From 8c271cbe0e028d577abe953720ae7df013042948 Mon Sep 17 00:00:00 2001
From: Ardis Lu <ardisglu@gmail.com>
Date: Wed, 14 Feb 2024 21:36:16 -0800
Subject: [PATCH] Fallback to ethereum.on if ethereum.addListener is not
 implemented

Supports older wallets (e.g. Brave Wallet) which use the deprecated .on method from EIP-1193
---
 script.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/script.js b/script.js
index a1d9a79..69eba57 100644
--- a/script.js
+++ b/script.js
@@ -113,7 +113,7 @@ async function handleSubmit(event) {
 
 if (window.ethereum !== undefined) {
   // User switches account manually in wallet
-  ethereum.addListener('accountsChanged', setAccount);
+  ethereum?.addListener?.('accountsChanged', setAccount) ?? ethereum.on('accountsChanged', setAccount);
 }
 
 connectButton.addEventListener('click', () => {
-- 
2.47.3