services.js

import Container from '../app/Container';

import Express from 'express';
import { createNamespace } from 'cls-hooked';
import uuid4 from 'uuid/v4';
import EventEmitter from 'events';

import config from '../config';
import Logger from './Logger';
import DatabaseConnection from './DatabaseConnection';
import Database from './Database';
import Signer from './Signer';
import Session from './Session';
import Auth from './Auth';
import MailerTransport from './MailerTransport';
import Mailer from './Mailer';
import Stripe from './Stripe';
import Password from './Password';

export default () => {
    const namespace = createNamespace(uuid4());

    const container = new Container(namespace);
    const express = new Express();

    express.use((req, res, next) => {
        namespace.bindEmitter(req);
        namespace.bindEmitter(res);

        namespace.run(() => {
            next();
        });
    });

    container.register('config', () => config);
    container.register('express', () => express);
    container.register('events', EventEmitter);
    container.register('session', Session, ['auth', 'db'], { scoped: true });
    container.register('logger', Logger, ['config']);
    container.register('dbConnection', DatabaseConnection, ['config', 'logger']);
    container.register('db', Database, ['dbConnection']);
    container.register('signer', Signer, ['config']);
    container.register('mailerTransport', MailerTransport, ['config']);
    container.register('mailer', Mailer, ['config', 'logger', 'mailerTransport', 'views']);
    container.register('auth', Auth, ['config', 'logger', 'db', 'signer']);
    container.register('stripe', Stripe, ['config']);
    container.register('password', Password);

    return container;
};