From f38aa2904e02c9d0fc6243ea64dd4e4ffddcb36d Mon Sep 17 00:00:00 2001
From: Nick Savage <nick.savage@gohenry.co.uk>
Date: Wed, 25 Sep 2024 21:16:49 +0100
Subject: [PATCH] Optionally show last modified on single template.

if `params.showLastmod: true` and `.Lastmod`'s timestamp is greater than `.Date`, show the last modified date next to the publish date.
---
 layouts/_default/single.html | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/layouts/_default/single.html b/layouts/_default/single.html
index 000977a..ecd18cc 100644
--- a/layouts/_default/single.html
+++ b/layouts/_default/single.html
@@ -26,6 +26,13 @@
       <time datetime="{{ $dateMachine }}">{{ $dateHuman }}</time>
       {{end}}
 
+      {{ if and (default false (.Param "showLastmod")) (gt .Lastmod .Date) }}
+      {{ $dateMachine := .Lastmod | time.Format "2006-01-02T15:04:05-07:00" }}
+      {{ $dateHuman := .Lastmod | time.Format (default ":date_long" $.Site.Params.singleDateFormat) }}
+      &nbsp; · &nbsp;
+      Updated <time datetime="{{ $dateMachine }}">{{ $dateHuman }}</time>
+      {{end}}
+
       {{ if .Param "readTime" }}
       &nbsp; · &nbsp;
       {{ .ReadingTime }} min read
@@ -96,4 +103,4 @@
 
 </div>
 
-{{ end }}
\ No newline at end of file
+{{ end }}