Connect backend to UI

src/main/java/org/to/telegramfinalproject/Client/ActionHandler.java

@@ -27,6 +27,14 @@ public class ActionHandler {
     public static volatile boolean forceExitChat = false;
     public static ActionHandler instance;
 
+    //use for UI
+    private volatile String lastStatus = "error";   // success | error
+    private volatile String lastMessage = "";
+
+    public String getLastStatus()  { return lastStatus; }
+    public String getLastMessage() { return lastMessage; }
+    public boolean wasSuccess()    { return "success".equalsIgnoreCase(lastStatus); }
+
 
 
 
@@ -42,6 +50,17 @@ public class ActionHandler {
 
     }
 
+    public void login(String username , String password){
+        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);
+
+        this.send(request);
+
+    }
     public void loginHandler() {
         System.out.println("Login form: \n");
         System.out.print("Username: ");
@@ -197,7 +216,7 @@ public class ActionHandler {
     }
 
 
-    private void addContact(UUID contactId) {
+    public void addContact(UUID contactId) {
         JSONObject req = new JSONObject();
         req.put("action", "add_contact");
         req.put("user_id", Session.currentUser.getString("user_id"));
@@ -206,7 +225,7 @@ public class ActionHandler {
     }
 
 
-    private void joinGroupOrChannel(String type, String uuid) {
+    public void joinGroupOrChannel(String type, String uuid) {
         JSONObject req = new JSONObject();
         req.put("action", "join_" + type);
         req.put("user_id", Session.getUserUUID());
@@ -216,7 +235,7 @@ public class ActionHandler {
 
 
 
-    private ChatEntry fetchChatInfo(String receiverId, String receiverType) {
+    public ChatEntry fetchChatInfo(String receiverId, String receiverType) {
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", receiverId);
@@ -256,7 +275,7 @@ public class ActionHandler {
     }
 
 
-    private void refreshChatList() {
+    public void refreshChatList() {
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_list");
         req.put("user_id", Session.currentUser.getString("user_id"));
@@ -325,21 +344,38 @@ public class ActionHandler {
     }
 
     private ChatEntry parseChatEntry(JSONObject chat) {
-        ChatEntry entry = new ChatEntry(
+        UUID internalId = null;
-                UUID.fromString(chat.getString("internal_id")),
+        try { internalId = UUID.fromString(chat.getString("internal_id")); } catch (Exception ignored) {}
-                chat.getString("id"),
-                chat.getString("name"),
-                chat.optString("image_url", ""),
-                chat.getString("type"),
-                chat.isNull("last_message_time") ? null : LocalDateTime.parse(chat.getString("last_message_time")),
-                chat.optBoolean("is_owner", false),
-                chat.optBoolean("is_admin", false)
-        );
 
-        if (chat.has("other_user_id") && !chat.isNull("other_user_id")) {
+        String id        = chat.optString("id", "");
-            entry.setOtherUserId(UUID.fromString(chat.getString("other_user_id")));
+        String name      = chat.optString("name", "");
+        String imageUrl  = chat.optString("image_url", "");
+        String type      = chat.optString("type", "");
+        boolean isOwner  = chat.optBoolean("is_owner", false);
+        boolean isAdmin  = chat.optBoolean("is_admin", false);
+
+        LocalDateTime lastTime = null;
+        String lts = chat.optString("last_message_time", null);
+        if (lts != null && !"null".equalsIgnoreCase(lts)) {
+            try { lastTime = LocalDateTime.parse(lts); } catch (Exception ignored) {}
+        }
+
+        ChatEntry entry = new ChatEntry(internalId, id, name, imageUrl, type, lastTime, isOwner, isAdmin);
+
+        entry.setUnreadCount(chat.optInt("unread_count", 0));
+        String preview = chat.optString("last_message_preview", null);
+        if (preview != null && !"null".equalsIgnoreCase(preview)) {
+            entry.setLastMessagePreview(preview);
+        }
+
+        String other = chat.optString("other_user_id", null);
+        if (other != null && !"null".equalsIgnoreCase(other)) {
+            try { entry.setOtherUserId(UUID.fromString(other)); } catch (Exception ignored) {}
+        }
+
+        if (chat.has("is_saved_messages")) {
+            entry.setSavedMessages(chat.optBoolean("is_saved_messages", false));
         }
-        entry.setSavedMessages(chat.optBoolean("is_saved_messages", false));
 
         return entry;
     }
@@ -433,7 +469,7 @@ public class ActionHandler {
 
 
 
-    private void send(JSONObject request) {
+    public void send(JSONObject request) {
         try {
             if (!request.has("action") || request.isNull("action")) {
                 System.err.println("❌ Invalid request: missing action.");
@@ -471,6 +507,12 @@ public class ActionHandler {
                 return;
 
