server.js

require("dotenv").config();
const express = require("express"),
	bodyParser = require("body-parser"),
	cookieParser = require("cookie-parser"),
	log = require("morgan"),
	path = require("path"),
	cors = require("cors"),
	multer = require("multer"),
	upload = multer(),
	app = express(),
	connectDB = require("./config/db"),
	PORT = process.env.PORT || 3000,
	NODE_ENV = process.env.NODE_ENV || "development";

app.set("port", PORT);
app.set("env", NODE_ENV);

app.use(cors());
app.use(log("tiny"));

// parse application/json
app.use(bodyParser.json());

// parse raw text
app.use(bodyParser.text());

// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

// parse multipart/form-data
app.use(upload.array());
app.use(express.static("public"));

app.use(cookieParser());

connectDB();

require("./routes")(app);

// catch 404
app.use((req, res, next) => {
	// log.error(`Error 404 on ${req.url}.`);
	res.status(404).send({ status: 404, error: "Not found" });
});

// catch errors
app.use((err, req, res, next) => {
	const status = err.status || 500;
	const msg = err.error || err.message;
	// log.error(`Error ${status} (${msg}) on ${req.method} ${req.url} with payload ${req.body}.`);
	res.status(status).send({ status, error: msg });
});

module.exports = app;

app.listen(PORT, () => {
	console.log(
		`Express Server started on Port ${app.get(
			"port",
		)} | Environment : ${app.get("env")}`,
	);
});