From 5fe2e2ed65e41e9bbfdb69c80a817747ab5eb123 Mon Sep 17 00:00:00 2001
From: shufeng2012 <277665039@qq.com>
Date: Fri, 24 Jul 2026 16:50:15 +0800
Subject: [PATCH] refix

---
 dnfs/dnfs.py | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/dnfs/dnfs.py b/dnfs/dnfs.py
index f2ae92a..f8f7718 100755
--- a/dnfs/dnfs.py
+++ b/dnfs/dnfs.py
@@ -177,19 +177,21 @@ def add_note():
     #    db.session.commit()
 
 
-    select_payload = {
-        'action': 'select',
-        'table': 'Notes',
-        'where': {
-            'id': pid
+    if pid != 0:
+
+        select_payload = {
+            'action': 'select',
+            'table': 'Notes',
+            'where': {
+                'id': pid
+            }
         }
-    }
 
-    notes = call_db_service(DB_SERVER_URL, select_payload)
+        notes = call_db_service(DB_SERVER_URL, select_payload)
 
-    # 不存在的父节点
-    #if [] == notes['data']:
-    #    return jsonify({'error': 'the new node need a parent'}), 400
+        # 不存在的父节点
+        if [] == notes['data']:
+            return jsonify({'error': 'the new node need a parent'}), 400
 
 
     # 内容审查