app.js

const express = require('express')
const config = require('config')
const path = require('path')
const mongoose = require('mongoose')

const app = express()

app.use(express.json({ extended: true }))
app.use('/api/auth', require('./routes/auth.routes'))
app.use('/api/link', require('./routes/link.routes'))
app.use('/r', require('./routes/redirect.routes'))

if (process.env.NODE_ENV === 'production') {
  app.use('/', express.static(path.join(__dirname, 'client', 'build')))

  app.get('*', (req, res) => {
    res.sendFile(path.resolve(__dirname, 'client', 'build', 'index.html'))
  })
}

const PORT = config.get('port') || 5000
const baseUrl = config.get('baseUrl')

if (baseUrl.startsWith('http://') || baseUrl.startsWith('https://')) {
  console.error("Config Error. Don't use protocol in url!");
  process.exit(1);
}

async function start() {
  try {
    await mongoose.connect(config.get('MongoBaseName'), {
      useNewUrlParser: true,
      useCreateIndex: true,
      useUnifiedTopology: true
    })
    app.listen(PORT, () => console.log(`App started on port: ${PORT}...`))
  } catch (e) {
    console.error('Server Error...', e.message);
    process.exit(1);
  }
}

start()