From 0df213dea61da35b5c5b4b8db3ba3572e57a47e1 Mon Sep 17 00:00:00 2001
From: Sarah Schneider <sarahs@github.com>
Date: Fri, 13 Nov 2020 14:31:59 -0500
Subject: [PATCH] add the barest minimal dev-toc

---
 layouts/dev-toc.html  | 61 +++++++++++++++++++++++++++++++++++++++++++
 middleware/dev-toc.js |  9 +++++++
 middleware/index.js   |  1 +
 3 files changed, 71 insertions(+)
 create mode 100644 layouts/dev-toc.html
 create mode 100644 middleware/dev-toc.js

diff --git a/layouts/dev-toc.html b/layouts/dev-toc.html
new file mode 100644
index 0000000000..c48c401348
--- /dev/null
+++ b/layouts/dev-toc.html
@@ -0,0 +1,61 @@
+<h3>Versions</h3>
+<ul>
+{% for version in allVersions %}
+<li><a href="/{{ version[0] }}/dev-toc">{{ version[1].versionTitle }}</a>
+{% endfor %}
+</ul>
+
+{% if allVersions[currentVersion] %}
+<h2>TOC for {{ allVersions[currentVersion].versionTitle }}</h2>
+
+{% for product in siteTree[currentLanguage][currentVersion].products %}
+<details><summary>{{product[1].title}}</summary>
+<ul>
+<li title="{{product[1].title}}">
+  <a href="/{{currentLanguage}}{{product[1].href}}">{{ product[1].title }}</a>
+  {% for category in product[1].categories %}
+  {% capture fullPathToCategory %}/{{currentLanguage}}{{category[1].href}}{% endcapture %}
+  <ul>
+  <li>
+    <a href="{{fullPathToCategory}}">{{ category[1].title }}</a>
+      <!-- some categories have maptopics with child articles -->
+      {% if category[1].maptopics %}
+      <ul">
+        {% for maptopic in category[1].maptopics %}
+          {% unless maptopic[1].hidden %}
+            {% capture fullPathToMaptopic %}/{{currentLanguage}}{{maptopic[1].href}}{% endcapture %}
+
+            <li>
+              <a href="{{fullPathToMaptopic}}">{{ maptopic[1].title }}</a>
+              <ul>
+                {% for article in maptopic[1].articles %}
+                {% capture fullPathToArticle %}/{{currentLanguage}}{{article[1].href}}{% endcapture %}
+
+                <li>
+                  <a href="{{fullPathToArticle}}">{{ article[1].title }}</a>
+                </li>
+                {% endfor %}
+              </ul>
+            </li>
+          {% endunless %}
+        {% endfor %}
+      </ul>
+      <!-- some categories have no maptopics, only articles -->
+      {% else %}
+      <ul>
+        {% for article in category[1].articles %}
+        {% capture fullPathToArticle %}/{{currentLanguage}}{{article[1].href}}{% endcapture %}
+        <li>
+          <a href="{{fullPathToArticle}}">{{ article[1].title }}</a>
+        </li>
+        {% endfor %}
+      </ul>
+      {% endif %}
+  </li>
+  {% endfor %}
+</ul>
+</li>
+</ul>
+</details>
+{% endfor %}
+{% endif %}
diff --git a/middleware/dev-toc.js b/middleware/dev-toc.js
new file mode 100644
index 0000000000..5e00093e55
--- /dev/null
+++ b/middleware/dev-toc.js
@@ -0,0 +1,9 @@
+const { liquid } = require('../lib/render-content')
+const layouts = require('../lib/layouts')
+
+module.exports = async (req, res, next) => {
+  if (process.env.NODE_ENV !== 'development') return next()
+  if (!req.path.endsWith('/dev-toc')) return next()
+
+  return res.send(await liquid.parseAndRender(layouts['dev-toc'], req.context))
+}
diff --git a/middleware/index.js b/middleware/index.js
index 19ebf17ba6..9427918fa6 100644
--- a/middleware/index.js
+++ b/middleware/index.js
@@ -55,6 +55,7 @@ module.exports = function (app) {
   app.use(require('./disable-caching-on-safari'))
   app.get('/_500', asyncMiddleware(require('./trigger-error')))
   app.use(require('./breadcrumbs'))
+  app.use(require('./dev-toc'))
   app.use(require('./featured-links'))
   app.get('/*', asyncMiddleware(require('./render-page')))
   app.use(require('./handle-errors'))