Merge pull request #4 from PartowRoshani/Login/Register

Login/Register front done

src/main/java/org/to/telegramfinalproject/Database/ConnectionDb.java

@@ -7,7 +7,7 @@ import java.sql.SQLException;
 public class ConnectionDb {
     private static final String JDBC_URL = "jdbc:postgresql://localhost:5432/Telegram";
     private static final String USERNAME = "postgres";
-    private static final String PASSWORD = "Partow@1384";
+    private static final String PASSWORD = "124postpass";
 
     public ConnectionDb() {
     }

src/main/java/org/to/telegramfinalproject/UI/IntroController.java

@@ -0,0 +1,145 @@
+package org.to.telegramfinalproject.UI;
+
+import javafx.animation.TranslateTransition;
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.image.Image;
+import javafx.scene.image.ImageView;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.StackPane;
+import javafx.util.Duration;
+import javafx.scene.shape.Circle;
+import javafx.scene.paint.Color;
+import javafx.scene.Node;
+import javafx.scene.Scene;
+import javafx.scene.layout.VBox;
+import javafx.stage.Stage;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class IntroController {
+    @FXML private StackPane imagePane;
+    @FXML private Label caption;
+    @FXML private HBox dotContainer;
+    @FXML private Button startButton;
+
+    private List<Image> images = new ArrayList<>();
+    private List<String> captions = new ArrayList<>();
+    private int currentIndex = 0;
+
+    private final int width = 200;
+    private final int height = 200;
+
+    @FXML
+    public void initialize() {
+        loadSlides();
+        setupDots();
+        showSlide(currentIndex);
+
+        startAutoSlide();
+    }
+
+    private void loadSlides() {
+        images.add(new Image(getClass().getResource("/org/to/telegramfinalproject/Images/telegram_icon.png").toExternalForm()));
+        captions.add("🚀 The world's fastest messaging app.\nIt is free and secure.");
+
+        images.add(new Image(getClass().getResource("/org/to/telegramfinalproject/Images/fast.png").toExternalForm()));
+        captions.add("🚀 Telegram delivers messages \nfastest than any other application.");
+
+        images.add(new Image(getClass().getResource("/org/to/telegramfinalproject/Images/free.png").toExternalForm()));
+        captions.add("🎁 Telegram is free forever. No ads.\nNo subscription fees.");
+
+        images.add(new Image(getClass().getResource("/org/to/telegramfinalproject/Images/secure.png").toExternalForm()));
+        captions.add("🔒 Telegram keeps your messages \nsafe from hacker attacks.");
+    }
+
+    private void setupDots() {
+        dotContainer.getChildren().clear();
+        for (int i = 0; i < images.size(); i++) {
+            Circle dot = new Circle(5, Color.LIGHTGRAY);
+            dotContainer.getChildren().add(dot);
+        }
+    }
+
+    private void updateDots() {
+        for (int i = 0; i < dotContainer.getChildren().size(); i++) {
+            Circle dot = (Circle) dotContainer.getChildren().get(i);
+            if (i == currentIndex) {
+                dot.setFill(getSlideColor(i));
+            } else {
+                dot.setFill(Color.LIGHTGRAY);
+            }
+        }
+    }
+
+    private Color getSlideColor(int index) {
+        return switch (index) {
+            case 0 -> Color.DODGERBLUE;  // Blue for Telegram logo
+            case 1 -> Color.FIREBRICK;   // Red slide
+            case 2 -> Color.GOLDENROD;   // Yellow slide
+            case 3 -> Color.SEAGREEN;    // Green slide
+            default -> Color.GRAY;
+        };
+    }
+
+    private void showSlide(int index) {
+        imagePane.getChildren().clear();
+
+        ImageView imageView = new ImageView(images.get(index));
+        imageView.setFitWidth(180);
+        imageView.setFitHeight(180);
+        imageView.setPreserveRatio(true);
+
+        // Clip the image into a circle
+        Circle clip = new Circle(90, 90, 80); // centerX, centerY, radius
+        imageView.setClip(clip);
+
+        imagePane.getChildren().add(imageView);
+        caption.setText(captions.get(index));
+        updateDots();
+    }
+
+
+    private void startAutoSlide() {
+        Thread slider = new Thread(() -> {
+            while (true) {
+                try {
+                    Thread.sleep(3000);
+                } catch (InterruptedException ignored) {}
+
+                javafx.application.Platform.runLater(() -> {
+                    currentIndex = (currentIndex + 1) % images.size();
+                    showSlide(currentIndex);
+                });
+            }
+        });
+        slider.setDaemon(true);
+        slider.start();
+    }
+
+    @FXML
+    private void handleStartMessaging(ActionEvent event) {
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/login_view.fxml"));
+            Scene loginScene = new Scene(loader.load());
+
+            // Get the current stage and its dimensions
+            Stage stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+            double currentWidth = stage.getWidth();
+            double currentHeight = stage.getHeight();
+
+            // Set the new scene and apply the previous size
+            stage.setScene(loginScene);
+            stage.setWidth(currentWidth);
+            stage.setHeight(currentHeight);
+            stage.show();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/org/to/telegramfinalproject/UI/LoginController.java

