// ==UserScript==
// @name       .日期金额改色2.0
// @namespace    http://tampermonkey.net/
// @version      2.5
// @description  左上角隐藏的日期金额（文章重要的两条主线）改色按钮，点击按钮后页面重加载
// @author       ChenHongJiang
// @match        *://*/*
// @grant        none
// @license      MIT
// @icon        https://pic1.imgdb.cn/item/6946258629a616e5285f3e8c.png
// @require     https://cdn.jsdelivr.net/npm/opencc-js@1.0.5/dist/umd/full.min.js
// @downloadURL none
// ==/UserScript==

(function () {
  "use strict";

  /****************************************
   * 1. 按钮 UI
   ****************************************/

  const btn = document.createElement("div");
  btn.textContent = "";
  btn.style.position = "fixed";
  btn.style.top = "0px";
  btn.style.left = "7px";
  btn.style.zIndex = 99999999;
  btn.style.backgroundColor = "rgba(0,0,0,0)";
  btn.style.color = "white";
  btn.style.border = "none";
  btn.style.borderRadius = "0 0 10px 10px";
  btn.style.cursor = "pointer";
  btn.style.width = "25px";
  btn.style.height = "20px";
  // 定义背景色
  const dateStyle = `#333F2A`;

  // 添加鼠标悬停事件
  btn.addEventListener("mouseenter", () => {
    btn.style.background = dateStyle; // 鼠标悬停时显示黄色
  });

  // 添加鼠标离开事件
  btn.addEventListener("mouseleave", () => {
    btn.style.background = "transparent"; // 鼠标离开时恢复透明背景
  });

  document.body.appendChild(btn);

  /****************************************
   * 2. 点击按钮触发
   ****************************************/
  btn.addEventListener("click", () => {
    localStorage.setItem("highlight_date_flag", "1");
    location.reload();
  });

  /****************************************
   * 3. 执行真正的日期高亮逻辑（只在刷新后）
   ****************************************/
  const shouldRun = localStorage.getItem("highlight_date_flag") === "1";
  if (!shouldRun) return;
  localStorage.removeItem("highlight_date_flag");

  // ⬇️ 以下是你的原始逻辑（保持不动，只封装到函数中）
  window.addEventListener("load", () => {
    runDateHighlight();
    highlightMoney();
  });


  /* 1. 建转换器（只跑一次） */
  const toTrad = OpenCC.Converter({ from: 'cn', to: 'tw' });
  const notEnd = '(?!公里|辆|次|个|台|件|机器人|倍|亿件|人|载|吨|年|家|英里|多|桶|亩|英亩|寸|英寸)';


  /********************************************
   * 日期改色函数
   ********************************************/
  function runDateHighlight() {

    const hanNum = '(?:一|二|三|四|五|六|七|八|九|十)?(?:一|单|两|二|三|四|两|五|六|七|八|九|十)';
    const liangCi = '(?:亿万|万亿|千亿|百亿|十亿|千万|百万|十万|亿|万|千|百|十|个|\\+)?';
    const qmcEN = '(?:in|to|for|into|of|by|since|at|on|with|from|about|through|over|under|between|among|across|toward|towards|against|beside|before|after|except|including|like|without|year|trends)';
    const kg = '(?: |\\s*)?';
    const noNum = '(?!\\d)';

    const datePatterns = [
    // 每句都有特定不可选的项
        // 🔻 0000.00.00
        noNum + '\\d{4}' + noNum + kg + '(?:-|.|/)' + kg + noNum + '\\d{2}' + noNum + kg + '(?:-|.|/)' + kg + noNum + '\\d{2}' + noNum,

        // 🔻 0000-00-00
        '\\b\\d{4}' + kg + '-' + kg + '\\d{2}' + kg + '-' + kg + '\\d{2}\\b',

        // 🔻 00小时00分00秒
        '(截(?:至|止))?\\d+' + kg + '(?:年|小时|时)' + kg + '\\d+' + kg + '(?:月|分钟|分)' + kg + '\\d+' + kg + '(?:日|秒钟|秒)',

        // 🔻 00年00月~00月
        '\\d+' + kg + '年' + kg + '\\d+' + kg + '(?:月)?' + kg + '(?:-|~)' + kg + '\\d+月',

