refactoring: fixed indentations and removed useless comments in LoginGUI

src/main/java/LoginGUI.java

@@ -35,7 +35,6 @@ public class LoginGUI extends JFrame implements ActionListener {
         return signUpButton;
     }
 
-    
     public LoginGUI() {
         setTitle("Login");
         setSize(300, 220);
@@ -98,27 +97,23 @@ public class LoginGUI extends JFrame implements ActionListener {
         }else if (e.getSource() == signUpButton) {
             SignUpGUI signUpGUI = new SignUpGUI();
             signUpGUI.setVisible(true);
-            
         }
     }
 
     private void login() {
         String username = usernameField.getText();
         String password = new String(passwordField.getPassword());
-        boolean stayLoggedIn = stayLoggedInCheckbox.isSelected(); // Get checkbox state
 
         if (authenticateUser(username, password)) {
             JOptionPane.showMessageDialog(this, "Login successful!");            
-            // Perform actions after successful login
-            
             dispose();
         } else {
             JOptionPane.showMessageDialog(this, "Invalid username or password", "Login Error", JOptionPane.ERROR_MESSAGE);
         }
     }
     
-    private void updateStayLoggedIn(String username, boolean stayLoggedIn) {
     // Update stayLoggedIn in the JSON file for the user
+    private void updateStayLoggedIn(String username, boolean stayLoggedIn) {
     	CreateUser.updateStayLoggedIn("user.json", username, stayLoggedIn);
     }
     
@@ -128,16 +123,14 @@ public class LoginGUI extends JFrame implements ActionListener {
         if (userList != null) {
         	for (CreateUser user : userList) {
                 if (user.getUserName().equals(username)) {
-                // Hash the user input password
                 	String hashedPassword = hashPassword(password);
-                // Compare the hashed passwords
                 	if (user.getPassword().equals(hashedPassword)) {
-             return true; // Success
+                		return true; 
                 	}
                 }
         	}
         }
-        return false; // Fail
+        return false; 
     }
 
     private String hashPassword(String password) {