From e269d013e21844f4ed4d663d1a419f3af6324ca3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A7=89?= <huan0016@gmail.com>
Date: Sun, 22 Oct 2023 20:06:44 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E6=B6=88=E6=81=AF=E8=87=AA=E5=8A=A8?=
 =?UTF-8?q?=E6=BB=9A=E5=8A=A8=E5=88=B0=E5=BA=95=E9=83=A8?=
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---
 src/chat.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/chat.js b/src/chat.js
index 6a24cde..273576c 100644
--- a/src/chat.js
+++ b/src/chat.js
@@ -208,6 +208,7 @@ export default class Chat {
             }
             return `${year}年${month}月${day}日 ${hour}:${minute}`
         }
+        const scroll = this.ul.scrollHeight === this.ul.clientHeight + this.ul.scrollTop
         this.ul.appendChild(ListItem({
             style: {
                 display: 'flex',
@@ -244,6 +245,10 @@ export default class Chat {
                 })
             ]
         }))
+        if (scroll) {
+            console.log('滚动到底部')
+            this.ul.scrollTop = this.ul.scrollHeight
+        }
     }
     async 存储消息(data) {
         // 检查id是否已经存在