optimizeEmailCode

var nodemailer = require("nodemailer"); // package.json--   "nodemailer": "^6.4.2",
var emailConfig = require('../config/email')

const sendEmail = (subject, messageBody, mailTo) =>{
    // create reusable transporter object using the default SMTP transport 
    const mailOptions = {
        from: emailConfig.from, // sender address
        to: mailTo, // list of receivers
        subject: subject, // Subject line
        html: messageBody// html body
    };

    let transporter = nodemailer.createTransport({
        host: emailConfig.host,
        port: emailConfig.port,
        secure: emailConfig.secure, // true for 465, false for other ports
        debug: emailConfig.debug,
        auth: {
            user: emailConfig.auth.user, //process.env.GMAIL_USER, // generated ethereal user
            pass: emailConfig.auth.pass //process.env.GMAIL_PASSWORD // generated ethereal password
        },
        tls: {
            rejectUnauthorized: emailConfig.tls.rejectUnauthorized
        }
    });

    let response;
    // send mail with defined transport object
    transporter.sendMail(mailOptions).then(result => { // await
        console.log('Email send successfull sent: %s', result);
        response = { EmailSend: true, msg: "Successfully send email " };
    }).catch(err => {
        console.log('Error while sending email : %s', err);
        response = { EmailSend: false, msg: "Fail to send e-mail " + err };
    })
    return response;
}

exports.sendEmail = sendEmail;

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var sendEmailToUserForgerPassword = (data) => { // async
  let messageBody = 'Hi  ' + data.Name + ','
    + '<br><br>Your password for Shyam Parivar is: ' + cryptr.decrypt(data.Password)
    + '<br><br>Shyam Mobile Palace'
    + '<br>Shop no. 47, Hisar Road, Bhattu Mandi'
    + '<br>Fatehabad, Haryana 125053'
    + '<br>Mobile Number: +91 - 9254622222 + 91 - 9017822222'
    + '<br>Email: shyamparivar@shyammobile.com';

  const subject = 'Password request';
  const mailTo = data.Email;
  let response = sendEmail(subject, messageBody, mailTo);
  return response;
}