app.js

require('./config/config');
const express = require('express');
const bodyParser = require('body-parser');
const swaggerUi = require('swagger-ui-express');
const swaggerDocument = require('./swagger/swagger');

const app = express();
const mongoose = require('./api/db/mongoose');

const usersRoutes = require('./api/routes/users');
const contatosRoutes = require('./api/routes/contatos');

app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

app.use((req, res, next) => {
    res.header('Access-Control-Allow-Origin', '*');
    res.header(
        'Access-Control-Allow-Headers',
        'Origin, X-Requested-With, Content-Type, Accept, Authorization'
    );
    if (req.method === 'OPTIONS') {
        res.header('Access-Control-Allow-Methods', 'PUT, POST, PATCH, DELETE, GET');
        return res.status(200).send();
    }
    next();
});

app.use('/contatos', contatosRoutes);

app.use('/usuarios', usersRoutes);

app.use('/', swaggerUi.serve, swaggerUi.setup(swaggerDocument));

app.use((req, res, next) => {
    const error = new Error('Not found');
    error.status = 404;
    next(error);
});

app.use((error, req, res, next) => {
    res.status(error.status || 500);
    res.send({
        error: {
            message: error.message
        }
    });
});

module.exports = app;