app.ts

// Enable source maps
import 'source-map-support/register'

// Enable path aliases
import 'module-alias/register'

// Load .env file
import dotenv from 'dotenv'
dotenv.config()

// Setup config
import config from '@lib/config'

// Logging setup
import log from '@lib/log'
log.level = config.logLevel

// Express setup
import express from 'express'
import fileUpload from 'express-fileupload'
const app = express()
app.use(express.json())
app.use(express.urlencoded({ extended: true }))
app.use(fileUpload({ createParentPath: true }))

// DB setup
import mongoose from '@lib/mongoose'

// Auth setup
import cookieParser from 'cookie-parser'
import expressSession from 'express-session'
import connectMongo from 'connect-mongo'
import passport from '@lib/passport'
app.use(cookieParser())
app.use(
    expressSession({
        secret: config.authSecret,
        resave: true,
        saveUninitialized: true,
        store: new (connectMongo(expressSession))({
            mongooseConnection: mongoose.connection,
        }),
        cookie: {
            httpOnly: true,
            sameSite: 'strict',
            signed: true,
        },
    })
)
app.use(passport.initialize())
app.use(passport.session())

// Recursively finds and adds endpoints
import fs from 'fs'
const registerEndpoints = (path: string, requireRelativePrefix = '') => {
    const files = fs.readdirSync(`${__dirname}/${path}`)
    for (const file of files) {
        const stat = fs.statSync(`${__dirname}/${path}/${file}`)
        if (stat.isFile()) {
            if (
                file.endsWith('.js') ||
        (file.endsWith('.ts') && !file.endsWith('.d.ts'))
            ) {
                const name = `${path}/${file.substr(0, file.length - 3)}`
                log.info('Registering endpoint: /' + name)
                // eslint-disable-next-line @typescript-eslint/no-var-requires
                require(`${__dirname}/${requireRelativePrefix}${name}`)(
                    app,
                    '/' + name
                )
            }
        } else {
            registerEndpoints(path + '/' + file, requireRelativePrefix)
        }
    }
}

// API setup
registerEndpoints('api')

// Server side rendering setup
import expressHandlebars from 'express-handlebars'
app.set('views', `${__dirname}/views`)
app.set('view engine', 'handlebars')
app.engine(
    'handlebars',
    expressHandlebars({
        extname: 'handlebars',
        layoutsDir: `${__dirname}/views/layouts`,
        partialsDir: `${__dirname}/views`,
    })
)

// Start the Express server
app.listen(config.appPort, config.appHost, () => {
    log.info(`Server is listening at http://${config.appHost}:${config.appPort}`)
})