'use strict'; const gravatar = require('gravatar'); const Joi = require('@hapi/joi'); module.exports = class User { constructor({ name, email, permissions, imageUrl } = {}) { Joi.assert( email, Joi.string() .email() .required(), 'Email' ); this.email = email; this.name = name; this.permissions = permissions; this.imageUrl = imageUrl || gravatar.url(email, { s: '42', d: 'retro' }); } };