DataDome CAPTCHA
and CapMonster Cloud

// npx playwright install chromium

import { chromium } from 'playwright';
import { CapMonsterCloudClientFactory, ClientOptions, DataDomeRequest } from '@zennolab_com/capmonstercloud-client';

// Enter your CapMonster Cloud API key
const API_KEY = 'YOUR_API_KEY';

// Your site is protected by DataDome
const TARGET_URL = 'https://example.com/';

const USER_AGENT = Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36

// Proxy configuration
const proxy = {
  proxyType: "http",
  proxyAddress: '8.8.8.8',
  proxyPort: 8080,
  proxyLogin: 'proxyLogin',
  proxyPassword: 'proxyPassword'
};

async function main() {

  // Launch browser
  const browser = await chromium.launch({ headless: true });
  const context = await browser.newContext({ userAgent: USER_AGENT });
  const page = await context.newPage();

  // Go to the website
  await page.goto(TARGET_URL, { waitUntil: 'networkidle' });

  // Looking for existing datadome cookie (if any)
  const existingDd = (await context.cookies()).find(c => /datadome|dd_/i.test(c.name));

  // Find DataDome iframe -> CAPTCHA URL
  const captchaUrl = await page.evaluate(() =>
    Array.from(document.querySelectorAll('iframe[src]'))
      .find(i => /captcha-delivery\.com\/captcha/i.test(i.src))
      ?.src || null
  );

  console.log(`=== Extracted DataDome parameters ===`);
  console.log(`captchaUrl:`, captchaUrl || 'not found');
  console.log(`current datadome cookie::`, existingDd ? ${existingDd.name}=${existingDd.value}` : 'none');

  const cm = CapMonsterCloudClientFactory.Create(
    new ClientOptions({ clientKey: API_KEY })
  );

  // Send task to CapMonster
  console.log(`Sending DataDome task to CapMonster......`);

  // Submitting DataDome task for solving
  const solve = await cm.Solve(new DataDomeRequest({
    _class: "DataDome",
    websiteURL: TARGET_URL,
    userAgent: USER_AGENT,
    proxy,
    metadata: {
      captchaUrl: captchaUrl || undefined,
      datadomeCookie: existingDd
        ? `${existingDd.name}=${existingDd.value}`
        : undefined
    }
  }));

  const sol = solve?.solution;

  // Get domain and required cookies from the solution
  const host = new URL(TARGET_URL).hostname;
  const domainKey =
    Object.keys(sol.domains).find(d => d.includes(host))
    || Object.keys(sol.domains)[0];

  const cookiesArr = sol.domains[domainKey]?.cookies || [];

  console.log(`\n=== Cookies from CapMonster ===`);
  cookiesArr.forEach(c => console.log(`${c.name}=${c.value}`));

  const ddSolved =
    cookiesArr.find(c => c.name?.toLowerCase() === 'datadome')
    || cookiesArr.find(c => /datadome/i.test(c.name));

  // Set datadome cookie in browser
  await context.addCookies([{
    name: 'datadome',
    value: ddSolved.value,
    domain: '.' + host,
    path: '/',
    httpOnly: ddSolved.httpOnly ?? true,
    secure: ddSolved.secure ?? true,
    sameSite: ddSolved.sameSite ?? 'Lax'
  }]);

  console.log(`Datadome cookie set:`, ddSolved.value);

  // Reopen site after inserting cookie
  const page2 = await context.newPage();
  const resp2 = await page2.goto(TARGET_URL, { waitUntil: 'domcontentloaded', timeout: 60000 });

  console.log(`Status after setting cookie:: ${resp2?.status()}`);

  await browser.close();
}

main();