From 90564e6abcaf1e40c5f8f5aa4ef48141966c3d39 Mon Sep 17 00:00:00 2001
From: Cerebro-184 <mr.dipesh184@gmail.com>
Date: Fri, 13 Mar 2026 00:11:18 +0530
Subject: [PATCH 1/3] false commit

---
 auth.js     | 46 +++++++++++++++++++++++++++++++---------------
 index.html  |  2 +-
 signin.html |  2 +-
 signup.html |  2 +-
 4 files changed, 34 insertions(+), 18 deletions(-)

diff --git a/auth.js b/auth.js
index f42ba70..8c21405 100644
--- a/auth.js
+++ b/auth.js
@@ -28,8 +28,8 @@ if (signupForm) {
   signupForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const username = document.getElementById("username").value;
-    const email = document.getElementById("email").value;
+    const username = document.getElementById("username").value.trim();
+    const email = document.getElementById("email").value.trim();
     const password = document.getElementById("password").value;
     const confirmPassword = document.getElementById("confirmPassword").value;
     const error = document.getElementById("signupError");
@@ -41,10 +41,25 @@ if (signupForm) {
       return;
     }
 
-    const user = { username, email, password };
-    localStorage.setItem("user", JSON.stringify(user));
+    // getting existing users
+    let users = JSON.parse(localStorage.getItem("users")) || [];
 
-    window.location.href = getMainPagePath("signin.html");
+    // if username already exists
+    const userExists = users.some(user => user.email === email);
+
+    if (userExists) {
+      error.textContent = "User already exists!";
+      return;
+    }
+
+    // new user
+    const newUser = { username, email, password };
+    users.push(newUser);
+    localStorage.setItem("users", JSON.stringify(users));
+
+    localStorage.setItem("loggedIn", "true");
+    localStorage.setItem("loggedInUser", username);
+    window.location.href = getMainPagePath("index.html");
   });
 }
 
@@ -55,18 +70,19 @@ if (signinForm) {
   signinForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const email = document.getElementById("loginEmail").value;
+    const email = document.getElementById("loginEmail").value.trim();
     const password = document.getElementById("loginPassword").value;
     const error = document.getElementById("loginError");
-    const storedUser = JSON.parse(localStorage.getItem("user"));
 
-    if (
-      storedUser &&
-      storedUser.email === email &&
-      storedUser.password === password
-    ) {
+    const users = JSON.parse(localStorage.getItem("users")) || [];
+
+    const user = users.find(
+      u => u.email === email && u.password === password
+    );
+
+    if (user) {
       localStorage.setItem("loggedIn", "true");
-      localStorage.setItem("loggedInUser", storedUser.username);
+      localStorage.setItem("loggedInUser", user.username);
       window.location.href = getMainPagePath("index.html");
     } else {
       error.textContent = "Invalid email or password";
@@ -86,8 +102,8 @@ function showLoggedInUser() {
   const username = localStorage.getItem("loggedInUser");
   const userElement = document.getElementById("navUsername");
 
-  if (userElement && username) {
-    userElement.textContent = username;
+  if (userElement) {
+    userElement.textContent = username ? username : "User";
   }
 }
 
diff --git a/index.html b/index.html
index 6415c58..1f202f2 100644
--- a/index.html
+++ b/index.html
@@ -167,12 +167,12 @@ <h3>Tic Tac Toe</h3>
 
   <!--  AUTH SYSTEM -->
   <script src="auth.js"></script>
+  <script src="script.js"></script>
   <script>
     checkAuth();        // protect page
     showLoggedInUser(); // show username
   </script>
 
-  <script src="script.js"></script>
 
 </body>
 
diff --git a/signin.html b/signin.html
index eb4608a..4d32b21 100644
--- a/signin.html
+++ b/signin.html
@@ -33,7 +33,7 @@ <h2>Login</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = "index.html";
+      window.location.href = getMainPagePath("index.html");
     }
   </script>
 </body>
diff --git a/signup.html b/signup.html
index 9764c0d..71268e1 100644
--- a/signup.html
+++ b/signup.html
@@ -42,7 +42,7 @@ <h2>Create Account</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = "index.html";
+      window.location.href = getMainPagePath("index.html");
     }
   </script>
 </body>

From cf6a9798d1d0cff647890641205da3e3cdef1304 Mon Sep 17 00:00:00 2001
From: Cerebro-184 <mr.dipesh184@gmail.com>
Date: Fri, 13 Mar 2026 00:13:59 +0530
Subject: [PATCH 2/3] true commit

