From cf5aa47fadffcc555543ffb3d606008c8f733cde Mon Sep 17 00:00:00 2001
From: Kohei Yoshino <kohei.yoshino@gmail.com>
Date: Wed, 3 Jan 2018 10:32:05 -0500
Subject: Bug 1426685 - Fix regressions from fixed-positioning global header

---
 js/global.js         | 21 +++++++++++++++------
 js/instant-search.js |  1 -
 2 files changed, 15 insertions(+), 7 deletions(-)

(limited to 'js')

diff --git a/js/global.js b/js/global.js
index 2b353a69e..93f364c9e 100644
--- a/js/global.js
+++ b/js/global.js
@@ -191,6 +191,16 @@ $().ready(function() {
     });
 });
 
+/**
+ * Focus the main content when the page is loaded and there is no autofocus
+ * element, so the user can immediately scroll down the page using keyboard.
+ */
+const focus_main_content = () => {
+    if (!document.querySelector('[autofocus]')) {
+        document.querySelector('main').focus();
+    }
+}
+
 /**
  * Check if Gravatar images on the page are successfully loaded, and if blocked
  * (by any content blocker), replace them with the default/fallback image.
@@ -210,17 +220,16 @@ const detect_blocked_gravatars = () => {
  */
 const scroll_element_into_view = () => {
     if (location.hash) {
-        const $header = document.querySelector('#header');
-        const $comment = document.querySelector(location.hash);
+        const $main = document.querySelector('main');
+        const $target = document.querySelector(location.hash);
 
-        if ($comment) {
-            window.setTimeout(() => {
-                window.scrollTo(0, $comment.offsetTop - $header.offsetHeight - 20);
-            }, 250);
+        if ($target) {
+            window.setTimeout(() => $main.scrollTop = $target.offsetTop - 20, 50);
         }
     }
 }
 
+window.addEventListener('DOMContentLoaded', focus_main_content, { once: true });
 window.addEventListener('load', detect_blocked_gravatars, { once: true });
 window.addEventListener('load', scroll_element_into_view, { once: true });
 window.addEventListener('hashchange', scroll_element_into_view);
diff --git a/js/instant-search.js b/js/instant-search.js
index 8277b97a9..946f8ccfc 100644
--- a/js/instant-search.js
+++ b/js/instant-search.js
@@ -15,7 +15,6 @@ Event.onDOMReady(function() {
   } else {
     YAHOO.bugzilla.instantSearch.reset();
   }
-  Dom.get('content').focus();
 });
 
 YAHOO.bugzilla.instantSearch = {
-- 
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