From 0e6edb0d1a2992b16315ae195fc4fba39ad036cd Mon Sep 17 00:00:00 2001
From: Cotes Chung <11371340+cotes2020@users.noreply.github.com>
Date: Mon, 25 Nov 2019 00:19:03 +0800
Subject: [PATCH] Optimized JS to hide empty ToC.

---
 assets/js/_src/toc.js     | 9 ++++++---
 assets/js/dist/toc.min.js | 2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/assets/js/_src/toc.js b/assets/js/_src/toc.js
index 513e99a..5e64906 100644
--- a/assets/js/_src/toc.js
+++ b/assets/js/_src/toc.js
@@ -6,8 +6,11 @@
  */
 
 $(function() {
-  // Hide ToC title if there is no head
-  if ($("#toc-wrap>nav#toc>ul>li").length == 0) {
-    $("#toc-wrap>h3").addClass("hidden");
+  if ($("#post-wrap .post-content h1").length == 0
+      && $("#post-wrap .post-content h2").length == 0
+      && $("#post-wrap .post-content h3").length == 0
+      && $("#post-wrap .post-content h4").length == 0
+      && $("#post-wrap .post-content h5").length == 0) {
+    $("#toc-wrap").addClass("hidden");
   }
 });
\ No newline at end of file
diff --git a/assets/js/dist/toc.min.js b/assets/js/dist/toc.min.js
index c158e79..d5dd257 100644
--- a/assets/js/dist/toc.min.js
+++ b/assets/js/dist/toc.min.js
@@ -1 +1 @@
-$(function(){if($("#toc-wrap>nav#toc>ul>li").length==0){$("#toc-wrap>h3").addClass("hidden")}});
\ No newline at end of file
+$(function(){if($("#post-wrap .post-content h1").length==0&&$("#post-wrap .post-content h2").length==0&&$("#post-wrap .post-content h3").length==0&&$("#post-wrap .post-content h4").length==0&&$("#post-wrap .post-content h5").length==0){$("#toc-wrap").addClass("hidden")}});
\ No newline at end of file