My Profile Backend connected to UI.

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

@@ -1,9 +1,11 @@
 package org.to.telegramfinalproject.UI;
 
+import javafx.animation.PauseTransition;
 import javafx.application.Platform;
 import javafx.fxml.FXML;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Node;
+import javafx.scene.control.Alert;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
 import javafx.scene.control.TextField;
@@ -13,6 +15,10 @@ import javafx.scene.layout.Pane;
 import javafx.scene.layout.StackPane;
 import javafx.scene.layout.VBox;
 import javafx.stage.FileChooser;
+import javafx.util.Duration;
+import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ActionHandler;
+import org.to.telegramfinalproject.Client.Session;
 
 import java.io.File;
 import java.io.IOException;
@@ -43,11 +49,18 @@ public class EditProfileController {
         ));
 
         // close on background click
-        overlayBackground.setOnMouseClicked(e -> closeEdit());
+        overlayBackground.setOnMouseClicked(e -> {
+            saveChangesAndClose();
+            closeEdit();
+        });
 
-        closeButton.setOnAction(e -> closeEdit());
+        closeButton.setOnAction(e -> {
+            saveChangesAndClose();
+            closeEdit();
+        });
 
         backButton.setOnAction(e -> {
+            saveChangesAndClose();
             MainController.getInstance().goBack(overlayBackground);
         });
 
@@ -112,4 +125,78 @@ public class EditProfileController {
         usernameField.setText(userId);
         profileImageView.setImage(profileImage);
     }
+
+    private void saveChangesAndClose() {
+        JSONObject currentUser = Session.currentUser;
+
+        String newBio = bioField.getText().trim();
+        String newName = nameField.getText().trim();
+        String newUserId = usernameField.getText().trim();
+
+        boolean anyError = false;
+
+        // --- Update bio ---
+        String oldBio = currentUser.optString("bio", "");
+        if (!newBio.equals(oldBio)) {
+            JSONObject req = new JSONObject().put("action", "edit_bio").put("new_bio", newBio);
+            JSONObject resp = ActionHandler.sendWithResponse(req);
+            if (resp == null || !"success".equals(resp.optString("status"))) {
+                anyError = true;
+                showAlert("Error", resp != null ? resp.optString("message", "Unknown error") : "Unknown error", Alert.AlertType.ERROR);
+            } else {
+                currentUser.put("bio", newBio);
+            }
+        }
+
+        // --- Update profile name ---
+        String oldName = currentUser.optString("profile_name", "");
+        if (!newName.equals(oldName)) {
+            JSONObject req = new JSONObject().put("action", "edit_profile_name").put("new_profile_name", newName);
+            JSONObject resp = ActionHandler.sendWithResponse(req);
+            if (resp == null || !"success".equals(resp.optString("status"))) {
+                anyError = true;
+                showAlert("Error", resp != null ? resp.optString("message", "Unknown error") : "Unknown error", Alert.AlertType.ERROR);
+            } else {
+                currentUser.put("profile_name", newName);
+            }
+        }
+
+        // --- Update user ID (username) ---
+        String oldUserId = currentUser.optString("user_id", "");
+        if (!newUserId.equals(oldUserId)) {
+            JSONObject req = new JSONObject().put("action", "edit_user_id").put("new_user_id", newUserId);
+            JSONObject resp = ActionHandler.sendWithResponse(req);
+            if (resp == null || !"success".equals(resp.optString("status"))) {
+                anyError = true;
+                showAlert("Error", resp != null ? resp.optString("message", "Unknown error") : "Unknown error", Alert.AlertType.ERROR);
+            } else {
+                currentUser.put("user_id", newUserId);
+            }
+        }
+
+        if (!anyError) {
+            MyProfileController.getInstance().setProfileData(
+                    currentUser.optString("profile_name"),
+                    "online",
+                    currentUser.optString("bio"),
+                    currentUser.optString("user_id"),
+                    currentUser.optString("image_url", "/org/to/telegramfinalproject/Avatars/default_user_profile.png")
+            );
+            MainController.getInstance().closeOverlay(bioField.getParent().getParent());
+        }
+    }
+
+    private void showAlert(String title, String message, Alert.AlertType type) {
+        Alert alert = new Alert(type);
+        alert.setTitle(title);
+        alert.setHeaderText(null); // no big header, just the message
+        alert.setContentText(message);
+
+        // optional: style it to fit your dark/light theme
+        if (alert.getDialogPane().getScene() != null) {
+            ThemeManager.getInstance().registerScene(alert.getDialogPane().getScene());
+        }
+
+        alert.showAndWait();
+    }
 }

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

@@ -1,5 +1,6 @@
 package org.to.telegramfinalproject.UI;
 
