Cleaner and more specific way to implement comment section for posts

exampleSite/config.toml

@@ -34,3 +34,4 @@ footnotereturnlinkcontents = "↩"
 [params]
     description = "A website built through Hugo and blogdown."
     footer = "© [Yihui Xie](https://yihui.name) 2017 -- 2019 | [Github](https://github.com/yihui) | [Twitter](https://twitter.com/xieyihui)"
+    enable_comments = true

exampleSite/layouts/partials/foot_custom.html

@@ -2,5 +2,3 @@
 <script async src="//mathjax.rstudio.com/latest/MathJax.js?config=TeX-MML-AM_CHTML"></script>
 
 <script async src="//yihui.name/js/center-img.js"></script>
-
-{{ template "_internal/disqus.html" . }}

layouts/post/single.html

@@ -0,0 +1,14 @@
+{{ partial "header.html" . }}
+<div class="article-meta">
+<h1><span class="title">{{ .Title | markdownify }}</span></h1>
+{{ with .Params.author }}<h2 class="author">{{ . }}</h2>{{ end }}
+{{ if (gt .Params.date 0) }}<h2 class="date">{{ .Date.Format "2006/01/02" }}</h2>{{ end }}
+</div>
+
+<main>
+{{ .Content }}
+</main>
+{{ if .Params.enable_comments }}
+{{ template "_internal/disqus.html" . }}
+{{ end }}
+{{ partial "footer.html" . }}