Init

src/main/java/team/elrant/bubbles/gui/LoginController.java

@@ -1,6 +1,7 @@
 package team.elrant.bubbles.gui;
 
 import javafx.fxml.FXML;
+import javafx.scene.AccessibleRole;
 import javafx.scene.control.*;
 import javafx.stage.Stage;
 import org.apache.logging.log4j.LogManager;
@@ -19,7 +20,9 @@ public class LoginController {
     @FXML
     private TextField username_field;
     @FXML
-    private PasswordField password_field;
+    private PasswordField password_field_hidden;
+    @FXML
+    private TextField password_field_visible;
     @FXML
     private Button submitButton;
     @FXML
@@ -28,6 +31,8 @@ public class LoginController {
     private Label successfulLoginLabel;
     @FXML
     private CheckBox rememberPassword;
+    @FXML
+    private CheckBox seePasswordCheckbox;
     private @Nullable ConnectedUser connectedUser;
 
 
@@ -38,7 +43,10 @@ public class LoginController {
     @FXML
     protected void onSubmitButtonClick() {
         try {
-            connectedUser = new ConnectedUser(username_field.getText(), password_field.getText(), "bubbles.elrant.team");
+            if (seePasswordCheckbox.isSelected())
+                connectedUser = new ConnectedUser(username_field.getText(), password_field_visible.getText(), "bubbles.elrant.team");
+            else
+                connectedUser = new ConnectedUser(username_field.getText(), password_field_hidden.getText(), "bubbles.elrant.team");
             connectedUser.initializeConnection();
             connectedUser.saveUserToFile("user.dat", rememberPassword.isSelected());
         } catch (Exception e) {
@@ -51,17 +59,33 @@ protected void onSubmitButtonClick() {
         }
     }
 
+    @FXML
+    protected void onSeePasswordCheckBoxClick (){
+        if (seePasswordCheckbox.isSelected()) {
+            password_field_hidden.setVisible(false);
+            password_field_visible.setText(password_field_hidden.getText());
+            password_field_visible.setVisible(true);
+        } else {
+            password_field_visible.setVisible(false);
+            password_field_hidden.setText(password_field_visible.getText());
+            password_field_hidden.setVisible(true);
+        }
+    }
+
     /**
      * Initializes the login form.
      * It loads the username from a file and populates the username field, if available.
      */
     @FXML
     public void initialize() {
         try {
-            User userFromFile = new User("user.dat");
-            if (!userFromFile.getUsername().isEmpty()) {
+            ConnectedUser userFromFile = new ConnectedUser("user.dat");
+            if (!userFromFile.getUsername().equals("uninit")) {
                 username_field.setText(userFromFile.getUsername());
             }
+            if (!userFromFile.getPassword().equals("uninit")){
+                password_field_hidden.setText(userFromFile.getPassword());
+            }
         } catch (Exception ignored) {
             logger.warn("Failed to load user information from file.");
         }

src/main/java/team/elrant/bubbles/gui/SideViewApplication.java

@@ -33,11 +33,11 @@ public void start(@NotNull Stage stage) throws Exception {
             AnchorPane root = fxmlLoader.load();
             @NotNull Scene scene = new Scene(root, 320, 720);
             scene.getStylesheets().add(Objects.requireNonNull(getClass().getResource("styling/fluent-light.css")).toExternalForm());
-            primaryStage.setTitle("Chat");
-            primaryStage.setScene(scene);
-            primaryStage.centerOnScreen();
-            primaryStage.setResizable(false);
-            primaryStage.show();
+            stage.setTitle("Chat");
+            stage.setScene(scene);
+            stage.centerOnScreen();
+            stage.setResizable(false);
+            stage.show();
         } catch (Exception e) {
             logger.error("Error starting SideViewApplication: {}", e.getMessage());
             throw e;

src/main/java/team/elrant/bubbles/xmpp/ConnectedUser.java

@@ -17,9 +17,7 @@
 import org.jxmpp.jid.EntityBareJid;
 import org.jxmpp.jid.impl.JidCreate;
 
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.ObjectOutputStream;
+import java.io.*;
 import java.util.function.Consumer;
 
 /**
@@ -28,7 +26,7 @@
  */
 public class ConnectedUser extends User {
     private static final Logger logger = LogManager.getLogger(ConnectedUser.class);
-    private final @NotNull String password;
+    private final @Nullable String password;
     private @Nullable Roster roster;
     private @Nullable XMPPTCPConnection connection;
     private @Nullable ChatManager chatManager;
@@ -45,6 +43,33 @@ public ConnectedUser(@NotNull String username, @NotNull String password, @NotNul
         this.password = password;
     }
 
+
+    /**
+     * Load a new Connected user from a file.
+     *
+     * @param filename the filename
+     *
+     * @throws IOException            the io exception
+     * @throws ClassNotFoundException the class not found exception
+     */
+    public ConnectedUser(@NotNull String filename) throws IOException, ClassNotFoundException {
+        super("uninit", "uninit"); //initialize after read file
+        try (FileInputStream fileIn = new FileInputStream(filename);
+             ObjectInputStream objectIn = new ObjectInputStream(fileIn)) {
+            ConnectedUser serializedUser = (ConnectedUser) objectIn.readObject();
+            logger.info("User information loaded from {}", filename);
+            super.username = serializedUser.getUsername();
+            super.serviceName = serializedUser.getServiceName();
+            if (serializedUser.getPassword().equals("uninit"))
+                this.password = "";
+            else
+                this.password = serializedUser.getPassword();
+        } catch (IOException | ClassNotFoundException e) {
+            logger.error("Error loading user information from file: {}", e.getMessage());
+            throw e;
+        }
+    }
+
     /**
      * Initializes the XMPP connection, logs in, sets up chat manager, and populates the roster.
      * After connecting, it sends a message to the test user.
@@ -88,6 +113,7 @@ private void addContact(@NotNull BareJid contactJid, @Nullable String nickname)
         }
     }
 
