From 339bf9101926043d8e044e412ba5f4094a22c6dd Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sun, 1 Feb 2026 12:22:41 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E7=94=BB=E5=B8=83?=
 =?UTF-8?q?=E8=81=8A=E5=A4=A9=E9=9D=A2=E6=9D=BF=E5=8F=91=E9=80=81=E6=B6=88?=
 =?UTF-8?q?=E6=81=AF=E6=A0=BC=E5=BC=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

1. 修复 handleSend 中 parts 数组的顺序（文件在前，文本在后）
2. 添加 videoParams: undefined 确保 schema 兼容
3. 添加调试日志帮助排查问题

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 components/canvas/CanvasChatPanel.tsx | 28 +++++++++++++++------------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/components/canvas/CanvasChatPanel.tsx b/components/canvas/CanvasChatPanel.tsx
index 16cb278..eae230d 100644
--- a/components/canvas/CanvasChatPanel.tsx
+++ b/components/canvas/CanvasChatPanel.tsx
@@ -153,13 +153,20 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
       api: "/api/chat",
       fetch: fetchWithErrorHandlers,
       prepareSendMessagesRequest(request) {
+        console.log("[CanvasChat] Preparing request:", {
+          id: request.id,
+          modelId: currentModelIdRef.current,
+          imageParams: imageParamsRef.current,
+          lastMessage: request.messages.at(-1),
+        });
         return {
           body: {
             id: request.id,
             message: request.messages.at(-1),
             selectedChatModel: currentModelIdRef.current,
             selectedVisibilityType: "private",
-            imageParams: imageParamsRef.current, // 传递图片参数
+            videoParams: undefined, // 必须传递，即使是 undefined
+            imageParams: imageParamsRef.current || undefined, // 传递图片参数
             ...request.body,
           },
         };
@@ -252,31 +259,28 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
       return;
     }
     
-    // 构建 parts 数组：文本 + 文件
+    // 构建 parts 数组：文件在前，文本在后（与 multimodal-input 一致）
     const parts: any[] = [];
     
-    // 添加文本部分
-    if (input.trim()) {
-      parts.push({ type: "text", text: input });
-    }
-    
     // 添加文件部分（作为 file 类型的 part）
     attachments.forEach(a => {
       parts.push({
-        type: "file",
+        type: "file" as const,
         mediaType: a.contentType,
         name: a.name,
         url: a.url,
       });
     });
     
-    // 如果没有文本但有附件，添加一个空的文本提示
-    if (!input.trim() && attachments.length > 0) {
-      parts.unshift({ type: "text", text: "请处理这张图片" });
+    // 添加文本部分
+    const textContent = input.trim() || (attachments.length > 0 ? "请处理这张图片" : "");
+    if (textContent) {
+      parts.push({ type: "text" as const, text: textContent });
     }
     
+    // 使用与 multimodal-input 相同的格式发送消息
     sendMessage({
-      role: "user" as const,
+      role: "user",
       parts: parts,
     });