 
+            status  = response.optString("status","error");
+            String message = response.optString("message","");
+            this.lastStatus  = status;
+            this.lastMessage = message;
+
+
             switch (action) {
                 case "login":
                 case "register":
@@ -1057,7 +1099,7 @@ public class ActionHandler {
     }
 
 
-    private void viewProfile(UUID targetId) {
+    public void viewProfile(UUID targetId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_profile");
         req.put("target_id", targetId.toString());
@@ -1085,7 +1127,7 @@ public class ActionHandler {
     }
 
 
-    private void startPrivateChat(ContactEntry contact) {
+    public void startPrivateChat(ContactEntry contact) {
         UUID myId = UUID.fromString(Session.currentUser.getString("internal_uuid"));
         UUID contactId = contact.getContactId();
 
@@ -1115,10 +1157,10 @@ public class ActionHandler {
         );
         entry.setOtherUserId(contactId);
 
-        Session.chatList.add(0, entry); // اضافه به اول لیست
+        Session.chatList.add(0, entry);
         System.out.println("✅ Chat with " + contact.getProfileName() + " started.");
 
-        openChat(entry); // 👈 مستقیم وارد چت شو (اختیاری)
+        openChat(entry);
     }
 
 
@@ -1239,7 +1281,7 @@ public class ActionHandler {
         System.out.println("\nYour Chats:");
         System.out.println("0. 📦 Archived Chats");
 
-        // پیدا کردن Saved در لیست
+        //find save messages chat
         Integer savedIdxInActive = null;
         for (int i = 0; i < Session.activeChats.size(); i++) {
             if (Session.activeChats.get(i).isSavedMessages()) {
@@ -1248,23 +1290,19 @@ public class ActionHandler {
             }
         }
 
-        // مپ شمارهٔ نمایش → ایندکس واقعی در activeChats
         Map<Integer, Integer> displayToActive = new HashMap<>();
 
         int displayIndex = 1;
 
-        // چاپ Saved (در صورت وجود) و ثبت در مپ
         if (savedIdxInActive != null) {
             ChatEntry saved = Session.activeChats.get(savedIdxInActive);
             String last = (saved.getLastMessageTime() == null) ? "No messages yet" : saved.getLastMessageTime().toString();
             System.out.println(displayIndex + ". 💾 Saved Messages - Last: " + last);
 
-            // نکتهٔ کلیدی: مپ کن تا مثل بقیه با openChat باز شود
             displayToActive.put(displayIndex, savedIdxInActive);
             displayIndex++;
         }
 
-        // چاپ بقیهٔ چت‌ها + ثبت مپ
         for (int i = 0; i < Session.activeChats.size(); i++) {
             if (savedIdxInActive != null && i == savedIdxInActive) continue;
 
@@ -1276,7 +1314,6 @@ public class ActionHandler {
             displayIndex++;
         }
 
-        // انتخاب
         System.out.print("Select a chat by number: ");
         int choice;
         try {
@@ -1298,11 +1335,11 @@ public class ActionHandler {
         }
 
         ChatEntry selected = Session.activeChats.get(activeIdx);
-        openChat(selected); // برای Saved هم همین مسیر اجرا می‌شود
+        openChat(selected);
     }
 
 
-    private void showArchivedChats() {
+    public void showArchivedChats() {
         if (Session.archivedChats == null || Session.archivedChats.isEmpty()) {
             System.out.println("📭 No archived chats.");
             return;
@@ -1340,7 +1377,7 @@ public class ActionHandler {
 
 
 
-    private void openChat(ChatEntry chat) {
+    public void openChat(ChatEntry chat) {
 
         //for private chats only
         if (chat.getType().equalsIgnoreCase("private")) {
@@ -1573,7 +1610,7 @@ public class ActionHandler {
 //    }
 
 
-    private boolean showPrivateChatMenu(ChatEntry chat) {
+    public boolean showPrivateChatMenu(ChatEntry chat) {
 
         if (forceExitChat) {
             forceExitChat = false;
@@ -1677,7 +1714,7 @@ public class ActionHandler {
     }
 
 
-    private JSONObject getGroupPermissions(UUID groupId) {
+    public JSONObject getGroupPermissions(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "get_group_permissions");
         req.put("group_id", groupId.toString());
@@ -1691,7 +1728,7 @@ public class ActionHandler {
 
 
 
-    private boolean showGroupChatMenu(ChatEntry chat) {
+    public boolean showGroupChatMenu(ChatEntry chat) {
         if (forceExitChat) {
             forceExitChat = false;
             System.out.println("🚪 Exiting chat due to real-time update.");
@@ -1804,7 +1841,7 @@ public class ActionHandler {
 
