Get email (w/ current site interpolated) for newsletter signup

get-email-for-newsletter-signup.js

/** @type {import("@johnlindquist/kit")} */

// Name: Get Email for Newsletter
// Description: Create email address with current domain interpolated

const createEmailWithDomain = (baseEmail, { url }) => {
  const [emailUser, emailDomain] = baseEmail.split("@");

  const urlObj = new URL(url);
  let domain = urlObj.host.split(".");

  // Only remove www if it's exactly the first subdomain
  if (domain[0] === "www") {
    domain = domain.slice(1);
  }

  return `${emailUser}+${domain.join("-")}@${emailDomain}`;
};

let jxa = await npm("@jxa/run");

let result = await jxa.run(() => {
  let windows = Application("com.google.Chrome").windows();
  let tab = windows[0].activeTab();

  return {
    url: tab.url(),
  };
});

const baseEmail = await env("PERSONAL_EMAIL");

await copy(createEmailWithDomain(baseEmail, result));