+
     /**
      * Removes a contact from the user's roster.
      *
@@ -148,14 +174,17 @@ public void acceptSubscription(@NotNull BareJid contactJid, @Nullable String nic
      * @param filename The name of the file to save the user information to.
      */
     public void saveUserToFile(@NotNull String filename, boolean savePassword) {
+        File file = new File("user.dat");
+        file.delete();
+
         try (@NotNull FileOutputStream fileOut = new FileOutputStream(filename);
              @NotNull ObjectOutputStream objectOut = new ObjectOutputStream(fileOut)) {
 
             if (savePassword)
-                objectOut.writeObject(this);
+                objectOut.writeObject(new ConnectedUser(this.getUsername(), this.getPassword(), this.getServiceName()));
             else {
-                @NotNull User userToFile = new User(super.getUsername(), super.getServiceName());
-                objectOut.writeObject(userToFile);
+                ConnectedUser user = new ConnectedUser(this.getUsername(), "uninit", this.getServiceName());
+                objectOut.writeObject(user);
             }
 
             logger.info("User information (excluding password) saved to {}", filename);
@@ -178,6 +207,10 @@ public void saveUserToFile(@NotNull String filename, boolean savePassword) {
         }
     }
 
+    public String getPassword(){
+        return password;
+    }
+
     /**
      * Checks if the user is currently logged in.
      *

src/main/java/team/elrant/bubbles/xmpp/User.java

@@ -17,9 +17,8 @@
 public class User implements Serializable {
     private static final Logger logger = LogManager.getLogger(User.class);
 
-    private final @NotNull String username;
-    private final @NotNull String serviceName;
-    private final @Nullable String password;
+    public @NotNull String username;
+    public @NotNull String serviceName;
 
     /**
      * Constructs a User object with the specified username and service name.
@@ -28,10 +27,9 @@ public class User implements Serializable {
      * @param serviceName The service name of the XMPP server.
      */
 
-    public User(@NotNull String username, @NotNull String serviceName, @NotNull String password) {
+    public User(@NotNull String username, @NotNull String serviceName) {
         this.username = username;
         this.serviceName = serviceName;
-        this.password = password;
     }
 
     /**
@@ -41,19 +39,6 @@ public User(@NotNull String username, @NotNull String serviceName, @NotNull Stri
      * @throws IOException            If an I/O error occurs while reading the file.
      * @throws ClassNotFoundException If the class of a serialized object cannot be found.
      */
-    public User(@NotNull String filename, @NotNull String password) throws IOException, ClassNotFoundException {
-        this.password = password;
-        try (FileInputStream fileIn = new FileInputStream(filename);
-             ObjectInputStream objectIn = new ObjectInputStream(fileIn)) {
-            User serializedUser = (User) objectIn.readObject();
-            logger.info("User information loaded from {}", filename);
-            this.username = serializedUser.getUsername();
-            this.serviceName = serializedUser.getServiceName();
-        } catch (IOException | ClassNotFoundException e) {
-            logger.error("Error loading user information from file: {}", e.getMessage());
-            throw e;
-        }
-    }
 
     /**
      * Retrieves the username of the user.

src/main/resources/team/elrant/bubbles/gui/views/LoginView.fxml

@@ -13,7 +13,7 @@
                     <Font name="Segoe UI Semibold" size="12.0" />
                 </font>
             </Label>
-            <TextField fx:id="username_field" layoutX="78.0" layoutY="1.0" prefHeight="22.0" prefWidth="162.0" promptText="Username">
+            <TextField fx:id="username_field" layoutX="78.0" layoutY="1.0" prefHeight="22.0" prefWidth="162.0" promptText="MarioRossi">
                 <font>
                     <Font name="Segoe UI" size="12.0" />
                 </font>
@@ -23,16 +23,21 @@
                     <Font name="Segoe UI Semibold" size="12.0" />
                 </font>
             </Label>
-            <PasswordField fx:id="password_field" layoutX="78.0" layoutY="35.0" prefHeight="22.0" prefWidth="162.0" promptText="********">
+            <PasswordField fx:id="password_field_hidden" layoutX="78.0" layoutY="35.0" prefHeight="22.0" prefWidth="138.0" promptText="********">
                 <font>
                     <Font name="Segoe UI" size="12.0" />
                 </font>
             </PasswordField>
+            <TextField fx:id="password_field_visible" layoutX="78.0" layoutY="35.0" prefHeight="22.0" prefWidth="138.0" promptText="********" visible="false">
+            <font>
+               <Font name="Segoe UI" size="12.0" />
+            </font></TextField>
          <CheckBox fx:id="rememberPassword" layoutX="95.0" layoutY="64.0" mnemonicParsing="false" text="Remember password">
             <font>
                <Font name="Segoe UI Light" size="12.0" />
             </font>
          </CheckBox>
+         <CheckBox fx:id="seePasswordCheckbox" layoutX="223.0" layoutY="38.0" mnemonicParsing="false" onAction="#onSeePasswordCheckBoxClick" prefHeight="17.0" prefWidth="8.0" />
         </AnchorPane>
         <Label fx:id="loginLabel" alignment="BASELINE_CENTER" contentDisplay="CENTER" layoutX="-21.0" maxWidth="-Infinity" minWidth="-Infinity" prefHeight="39.0" prefWidth="304.0" text="Login" textAlignment="CENTER">
             <font>