 
 
-    private boolean showChannelChatMenu(ChatEntry chat) {
+    public boolean showChannelChatMenu(ChatEntry chat) {
         if (forceExitChat) {
             forceExitChat = false;
             System.out.println("🚪 Exiting chat due to real-time update.");
@@ -1962,7 +1999,7 @@ public class ActionHandler {
 
 
 
-    private void transferOwnershipAndLeave(UUID groupId) {
+    public void transferOwnershipAndLeave(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_group_admins");
         req.put("group_id", groupId.toString());
@@ -2042,7 +2079,7 @@ public class ActionHandler {
     }
 
 
-    private void removeMemberFromGroup(UUID groupId) {
+    public void removeMemberFromGroup(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_group_members");
         req.put("group_id", groupId.toString());
@@ -2103,7 +2140,7 @@ public class ActionHandler {
 
 
 
-    private void addAdminToChannel(UUID channelId) {
+    public void addAdminToChannel(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_subscribers");
         req.put("channel_id", channelId.toString());
@@ -2180,7 +2217,7 @@ public class ActionHandler {
 
 
 
-    private void addAdminToGroup(UUID groupId) {
+    public void addAdminToGroup(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_group_members");
         req.put("group_id", groupId.toString());
@@ -2242,7 +2279,7 @@ public class ActionHandler {
     }
 
 
-    private void viewGroupMembers(UUID groupId) {
+    public void viewGroupMembers(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_group_members");
         req.put("group_id", groupId.toString());
@@ -2270,7 +2307,7 @@ public class ActionHandler {
 
 
 
-    private void removeSubscriberFromChannel(UUID channelId) {
+    public void removeSubscriberFromChannel(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_subscribers");
         req.put("channel_id", channelId.toString());
@@ -2330,7 +2367,7 @@ public class ActionHandler {
     }
 
 
-    private void transferChannelOwnershipAndLeave(UUID channelId) {
+    public void transferChannelOwnershipAndLeave(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_admins");
         req.put("channel_id", channelId.toString());
@@ -2413,7 +2450,7 @@ public class ActionHandler {
 
 
 
-    private void deleteChannel(UUID channelId) {
+    public void deleteChannel(UUID channelId) {
         System.out.print("Are you sure you want to delete the channel? (yes/no): ");
         String confirm = scanner.nextLine().trim().toLowerCase();
 
@@ -2436,7 +2473,7 @@ public class ActionHandler {
     }
 
 
-    private void deleteGroup(UUID groupId) {
+    public void deleteGroup(UUID groupId) {
         System.out.print("Are you sure you want to delete the group? (yes/no): ");
         String confirm = scanner.nextLine().trim().toLowerCase();
 
@@ -2458,7 +2495,7 @@ public class ActionHandler {
         }
     }
 
-    private void deleteChat(UUID targetId, boolean both) {
+    public void deleteChat(UUID targetId, boolean both) {
         JSONObject req = new JSONObject();
         req.put("action", "delete_private_chat");
         req.put("chat_id", targetId.toString());
@@ -2475,7 +2512,7 @@ public class ActionHandler {
 
 
 
-    private void toggleBlock(UUID userId) {
+    public void toggleBlock(UUID userId) {
 
 
         JSONObject req = new JSONObject();
@@ -2497,7 +2534,7 @@ public class ActionHandler {
     }
 
 
-    private void leaveChat(UUID id, String type) {
+    public void leaveChat(UUID id, String type) {
         JSONObject req = new JSONObject();
         req.put("action", "leave_chat");
         req.put("user_id", Session.getUserUUID());
@@ -2518,7 +2555,7 @@ public class ActionHandler {
     }
 
 
-    private void removeAdminFromGroup(UUID groupId) {
+    public void removeAdminFromGroup(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_group_admins");
         req.put("group_id", groupId.toString());
@@ -2578,7 +2615,7 @@ public class ActionHandler {
     }
 
 
-    private void removeAdminFromChannel(UUID channelId) {
+    public void removeAdminFromChannel(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_admins");
         req.put("channel_id", channelId.toString());
@@ -2642,7 +2679,7 @@ public class ActionHandler {
 
 
 
-    private void addMemberToGroup(UUID groupId, UUID userId) {
+    public void addMemberToGroup(UUID groupId, UUID userId) {
         JSONObject req = new JSONObject();
         req.put("action", "add_member_to_group");
         req.put("group_id", groupId.toString());
@@ -2654,7 +2691,7 @@ public class ActionHandler {
         }
     }
 
