From 7e5bc7b7ae617102ab86bd7092070a1c8b4695a5 Mon Sep 17 00:00:00 2001
From: Naiyuan Qing <145280634+NevilleQingNY@users.noreply.github.com>
Date: Fri, 30 Jan 2026 22:42:54 +0800
Subject: [PATCH] fix(ui): prevent chat submit during IME composition

Check e.nativeEvent.isComposing so pressing Enter to confirm
CJK input does not accidentally submit the message.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 packages/ui/src/components/chat-input.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/ui/src/components/chat-input.tsx b/packages/ui/src/components/chat-input.tsx
index 16c25cc9..9c9a2b05 100644
--- a/packages/ui/src/components/chat-input.tsx
+++ b/packages/ui/src/components/chat-input.tsx
@@ -33,7 +33,7 @@ export function ChatInput({ onSubmit, disabled }: ChatInputProps) {
           e.target.style.height = `${Math.min(e.target.scrollHeight, 200)}px`;
         }}
         onKeyDown={(e) => {
-          if (e.key === "Enter" && !e.shiftKey) {
+          if (e.key === "Enter" && !e.shiftKey && !e.nativeEvent.isComposing) {
             e.preventDefault();
             handleSubmit();
           }