modify: create middleware for auth verification

index.js

@@ -18,6 +18,13 @@ app.set('views', 'views');
 app.use(express.urlencoded({ extended: true }))
 app.use(session({ secret: 'samplesecret' }))
 
+const requireLogin = (req, res, next) => {
+    if (!req.session.user_id) {
+        return res.redirect('/login')
+    }
+    next();
+}
+
 app.get('/', (req, res) => {
     res.send('Welcome to Home page')
 })
@@ -59,13 +66,14 @@ app.post('/logout', (req, res) => {
     res.redirect('/login')
 })
 
-app.get('/secret', (req, res) => {
-    if (!req.session.user_id) {
-        res.redirect('/login')
-    }
+app.get('/secret', requireLogin, (req, res) => {
     res.render('secret')
 })
 
+app.get('/topsecret', requireLogin, (req, res) => {
+    res.send('Top Secret')
+})
+
 app.listen(3000, () => {
     console.log('Serving on port 3000')
 })