server.js

// const app = require('express')()
const express = require('express')
const methodOverride = require('method-override')
const { engine } = require('express-handlebars')
const session = require('express-session')
const flash = require('connect-flash')
const MongoStore = require('connect-mongo')
const passport = require('passport')
require('dotenv').config()
require('./config/passport')

const { dbConnection } = require('./database/config')
const { routerAuth } = require('./routes/auth')
const { routerDev } = require('./routes/db')
const { routerPosts } = require('./routes/posts')

// Inicializo la aplicación de express
const app = express()

// Conectar a la DB
dbConnection()

// Template Engine
app.engine('hbs', engine({extname: '.hbs'}))
app.set('view engine', 'hbs')
app.set('views', './views')

// Middlewares
app.use(express.static('public'))
app.use(express.urlencoded({ extended: false }))
app.use(express.json())
app.use(methodOverride('_method'))
app.use(
	session({
		secret: process.env.SESSION_SECRET,
		resave: true,
		saveUninitialized: true,
		store: MongoStore.create({ mongoUrl: process.env.DB_LOCAL_URI})
	})
)
app.use(passport.initialize())
app.use(passport.session())
app.use(flash())

app.use((req, res, next) => {
	res.locals.todo_ok = req.flash("todo_ok")
	res.locals.todo_error = req.flash("todo_error")
	res.locals.user = req.user || null
	// TODO: Pasar una variable a los handlebars para alternar entre Bootstrap y Metro UI 4
	/* METRO FRAMEWORK
	if (process.env.METRO_FRAMEWORK === "TRUE")	// Variables de entorno siempre son cadenas
		res.locals.metro_framework = true
	*/
	next()
})

// Routes
app.use('/', routerAuth)
app.use('/', routerDev) // Solo para desarrollo
app.use('/', routerPosts)

const PORT = process.env.PORT
app.listen(PORT, err => {
	if (err) throw new Error('Ocurrió un problema con el servidor: ', err)
	console.log(`Servidor express escuchando en el puerto ${PORT}`)
})