diff --git a/index.js b/index.js
index 9dfcdf6..b42165c 100644
--- a/index.js
+++ b/index.js
@@ -20,14 +20,20 @@ app.use(cookieParser());
 const secretKey = process.env.COOKIE_SECRET_KEY;
 
 app.get('/',  (req, res) => {
-  res.sendFile(path.join(__dirname, '/public/pages/connectionView.html'))
+  const token = req.cookies.authToken;
+
+  if(token) {
+    res.sendFile(path.join(__dirname, '/public/pages/gameView.html'))
+  } else {
+    res.sendFile(path.join(__dirname, '/public/pages/connectionView.html'))
+  }
 })
 
 app.get('/game', (req, res) => {
   const token = req.cookies.authToken;
 
   if (!token) {
-    return res.status(401).send('Access denied. No token provided.');
+    res.sendFile(path.join(__dirname, '/public/pages/connectionView.html'))
   }
 
   res.sendFile(path.join(__dirname, '/public/pages/gameView.html'))
@@ -39,6 +45,17 @@ app.post('/register', (req, res) => {
   if (!pseudo || !password) {
     return res.status(400).send('Email and password are required.');
   }
+
+  const getPseudoQuery = 'SELECT pseudo FROM users WHERE pseudo = ?'
+  db.query(getPseudoQuery, [pseudo], (err, results) => {
+    if (err) {
+      console.error('Error retrieving user info from the database:', err);
+      return res.status(500).send('Internal server error.');
+    }
+    if (results.length !== 0) {
+      return res.status(403).send({message:'User already exist. Try another username'});
+    }
+  });
   
   const query = 'INSERT INTO users (pseudo, password) VALUES (?, ?)';
   db.query(query, [pseudo, password], (err, results) => {
@@ -65,7 +82,6 @@ app.get('/user-info', (req, res) => {
     const decoded = jwt.verify(token, secretKey);
     const query = 'SELECT pseudo FROM users WHERE pseudo = ?';
     db.query(query, [decoded.pseudo], (err, results) => {
-      console.log(results)
       if (err) {
         console.error('Error retrieving user info from the database:', err);
         return res.status(500).send('Internal server error.');
diff --git a/public/scripts/connection.js b/public/scripts/connection.js
index d98e4bf..c74869f 100644
--- a/public/scripts/connection.js
+++ b/public/scripts/connection.js
@@ -5,8 +5,6 @@ document.getElementById('registerForm').addEventListener('submit', async functio
     const password = document.getElementById('password').value;
     const messageDiv = document.getElementById('message');
 
-    console.log("test")
-
     try {
         const response = await fetch('/register', {
             method: 'POST',
@@ -17,7 +15,9 @@ document.getElementById('registerForm').addEventListener('submit', async functio
         });
 
         const result = await response.json();
-
+        console.log("test")
+        console.log(result)
+        
         if (response.ok) {
             messageDiv.textContent = 'User registered successfully!';
             messageDiv.style.color = 'green';
@@ -27,6 +27,7 @@ document.getElementById('registerForm').addEventListener('submit', async functio
             messageDiv.style.color = 'red';
         }
     } catch (error) {
+        console.log("testE")
         messageDiv.textContent = `Error: ${error.message}`;
         messageDiv.style.color = 'red';
     }