---
 auth.js     | 48 ++++++++++++++++--------------------------------
 index.html  |  4 ++--
 signin.html |  4 ++--
 signup.html |  4 ++--
 4 files changed, 22 insertions(+), 38 deletions(-)

diff --git a/auth.js b/auth.js
index 8c21405..25ec070 100644
--- a/auth.js
+++ b/auth.js
@@ -28,8 +28,8 @@ if (signupForm) {
   signupForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const username = document.getElementById("username").value.trim();
-    const email = document.getElementById("email").value.trim();
+    const username = document.getElementById("username").value;
+    const email = document.getElementById("email").value;
     const password = document.getElementById("password").value;
     const confirmPassword = document.getElementById("confirmPassword").value;
     const error = document.getElementById("signupError");
@@ -41,25 +41,10 @@ if (signupForm) {
       return;
     }
 
-    // getting existing users
-    let users = JSON.parse(localStorage.getItem("users")) || [];
+    const user = { username, email, password };
+    localStorage.setItem("user", JSON.stringify(user));
 
-    // if username already exists
-    const userExists = users.some(user => user.email === email);
-
-    if (userExists) {
-      error.textContent = "User already exists!";
-      return;
-    }
-
-    // new user
-    const newUser = { username, email, password };
-    users.push(newUser);
-    localStorage.setItem("users", JSON.stringify(users));
-
-    localStorage.setItem("loggedIn", "true");
-    localStorage.setItem("loggedInUser", username);
-    window.location.href = getMainPagePath("index.html");
+    window.location.href = getMainPagePath("signin.html");
   });
 }
 
@@ -70,19 +55,18 @@ if (signinForm) {
   signinForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const email = document.getElementById("loginEmail").value.trim();
+    const email = document.getElementById("loginEmail").value;
     const password = document.getElementById("loginPassword").value;
     const error = document.getElementById("loginError");
+    const storedUser = JSON.parse(localStorage.getItem("user"));
 
-    const users = JSON.parse(localStorage.getItem("users")) || [];
-
-    const user = users.find(
-      u => u.email === email && u.password === password
-    );
-
-    if (user) {
+    if (
+      storedUser &&
+      storedUser.email === email &&
+      storedUser.password === password
+    ) {
       localStorage.setItem("loggedIn", "true");
-      localStorage.setItem("loggedInUser", user.username);
+      localStorage.setItem("loggedInUser", storedUser.username);
       window.location.href = getMainPagePath("index.html");
     } else {
       error.textContent = "Invalid email or password";
@@ -102,8 +86,8 @@ function showLoggedInUser() {
   const username = localStorage.getItem("loggedInUser");
   const userElement = document.getElementById("navUsername");
 
-  if (userElement) {
-    userElement.textContent = username ? username : "User";
+  if (userElement && username) {
+    userElement.textContent = username;
   }
 }
 
@@ -112,4 +96,4 @@ function logout() {
   localStorage.removeItem("loggedIn");
   localStorage.removeItem("loggedInUser");
   window.location.href = getMainPagePath("signin.html");
-}
+}
\ No newline at end of file
diff --git a/index.html b/index.html
index 1f202f2..8c0bfac 100644
--- a/index.html
+++ b/index.html
@@ -167,13 +167,13 @@ <h3>Tic Tac Toe</h3>
 
   <!--  AUTH SYSTEM -->
   <script src="auth.js"></script>
-  <script src="script.js"></script>
   <script>
     checkAuth();        // protect page
     showLoggedInUser(); // show username
   </script>
 
+  <script src="script.js"></script>
 
 </body>
 
-</html>
+</html>
\ No newline at end of file
diff --git a/signin.html b/signin.html
index 4d32b21..62d043c 100644
--- a/signin.html
+++ b/signin.html
@@ -33,8 +33,8 @@ <h2>Login</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = getMainPagePath("index.html");
+      window.location.href = "index.html";
     }
   </script>
 </body>
-</html>
+</html>
\ No newline at end of file
diff --git a/signup.html b/signup.html
index 71268e1..a7f9979 100644
--- a/signup.html
+++ b/signup.html
@@ -42,8 +42,8 @@ <h2>Create Account</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = getMainPagePath("index.html");
+      window.location.href = "index.html";
     }
   </script>
 </body>
-</html>
+</html>
\ No newline at end of file

From 5d011eb1654a7dd1754d0d5f236bf156bd0c5b8a Mon Sep 17 00:00:00 2001
From: Cerebro-184 <mr.dipesh184@gmail.com>
Date: Fri, 13 Mar 2026 00:18:49 +0530
Subject: [PATCH 3/3] Add: issue regarding signup and signin

