扣>0, <1, 最终价格=产品价格*折扣"
-            }
-        ]
-    },
-    "binds": [
-        {
-            "wid": "self",
-            "event": "submited",
-            "actiontype": "script",
-            "target": "self",
-            "script": "await bricks.show_resp_message_or_error(event.params)"
-        }
-    ]
-}
+return {"widgettype": "Form", "options": {"url": "/discount/generate_qr.dspy", "fields": [{"name": "discount", "uitype": "float", "label": "折扣"}]}}