GGn User Notes

Adds per-user notes box to profile.
换行
// ==UserScript==
// @name         GGn User Notes
// @namespace    https://greasyfork.org
// @version      1.0
// @description  Adds per-user notes box to profile.
// @match        https://gazellegames.net/user.php*
// @grant        GM_getValue
// @grant        GM_setValue
// ==/UserScript==

(async function () {
    'use strict';

    const userId = new URLSearchParams(location.search).get('id');
    if (!userId) return;
    const header = document.getElementById('username');
    if (!header) return;
    const anchor = header.querySelector('#tip_user')?.previousElementSibling || header.lastElementChild || header;

    const key = `user_notes_${userId}`;

    const notesToggle = document.createElement('a');
    notesToggle.href = '#';
    notesToggle.textContent = '[Notes]';

    const wrapper = document.createElement('span');
    wrapper.className = 'user_notes';
    wrapper.style.marginLeft = '0.2em';
    wrapper.appendChild(notesToggle);

    const notesTextbox = document.createElement('div');
    notesTextbox.style.marginTop = '6px';
    notesTextbox.hidden = true;

    const textarea = document.createElement('textarea');
    textarea.style.width = '98%';
    textarea.style.minHeight = '80px';
    textarea.style.resize = 'vertical';
    textarea.style.fontSize = '0.8em';
    textarea.value = await GM_getValue(key, '');

    textarea.oninput = () => GM_setValue(key, textarea.value);

    notesTextbox.appendChild(textarea);
    header.appendChild(notesTextbox);

    notesToggle.onclick = (e) => {
        e.preventDefault();
        notesTextbox.toggleAttribute('hidden');
    };

    anchor.insertAdjacentElement('afterend', wrapper);
})();