-    private void addSubscriberToChannel(UUID channelId, UUID targetUserId) {
+    public void addSubscriberToChannel(UUID channelId, UUID targetUserId) {
         JSONObject req = new JSONObject();
         req.put("action", "add_subscriber_to_channel");
         req.put("channel_id", channelId.toString());
@@ -2670,7 +2707,7 @@ public class ActionHandler {
         }
     }
 
-    private void GroupInfo(UUID groupId){
+    public void GroupInfo(UUID groupId){
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", groupId.toString());
@@ -2699,7 +2736,7 @@ public class ActionHandler {
 
     }
 
-    private void editGroupInfo(UUID groupId) {
+    public void editGroupInfo(UUID groupId) {
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", groupId.toString());
@@ -2775,7 +2812,7 @@ public class ActionHandler {
 
 
 
-    private void viewChannelSubscribers(UUID channelId) {
+    public void viewChannelSubscribers(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_subscribers");
         req.put("channel_id", channelId.toString());
@@ -2797,7 +2834,7 @@ public class ActionHandler {
         }
     }
 
-    private void ChannelInfo(UUID channelInternalId){
+    public void ChannelInfo(UUID channelInternalId){
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", channelInternalId.toString());
@@ -2826,7 +2863,7 @@ public class ActionHandler {
     }
 
 
-    private void editChannelInfo(UUID channelInternalId) {
+    public void editChannelInfo(UUID channelInternalId) {
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", channelInternalId.toString());
@@ -2901,7 +2938,7 @@ public class ActionHandler {
     }
 
 
-    private JSONObject getResponse() {
+    public JSONObject getResponse() {
         try {
             return TelegramClient.responseQueue.take();
 
@@ -2931,7 +2968,7 @@ public class ActionHandler {
 
 
 
-    private void editAdminPermissions(UUID chatId, String chatType) {
+    public void editAdminPermissions(UUID chatId, String chatType) {
         JSONObject req = new JSONObject();
         req.put("action", chatType.equals("group") ? "view_group_admins" : "view_channel_admins");
         req.put(chatType + "_id", chatId.toString());
@@ -3028,7 +3065,7 @@ public class ActionHandler {
     }
 
 
-    private void viewChannelAdmins(UUID channelId) {
+    public void viewChannelAdmins(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_channel_admins");
         req.put("channel_id", channelId.toString());
@@ -3053,7 +3090,7 @@ public class ActionHandler {
     }
 
 
-    private JSONObject getChannelPermissions(UUID channelId) {
+    public JSONObject getChannelPermissions(UUID channelId) {
         JSONObject req = new JSONObject();
         req.put("action", "get_channel_permissions");
         req.put("channel_id", channelId.toString());
@@ -3353,7 +3390,7 @@ public class ActionHandler {
 
 
 
-    private void startMenuRefresherThread() {
+    public void startMenuRefresherThread() {
         Thread refresher = new Thread(() -> {
             System.out.println("🟡 Refresher tick. refreshCurrentChatMenu = " + Session.refreshCurrentChatMenu);
 
@@ -3382,7 +3419,7 @@ public class ActionHandler {
 
 
 
-    private void openForeignChat(ChatEntry chat) {
+    public void openForeignChat(ChatEntry chat) {
         System.out.println("🔍 Opening " + chat.getType() + " chat (not in your chat list)");
 
         JSONObject req = new JSONObject();
@@ -3446,7 +3483,7 @@ public class ActionHandler {
 
 
 
-    private void viewUserProfile(UUID userId) {
+    public void viewUserProfile(UUID userId) {
         JSONObject req = new JSONObject();
         req.put("action", "view_profile");
         req.put("target_id", userId.toString());
@@ -3471,7 +3508,7 @@ public class ActionHandler {
         }
     }
 
-    private void viewGroupOrChannelInfo(UUID id, String type) {
+    public void viewGroupOrChannelInfo(UUID id, String type) {
         JSONObject req = new JSONObject();
         req.put("action", "get_chat_info");
         req.put("receiver_id", id.toString());
@@ -3496,7 +3533,7 @@ public class ActionHandler {
 
 
     public void toggleArchive(UUID chatId, String chatType) {
-        // پیدا کردن چت از Session.chatList
+
         Optional<ChatEntry> optional = Session.chatList.stream()
                 .filter(c -> c.getId().equals(chatId))
                 .findFirst();
@@ -3522,7 +3559,7 @@ public class ActionHandler {
     }
 
 
-    private void archiveChat(UUID chatId, String chatType) {
+    public void archiveChat(UUID chatId, String chatType) {
         JSONObject req = new JSONObject();
         req.put("action", "archive_chat");
         req.put("chat_id", chatId.toString());
@@ -3531,7 +3568,7 @@ public class ActionHandler {
         if (res != null) System.out.println(res.getString("message"));
     }
 
