Edit profile and username/Password from setting

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

@@ -4,13 +4,16 @@ import javafx.application.Platform;
 import javafx.fxml.FXML;
 import javafx.scene.control.*;
 import javafx.scene.layout.Pane;
-import javafx.scene.layout.StackPane;
 import javafx.scene.layout.VBox;
+import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ActionHandler;
+import org.to.telegramfinalproject.Client.Session;
 
 public class ChangeCredentialsController {
 
     @FXML private VBox credentialsCard;
     @FXML private Pane overlayBackground;
+
     @FXML private TextField usernameField;
     @FXML private Label usernameLabel;
 
@@ -31,22 +34,21 @@ public class ChangeCredentialsController {
     private boolean passwordVisible = false;
     private boolean confirmVisible = false;
 
+    // ↓↓↓ متدی که از CheckPasswordController مقدار می‌گیرد
+    private String currentPassword;
+    public void setCurrentPassword(String p) { this.currentPassword = p; }
+
     @FXML
     private void initialize() {
         // Toggle password visibility
         togglePasswordBtn.setOnAction(e -> togglePasswordVisibility());
         toggleConfirmBtn.setOnAction(e -> toggleConfirmVisibility());
 
-        saveButton.setOnAction(e -> validateAndSave());
-
-        // Close the overlay
-        closeButton.setOnAction(e ->
-                MainController.getInstance().closeOverlay(credentialsCard.getParent()));
-        cancelButton.setOnAction(e ->
-                MainController.getInstance().closeOverlay(credentialsCard.getParent()));
-        overlayBackground.setOnMouseClicked(e ->
-                MainController.getInstance().closeOverlay(credentialsCard.getParent())
-        );
+        // «ذخیره و بستن» مثل ادیت پروفایل
+        saveButton.setOnAction(e -> saveAndClose());
+        closeButton.setOnAction(e -> saveAndClose());
+        cancelButton.setOnAction(e -> saveAndClose());
+        overlayBackground.setOnMouseClicked(e -> saveAndClose());
 
         // Reset error when typing
         usernameField.textProperty().addListener((obs, o, n) -> removeError(usernameField, usernameLabel));
@@ -73,10 +75,19 @@ public class ChangeCredentialsController {
             removeError(visibleConfirmPasswordField, confirmPasswordLabel);
         });
 
-        // Auto_focus password field when overlay opens
         Platform.runLater(() -> usernameField.requestFocus());
     }
 
+    // ← از CheckPasswordController بلافاصله بعد از load صدا بزن
+    public void prefillFromSession() {
+        var u = Session.currentUser;
+        if (u == null) return;
+        String handle = u.optString("user_id",
+                u.optString("username",
+                        u.optString("display_id","")));
+        usernameField.setText(handle);
+    }
+
     private void togglePasswordVisibility() {
         passwordVisible = !passwordVisible;
         visiblePasswordField.setText(passwordField.getText());
@@ -101,47 +112,68 @@ public class ChangeCredentialsController {
         toggleConfirmBtn.setText(confirmVisible ? "👁" : "👁");
     }
 
-    private void validateAndSave() {
-        boolean hasError = false;
+    // ارسال تغییرات (در صورت پر بودن/تغییر) و بستن
+    private void saveAndClose() {
+        boolean anyError = false;
+        boolean sentSomething = false;
 
-        // --- Username check ---
-        if (usernameField.getText().trim().isEmpty()) {
-            addError(usernameField, usernameLabel);
-            hasError = true;
-        } else {
-            removeError(usernameField, usernameLabel);
+        // 1) یوزرنیم
+        var cu = Session.currentUser;
+        String oldUsername = cu != null ? cu.optString("user_id",
+                cu.optString("username",
+                        cu.optString("display_id",""))) : "";
+
+        String newUsername = usernameField.getText().trim();
+        if (!newUsername.isEmpty() && !newUsername.equals(oldUsername)) {
+            sentSomething = true;
+
+            JSONObject req = new JSONObject()
+                    .put("action", "update_username")
+                    .put("current_password", currentPassword) // با اینکه سرور فعلاً چک نمی‌کند، می‌فرستیم
+                    .put("new_username", newUsername);
+
+            JSONObject resp = ActionHandler.sendWithResponse(req);
+            if (resp == null || !"success".equalsIgnoreCase(resp.optString("status"))) {
+                anyError = true;
+                showError("Changing username failed",
+                        resp != null ? resp.optString("message","Unknown error") : "No response");
+            } else {
+                if (cu != null) cu.put("user_id", newUsername);
+            }
         }
 
