const config = require('config') //Default configuration file
const express = require('express')
const app = express()
const port = process.env.NODE_ENV === 'production' ? 80 : 3001
require('./database/mongoose')
const docs = require('./swagger.js');
const swaggerUI = require('swagger-ui-express')
const { errorLogger, errorResponder } = require('./middleware/errorHandling.js')
const requestLogging = require('./middleware/requestLogging.js')
const cors = require('cors') //Cross-origin resource sharing
const helmet = require('helmet') //Basic protection against attacks like XSS
const fs = require('fs')
const path = require('path')
const routesDirectory = path.resolve(__dirname) + '/routes/'
// console.log(config.util.getEnv('NODE_ENV'))

app.use(errorLogger);
app.use(errorResponder);
app.use(express.json())
app.use('/api-docs', swaggerUI.serve, swaggerUI.setup(docs))
app.use(requestLogging)
app.use(cors())
app.use(helmet())

fs.readdirSync(routesDirectory).forEach(route => {
    app.use(require(routesDirectory + route))
})


app.get('/', (req, res) => {
    try {
        res.send('Wello Horld!')
    } catch (e) {
        res.status(500).send(e)
    }
})


app.listen(port, () => {
    console.log('Server is up on port ' + port)
})