app.js

const express = require('express');
const mongoose = require('mongoose');
const helmet = require('helmet');
const users = require('./routes/users');

const cards = require('./routes/cards');

const { PORT = 3000 } = process.env;
const app = express();

mongoose.connect('mongodb://localhost:27017/aroundb');

app.listen(PORT, (err, res) => {
  if (err) {
    res.status(500).send({ message: 'An error has occurred on the server' });
  }
  // eslint-disable-next-line no-console
  console.log(`App listening on port ${PORT}`);
});
app.use(express.urlencoded({ extended: true }));
app.use(express.json());
app.use(helmet());

app.use((req, res, next) => {
  req.user = {
    _id: '61d497d3012853c437420687',
  };

  next();
});

app.use('/users', users);
app.use('/cards', cards);

app.use((req, res) => {
  res.status(404).send({ message: 'Requested resource not found' });
});
app.use((err, req, res) => {
  res.status(500).send({ message: 'An error has occurred on the server' });
});