        // 🔻 0000年00月00日
        '\\d+' + kg + '(?:年|月)' + kg + '\\d+' + kg + '(?:月|日)',

        // 🔻 今年第一季度
        '(?:(\\d+)|(?:上个|最新|春节|连续|今|去|前|明|本)|'+ hanNum + ')' + kg + '(年)?(的)?(整个)?' + kg + '第?' + hanNum + '?个?(?:季度|多月|月份)',

        // 🔻 00-00
        '\\b' + noNum + '\\d{1,2}' + noNum + kg + '-' + kg + noNum + '\\d{1,2}' + kg + '(?=\\s|$)',

        // 🔻 截止0000年
        '(?:(截(?:至|止))|((?:前|今|明|去|后|同)年))?' + kg + '(?:(\\d+)|' + hanNum + ')' + kg + '(?:月份|月)' + kg + '(?:(\\d+)|' + hanNum + ')?' + kg + '(?:日|底|号|初|中|末)?',

        // 🔻 过去0000年-0000年
        '(?:过去|最近|未来|半年|凌晨|那|这|上|下|第)?(的)?' + kg + noNum + '(?:\\d{1,4}|' + hanNum + ')(?:财年|年)?(?:-|~|、|—|to|至|到)(?:\\d{1,4}|' + hanNum + ')' + noNum + '(?:财年|年|个月|月)?' + notEnd,

        // 🔻 大一统（第三句单位不可避）
        '(?:过去|最近|未来|半年|凌晨|那|这|上|下|中午|第|到了|到|接下来|前面|后面|进入|数|几)?(?:的|每)?' + kg +
        '(?:7(?:x|X|×))?(?:\\d{1,4}(.\\d+)?|' + hanNum + ')' + kg + liangCi +
        '(?:周岁|周年|财年|年底|小时|分钟|月份|秒钟|毫秒|微秒|世纪|年代|月|天|周|年|秒|点)' + kg +
        '(?:之前|前|来|内|中期|初期|初|中|末期|末|晚期|多|之后|后|上半叶|下半叶|开始|结束)?(?:之内|内)?',

        // 🔻 今天00:00
        '(?:\\b)?(?:昨天|今天)' + kg + '(?:\\d{1}' + noNum + '|\\d{2}' + noNum + ')' + kg + '(?:(:)|：)' + kg + '(?:\\d{1}' + noNum + '|\\d{2}' + noNum + ')',

        // 🔻 00岁
        '\\d+岁',

        // 🔻 指定词
        '(?:一战|二战|创立)(?:同时|期间|中|于)?',

        // 🔻 英文
        qmcEN + '?(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun|Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday)' + kg + '[A-Za-z]' + kg + '\\d{1,2},' + kg + '\\d{4}' + kg + '(?=\\s|$)',
        qmcEN + '?(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec|January|February|March|April|May|June|July|August|September|October|November|December|early)' + kg + '\\d{1,2}' + kg + ',' + kg + '\\d{4}',
        qmcEN + '?(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec|January|February|March|April|May|June|July|August|September|October|November|December|early)' + kg + '\\d{1,2}',
        qmcEN + '?\\d{1,2}?' + kg + '(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec|January|February|March|April|May|June|July|August|September|October|November|December|early)' + kg + '\\d{4}',
        qmcEN + '?Q\\d+' + kg + '\\d{4}' + noNum,
        qmcEN + kg + '\\d{4}(?!.)' + noNum,
        qmcEN + '?q' + kg + '\\d+' + kg + qmcEN + kg + '\\d{4}' + noNum,
        qmcEN + '?\\d+' + kg + '(?:\\+)?' + kg + '((?:days|day|hours|hour|years|year|minutes|minute|minute|min|weeks|week|seconds|second) (?:ago|later)?)',
    ];

