From 5b5b64d2514cf445aa81a6750ac4185f4e7dd8cd Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sun, 12 Jul 2020 16:14:49 +0900
Subject: [PATCH] fix(client): Fix #6532

---
 src/client/pages/index.home.vue | 3 ++-
 src/client/scripts/scroll.ts    | 9 +++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/client/pages/index.home.vue b/src/client/pages/index.home.vue
index 2059b34ac3..927a3d6a08 100644
--- a/src/client/pages/index.home.vue
+++ b/src/client/pages/index.home.vue
@@ -30,6 +30,7 @@ import { faComments } from '@fortawesome/free-regular-svg-icons';
 import Progress from '../scripts/loading';
 import XTimeline from '../components/timeline.vue';
 import XPostForm from '../components/post-form.vue';
+import { scroll } from '../scripts/scroll';
 
 export default Vue.extend({
 	metaInfo() {
@@ -120,7 +121,7 @@ export default Vue.extend({
 		},
 
 		top() {
-			window.scroll({ top: 0, behavior: 'instant' });
+			scroll(this.$el, 0);
 		},
 
 		async choose(ev) {
diff --git a/src/client/scripts/scroll.ts b/src/client/scripts/scroll.ts
index f32e50cdc7..a915f2e9ef 100644
--- a/src/client/scripts/scroll.ts
+++ b/src/client/scripts/scroll.ts
@@ -25,3 +25,12 @@ export function onScrollTop(el: Element, cb) {
 	};
 	container.addEventListener('scroll', onScroll, { passive: true });
 }
+
+export function scroll(el: Element, top: number) {
+	const container = getScrollContainer(el);
+	if (container == null) {
+		window.scroll({ top: top, behavior: 'instant' });
+	} else {
+		container.scrollTop = top;
+	}
+}