-        // --- Password check ---
-        String pwd = passwordVisible ? visiblePasswordField.getText().trim() : passwordField.getText().trim();
-        if (pwd.isEmpty()) {
-            addError(passwordField, passwordLabel);
-            addError(visiblePasswordField, passwordLabel);
-            hasError = true;
-        } else {
-            removeError(passwordField, passwordLabel);
-            removeError(visiblePasswordField, passwordLabel);
+        // 2) پسورد
+        String newPwd = (passwordVisible ? visiblePasswordField.getText() : passwordField.getText()).trim();
+        String confirm = (confirmVisible ? visibleConfirmPasswordField.getText() : confirmPasswordField.getText()).trim();
+
+        if (!newPwd.isEmpty()) {
+            if (confirm.isEmpty() || !confirm.equals(newPwd)) {
+                addError(confirmPasswordField, confirmPasswordLabel);
+                addError(visibleConfirmPasswordField, confirmPasswordLabel);
+                return; // نذار بسته شه تا کاربر درست کنه
+            }
+
+            sentSomething = true;
+
+            JSONObject req = new JSONObject()
+                    .put("action", "update_password")
+                    .put("current_password", currentPassword)
+                    .put("new_password", newPwd);
+
+            JSONObject resp = ActionHandler.sendWithResponse(req);
+            if (resp == null || !"success".equalsIgnoreCase(resp.optString("status"))) {
+                anyError = true;
+                showError("Changing password failed",
+                        resp != null ? resp.optString("message","Unknown error") : "No response");
+            }
         }
 
-        // --- Confirm password check ---
-        String confirm = confirmVisible ? visibleConfirmPasswordField.getText().trim() : confirmPasswordField.getText().trim();
-        if (confirm.isEmpty()) {
-            addError(confirmPasswordField, confirmPasswordLabel);
-            addError(visibleConfirmPasswordField, confirmPasswordLabel);
-            hasError = true;
-        } else if (!confirm.equals(pwd)) {
-            addError(confirmPasswordField, confirmPasswordLabel);
-            addError(visibleConfirmPasswordField, confirmPasswordLabel);
-            hasError = true;
-        } else {
-            removeError(confirmPasswordField, confirmPasswordLabel);
-            removeError(visibleConfirmPasswordField, confirmPasswordLabel);
+        // اگر چیزی نفرستادیم یا همه‌چیز OK بود → ببند و رفرش Settings
+        if (!sentSomething || !anyError) {
+            var sc = SettingsController.getInstance();
+            if (sc != null) sc.populateFromSession();
+            MainController.getInstance().closeOverlay(credentialsCard.getParent());
         }
-
-        if (hasError) return;
-
-        // TODO: send to server
-        System.out.println("Saving new credentials...");
     }
 
     private void addError(TextField field, Label label) {
@@ -157,4 +189,15 @@ public class ChangeCredentialsController {
         field.getStyleClass().remove("error-input");
         label.getStyleClass().remove("error-label");
     }
+
+    private void showError(String title, String msg) {
+        Alert a = new Alert(Alert.AlertType.ERROR);
+        a.setTitle(title);
+        a.setHeaderText(null);
+        a.setContentText(msg);
+        if (a.getDialogPane().getScene()!=null) {
+            ThemeManager.getInstance().registerScene(a.getDialogPane().getScene());
+        }
+        a.showAndWait();
+    }
 }