From 33e006dbcae7451a18bcc64a4372dcde495acb28 Mon Sep 17 00:00:00 2001
From: jeffreytse <jeffreytse.mail@gmail.com>
Date: Mon, 31 Aug 2020 19:46:13 +0800
Subject: feat: auto collapsed menu by heading amount

---
 _includes/sidebar/article-menu.html | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to '_includes/sidebar')

diff --git a/_includes/sidebar/article-menu.html b/_includes/sidebar/article-menu.html
index 215e808..2e273de 100644
--- a/_includes/sidebar/article-menu.html
+++ b/_includes/sidebar/article-menu.html
@@ -36,8 +36,13 @@
     // The header element
     var header = document.querySelector('header.site-header');
 
-    function doMenuCollapse(index) {
+    function doMenuCollapse(index, over_items=20) {
       var items = menuContent.firstChild.children;
+
+      if (items.length < over_items) {
+        return;
+      }
+
       var activeItem = items[index];
       var beginItem = activeItem
       var endItem = activeItem
-- 
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