Scrape facebook group member

// ==== CONFIG ====
const TOTAL_SCROLL = 50; // CHANGE X SCROLL
const SCROLL_DELAY = 1200; // DELAY PER SCROLL

// ==== STORAGE ====
let results = new Set();

// ==== SCRAPE FUNCTION ====
function scrapeMembers() {
  const anchors = document.querySelectorAll('a[href*="/user/"]');
  anchors.forEach(a => {
    const name = a.innerText.trim();
    const url = a.getAttribute("href");
    if (name && url) {
      results.add(`${name} - ${url}`);
    }
  });
}

// ==== DOWNLOAD RESULT ====
function downloadTXT() {
  const blob = new Blob([Array.from(results).join("\n")], { type: "text/plain" });
  const url = URL.createObjectURL(blob);
  const a = document.createElement("a");
  a.href = url;
  a.download = "fb_members.txt";
  a.click();
  URL.revokeObjectURL(url);
  console.log("✔ File downloaded: fb_members.txt");
}

// ==== AUTO SCROLL ====
let count = 0;
console.log("▶ Scrolling ...");

const interval = setInterval(() => {
  scrapeMembers();
  window.scrollBy(0, 2000);
  count++;

  console.log(`X : ${count}... total data: ${results.size}`);

  if (count >= TOTAL_SCROLL) {
    clearInterval(interval);
    scrapeMembers();
    downloadTXT();
    console.log("✔ Done!");
  }
}, SCROLL_DELAY);