Authentication.js

const _ = require('lodash');
const PROVIDER = Symbol('provider');
const logger = require('@geek/logger').createLogger('@titanium/authentication', { meta: { filename: __filename } });

class Authentication {

	constructor({ provider, options = {}} = {}) {

			if (_.isNil(provider)) {
				throw new Error('Must provide a valid Authentication service provider');
			}
			if (_.isString(provider)) {
				this[PROVIDER] = new (require(provider))(options);
			} else {
				this[PROVIDER] = provider;
			}
	}

	get token(){
		return this[PROVIDER].token;
	}

	
	async authenticate(...args) {
		logger.track('🔒  you are here → Authentication.authenticate');
		return await this[PROVIDER].authenticate(...args);
	}

	async isAuthenticated(...args) {
		logger.track('🔒  you are here → Authentication.isAuthenticated');
		return await this[PROVIDER].isAuthenticated(...args);
	}

	async getAuthToken(...args) {
		logger.track('🔒  you are here → Authentication.getAuthToken()');
		return await this[provider].getAuthToken(...args);
	}

	async logout(...args) {
		logger.track('🔒  you are here → Authentication.logout()');
		return await this[PROVIDER].logout(...args);
	}

	async renew(...args) {
		logger.track('🔒  you are here → Authentication.renew()');
		return await this[PROVIDER].renew(...args);
	}

	static async getPublicKey(...args) {
		logger.track(`🔒  you are here → Authentication.getPublicKey()`);

		let public_key;
		if (_.isFunction(this[PROVIDER].getPublicKey)) {
			public_key = await this[PROVIDER].getPublicKey(...args);
		}

		return public_key;
	}

}

module.exports = Authentication;