132 lines
7.6 KiB
JavaScript
132 lines
7.6 KiB
JavaScript
import { chromium } from 'playwright'; // stealth plugin needs no outdated playwright-extra
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import path from 'path';
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import { dirs, jsonDb, datetime, stealth } from './util.js';
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const debug = process.env.PWDEBUG == '1'; // runs non-headless and opens https://playwright.dev/docs/inspector
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const URL_CLAIM = 'https://store.epicgames.com/en-US/free-games';
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const URL_LOGIN = 'https://www.epicgames.com/id/login?lang=en-US&noHostRedirect=true&redirectUrl=' + URL_CLAIM;
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const TIMEOUT = 20 * 1000; // 20s, default is 30s
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const SCREEN_WIDTH = Number(process.env.SCREEN_WIDTH) - 80 || 1280;
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const SCREEN_HEIGHT = Number(process.env.SCREEN_HEIGHT) || 1280;
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const db = await jsonDb('epic-games.json');
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db.data ||= { claimed: [], runs: [] };
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const run = {
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startTime: datetime(),
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endTime: null,
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n: null, // unclaimed games at beginning
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c: 0, // claimed games at end
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};
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// https://playwright.dev/docs/auth#multi-factor-authentication
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const context = await chromium.launchPersistentContext(dirs.browser, {
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// chrome will not work in linux arm64, only chromium
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// channel: 'chrome', // https://playwright.dev/docs/browsers#google-chrome--microsoft-edge
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headless: false,
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viewport: { width: SCREEN_WIDTH, height: SCREEN_HEIGHT },
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userAgent: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.83 Safari/537.36', // see replace of Headless in util.newStealthContext. TODO update if browser is updated!
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locale: "en-US", // ignore OS locale to be sure to have english text for locators
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args: [ // don't want to see bubble 'Restore pages? Chrome didn't shut down correctly.', but flags below don't work.
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'--disable-session-crashed-bubble',
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'--restore-last-session',
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],
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});
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// Without stealth plugin, the website shows an hcaptcha on login with username/password and in the last step of claiming a game. It may have other heuristics like unsuccessful logins as well. After <6h (TBD) it resets to no captcha again. Getting a new IP also resets.
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// stealth with playwright: https://github.com/berstend/puppeteer-extra/issues/454#issuecomment-917437212
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// https://github.com/berstend/puppeteer-extra/tree/master/packages/puppeteer-extra-plugin-stealth/evasions
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await stealth(context);
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if (!debug) context.setDefaultTimeout(TIMEOUT);
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const page = context.pages().length ? context.pages()[0] : await context.newPage(); // should always exist
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console.debug('userAgent:', await page.evaluate(() => navigator.userAgent));
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try {
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await page.goto(URL_CLAIM, { waitUntil: 'domcontentloaded' }); // default 'load' takes forever
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// Accept cookies to get rid of banner to save space on screen. Will only appear for a fresh context, so we don't await, but let it time out if it does not exist and catch the exception. clickIfExists by checking selector's count > 0 did not work.
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page.click('button:has-text("Accept All Cookies")').catch(_ => {}); // _ => console.info('Cookies already accepted')
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while (await page.locator('a[role="button"]:has-text("Sign In")').count() > 0) { // TODO also check alternative for signed-in state
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console.error("Not signed in anymore. Please login and then navigate to the 'Free Games' page. If using docker, open http://localhost:6080");
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context.setDefaultTimeout(0); // give user time to log in without timeout
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await page.goto(URL_LOGIN, { waitUntil: 'domcontentloaded' });
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// after login it just reloads the login page...
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await page.waitForNavigation({ url: URL_CLAIM });
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context.setDefaultTimeout(TIMEOUT);
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// process.exit(1);
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}
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console.log('Signed in.');
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// click on each banner with 'Free Now'. TODO just extract the URLs and go to them in the loop
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const game_sel = 'a:has-text("Free Now")';
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await page.waitForSelector(game_sel);
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// const games = await page.$$(game_sel); // 'Element is not attached to the DOM' after navigation; had `for (const game of games) { await game.click(); ... }
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const n = run.n = await page.locator(game_sel).count();
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console.log('Number of free games:', n);
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for (let i = 1; i <= n; i++) {
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await page.click(`:nth-match(${game_sel}, ${i})`);
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const title = await page.locator('h1').first().innerText();
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console.log('Current free game:', title);
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// click Continue if 'This game contains mature content recommended only for ages 18+'
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if (await page.locator('button:has-text("Continue")').count() > 0) {
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console.log('This game contains mature content recommended only for ages 18+');
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await page.click('button:has-text("Continue")');
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}
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const btnText = await page.locator('//button[@data-testid="purchase-cta-button"][not(contains(.,"Loading"))]').first().innerText();
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if (btnText.toLowerCase() == 'in library') {
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console.log('Already in library! Nothing to claim.');
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} else {
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console.log('Not in library yet! Click GET.');
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await page.click('[data-testid="purchase-cta-button"]');
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// click Continue if 'Device not supported. This product is not compatible with your current device.'
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await Promise.any(['button:has-text("Continue")', '#webPurchaseContainer iframe'].map(s => page.waitForSelector(s))); // wait for Continue xor iframe
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if (await page.locator('button:has-text("Continue")').count() > 0) {
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// console.log('Device not supported. This product is not compatible with your current device.');
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await page.click('button:has-text("Continue")');
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}
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// it then creates an iframe for the rest
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// await page.frame({ url: /.*store\/purchase.*/ }).click('button:has-text("Place Order")'); // not found because it does not wait for iframe
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const iframe = page.frameLocator('#webPurchaseContainer iframe')
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await iframe.locator('button:has-text("Place Order")').click();
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// await page.pause();
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// I Agree button is only shown for EU accounts! https://github.com/vogler/free-games-claimer/pull/7#issuecomment-1038964872
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const btnAgree = iframe.locator('button:has-text("I Agree")');
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try {
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await Promise.any([btnAgree.waitFor().then(() => btnAgree.click()), page.waitForSelector('text=Thank you for buying').then(_ => { })]); // EU: wait for agree button, non-EU: potentially done
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// TODO check for hcaptcha - the following is even true when no captcha is shown...
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// if (await iframe.frameLocator('#talon_frame_checkout_free_prod').locator('text=Please complete a security check to continue').count() > 0) {
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// console.error('Encountered hcaptcha. Giving up :(');
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// await page.pause();
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// process.exit(1);
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// }
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// await page.waitForTimeout(3000);
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await page.waitForSelector('text=Thank you for buying'); // EU: wait, non-EU: wait again
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db.data.claimed.push({title, time: datetime()});
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run.c++;
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console.log('Claimed successfully!');
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} catch (e) {
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console.log(e);
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const p = path.resolve(dirs.screenshots, 'epic-games', `${datetime()}.png`);
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await page.screenshot({ path: p, fullPage: true });
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console.info('Saved a screenshot of hcaptcha challenge to', p);
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console.error('Got hcaptcha challenge. To avoid it, get a link from https://www.hcaptcha.com/accessibility'); // TODO save this link in config and visit it daily to set accessibility cookie to avoid captcha challenge?
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}
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// await page.pause();
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}
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if (i < n) { // no need to go back if it's the last game
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await page.goto(URL_CLAIM, { waitUntil: 'domcontentloaded' });
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await page.waitForSelector(game_sel);
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}
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}
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} catch(error) {
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console.error(error);
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run.error = error.toString();
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} finally {
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// write out json db
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run.endTime = datetime();
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db.data.runs.push(run);
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await db.write();
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// await context.waitForEvent("close");
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await context.close();
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}
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