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Dec 6th, 2019
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  1. const express = require('express')
  2. const app = express()
  3.  
  4. const fs = require('fs')
  5.  
  6. const port = 3000
  7. const messages = []
  8. let errorMessage;
  9.  
  10. app.use(express.urlencoded({ extended: true}))
  11. app.set('view engine', 'ejs')
  12.  
  13. app.get('/', (request, response) => {
  14. response.render('index', { messages, errorMessage })
  15. })
  16.  
  17. app.post('/entry/create', (request, response) => {
  18. const body = request.body
  19.  
  20. const name = body.name
  21. if (!name) errorMessage = 'The name must be provided.'
  22. const message = body.message
  23. if (!message) errorMessage = 'The message must be provided.'
  24. messages.push({ name, message })
  25.  
  26. response.redirect('/')
  27. })
  28.  
  29. app.listen(port, () => console.log(`The Guestbook server is listening on port ${port}.`))
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