// ==UserScript==
// @name         dmm 日元换算人民币
// @namespace    http://94cat.com/
// @version      0.1
// @description  dmm 日元价格转换成人民币显示
// @author       Bmm
// @include      https://*.dmm.co.*/*
// @match        https://www.dmm.co.jp/digital/*
// @match        https://www.dmm.co.jp/search/*
// @match        https://cashier.dmm.co.jp/choice/*
// @run-at       document-idle
// @grant        GM_xmlhttpRequest
// @grant        GM_setValue
// @grant        GM_getValue
// @license MIT
// ==/UserScript==

(function () {
    'use strict';
    //1日元≈0.052元，可自行修改
    const rateJpyToCny = 0.042954;

    //新增 text-red-900，适配当前video.dmm.co.jp页面
    const priceSelector = [
        '.text-red-900',
        '.text-red-600',
        '.text-gray-500.line-through',
        '.text-red',
        '.tx-price',
        '.tx-hangaku'
    ].join(',');

    const config = { childList: true, subtree: true };
    const observer = new MutationObserver(startWork);

    function startWork() {
        observer.disconnect();
        document.querySelectorAll(priceSelector).forEach(el => {
            if (el.classList.contains('marked_rmb')) return;
            const rawText = el.textContent.trim();
            const numStr = rawText.replace(/[^0-9]/g, '');
            const jpyNum = Number(numStr);
            if (!numStr || isNaN(jpyNum) || jpyNum <= 0) return;
            const cny = (jpyNum * rateJpyToCny).toFixed(2);
            el.classList.add('marked_rmb');
            el.insertAdjacentHTML(
                'beforeend',
                `<span style="color:#e11d48;margin-left:6px;font-weight:normal;font-size:0.85em;">≈${cny}元</span>`
            );
        });
        observer.observe(document.body, config);
    }
    setTimeout(startWork,800);
    setInterval(startWork,1500);
})();