From c6c6c3f7bb3c2965e13c372876ee749ba39e4c2b Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sun, 22 Feb 2026 16:14:20 +0800
Subject: [PATCH] fix(canvas): avoid post-launch editor rehydrate when
 auto-send is enabled

---
 components/canvas/CanvasChatPanel.tsx | 38 ++++++++++++++-------------
 1 file changed, 20 insertions(+), 18 deletions(-)

diff --git a/components/canvas/CanvasChatPanel.tsx b/components/canvas/CanvasChatPanel.tsx
index c33e8a060..108cb79fd 100644
--- a/components/canvas/CanvasChatPanel.tsx
+++ b/components/canvas/CanvasChatPanel.tsx
@@ -1664,27 +1664,29 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
         });
       }
 
-      setTimeout(() => {
-        const editableDiv = textareaRef.current as HTMLDivElement | null;
-        if (editableDiv) {
-          editableDiv.innerHTML = "";
-          if (normalizedPrompt) {
-            editableDiv.appendChild(document.createTextNode(normalizedPrompt));
-            const selection = window.getSelection();
-            if (selection) {
-              const range = document.createRange();
-              range.selectNodeContents(editableDiv);
-              range.collapse(false);
-              selection.removeAllRanges();
-              selection.addRange(range);
+      if (!parsed.autoSend) {
+        setTimeout(() => {
+          const editableDiv = textareaRef.current as HTMLDivElement | null;
+          if (editableDiv) {
+            editableDiv.innerHTML = "";
+            if (normalizedPrompt) {
+              editableDiv.appendChild(document.createTextNode(normalizedPrompt));
+              const selection = window.getSelection();
+              if (selection) {
+                const range = document.createRange();
+                range.selectNodeContents(editableDiv);
+                range.collapse(false);
+                selection.removeAllRanges();
+                selection.addRange(range);
+              }
             }
           }
-        }
 
-        normalizedAttachments.forEach((attachment, index) => {
-          insertImageTagInEditor(attachment.url, attachment.name, index);
-        });
-      }, 50);
+          normalizedAttachments.forEach((attachment, index) => {
+            insertImageTagInEditor(attachment.url, attachment.name, index);
+          });
+        }, 50);
+      }
 
       if (parsed.autoSend) {
         pendingLaunchRef.current = {