---
 auth.js     | 49 +++++++++++++++++++++++++++++++++----------------
 index.html  |  6 +++---
 signin.html |  2 +-
 signup.html |  2 +-
 4 files changed, 38 insertions(+), 21 deletions(-)

diff --git a/auth.js b/auth.js
index 25ec070..5cf1de8 100644
--- a/auth.js
+++ b/auth.js
@@ -28,8 +28,8 @@ if (signupForm) {
   signupForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const username = document.getElementById("username").value;
-    const email = document.getElementById("email").value;
+    const username = document.getElementById("username").value.trim();
+    const email = document.getElementById("email").value.trim();
     const password = document.getElementById("password").value;
     const confirmPassword = document.getElementById("confirmPassword").value;
     const error = document.getElementById("signupError");
@@ -41,10 +41,25 @@ if (signupForm) {
       return;
     }
 
-    const user = { username, email, password };
-    localStorage.setItem("user", JSON.stringify(user));
+    // getting existing users
+    let users = JSON.parse(localStorage.getItem("users")) || [];
 
-    window.location.href = getMainPagePath("signin.html");
+    // if username already exists
+    const userExists = users.some(user => user.email === email);
+
+    if (userExists) {
+      error.textContent = "User already exists!";
+      return;
+    }
+
+    // new user
+    const newUser = { username, email, password };
+    users.push(newUser);
+    localStorage.setItem("users", JSON.stringify(users));
+
+    localStorage.setItem("loggedIn", "true");
+    localStorage.setItem("loggedInUser", username);
+    window.location.href = getMainPagePath("index.html");
   });
 }
 
@@ -55,18 +70,19 @@ if (signinForm) {
   signinForm.addEventListener("submit", (event) => {
     event.preventDefault();
 
-    const email = document.getElementById("loginEmail").value;
+    const email = document.getElementById("loginEmail").value.trim();
     const password = document.getElementById("loginPassword").value;
     const error = document.getElementById("loginError");
-    const storedUser = JSON.parse(localStorage.getItem("user"));
 
-    if (
-      storedUser &&
-      storedUser.email === email &&
-      storedUser.password === password
-    ) {
+    const users = JSON.parse(localStorage.getItem("users")) || [];
+
+    const user = users.find(
+      u => u.email === email && u.password === password
+    );
+
+    if (user) {
       localStorage.setItem("loggedIn", "true");
-      localStorage.setItem("loggedInUser", storedUser.username);
+      localStorage.setItem("loggedInUser", user.username);
       window.location.href = getMainPagePath("index.html");
     } else {
       error.textContent = "Invalid email or password";
@@ -86,8 +102,8 @@ function showLoggedInUser() {
   const username = localStorage.getItem("loggedInUser");
   const userElement = document.getElementById("navUsername");
 
-  if (userElement && username) {
-    userElement.textContent = username;
+  if (userElement) {
+    userElement.textContent = username ? username : "User";
   }
 }
 
@@ -96,4 +112,5 @@ function logout() {
   localStorage.removeItem("loggedIn");
   localStorage.removeItem("loggedInUser");
   window.location.href = getMainPagePath("signin.html");
-}
\ No newline at end of file
+}
+
diff --git a/index.html b/index.html
index 8c0bfac..37a26a7 100644
--- a/index.html
+++ b/index.html
@@ -1,4 +1,4 @@
-<!doctype html>
+<!DOCTYPE html>
 <html lang="en">
 
 <head>
@@ -167,13 +167,13 @@ <h3>Tic Tac Toe</h3>
 
   <!--  AUTH SYSTEM -->
   <script src="auth.js"></script>
+  <script src="script.js"></script>
   <script>
     checkAuth();        // protect page
     showLoggedInUser(); // show username
   </script>
 
-  <script src="script.js"></script>
 
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/signin.html b/signin.html
index 62d043c..5e98d6d 100644
--- a/signin.html
+++ b/signin.html
@@ -33,7 +33,7 @@ <h2>Login</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = "index.html";
+      window.location.href = getMainPagePath("index.html");
     }
   </script>
 </body>
diff --git a/signup.html b/signup.html
index a7f9979..ee0fac1 100644
--- a/signup.html
+++ b/signup.html
@@ -42,7 +42,7 @@ <h2>Create Account</h2>
   <script src="script.js"></script>
   <script>
     if (localStorage.getItem("loggedIn")) {
-      window.location.href = "index.html";
+      window.location.href = getMainPagePath("index.html");
     }
   </script>
 </body>