From b023d28b7494d15e073f33a6519e933975fe6e04 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=9D=E7=91=AA=E8=B2=93?= <imacat@mail.imacat.idv.tw>
Date: Mon, 9 Mar 2026 18:04:33 +0800
Subject: [PATCH] Add array bounds check in compareSubmit before accessing drag
 data

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 src/views/Files/FilesPage.vue | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/views/Files/FilesPage.vue b/src/views/Files/FilesPage.vue
index 67b2e2a..bbdabef 100644
--- a/src/views/Files/FilesPage.vue
+++ b/src/views/Files/FilesPage.vue
@@ -841,6 +841,7 @@ function secondaryDragDelete() {
  * Enter the Compare page
  */
 function compareSubmit() {
+  if (primaryDragData.value.length === 0 || secondaryDragData.value.length === 0) return;
   const primaryType = primaryDragData.value[0].type;
   const secondaryType = secondaryDragData.value[0].type;
   const primaryId = primaryDragData.value[0].id;