app.js

const express = require('express');
const app = express();

require('./lib/extensions/response');

app.use(express.json({
    verify: (_, res, buf, __) => {
        try {
            JSON.parse(buf);
        } catch {
            res.badRequest('Invalid JSON in body.');
        }
    }
}));

const Controller = require('./lib/controllers/controller');
const VideoGamesService = require('./lib/services/video-games');
const InMemory = require('./lib/storage/in-memory');

const storage = new InMemory();
const videoGamesService = new VideoGamesService(storage);
const controller = new Controller(videoGamesService);

app.get('/ping', (_, res) => {
    res.send('pong');
});

app.get('/video_games', (_, res) => {
    controller.getAll(res);
});

app.get('/video_games/:id', (req, res) => {
    controller.get(req, res);
});

app.post('/video_games', (req, res) => {
    controller.add(req, res);
});

app.put('/video_games/:id', (req, res) => {
    controller.put(req, res);
});

app.delete('/video_games/:id', (req, res) => {
    controller.delete(req, res);
});

let env = process.env.API_ENV;
env = (env ? env.toUpperCase() : 'DEV');

if (env === 'DEV') {
    const TestingController = require('./lib/controllers/testing-controller');
    const testingController = new TestingController(storage);

    app.get('/api_tests/setup', (_, res) => {
        testingController.setup(res);
    });
}

const Config = require('./lib/utils/config');

Config.fromEnvironment(env)
    .then(config => {
        const hostname = config.hostname;
        const port = config.port;

        app.listen(port, hostname, () => {
            console.log(`API Farm listening on http://${hostname}:${port}`);
        });
    })
    .catch(console.error);