From 5f3d4306997e87437b4c9de97aa9eed355133965 Mon Sep 17 00:00:00 2001
From: Brendan Ang <53790951+bbawj@users.noreply.github.com>
Date: Sun, 27 Nov 2022 18:53:52 +0000
Subject: [PATCH] feat: add support for mermaid diagrams (#244)

---
 layouts/partials/head.html |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index ba18b4c..b5b0154 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -50,6 +50,8 @@
   <script src="{{$s.Permalink}}"></script>
   {{end}}
   {{partial "katex.html" .}}
+
+  {{partial "mermaid.html" .}}
     
   <script src="https://unpkg.com/@floating-ui/core@0.7.3"></script>
   <script src="https://unpkg.com/@floating-ui/dom@0.5.4"></script>
@@ -145,6 +147,19 @@
 
         }
       {{end}}
+
+      {{if $data.enableMermaid | default $.Site.Data.config.enableMermaid}}
+        var els = document.getElementsByClassName("mermaid");
+        if (els.length > 0) {
+          import('https://unpkg.com/mermaid@9/dist/mermaid.esm.min.mjs').then(
+            (obj) => {
+              // init forces mermaid to render mermaid markdown without waiting
+              // for DOMContentLoaded event
+              obj.default.init();
+            }
+          )
+        }
+      {{end}}
     }
 
     const init = (doc = document) => {

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