From 33e30ef2d8904d927912468dfe4728b8b937b740 Mon Sep 17 00:00:00 2001
From: "Pannavach T." <40768385+pnvttk@users.noreply.github.com>
Date: Sat, 31 Aug 2024 22:37:47 +0700
Subject: [PATCH] Fixed duplicated play all button when switch page

---
 js&css/web-accessible/www.youtube.com/channel.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/js&css/web-accessible/www.youtube.com/channel.js b/js&css/web-accessible/www.youtube.com/channel.js
index 084139b33..a2fc34a42 100644
--- a/js&css/web-accessible/www.youtube.com/channel.js
+++ b/js&css/web-accessible/www.youtube.com/channel.js
@@ -27,14 +27,16 @@ ImprovedTube.channelPlayAllButton = function () {
 	if (ImprovedTube.regex.channel.test(location.pathname)) {
 		if (this.storage.channel_play_all_button) {
 			const container = document.querySelector('ytd-channel-sub-menu-renderer #primary-items')
-					|| document.querySelector('ytd-two-column-browse-results-renderer #chips-content'),
-				playlistUrl = document.querySelector('ytd-app')?.__data?.data?.response?.metadata?.channelMetadataRenderer?.externalId?.substring(2);
+				|| document.querySelector('ytd-two-column-browse-results-renderer #chips-content');
+			const playlistUrl = document.querySelector('ytd-app')?.__data?.data?.response?.metadata?.channelMetadataRenderer?.externalId?.substring(2);
+			const existingPlayAllButton = document.querySelector('.it-play-all-button')
 
 			if (!container) return; // we only add button on /videos page
 			if (!playlistUrl) {
 				console.error('channelPlayAllButton: Cant fint Channel playlist');
 				return;
 			}
+			if (existingPlayAllButton) return // prevent add duplicate button
 			const button = this.createIconButton({
 				type: 'playAll',
 				className: 'it-play-all-button',