@@ -0,0 +1,134 @@
+package org.to.telegramfinalproject.UI;
+
+import javafx.animation.PauseTransition;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Scene;
+import javafx.scene.Parent;
+import javafx.scene.control.*;
+import javafx.stage.Stage;
+import javafx.util.Duration;
+import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ClientConnection;
+import org.to.telegramfinalproject.Database.userDatabase;
+import org.to.telegramfinalproject.Models.User;
+import org.to.telegramfinalproject.Security.PasswordHashing;
+
+import java.io.IOException;
+
+public class LoginController {
+
+    @FXML private TextField usernameField;
+
+    @FXML private PasswordField passwordField;
+    @FXML private TextField visiblePasswordField;
+
+    @FXML private Button togglePasswordBtn;
+    @FXML private Label errorLabel;
+
+    private ClientConnection connection;
+    private boolean passwordVisible = false;
+
+    @FXML
+    public void initialize() {
+        // Sync hidden and visible password fields
+        visiblePasswordField.textProperty().bindBidirectional(passwordField.textProperty());
+
+        try {
+            connection = new ClientConnection("localhost", 12345);
+        } catch (Exception e) {
+            System.out.println("Could not connect to server: " + e.getMessage());
+        }
+    }
+
+    @FXML
+    private void togglePasswordVisibility() {
+        passwordVisible = !passwordVisible;
+        visiblePasswordField.setVisible(passwordVisible);
+        visiblePasswordField.setManaged(passwordVisible);
+        passwordField.setVisible(!passwordVisible);
+        passwordField.setManaged(!passwordVisible);
+        togglePasswordBtn.setText(passwordVisible ? "👁" : "👁");
+    }
+
+    @FXML
+    private void handleLogin() {
+        String username = usernameField.getText();
+        String password = passwordField.getText();
+
+        // 1. Check for empty fields
+        if (username.isEmpty() || password.isEmpty()) {
+            showError("Please fill in all required fields.");
+            return;
+        }
+
+        // 2. Check if username exists
+        userDatabase userDb = new userDatabase();
+        if (!userDb.existsByUsername(username)) {
+            showError("This username doesn’t exist.");
+            return;
+        }
+
+        // 3. Check if password is correct
+        User user = userDb.findByUsername(username);
+        if (!PasswordHashing.verify(password, user.getPassword())) {
+            showError("Incorrect password.");
+            return;
+        }
+
+        // 4. Attempt to send to server
+        try {
+            JSONObject request = new JSONObject();
+            request.put("action", "login");
+            request.put("user_id", JSONObject.NULL);
+            request.put("username", username);
+            request.put("password", password);
+            request.put("profile_name", JSONObject.NULL);
+
+            if (connection != null) {
+                connection.send(request.toString());
+                String responseStr = connection.receive();
+                JSONObject response = new JSONObject(responseStr);
+                System.out.println("Status: " + response.getString("status"));
+                System.out.println("Message: " + response.getString("message"));
+
+                // Simulate successful login (since main.fxml isn’t ready)
+                Alert alert = new Alert(Alert.AlertType.INFORMATION, "Login successful!");
+                alert.show();
+            }
+
+        } catch (Exception ex) {
+            showError("Unable to connect to server. Please try again later.");
+        }
+    }
+
+    @FXML
+    private void switchToRegister() throws IOException {
+        switchScene("register_view.fxml");
+    }
+
+    private void switchScene(String fxmlFile) {
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/" + fxmlFile));
+            Parent root = loader.load();
+            Stage stage = (Stage) usernameField.getScene().getWindow();
+            stage.setScene(new Scene(root, 500, 700));
+            stage.show();
+        } catch (IOException e) {
+            e.printStackTrace();
+            showError("Could not load scene: " + fxmlFile);
+        }
+    }
+
+    private void showError(String message) {
+        errorLabel.setVisible(false);
+        errorLabel.setText("");  // Clear the label text
+
+        PauseTransition pause = new PauseTransition(Duration.millis(50));
+        pause.setOnFinished(event -> {
+            errorLabel.setText(message);
+            errorLabel.setVisible(true);
+        });
+        pause.play();
+    }
+}

