From 2a14ae8445cabf58bc459195bf1919288a1ed473 Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sun, 1 Feb 2026 16:42:23 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E8=BF=87=E6=BB=A4=E6=B8=85=E7=90=86?=
 =?UTF-8?q?=E5=90=8E=E4=B8=BA=E7=A9=BA=E7=9A=84=E6=B6=88=E6=81=AF=EF=BC=8C?=
 =?UTF-8?q?=E9=81=BF=E5=85=8D=E6=98=BE=E7=A4=BA=E7=A9=BA=E5=AF=B9=E8=AF=9D?=
 =?UTF-8?q?=E6=A1=86?=
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Co-authored-by: Cursor <cursoragent@cursor.com>
---
 components/messages.tsx | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/components/messages.tsx b/components/messages.tsx
index 14140ebd8..53eb81b49 100644
--- a/components/messages.tsx
+++ b/components/messages.tsx
@@ -341,13 +341,26 @@ function PureMessages({
                 if (part.type === "text" && part.text) {
                   return {
                     ...part,
-                    text: part.text.replace(/\n*<!-- GENERATING_IMAGE -->\n*/g, "")
+                    text: part.text.replace(/\n*<!-- GENERATING_IMAGE -->\n*/g, "").trim()
                   };
                 }
                 return part;
               })
             };
             
+            // 🆕 检查清理后的消息是否有实际内容
+            // 如果所有 parts 都为空，跳过渲染
+            const hasContent = cleanedMessage.parts?.some((part: any) => {
+              if (part.type === "text") return part.text && part.text.trim().length > 0;
+              if (part.type === "file" || part.type === "image") return part.url;
+              return true; // 其他类型的 part 默认有内容
+            });
+            
+            // 如果没有内容，不渲染这条消息
+            if (!hasContent && cleanedMessage.parts?.length > 0) {
+              return null;
+            }
+            
             return (
             <PreviewMessage
               chatId={chatId}