From 12f7f04d82efa8c096607d9d4c9fcbe6a0f43cc8 Mon Sep 17 00:00:00 2001
From: hailin <hailin.zhao@gdzx.xyz>
Date: Sun, 5 Apr 2026 02:37:59 -0700
Subject: [PATCH] fix: field drag uses text/plain to match DataBinding drop
 handler

LeftPanel was setting application/json but DataBinding reads text/plain.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 frontend/src/frameworks/components/layout/LeftPanel.tsx | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/frontend/src/frameworks/components/layout/LeftPanel.tsx b/frontend/src/frameworks/components/layout/LeftPanel.tsx
index a971007..c9b2843 100644
--- a/frontend/src/frameworks/components/layout/LeftPanel.tsx
+++ b/frontend/src/frameworks/components/layout/LeftPanel.tsx
@@ -133,10 +133,7 @@ function FieldsTab() {
   }
 
   const handleDragStart = (e: React.DragEvent, field: FieldItemVM) => {
-    e.dataTransfer.setData(
-      'application/json',
-      JSON.stringify({ fieldName: field.name, fieldType: field.type }),
-    );
+    e.dataTransfer.setData('text/plain', field.name);
     e.dataTransfer.effectAllowed = 'copy';
   };