'use strict';
const Mailer = require('nodemailer');
const Ses = require('nodemailer-ses-transport');

exports.register = function (server, options, next) {

    const sendTextMailPrm = function (to, subject, body) {

        const mailOptions = {
            from: options.from,
            to: to,
            subject: subject,
            text: body
            //html: '....'
        };

        const transporter = Mailer.createTransport(Ses({
            accessKeyId: options.username,
            secretAccessKey: options.password,
            region: options.region,
            rateLimit: 5 // do not send more than 5 messages in a second
        }));

        let mailPromise = new Promise((resolve, reject) => {

            transporter.sendMail(mailOptions, function (error, info) {
                if (error) {
                    reject(error);
                }

                resolve(info);
            });
        });

        return mailPromise
            .then((success) => {

                console.log('mailPromise success', success);
                return success;
            })
            .catch(
                (failure) => {

                    console.log('mailPromise success', failure);
                    return failure;
                });
    };

    server.expose({
        sendTextMailPrm: sendTextMailPrm
    });

    next();
};

exports.register.attributes = {
    name: 'sendgrid'
};