From 007d242e874c5e3d1cc5c809504b024f58f614fc Mon Sep 17 00:00:00 2001
From: Cotes Chung <11371340+cotes2020@users.noreply.github.com>
Date: Tue, 7 Dec 2021 14:53:48 +0800
Subject: [PATCH] Fix ToC incorrectly display the contents of the panel

Bug introduced in the commit `b518c9d`
---
 _includes/toc.html | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/_includes/toc.html b/_includes/toc.html
index e9da07e..0ddebdb 100644
--- a/_includes/toc.html
+++ b/_includes/toc.html
@@ -1,6 +1,14 @@
+{% assign enable_toc = false %}
 {% if site.toc and page.toc %}
+  {% if page.content contains '<h2' or page.content contains '<h3' %}
+    {% assign enable_toc = true %}
+  {% endif %}
+{% endif %}
+
+{% if enable_toc %}
 <!-- BS-toc.js will be loaded at medium priority -->
 <script src="https://cdn.jsdelivr.net/gh/afeld/bootstrap-toc@1.0.1/dist/bootstrap-toc.min.js"></script>
+
 <div id="toc-wrapper" class="pl-0 pr-4 mb-5">
   <h4 class="pl-3 pt-2 mb-2">
     {{- site.data.locales[lang].panel.toc -}}