src/main/java/org/to/telegramfinalproject/UI/RegisterController.java

@@ -0,0 +1,160 @@
+package org.to.telegramfinalproject.UI;
+
+import javafx.animation.PauseTransition;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
+import javafx.scene.control.*;
+import javafx.stage.Stage;
+import javafx.util.Duration;
+import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ClientConnection;
+import org.to.telegramfinalproject.Database.userDatabase;
+
+import java.io.IOException;
+
+public class RegisterController {
+
+    @FXML private TextField userIdField;
+    @FXML private TextField usernameField;
+    @FXML private TextField profileNameField;
+
+    @FXML private PasswordField passwordField;
+    @FXML private TextField visiblePasswordField;
+
+    @FXML private PasswordField confirmPasswordField;
+    @FXML private TextField visibleConfirmPasswordField;
+
+    @FXML private Button togglePasswordBtn;
+    @FXML private Button toggleConfirmBtn;
+
+    @FXML private Label errorLabel;
+
+    private ClientConnection connection;
+
+    private boolean passwordVisible = false;
+    private boolean confirmVisible = false;
+
+    @FXML
+    public void initialize() {
+        // Sync password and confirm fields with their visible counterparts
+        visiblePasswordField.textProperty().bindBidirectional(passwordField.textProperty());
+        visibleConfirmPasswordField.textProperty().bindBidirectional(confirmPasswordField.textProperty());
+
+        try {
+            connection = new ClientConnection("localhost", 12345);
+        } catch (Exception e) {
+            System.out.println("Could not connect to server: " + e.getMessage());
+        }
+    }
+
+    @FXML
+    private void togglePasswordVisibility() {
+        passwordVisible = !passwordVisible;
+        visiblePasswordField.setVisible(passwordVisible);
+        visiblePasswordField.setManaged(passwordVisible);
+        passwordField.setVisible(!passwordVisible);
+        passwordField.setManaged(!passwordVisible);
+        togglePasswordBtn.setText(passwordVisible ? "👁" : "👁");
+    }
+
+    @FXML
+    private void toggleConfirmPasswordVisibility() {
+        confirmVisible = !confirmVisible;
+        visibleConfirmPasswordField.setVisible(confirmVisible);
+        visibleConfirmPasswordField.setManaged(confirmVisible);
+        confirmPasswordField.setVisible(!confirmVisible);
+        confirmPasswordField.setManaged(!confirmVisible);
+        toggleConfirmBtn.setText(confirmVisible ? "👁" : "👁");
+    }
+
+    @FXML
+    private void handleRegister() {
+        String userID = userIdField.getText().trim();
+        String username = usernameField.getText().trim();
+        String profileName = profileNameField.getText().trim();
+        String password = passwordField.getText();
+        String confirmPass = confirmPasswordField.getText();
+
+        userDatabase userDb = new userDatabase();
+        String passwordRegex = "\\b(?=[^\\s]*[A-Z])(?=[^\\s]*[a-z])(?=[^\\s]*\\d)(?=[^\\s]*[!@#$%^&*])[^\\s]{8,}\\b";
+
+        // 1. Empty fields
+        if (username.isEmpty() || profileName.isEmpty() || password.isEmpty() || confirmPass.isEmpty()) {
+            showError("Please fill in all required fields.");
+            return;
+        }
+
+        // 2. Username exists
+        if (userDb.existsByUsername(username)) {
+            showError("This username is already taken.");
+            return;
+        }
+
+        // 3. User ID exists (if entered)
+        if (!userID.isEmpty() && userDb.existsByUserId(userID)) {
+            showError("This user ID is already taken.");
+            return;
+        }
+
+        // 4. Password mismatch
+        if (!password.equals(confirmPass)) {
+            showError("Passwords do not match.");
+            return;
+        }
+
+        // 5. Weak password
+        if (!password.matches(passwordRegex)) {
+            showError("Password must be at least 8 characters, include a capital letter, a number, and a special character.");
+            return;
+        }
+
+        // 6. Attempt registration
+        try {
+            JSONObject request = new JSONObject();
+            request.put("action", "register");
+            request.put("user_id", userID.isEmpty() ? JSONObject.NULL : userID);
+            request.put("username", username);
+            request.put("password", password);
+            request.put("profile_name", profileName);
+            connection.send(request.toString());
+
+            Alert alert = new Alert(Alert.AlertType.INFORMATION, "Registration successful!");
+            alert.show();
+
+        } catch (Exception ex) {
+            showError("Failed to register. Please try again later.");
+        }
+    }
+
+    @FXML
+    private void switchToLogin() throws IOException {
+        switchScene("login_view.fxml");
+    }
+
+    private void switchScene(String fxmlFile) {
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/" + fxmlFile));
+            Parent root = loader.load();
+            Stage stage = (Stage) usernameField.getScene().getWindow(); // Or any node from your current scene
+            stage.setScene(new Scene(root, 500, 700));
+            stage.show();
+        } catch (IOException e) {
+            e.printStackTrace();
+            showError("Could not load scene: " + fxmlFile);
+        }
+    }
+
+    private void showError(String message) {
+        errorLabel.setVisible(false);
+        errorLabel.setText("");  // Clear the label text
+
+        PauseTransition pause = new PauseTransition(Duration.millis(50));
+        pause.setOnFinished(event -> {
+            errorLabel.setText(message);
+            errorLabel.setVisible(true);
+        });
+        pause.play();
+    }
+}

