email.js

const nodemailer = require('nodemailer');
const pug = require('pug');
const {convert} = require('html-to-text');
const mg = require('nodemailer-mailgun-transport');

module.exports = class Email {
  constructor(user, url) {
    this.to = user.email;
    this.firstName = user.name.split(' ')[0];
    this.url = url;
    this.from = `Brian Asquith <${process.env.EMAIL_FROM}>`;
  }

  newTransport() {
    if (process.env.NODE_ENV === 'production') {
      // MailGun
      return nodemailer.createTransport(mg({
        auth: {
          api_key: process.env.MAILGUN_API,
          domain: process.env.MAILGUN_DOMAIN
        },
        secure: false
      }));
    }

    return nodemailer.createTransport({
          host: process.env.EMAIL_HOST,
          port: process.env.EMAIL_PORT,
          logger: true,
          secure: false,
          auth: {
            user: process.env.EMAIL_USERNAME,
            pass: process.env.EMAIL_PASSWORD
          },
          tls: {
            ciphers: 'SSLv3'
          }
        });
      
  }

  // Send the actual email
  async send(template, subject) {
    // 1) Render HTML based on a pug template
    const html = pug.renderFile(`${__dirname}/../views/email/${template}.pug`, {
      firstName: this.firstName,
      url: this.url,
      subject
    });

    // 2) Define email options
    const mailOptions = {
      from: this.from,
      to: this.to,
      subject,
      html,
      text: convert(html)
    };

    // 3) Create a transport and send email
    await this.newTransport().sendMail(mailOptions);
  }

  async sendWelcome() {
    try {
      await this.send('welcome', 'Welcome to the XL Family!');
    } catch(err) {
      console.log(err)
    }
  }

  async sendPasswordReset() {
    await this.send(
      'passwordReset',
      'Your password reset token (valid for only 10 minutes)'
    );
  }
};

// const sendEmail = async options => {
//   // 1) Create a transporter
//   const transporter = nodemailer.createTransport({
//     host: process.env.EMAIL_HOST,
//     port: process.env.EMAIL_PORT,
//     logger: true,
//     secure: false,
//     auth: {
//       user: process.env.EMAIL_USERNAME,
//       pass: process.env.EMAIL_PASSWORD
//     }
//   });

//   // 2) Define the email options
//   const mailOptions = {
//     from: `Brian Asquith <${process.env.EMAIL_FROM}>`,
//     to: options.email,
//     subject: options.subject,
//     text: options.message
//     // html:
//   };

//   // 3) Actually send the email
//   await transporter.sendMail(mailOptions);
// };

// module.exports = sendEmail;