app.js

const express = require('express');
const app = express();
const morgan = require('morgan');
const bodyParser = require('body-parser');

const productRoute = require('./routes/product-route');
const orderRoute = require('./routes/order-route');
const userRoute = require('./routes/user-route');
const imageRoute = require('./routes/image-route');


app.use(morgan('dev'));
app.use('/uploads', express.static('uploads'));
app.use(bodyParser.urlencoded({extended: false})); // apenas dados simples
app.use(bodyParser.json()); // apenas json de entrada no body

app.use((req, res, next) => {
    res.header('Acces-Control-Allow-Origin', '*');
    res.header(
        'Acces-Control-Allow-Header', 
        'Origin, X-Requested-Whith, 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('/products', productRoute);
app.use('/orders', orderRoute);
app.use('/users', userRoute);
app.use('/images', imageRoute);


// quando não encontra rota, entra aqui:
app.use((req, res, next) => {
    const erro = new Error('Não encontrado');
    erro.status = 404;
    next(erro);
});

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