Minecraft OAuth authentication using Puppeteer

auth_puppeteer.ts

#!/usr/bin/env -S deno run -A

// you might need to specify a different chrome executable because of a bug
// https://github.com/lucacasonato/deno-puppeteer/issues/65
// PUPPETEER_EXECUTABLE_PATH=/usr/bin/google-chrome-stable (on my linux system)

import { OAuthClient } from "https://deno.land/x/minecraft_lib@0.0.8/auth/mod.ts";
import puppeteer from "https://deno.land/x/puppeteer@16.2.0/mod.ts";

const oauthClient = new OAuthClient({
  tokenEndpoint: "https://login.live.com/oauth20_token.srf",
  authorizationEndpoint: "https://login.live.com/oauth20_authorize.srf",
  deviceAuthorizationEndpoint: "https://login.live.com/oauth20_connect.srf",
  redirectUri: "https://login.live.com/oauth20_desktop.srf",
  clientId: "00000000402b5328",
  scope: "XboxLive.signin offline_access",
});

const url = oauthClient.buildAuthorizationUri();

const browser = await puppeteer.launch({
  headless: false,
  defaultViewport: null,
  ignoreDefaultArgs: [
    "--enable-automation",
    "--enable-blink-features=IdleDetection",
  ],
  args: [`--app=${url}`, "--window-size=1200,800"],
});

const [page] = await browser.pages();

let code: string;
while (true) {
  await page.waitForNavigation({ timeout: 600000 });
  const response = oauthClient.parseAuthorizationResponse(page.url());
  if (response) {
    code = response.code;
    await browser.close();
    break;
  }
}

const token = await oauthClient.requestAccessToken(code);
console.log(JSON.stringify(token));