☰

Fix Home, End, Page Up and Page Down keys for Chat GPT OpenAI broken chats

For some Chat GPT OpenAI chats the Home, End, Page Up and Page Down keys stop working, this script fixes the problem

当前为 2024-02-27 提交的版本，查看 最新版本。

// ==UserScript==
// @name         Fix Home, End, Page Up and Page Down keys for Chat GPT OpenAI broken chats
// @description  For some Chat GPT OpenAI chats the Home, End, Page Up and Page Down keys stop working, this script fixes the problem
// @author       NWP
// @namespace    https://gf.zukizuki.org/users/877912
// @version      0.2
// @license      MIT
// @match        https://chat.openai.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    document.addEventListener('keydown', function(event) {
        const scrollableContainer = Array.from(document.querySelectorAll('div')).find(div => /^react-scroll-to-bottom--css-\S+$/.test(div.className));

        if (scrollableContainer) {
            if (event.key === 'Home') {
                event.preventDefault();
                scrollableContainer.scroll(0, 0);
            } else if (event.key === 'End') {
                event.preventDefault();
                scrollableContainer.scroll(0, scrollableContainer.scrollHeight);
            } else if (event.key === 'PageUp') {
                event.preventDefault();
                const scrollAmount = scrollableContainer.clientHeight * 0.75;
                scrollableContainer.scrollBy(0, -scrollAmount);
            } else if (event.key === 'PageDown') {
                event.preventDefault();
                const scrollAmount = scrollableContainer.clientHeight * 0.75;
                scrollableContainer.scrollBy(0, scrollAmount);
            }
        } else {
            console.error("No scrollable container found with the specified class pattern.");
        }
    });
})();