+import javafx.animation.PauseTransition;
 import javafx.animation.TranslateTransition;
 import javafx.application.Platform;
 import javafx.fxml.FXML;
@@ -643,6 +644,7 @@ public class MainController {
 
     private enum SRType { USER, GROUP, CHANNEL, MESSAGE }
 
+    // Inner class
     private static class SearchResult {
         final SRType type;
         final String title;         // name / sender_name / ...
@@ -1136,8 +1138,4 @@ public class MainController {
             getChatPageController().showChat(entry);
         }
     }
-
-
-
-
 }

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

@@ -28,7 +28,14 @@ public class MyProfileController {
     @FXML private VBox profileCard;
     @FXML private VBox bioBlock;
 
-    private final ThemeManager themeManager = ThemeManager.getInstance();
+    private String userID;
+    private static MyProfileController instance;
+
+    public MyProfileController() {
+        instance = this;
+    }
+
+    public static MyProfileController getInstance() { return instance;}
 
     @FXML
     private void initialize() {
@@ -77,11 +84,12 @@ public class MyProfileController {
             bioBlock.setManaged(false);
         } else {
             userBio.setText(bio);
-            userBio.setVisible(true);
+            bioBlock.setVisible(true);
-            userBio.setManaged(true);
+            bioBlock.setManaged(true);
         }
 
-        this.userId.setText(userId);
+        this.userId.setText("@" + userId);
+        userID = userId;
 
         if (imageUrl != null && !imageUrl.isEmpty()) {
             profileImage.setImage(new Image(imageUrl));
@@ -111,8 +119,8 @@ public class MyProfileController {
             controller.setProfileData(
                     profileName.getText(),
                     profileStatus.getText(),
-                    userBio.isVisible() ? userBio.getText() : null,
+                    bioBlock.isVisible() ? userBio.getText() : null,
-                    userId.getText(),
+                    userID,
                     profileImage.getImage()
             );
 

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

@@ -1,11 +1,13 @@
 package org.to.telegramfinalproject.UI;
 
+import javafx.animation.PauseTransition;
 import javafx.animation.TranslateTransition;
 import javafx.application.Platform;
 import javafx.fxml.FXML;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Node;
 import javafx.scene.Parent;
+import javafx.scene.control.Alert;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
 import javafx.scene.image.Image;
@@ -15,6 +17,7 @@ import javafx.scene.layout.Region;
 import javafx.scene.layout.VBox;
 import javafx.util.Duration;
 import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ActionHandler;
 import org.to.telegramfinalproject.Client.AvatarLocalResolver;
 
 
@@ -182,17 +185,42 @@ public class SidebarMenuController {
     // Sidebar actions
     private void openMyProfile() {
         try {
-            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/my_profile.fxml"));
+            // 1. Ask server for profile info
+            JSONObject request = new JSONObject().put("action", "get_user_profile");
+            JSONObject response = ActionHandler.sendWithResponse(request);
+
+            if (response == null || !"success".equals(response.optString("status"))) {
+                showAlert("Error", "Failed to load profile", Alert.AlertType.ERROR);
+                return;
+            }
+
+            JSONObject profile = response.optJSONObject("data");
+            if (profile == null) {
+                showAlert("Error", "Malformed profile data", Alert.AlertType.ERROR);
+                return;
+            }
+
+            // Extract fields
+            String profileName = profile.optString("profile_name", "Unknown");
+            String bio = profile.optString("bio", "");
+            String userId = profile.optString("user_id", "");
+            String imageUrl = profile.optString("profile_picture_url", null);
+
+            // 2. Load overlay FXML
+            FXMLLoader loader = new FXMLLoader(getClass().getResource(
+                    "/org/to/telegramfinalproject/Fxml/my_profile.fxml"));
             Node profileOverlay = loader.load();
 
+            // 3. Pass real data to controller
             MyProfileController controller = loader.getController();
-            controller.setProfileData("Asal", "online", "Pass me that lovely little gun♡.", "@Whales_suicide", null);
+            controller.setProfileData(profileName, "online", bio, userId, imageUrl);
 
-            // Show the overlay on top of mainRoot
+            // 4. Show overlay
             MainController.getInstance().showOverlay(profileOverlay);
 
         } catch (IOException e) {
             e.printStackTrace();
+            showAlert("Error",  "Error opening profile", Alert.AlertType.ERROR);
         }
     }
 
@@ -309,5 +337,17 @@ public class SidebarMenuController {
         }
     }
 
+    private void showAlert(String title, String message, Alert.AlertType type) {
+        Alert alert = new Alert(type);
+        alert.setTitle(title);
+        alert.setHeaderText(null); // no big header, just the message
+        alert.setContentText(message);
 
+        // optional: style it to fit your dark/light theme
+        if (alert.getDialogPane().getScene() != null) {
+            ThemeManager.getInstance().registerScene(alert.getDialogPane().getScene());
+        }
+
+        alert.showAndWait();
+    }
 }