Statelessness, Setting and Reading Cookies

Author: codingChewie

app.js

@@ -1,9 +1,11 @@
 const express = require('express')
 const eyes = require('eyespect')
+const cookieParser = require('cookie-parser')
 
 const app = express()
 
 app.use(express.urlencoded({ extended: false }))
+app.use(cookieParser())
 
 app.set('view engine', 'pug')
 
@@ -18,10 +20,13 @@ app.get('/cards', (req, res) => {
 })
 
 app.get('/hello', (req, res) => {
-  res.render('hello')
+  res.render('hello', {
+    name: req.cookies.username,
+  })
 })
 
 app.post('/hello', (req, res) => {
+  res.cookie('username', req.body.username)
   res.render('hello', {
     name: req.body.username,
   })

package-lock.json

@@ -21,6 +21,7 @@
   },
   "homepage": "https://github.com/codingChewie/express-basics#readme",
   "dependencies": {
+    "cookie-parser": "^1.4.4",
     "express": "^4.17.1",
     "pug": "^2.0.4"
   },