// ==UserScript==
// @name         网页文本转链接
// @description  网页中文本转为可点击链接 添加颜色下划线
// @version      2.3
// @author       WJ
// @match        *://*/*
// @license      MIT
// @grant        none
// @namespace https://greasyfork.org/users/914996
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    
    // 正则表达式优化
    const ZZBDS = /\b[\w.:/?=%&#-]{3,}\.(?:app|aero|aer|art|asia|beer|biz|cat|cc|chat|ci|cloud|club|cn|com|cool|coop|co|dev|edu|email|fit|fun|gov|group|hk|host|icu|info|ink|int|io|jobs|kim|love|ltd|luxe|me|mil|mobi|moe|museum|name|net|nl|network|one|online|org|plus|post|press|pro|red|ren|run|ru|shop|site|si|space|store|tech|tel|top|travel|tv|tw|uk|us|video|vip|wang|website|wiki|wml|work|ws|xin|xyz|yoga|zone)(?!\w)[\w.:/?=%&#-]*/gi;
    
    // 添加样式
    const style = document.createElement('style');
    style.textContent = '.domain-highlight{color:#348A87!important;text-decoration:underline!important;cursor:pointer!important}';
    document.head.appendChild(style);
    
    // 创建树遍历器收集文本节点
    const treeWalker = document.createTreeWalker(
        document.body,
        NodeFilter.SHOW_TEXT,
        { 
            acceptNode: (node) => {
                const parent = node.parentNode;
                return parent.isContentEditable || ['TEXTAREA', 'BUTTON', 'SCRIPT', 'STYLE', 'A'].includes(parent.tagName)
                    ? NodeFilter.FILTER_REJECT : NodeFilter.FILTER_ACCEPT;
            }
        }
    );
    
    // 批量处理节点
    const nodes = [];
    while (treeWalker.nextNode()) nodes.push(treeWalker.currentNode);
    
    for (const node of nodes) {
        const text = node.textContent;
        // 仅保留正则检查
        if (!ZZBDS.test(text)) continue;
        ZZBDS.lastIndex = 0;
        
        const HTM = text.replace(ZZBDS, match => 
            `<a href="${/^https?:\/\//i.test(match) ? '' : 'https://'}${match}" 
              class="domain-highlight" target="_blank">${match}</a>`
        );
        
        if (HTM !== text) {
            const PAN = document.createElement('span');
            PAN.innerHTML = HTM;
            node.replaceWith(PAN);
        }
    }
})();