🛒 ดึงลิงก์สินค้าทั้งร้าน

(function(){
  if (window.__vlabGrabbing) return;
  window.__vlabGrabbing = 1;
  if (!/shopee\./i.test(location.hostname)) { alert('เปิดหน้าร้าน/หมวดสินค้าใน Shopee ก่อน แล้วค่อยกดปุ่มนี้'); window.__vlabGrabbing = 0; return; }

  var found = {};
  function add(href) {
    var m = /(?:-i\.(\d+)\.(\d+))|(?:\/product\/(\d+)\/(\d+))/.exec(href || '');
    if (!m) return;
    var shop = m[1] || m[3], item = m[2] || m[4];
    if (shop && item) found[shop + '.' + item] = location.origin + '/product/' + shop + '/' + item;
  }
  function scan() {
    var a = document.querySelectorAll('a[href]');
    for (var i = 0; i < a.length; i++) add(a[i].href);
    return Object.keys(found).length;
  }

  var box = document.createElement('div');
  box.style.cssText = 'position:fixed;left:0;right:0;bottom:0;z-index:2147483647;background:#141018;color:#fff;font:14px system-ui,-apple-system,sans-serif;padding:12px;box-shadow:0 -8px 30px rgba(0,0,0,.6)';
  box.innerHTML = '<div style="display:flex;gap:8px;align-items:center;margin-bottom:8px">'
    + '<b style="flex:1">🛒 Viral Lab · ดึงลิงก์สินค้า</b>'
    + '<span id="vlabS" style="font-size:12px;opacity:.7">กำลังเลื่อนหน้า…</span>'
    + '<button id="vlabX" style="background:none;border:0;color:#fff;font-size:18px;cursor:pointer">✕</button></div>'
    + '<textarea id="vlabT" readonly style="width:100%;height:88px;background:#000;color:#5f5;border:1px solid #333;border-radius:8px;padding:8px;font:12px monospace;box-sizing:border-box"></textarea>'
    + '<button id="vlabC" style="width:100%;margin-top:8px;padding:11px;background:#ee4d2d;color:#fff;border:0;border-radius:8px;font-weight:700;font-size:14px;cursor:pointer">คัดลอกทั้งหมด</button>';
  document.body.appendChild(box);

  var ta = box.querySelector('#vlabT'), status = box.querySelector('#vlabS'), copyBtn = box.querySelector('#vlabC');
  box.querySelector('#vlabX').onclick = function () { box.remove(); window.__vlabGrabbing = 0; };
  copyBtn.onclick = function () {
    ta.select(); ta.setSelectionRange(0, 999999);
    try { navigator.clipboard.writeText(ta.value); } catch (e) { try { document.execCommand('copy'); } catch (e2) {} }
    copyBtn.textContent = 'คัดลอกแล้ว ✓ ไปวางในแอป Viral Lab';
    setTimeout(function () { copyBtn.textContent = 'คัดลอกทั้งหมด'; }, 2000);
  };

  function render() {
    var list = [];
    for (var k in found) list.push(found[k]);
    ta.value = list.join('\n');
    return list.length;
  }

  var last = -1, still = 0, rounds = 0, stopped = false;
  function finish(n) {
    stopped = true;
    window.scrollTo(0, 0);
    status.textContent = 'เสร็จ · ' + n + ' สินค้า';
    if (!n) ta.value = 'ไม่พบสินค้าในหน้านี้ — เลื่อนดูให้สินค้าโหลดขึ้นมาก่อน แล้วกดปุ่มใหม่อีกครั้ง';
  }
  function step() {
    if (stopped) return;
    scan();
    var n = render();
    status.textContent = n + ' สินค้า';
    var jitter = 0.55 + Math.random() * 0.4;
    window.scrollBy(0, Math.round(window.innerHeight * jitter));
    if (n === last) still++; else { still = 0; last = n; }
    rounds++;
    if (still >= 4 || rounds > 60) { finish(n); return; }
    var wait = 900 + Math.random() * 1400;
    if (rounds % 7 === 0) wait += 1200 + Math.random() * 1800;
    setTimeout(step, wait);
  }
  box.querySelector('#vlabX').addEventListener('click', function () { stopped = true; });
  setTimeout(step, 500 + Math.random() * 700);
})();