const nodemailer = require("nodemailer");
const smtpTransport = require("nodemailer-smtp-transport");

// create reusable transport method (opens pool of SMTP connections)
const transport = nodemailer.createTransport(smtpTransport({
    service: 'Mailgun',
    auth: {
        user: 'postmaster@sandboxXXXXXXXXXXXXXXX.mailgun.org',
        pass: 'XXXXXXXXXXXXXXXXXXX'
    }
}));

module.exports = function(req, res) {


  // setup e-mail
  var mailOptions = {
      from    : "Mailgun Sandbox <postmaster@sandboxXXXXXXXXXXXXXXXX.mailgun.org>",
      to      : "<XXXXXXXXXX@gmail.com>",
      subject : "BLAAAH",
      text    : "Blahblahblah",
      html    : "<h1>Blah</h1>"
    }


  // send mail
  transport.sendMail(mailOptions, function(error, data){
    if (error) {
        console.log('Error');
        res.writeHead(500, { 'Content-Type': 'text/html' });
    } else {
        console.log('Message sent');
        res.writeHead(200, { 'Content-Type': 'text/html' });
        transport.close();
    }
  });
}