const nodemailer = require('nodemailer')

module.exports = function mailer(args) {
  return new Promise((resolve, reject) => {
    const mailOptions = {
      date: new Date().toISOString(),
      from: args.from,
      subject: args.subject,
      html: args.html,
      text: args.text,
      to: args.to
    }

    const transporter = nodemailer.createTransport({
      service: args.service,
      auth: {
        user: process.env.MAIL_USER, // Your email id
        pass: process.env.MAIL_PASSWORD // Your password
      }
    })

    transporter.sendMail(mailOptions, function(error, info) {
      if (error) {
        console.log(error)
        return reject(error)
      }
      return resolve(mailOptions)
    })
  })
}