ryanwong
100 lines
2.6 KiB
JavaScript
Executable File
100 lines
2.6 KiB
JavaScript
Executable File
const nodemailer = require('nodemailer');
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const db = require('../models');
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module.exports = {
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/** @private */
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transport: null,
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/** @private */
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from: null,
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/** @private */
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to: null,
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/**
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* Nodemailer initializer
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* @name mailService.initialize
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* @param {{hostname: String, port: Number, username: String, password: String, from: String, to: String}} config Nodemailer configuration
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* @returns {Void}
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*/
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initialize: function (config) {
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this.transport = nodemailer.createTransport({
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host: config.hostname,
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port: config.port,
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auth: {
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user: config.username,
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pass: config.password,
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},
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});
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this.from = config.from;
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this.to = config.to;
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},
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/**
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* Get email template from database
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* @name mailService.template
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* @param {String} slug email template slug
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* @reject {Error}
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* @returns {Promise.<{body: String, subject: String}>} email template
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*/
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template: function (slug) {
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return new Promise(function (resolve, reject) {
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db.email
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.findOne({ where: { slug } })
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.then((response) => {
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if (!response) {
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return reject(`TEMPLATE_NOT_FOUND`);
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} else resolve(response);
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})
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.catch((error) => {
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reject(error);
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});
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});
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},
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/**
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* Inject values into email template
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* @name mailService.inject
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* @param {{body: String, subject: String}} template email template
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* @param {Object.<string, string>} payload template values
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* @returns {{from: String, to: String, subject: String, text: String}} Value injected email template
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*/
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inject: function (template, payload) {
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let mailBody = template.body;
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let mailSubject = template.subject;
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for (const key in payload) {
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const value = payload[key];
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mailBody = mailBody.replace(new RegExp('{{{' + key + '}}}', 'g'), value);
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}
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for (const key in payload) {
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const value = payload[key];
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mailSubject = mailSubject.replace(
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new RegExp('{{{' + key + '}}}', 'g'),
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value,
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);
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}
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return {
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from: this.from,
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to: this.to,
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subject: mailSubject,
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html: mailBody,
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};
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},
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/**
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* Send email
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* @name mailService.send
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* @param {nodemailer.SendMailOptions} template email template
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* @reject {Error} send mail error
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* @returns {Promise.<nodemailer.SentMessageInfo>} send mail info
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*/
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send: function (template) {
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let self = this;
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return new Promise(function (resolve, reject) {
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self.transport
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.sendMail(template)
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.then((response) => resolve(response))
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.catch((error) => reject(error));
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});
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},
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};
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