app.js

const createError = require('http-errors')
const express = require('express')
const { isMulterError, multerErrorHandling } = require('./utils/multer')

// Attach response headers
const responseHeaders = require('./middlewares/responseHeaders')

// import app middlewares
const AppMiddlewares = require('./middlewares')

// import routes
const indexRouter = require('./routes/index')

const app = express()

// Add Middlewares, routes
AppMiddlewares(app)
app.use('/', responseHeaders, indexRouter)

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404))
})

// error handler
app.use(function (err, req, res, next) {
  if (isMulterError(err)) {
    multerErrorHandling(err, req, res)
  } else {
    res.boom.notFound(err)
  }
})

module.exports = app