Get OTP from email

/**

* Retrieves an OTP from Gmail in a headless tab.

* @param {Object} options - The options for the function.

* @param {string} options.email - The Gmail email address.

* @param {string} options.password - The Gmail password.

* @returns {Promise<string | null>} The OTP retrieved from the email.

*/

export async function getOtpFromGmail({

email,

password,

}: {

email: string;

password: string;

}): Promise<string | null> {

const { chromium } = require("playwright");

// Launch a headless browser context for Gmail login

const browser = await chromium.launch({ headless: true });

const context = await browser.newContext();

const page = await context.newPage();

await page.goto("https://mail.google.com");

const emailInput = await page.waitForSelector("#identifierId");

await emailInput.fill(email);

const emailNextButton = await page.waitForSelector("#identifierNext button", { timeout: 2000 });

await emailNextButton.click();

const passwordInput = await page.waitForSelector("input[type='password']", { timeout: 4000 });

await passwordInput.fill(password);

const passwordNextButton = await page.waitForSelector("#passwordNext button", { timeout: 2000 });

await passwordNextButton.click();

await page.waitForURL("https://mail.google.com/mail/u/0/#inbox", { timeout: 25000 });

// Open the latest email from the OTP provider

const emails = await page.$$(`span[email='<provider email>']`);

if (emails.length > 1) {

await emails[1].click();

}

// Look for the OTP in the email content

const emailContent = await page.locator("span").allInnerTexts();

const otpRegex = /\b(\d{6})\b/;

for (const text of emailContent) {

const match = text.match(otpRegex);

if (match) {

await browser.close(); // Close the headless browser

return match[1];

}

}

await browser.close();

return null;

}