// ==UserScript==
// @name                      百度网盘文件直链解析助手尊享版
// @namespace                 https://www.qyccc.com/
// @version                   0.13
// @description               百度网盘免会员文件直链解析满速下载
// @author                    清语尘
// @match                     *://pan.baidu.com/*
// @icon                      https://android-artworks.25pp.com/fs08/2025/09/05/3/110_a434d925c0416fd0188b2d7fea68d7fb_con.png
// @grant                     GM_addStyle
// @run-at                    document-idle
// @license                   MIT
// @tag                       百度网盘,直链解析
// ==/UserScript==

(function () {
    'use strict';

    const TARGET_IFRAME_ORIGIN = 'https://p.pupp.top';
    const TARGET_IFRAME_URL = `${TARGET_IFRAME_ORIGIN}/user/parse`;

    GM_addStyle(`
        #tm_proxy_overlay { position:fixed;inset:0;background:rgba(0,0,0,0.45);z-index:2147483646;display:flex;align-items:center;justify-content:center; }
        #tm_proxy_modal { width:92%;max-width:1100px;height:90vh;background:#fff;border-radius:8px;display:flex;flex-direction:column; }
        #tm_modal_header { height:44px; display:flex; align-items:center; justify-content:space-between; padding:0 12px; background:#f6f6f6; border-bottom:1px solid #eee; }
        #tm_modal_iframe { flex:1; border:0;width:100%;height:100%; }
        #tm_modal_footer { height:40px; display:flex; align-items:center; justify-content:flex-end; padding:6px 10px; border-top:1px solid #eee; background:#fafafa; font-size:12px; color:#666; }
        #tm_proxy_btn, #tm_close_btn { padding:6px 10px; border-radius:6px; cursor:pointer; }
        #tm_proxy_btn { background:#2d8cf0; color:#fff; border:none; margin-left:6px; }
        #tm_close_btn { background:#fff; border:1px solid #ddd; }
    `);

    function looksLikePanShare(text) {
        return text && /https?:\/\/pan\.baidu\.com\/s\/[A-Za-z0-9_-]+/.test(text);
    }

    function showModalWithIframe(link) {
        document.getElementById('tm_proxy_overlay')?.remove();

        const overlay = document.createElement('div');
        overlay.id = 'tm_proxy_overlay';

        const modal = document.createElement('div');
        modal.id = 'tm_proxy_modal';

        const header = document.createElement('div');
        header.id = 'tm_modal_header';
        header.innerHTML = `<div>文件直链解析助手尊享版</div><div><button id="tm_close_btn">关闭 ✕</button></div>`;

        const iframe = document.createElement('iframe');
        iframe.id = 'tm_modal_iframe';
        iframe.src = TARGET_IFRAME_URL;
        iframe.sandbox = 'allow-scripts allow-forms allow-same-origin allow-popups';
        iframe.style.height = '100%';
        iframe.style.flex = '1';

        const footer = document.createElement('div');
        footer.id = 'tm_modal_footer';
        footer.textContent = '等待发送链接…';
        const sendBtn = document.createElement('button');
        sendBtn.id = 'tm_proxy_btn';
        sendBtn.textContent = '重发链接';
        footer.appendChild(sendBtn);

        modal.appendChild(header);
        modal.appendChild(iframe);
        modal.appendChild(footer);
        overlay.appendChild(modal);
        document.body.appendChild(overlay);

        document.getElementById('tm_close_btn').onclick = () => overlay.remove();

        function postLink(times = 8, interval = 600) {
            const indicator = footer;
            let count = 0;
            const timer = setInterval(() => {
                count++;
                try { iframe.contentWindow.postMessage({ cmd: 'fill_link', link }, TARGET_IFRAME_ORIGIN); } catch (e) {}
                indicator.textContent = `已发送 ${count} 次`;
                if (count >= times) clearInterval(timer);
            }, interval);
            try { iframe.contentWindow.postMessage({ cmd: 'fill_link', link }, TARGET_IFRAME_ORIGIN); indicator.textContent = '已发送 1 次'; } catch(e){}
        }

        iframe.addEventListener('load', () => postLink());
        sendBtn.onclick = () => postLink();
    }

    function handleShareLink(rawText) {
        const shareLink = rawText.trim();
        if (!looksLikePanShare(shareLink)) return;
        showModalWithIframe(shareLink);
    }

    document.addEventListener('copy', e => {
        const copied = e.clipboardData?.getData('text/plain') || window.getSelection()?.toString() || '';
        if (looksLikePanShare(copied)) handleShareLink(copied);
    }, true);

    window.addEventListener('message', e=>{
        if(e.data?.cmd==='code_verified'){
            const iframe=document.getElementById('tm_modal_iframe');
            if(iframe) iframe.src=iframe.src;
        }
    });

    let triggered = false;
    const observer = new MutationObserver(muts => {
        if (triggered) return;
        for (const m of muts) {
            if (!m.addedNodes) continue;
            for (const node of m.addedNodes) {
                if (node.nodeType !== 1) continue;
                const text = (node.textContent || '').trim();
                if (looksLikePanShare(text)) { triggered = true; handleShareLink(text); return; }
                const inputs = node.querySelectorAll ? node.querySelectorAll('input,textarea,div,span') : [];
                for (const el of inputs) {
                    const v = (el.value || el.textContent || '').trim();
                    if (looksLikePanShare(v)) { triggered = true; handleShareLink(v); return; }
                }
            }
        }
    });
    observer.observe(document, { childList: true, subtree: true });
})();