    /* toTrad() 把繁体版追加到原数组尾部 */
    datePatterns.push(
      ...datePatterns.map(p => toTrad(p))
    );

    const dateFormatRegex = new RegExp(datePatterns.join("|"),"gi");

    const style = `
            color: #5bae23 !important;
            text-shadow: none !important;
        `;

    const elements = document.querySelectorAll("*");

    setTimeout(() => {
      elements.forEach((el) => {
        const textNodes = getTextNodes(el);
        textNodes.forEach((node) => {
          const matches = node.nodeValue.match(dateFormatRegex);
          if (!matches) return;

          for (let i = matches.length - 1; i >= 0; i--) {
            const match = matches[i];
            const idx = node.nodeValue.indexOf(match);
            if (idx === -1) continue;

            const span = document.createElement("dateChange");
            span.style.cssText = style;
            span.textContent = match;

            const range = new Range();
            range.setStart(node, idx);
            range.setEnd(node, idx + match.length);
            range.deleteContents();
            range.insertNode(span);
          }
        });
      });
    }, 300);

    function getTextNodes(node) {
      let out = [];
      if (node.nodeType === Node.TEXT_NODE) return [node];
      for (let c of node.childNodes) {
        // 跳过我们自定义的元素，避免再次遍历里面的文本
        if (c.nodeName === 'DATECHANGE') continue;
        out.push(...getTextNodes(c));
      }
      return out;
    }
  }

  /********************************************
   * 金额改色函数
   ********************************************/
  function highlightMoney() {
    const shuLiang_Zh = '(?:亿万|万亿|千亿|百亿|十亿|亿|千万|百万|十万|块钱|千块|毛钱|分钱|万|千|百|十)(多)?';
    const country_Zh = '(?:美|港|欧|日|韩|澳大利亚|加拿大|瑞士|新西兰|新加坡|瑞典|挪威|墨西哥|南非|俄罗斯|马来西亚|阿联酋|沙特|圆|元|币)?';
    const danWei_Zh = '(?:块钱|千块|毛钱|分钱|人民币|英镑|法郎|克朗|比索|兰特|卢布|林吉特|迪拉姆|里亚尔|分钱|USD|圆|金|元|块|币|角)?';
    const hanNum = '(?:二|三|四|五|六|七|八|九|十)?(?:一|单|两|二|三|四|两|五|六|七|八|九|十)?(?:个|多)?';
    const kg = '(?:\\s)?';

    const moneyPatterns = [
      '(?:$|￥|USD|HK$|HK)?' + kg + '\\d+' + kg + '(.\\d+)?' + kg + '(?:-)?' + kg + '(?:\\d+)?' + kg + '(.\\d+)?' + hanNum + kg + shuLiang_Zh + kg + country_Zh + kg + danWei_Zh + notEnd,
      '(?:数)' + hanNum + shuLiang_Zh + kg + country_Zh + kg + danWei_Zh + notEnd,
      '(?:$|￥|USD|HK$|HK)?' + kg + '\\d+' + kg + '(?:.\\d+)?' + kg + '(?:-)?' + kg + '(?:\\d+)?' + kg + '(?:.\\d+)?' + kg + '(?:Trillion|Billion|Million)',
      '\\d+(.\\d+)?' + hanNum + kg + '(?:.\\d+)?' + kg + '(?:-)?' + kg + '(?:\\d+)?' + kg + '(?:.\\d+)?' + kg + shuLiang_Zh + notEnd,
      '(?:免费)',
    ];

    /* toTrad() 把繁体版追加到原数组尾部 */
    moneyPatterns.push(
      ...moneyPatterns.map(p => toTrad(p))
    );

    const reg = new RegExp(moneyPatterns.join("|"), "gi");
    const style = `color:#F18A00!important;`;

    const elements = document.querySelectorAll("*");

    setTimeout(() => {
      elements.forEach((el) => {
        const textNodes = getTextNodes1(el);
        textNodes.forEach((node) => {
          if (reg.test(node.nodeValue)) {
            const matches = node.nodeValue.match(reg);
            for (let i = matches.length - 1; i >= 0; i--) {
              const m = matches[i];
              const idx = node.nodeValue.indexOf(m);
              if (idx === -1) continue;

              const span = document.createElement("moneyChange");
              span.style.cssText = style;
              span.textContent = m;

              const r = new Range();
              r.setStart(node, idx);
              r.setEnd(node, idx + m.length);
              r.deleteContents();
              r.insertNode(span);
            }
          }
        });
      });
    }, 300);

    function getTextNodes1(node) {
      let out = [];
      if (node.nodeType === Node.TEXT_NODE) return [node];
      for (let c of node.childNodes)  {
        if (c.nodeName === 'MONEYCHANGE') continue; // ② 跳过已包裹节点
        out.push(...getTextNodes1(c));
      }
      return out;
    }
  }
})();