From c6bf5f7c895287d2028f6024265913b59784a154 Mon Sep 17 00:00:00 2001
From: Karl Hallsby <karl@hallsby.com>
Date: Sun, 27 Sep 2020 17:45:13 -0500
Subject: Bring all of jekyll-text-theme _includes into site

---
 _includes/scripts/aside/toc.js | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 _includes/scripts/aside/toc.js

(limited to '_includes/scripts/aside/toc.js')

diff --git a/_includes/scripts/aside/toc.js b/_includes/scripts/aside/toc.js
new file mode 100644
index 0000000..a19ea95
--- /dev/null
+++ b/_includes/scripts/aside/toc.js
@@ -0,0 +1,35 @@
+(function() {
+  var SOURCES = window.TEXT_VARIABLES.sources;
+  var TOC_SELECTOR = window.TEXT_VARIABLES.site.toc.selectors;
+  window.Lazyload.js(SOURCES.jquery, function() {
+    var $window = $(window);
+    var $articleContent = $('.js-article-content');
+    var $tocRoot = $('.js-toc-root'), $col2 = $('.js-col-aside');
+    var toc;
+    var tocDisabled = false;
+    var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
+    var hasToc = $articleContent.find(TOC_SELECTOR).length > 0;
+
+    function disabled() {
+      return $col2.css('display') === 'none' || !hasToc;
+    }
+
+    tocDisabled = disabled();
+
+    toc = $tocRoot.toc({
+      selectors: TOC_SELECTOR,
+      container: $articleContent,
+      scrollTarget: hasSidebar ? '.js-page-main' : null,
+      scroller: hasSidebar ? '.js-page-main' : null,
+      disabled: tocDisabled
+    });
+
+    $window.on('resize', window.throttle(function() {
+      tocDisabled = disabled();
+      toc && toc.setOptions({
+        disabled: tocDisabled
+      });
+    }, 100));
+
+  });
+})();
-- 
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