From c44fcfd9e70b4c90e8ca3f26336ee8f05790d3e8 Mon Sep 17 00:00:00 2001
From: unarist <m.unarist@gmail.com>
Date: Thu, 20 Jul 2017 03:26:51 +0900
Subject: [PATCH] Update scroll top state on column mounting (#4276)

---
 app/javascript/mastodon/components/status_list.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/app/javascript/mastodon/components/status_list.js b/app/javascript/mastodon/components/status_list.js
index 86e8386bda..a8ea1ec5b1 100644
--- a/app/javascript/mastodon/components/status_list.js
+++ b/app/javascript/mastodon/components/status_list.js
@@ -30,8 +30,8 @@ export default class StatusList extends ImmutablePureComponent {
 
   intersectionObserverWrapper = new IntersectionObserverWrapper();
 
-  handleScroll = debounce((e) => {
-    const { scrollTop, scrollHeight, clientHeight } = e.target;
+  handleScroll = debounce(() => {
+    const { scrollTop, scrollHeight, clientHeight } = this.node;
     const offset = scrollHeight - scrollTop - clientHeight;
     this._oldScrollPosition = scrollHeight - scrollTop;
 
@@ -49,6 +49,9 @@ export default class StatusList extends ImmutablePureComponent {
   componentDidMount () {
     this.attachScrollListener();
     this.attachIntersectionObserver();
+
+    // Handle initial scroll posiiton
+    this.handleScroll();
   }
 
   componentDidUpdate (prevProps) {