src/main/java/org/to/telegramfinalproject/UI/RegisterForm.java

@@ -81,20 +81,14 @@ public class RegisterForm {
                 alert.show();
             }
             else {
-                Alert alert = new Alert(Alert.AlertType.ERROR, "Password doesn't Strong enough");
+                Alert alert = new Alert(Alert.AlertType.ERROR, "Password isn't Strong enough");
                 alert.show();
             }
-
-
-
-
         });
 
         backButton.setOnAction(e -> {
             switchScene("login_view.fxml");
         });
-
-
     }
 
     private void switchScene(String fxmlFile) {

src/main/java/org/to/telegramfinalproject/UI/TelegramApplication.java

@@ -12,9 +12,9 @@ import java.io.IOException;
 public class TelegramApplication extends Application {
     @Override
     public void start(Stage stage) throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(HelloApplication.class.getResource("login_view.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 320, 240);
-        stage.setTitle("Hello!");
+        FXMLLoader fxmlLoader = new FXMLLoader(TelegramApplication.class.getResource("/org/to/telegramfinalproject/Intro.fxml"));
+        Scene scene = new Scene(fxmlLoader.load(), 1480, 820);
+        stage.setTitle("Telegram");
         stage.setScene(scene);
         stage.show();
     }
@@ -22,5 +22,4 @@ public class TelegramApplication extends Application {
         launch();
     }
 
-}
-
+}

src/main/java/org/to/telegramfinalproject/UI/login_view.java

@@ -25,7 +25,7 @@ public class login_view {
         });
 
         registerButton.setOnAction(e -> {
-            switchScene("RegisterForm.fxml");
+            switchScene("register_view.fxml");
         });
     }