-    private void unarchiveChat(UUID chatId, String chatType) {
+    public void unarchiveChat(UUID chatId, String chatType) {
         JSONObject req = new JSONObject();
         req.put("action", "unarchive_chat");
         req.put("chat_id", chatId.toString());
@@ -3663,7 +3700,6 @@ public class ActionHandler {
             }
         }
 
-        // 🔹 فقط ارسال پیام با chat_id و receiver_type
         JSONObject messageJson = new JSONObject();
         messageJson.put("action", "send_message");
         messageJson.put("receiver_type", receiverType);
@@ -3683,7 +3719,7 @@ public class ActionHandler {
         }
     }
 
-    private void refreshContactList() {
+    public void refreshContactList() {
         JSONObject req = new JSONObject();
         req.put("action", "get_contact_list");
         req.put("user_id", Session.currentUser.getString("user_id"));
@@ -3741,7 +3777,7 @@ public class ActionHandler {
         }
     }
 
-    private void viewMessagesInChat(ChatEntry chat) {
+    public void viewMessagesInChat(ChatEntry chat) {
         int offset = 0;
         int limit = 10;
 
@@ -3910,7 +3946,7 @@ public class ActionHandler {
         }
     }
 
-    private void editMessage(UUID messageId) {
+    public void editMessage(UUID messageId) {
         System.out.print("📝 Enter new content: ");
         String newContent = scanner.nextLine().trim();
 
@@ -3934,7 +3970,7 @@ public class ActionHandler {
     }
 
 
-    private void reactToMessage(UUID messageId) {
+    public void reactToMessage(UUID messageId) {
         System.out.print("😊 Enter your reaction (e.g., ❤️, 👍, 😂): ");
         String reaction = scanner.nextLine().trim();
 
@@ -3957,7 +3993,7 @@ public class ActionHandler {
     }
 
 
-    private void forwardMessage(UUID originalMessageId) {
+    public void forwardMessage(UUID originalMessageId) {
         System.out.println("\n📤 Select a chat to forward this message to:");
 
         List<ChatEntry> chatList = Session.chatList;
@@ -4001,7 +4037,7 @@ public class ActionHandler {
     }
 
 
-    private void replyToMessage(UUID messageId) {
+    public void replyToMessage(UUID messageId) {
         System.out.print("💬 Enter your reply: ");
         String content = scanner.nextLine().trim();
 
@@ -4030,7 +4066,7 @@ public class ActionHandler {
     }
 
 
-    private void deleteMessage(UUID messageId) {
+    public void deleteMessage(UUID messageId) {
         System.out.println("\n🗑️ Delete Message Options:");
         System.out.println("1. Delete for yourself (one-sided)");
         System.out.println("2. Delete for everyone (global) [only if allowed]");
@@ -4078,7 +4114,7 @@ public class ActionHandler {
         }
     }
 
-    private void showSidebarMenu() {
+    public void showSidebarMenu() {
         System.out.println("\n--- Sidebar Menu ---");
         System.out.println("1. View Profile");
         System.out.println("2. New Group");

