zents/lib/email/EmailFactory.js

ZenTS is a Node.js & TypeScript MVC-Framework for building rich web applications, released as free and open-source software under the MIT License. It is designed for building web applications with modern tools and design patterns.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EmailFactory = void 0;
const config_1 = require("../config/config");
const nodemailer_1 = require("nodemailer");
const html_to_text_1 = require("html-to-text");
const logger_1 = require("../log/logger");
const mjml_1 = __importDefault(require("mjml"));
const nunjucks_1 = require("nunjucks");
class EmailFactory {
    constructor(emailTemplates) {
        var _a;
        this.emailTemplates = emailTemplates;
        if ((_a = config_1.config.email) === null || _a === void 0 ? void 0 : _a.enable) {
            this.transporter = nodemailer_1.createTransport(config_1.config.email);
        }
        else {
            this.transporter = null;
        }
    }
    async send(options) {
        var _a, _b, _c, _d, _e;
        if (this.transporter === null) {
            throw new Error('Trying to send an E-Mail without proper email configuration. Please enable email in your ZenTS configuration before sending emails');
        }
        else if (!this.emailTemplates.has(options.template)) {
            throw new Error(`Email template "${options.template}" not found!`);
        }
        const engine = (_a = options.engine) !== null && _a !== void 0 ? _a : config_1.config.email.engine;
        const { template, payload } = options;
        let content = this.emailTemplates.get(template);
        if (engine !== 'plain') {
            content = nunjucks_1.renderString(content, payload);
        }
        if (engine === 'mjml') {
            const result = mjml_1.default(content, (_b = config_1.config.email) === null || _b === void 0 ? void 0 : _b.mjml);
            if (result.errors.length) {
                logger_1.log.error(result.errors);
                throw new Error('Failed to render MJML! See error(s) above for more information.');
            }
            content = result.html;
        }
        const data = typeof config_1.config.email.mailOptions === 'undefined'
            ? options
            : Object.assign({}, config_1.config.email.mailOptions, options);
        if (engine !== 'plain') {
            data.html = content;
            if ((_d = (_c = config_1.config.email) === null || _c === void 0 ? void 0 : _c.htmlToText) === null || _d === void 0 ? void 0 : _d.enable) {
                data.text = html_to_text_1.htmlToText(content, (_e = config_1.config.email) === null || _e === void 0 ? void 0 : _e.htmlToText);
            }
        }
        else if (!data.keepText) {
            data.text = content;
        }
        return (await this.transporter.sendMail(data));
    }
}
exports.EmailFactory = EmailFactory;
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