const path = require('path')

const livereload = require('livereload') // for reload browser

const connectLivereload = require('connect-livereload') // for reload browser

const express = require('express')

const errorController = require('./controllers/errorController')

const pageRouter = require('./routes/pageRoute')

const publicDirectory = path.join(process.cwd(), 'public')

const app = express()

app.set('view engine', 'pug')

app.use(express.static( publicDirectory ))

// -----[ For LiveReload ]-----

// Used for development purpose: To reload browser on file changes

if(process.env.NODE_ENV === 'development') {

const livereloadServer = livereload.createServer() // for reload browser

livereloadServer.watch(publicDirectory)

livereloadServer.server.once('connection', () => {

setTimeout(() => livereloadServer.refresh('/') , 10);

})

app.use(connectLivereload()) // for reload browser

}

app.use(pageRouter)

app.use(errorController.errorHandler)

app.all('*', errorController.pageNotFound)

module.exports = app