src/main/java/org/to/telegramfinalproject/Client/TelegramClient.java

@@ -1,3 +1,129 @@
+//package org.to.telegramfinalproject.Client;
+//
+//import org.json.JSONObject;
+//
+//import java.io.BufferedReader;
+//import java.io.IOException;
+//import java.io.InputStreamReader;
+//import java.io.PrintWriter;
+//import java.net.Socket;
+//import java.util.Map;
+//import java.util.Scanner;
+//import java.util.UUID;
+//import java.util.concurrent.BlockingQueue;
+//import java.util.concurrent.ConcurrentHashMap;
+//import java.util.concurrent.LinkedBlockingQueue;
+//
+//public class TelegramClient {
+//    private static final String SERVER_HOST = "localhost";
+//    private static final int SERVER_PORT = 8000;
+//    private static Socket socket;
+//    private BufferedReader in;
+//    private PrintWriter out;
+//    private final Scanner scanner;
+//    private ActionHandler handler;
+//    public static BlockingQueue<JSONObject> responseQueue = new LinkedBlockingQueue<>();
+//    public static UUID loggedInUserId = null;
+//    public static final Map<String, BlockingQueue<JSONObject>> pendingResponses = new ConcurrentHashMap<>();
+//
+//
+//    private static TelegramClient instance;
+//
+//    public TelegramClient() {
+//        this.scanner = new Scanner(System.in);
+//        instance = this;
+//    }
+//
+//    public static TelegramClient getInstance() {
+//        return instance;
+//    }
+//
+//    public void start() {
+//        try {
+//            socket = new Socket(SERVER_HOST, SERVER_PORT);
+//            in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
+//            out = new PrintWriter(socket.getOutputStream(), true);
+//            System.out.println("✅ Connected to Telegram Server");
+//            handler = new ActionHandler(out, in, scanner);
+//
+//            Thread listenerThread = new Thread(new IncomingMessageListener(in));
+//            listenerThread.setDaemon(true);
+//            listenerThread.start();
+//
+//            showMainMenu();
+//
+//        } catch (IOException e) {
+//            System.err.println("❌ Error connecting to server: " + e.getMessage());
+//        }
+//    }
+//
+//    private void showMainMenu() throws IOException {
+//        while (true) {
+//            System.out.println("Main Menu:");
+//            System.out.println("1. Register");
+//            System.out.println("2. Login");
+//            System.out.println("3. Exit");
+//            System.out.print("Choose an option: ");
+//            String choice = scanner.nextLine();
+//
+//            switch (choice) {
+//                case "1" -> handler.register();
+//                case "2" -> {
+//                    handler.loginHandler();
+//                    if (Session.currentUser != null) {
+//                        System.out.println("✅ Login successful.");
+//                        new Thread(new ActionHandler.ChatStateMonitor(out)).start();
+////                        new Thread(new ActionHandler.CurrentChatMenuRefresher(this.handler)).start();
+//
+//
+//                        UUID internalId = UUID.fromString(Session.currentUser.getString("internal_uuid"));
+//                        loggedInUserId = internalId;
+//
+//                        handler.userMenu(internalId);
+//                    } else {
+//                        System.out.println("❌ Login failed.");
+//                    }
+//                }
+//                case "3" -> {
+//                    System.out.println("Exiting...");
+//                    return;
+//                }
+//                default -> System.out.println("Invalid choice.");
+//            }
+//        }
+//    }
+//
+//    public static void send(JSONObject req) {
+//        try {
+//            responseQueue.clear();  // optional: clear old responses
+//            getInstance().out.println(req.toString());
+//            System.out.println("📤 [SEND] " + req.toString(2));
+//
+//        } catch (Exception e) {
+//            System.err.println("❌ Error sending request: " + e.getMessage());
+//        }
+//    }
+//
+//
+//
+//
+//    public static Socket getSocket() {
+//        return socket;
+//    }
+//
+//    public static void main(String[] args) {
+//        new TelegramClient().start();
+//    }
+//
+//    public PrintWriter getOut() {
+//        return out;
+//    }
+//
+//
+//}
+
+
+
 package org.to.telegramfinalproject.Client;
 
 import org.json.JSONObject;
@@ -7,6 +133,7 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.PrintWriter;
 import java.net.Socket;
+import java.nio.charset.StandardCharsets;
 import java.util.Map;
 import java.util.Scanner;
 import java.util.UUID;
@@ -17,46 +144,79 @@ import java.util.concurrent.LinkedBlockingQueue;
 public class TelegramClient {
     private static final String SERVER_HOST = "localhost";
     private static final int SERVER_PORT = 8000;
+
+    private static TelegramClient instance;
+
     private static Socket socket;
     private BufferedReader in;
     private PrintWriter out;
+
+
     private final Scanner scanner;
     private ActionHandler handler;
-    public static BlockingQueue<JSONObject> responseQueue = new LinkedBlockingQueue<>();
+
-    public static UUID loggedInUserId = null;
+    public static final BlockingQueue<JSONObject> responseQueue = new LinkedBlockingQueue<>();
     public static final Map<String, BlockingQueue<JSONObject>> pendingResponses = new ConcurrentHashMap<>();
+    public static UUID loggedInUserId = null;
 
-
+    private volatile boolean listenerStarted = false;
-    private static TelegramClient instance;
 
     public TelegramClient() {
         this.scanner = new Scanner(System.in);
         instance = this;
     }
 
-    public static TelegramClient getInstance() {
+    public static synchronized TelegramClient getInstance() {
+        if (instance == null) instance = new TelegramClient();
         return instance;
     }
 
-    public void start() {
+    public void startConsole() {
         try {
-            socket = new Socket(SERVER_HOST, SERVER_PORT);
+            connectIfNeeded();
-            in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
+            initHandlerIfNeeded();
-            out = new PrintWriter(socket.getOutputStream(), true);
+            startListenerOnce();
-            System.out.println("✅ Connected to Telegram Server");
-            handler = new ActionHandler(out, in, scanner);
-
-            Thread listenerThread = new Thread(new IncomingMessageListener(in));
-            listenerThread.setDaemon(true);
-            listenerThread.start();
-
             showMainMenu();
-
         } catch (IOException e) {
             System.err.println("❌ Error connecting to server: " + e.getMessage());
         }
     }
 
+    public void start() { startConsole(); }
+
+    //UI only
+    public static synchronized TelegramClient getOrInitForUI() throws IOException {
+        TelegramClient cli = getInstance();
+        cli.connectIfNeeded();
+        cli.initHandlerIfNeeded();
+        cli.startListenerOnce();
+        return cli;
+    }
+
+    private synchronized void connectIfNeeded() throws IOException {
+        if (socket != null && socket.isConnected() && !socket.isClosed()) return;
+
+        socket = new Socket(SERVER_HOST, SERVER_PORT);
+        in  = new BufferedReader(new InputStreamReader(socket.getInputStream(), StandardCharsets.UTF_8));
+        out = new PrintWriter(socket.getOutputStream(), true);
+        System.out.println("✅ Connected to Telegram Server");
+    }
+
+    private synchronized void initHandlerIfNeeded() {
+        if (handler == null) {
+            handler = new ActionHandler(out, in, scanner);
+        }
+    }
+
+    private void startListenerOnce() {
+        if (listenerStarted) return;
+        listenerStarted = true;
+        Thread listenerThread = new Thread(new IncomingMessageListener(in), "socket-listener");
+        listenerThread.setDaemon(true);
+        listenerThread.start();
+    }
+
+    //console
     private void showMainMenu() throws IOException {
         while (true) {
             System.out.println("Main Menu:");
@@ -73,8 +233,6 @@ public class TelegramClient {
                     if (Session.currentUser != null) {
                         System.out.println("✅ Login successful.");
                         new Thread(new ActionHandler.ChatStateMonitor(out)).start();
-//                        new Thread(new ActionHandler.CurrentChatMenuRefresher(this.handler)).start();
-
 
                         UUID internalId = UUID.fromString(Session.currentUser.getString("internal_uuid"));
                         loggedInUserId = internalId;
@@ -95,28 +253,21 @@ public class TelegramClient {
 
     public static void send(JSONObject req) {
         try {
-            responseQueue.clear();  // optional: clear old responses
+            responseQueue.clear();
             getInstance().out.println(req.toString());
             System.out.println("📤 [SEND] " + req.toString(2));
-
         } catch (Exception e) {
             System.err.println("❌ Error sending request: " + e.getMessage());
         }
     }
 
-
+    public BufferedReader getIn()  { return in; }
-
+    public PrintWriter   getOut()  { return out; }
-
+    public ActionHandler getHandler() { return handler; }
-    public static Socket getSocket() {
+    public static Socket getSocket() { return socket; }
-        return socket;
-    }
 
     public static void main(String[] args) {
-        new TelegramClient().start();
+        new TelegramClient().startConsole();
     }
-
-    public PrintWriter getOut() {
-        return out;
-    }
-
 }
+

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

@@ -1057,4 +1057,73 @@ public class MessageDatabase {
         }
     }
 
+
+    public static Message getLastMessage(UUID targetId, String type) {
+        final String sql =
+                "SELECT * FROM messages " +
+                        "WHERE receiver_type = ? AND receiver_id = ? " +
+                        "ORDER BY send_at DESC LIMIT 1";
+
+        try (Connection conn = ConnectionDb.connect();
+             PreparedStatement ps = conn.prepareStatement(sql)) {
+
+            ps.setString(1, type.toLowerCase()); // "private" | "group" | "channel"
+            ps.setObject(2, targetId);
+
+            try (ResultSet rs = ps.executeQuery()) {
+                return rs.next() ? mapRow(rs) : null;
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    public static int getUnreadCount(UUID me, UUID targetId, String type) {
+        final String sql =
+                "SELECT COUNT(*) FROM messages " +
+                        "WHERE receiver_type = ? AND receiver_id = ? " +
+                        "AND sender_id <> ? " +
+                        "AND (status IS NULL OR status <> 'SEEN')";
+
+        try (Connection conn = ConnectionDb.connect();
+             PreparedStatement ps = conn.prepareStatement(sql)) {
+
+            ps.setString(1, type.toLowerCase());
+            ps.setObject(2, targetId);
+            ps.setObject(3, me);
+
+            try (ResultSet rs = ps.executeQuery()) {
+                return rs.next() ? rs.getInt(1) : 0;
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+            return 0;
+        }
+
+
+    }
+
+    private static Message mapRow(ResultSet rs) throws SQLException {
+        Message m = new Message();
+        m.setMessage_id((UUID) rs.getObject("message_id"));
+        m.setSender_id((UUID) rs.getObject("sender_id"));
+        m.setReceiver_id((UUID) rs.getObject("receiver_id"));
+        m.setReceiver_type(rs.getString("receiver_type"));
+        if ("private".equalsIgnoreCase(m.getReceiver_type())) {
+            m.setReceiver_id(m.getReceiver_id());
+        } else {
+            m.setReceiver_id(null);
+        }
+        m.setMessage_type(rs.getString("message_type"));
+        m.setContent(rs.getString("content"));
+        Timestamp ts = rs.getTimestamp("send_at");
+        if (ts != null) m.setSend_at(ts.toLocalDateTime());
+        m.setIs_edited(rs.getBoolean("is_edited"));
+        m.setStatus(rs.getString("status"));
+        Object rtid = rs.getObject("reply_to_id");
+        m.setReply_to_id(rtid == null ? null : (UUID) rtid);
+        return m;
+    }
+
 }

src/main/java/org/to/telegramfinalproject/Models/ChatEntry.java

@@ -22,6 +22,17 @@ public class ChatEntry {
     private JSONObject permissions;
 
 
+
+
+
+//    private UUID otherUserId;
+    private int unreadCount;
+    private String lastMessagePreview;
+    private String lastMessageType;      // TEXT / IMAGE / AUDIO / VIDEO / ...
+    private UUID lastMessageSenderId;
+
+
+
     public ChatEntry(UUID internalId, String displayId, String name, String imageUrl, String type, LocalDateTime lastMessageTime) {
         this.internalId = internalId;
         this.displayId = displayId;
@@ -149,4 +160,17 @@ public class ChatEntry {
     public void setSavedMessages(boolean savedMessages) {
         this.savedMessages = savedMessages;
     }
+
+
+    public int getUnreadCount() { return unreadCount; }
+    public void setUnreadCount(int unreadCount) { this.unreadCount = unreadCount; }
+
+    public String getLastMessagePreview() { return lastMessagePreview; }
+    public void setLastMessagePreview(String lastMessagePreview) { this.lastMessagePreview = lastMessagePreview; }
+
+    public String getLastMessageType() { return lastMessageType; }
+    public void setLastMessageType(String lastMessageType) { this.lastMessageType = lastMessageType; }
+
+    public UUID getLastMessageSenderId() { return lastMessageSenderId; }
+    public void setLastMessageSenderId(UUID lastMessageSenderId) { this.lastMessageSenderId = lastMessageSenderId; }
 }

src/main/java/org/to/telegramfinalproject/Models/JsonUtil.java

@@ -186,6 +186,12 @@ public class JsonUtil {
             obj.put("is_owner", entry.isOwner());
             obj.put("is_admin", entry.isAdmin());
             obj.put("is_saved_messages", entry.isSavedMessages());
+            obj.put("unread_count", entry.getUnreadCount());
+            obj.put("last_message_preview", entry.getLastMessagePreview());
+            obj.put("last_message_type", entry.getLastMessageType());
+            obj.put("last_message_sender_id",
+                    entry.getLastMessageSenderId() != null ? entry.getLastMessageSenderId().toString() : JSONObject.NULL);
+
 
             jsonArray.put(obj);
         }

src/main/java/org/to/telegramfinalproject/Models/Message.java

@@ -125,6 +125,9 @@ public class Message {
         this.edited_at = editedAt;
     }
 
+    public Message() {
+
+    }
 
 
     // ✅ Getters & Setters
@@ -203,4 +206,6 @@ public class Message {
         return is_deleted_globally;
     }
 
+    public void receiver_id(UUID receiverId) {this.receiver_id = receiverId;
+    }
 }

src/main/java/org/to/telegramfinalproject/Server/ClientHandler.java

@@ -125,78 +125,6 @@ public class ClientHandler implements Runnable {
                             }
 
 
-
-//                            for (Contact contact : contacts) {
-//                                User target = userDatabase.findByInternalUUID(contact.getContact_id());
-//                                if (target == null) continue;
-//                                LocalDateTime last = MessageDatabase.getLastMessageTimeBetween(user.getInternal_uuid(), target.getInternal_uuid(), "private");
-//
-////                                chatList.add(new ChatEntry(
-////                                        target.getInternal_uuid(),      // internal UUID
-////                                        target.getUser_id(),            // public display ID
-////                                        target.getProfile_name(),
-////                                        target.getImage_url(),
-////                                        "private",
-////                                        last,
-////                                        false,
-////                                        false
-////                                ));
-//
-//                                UUID targetId = target.getInternal_uuid();
-//
-//                                ChatEntry entry = new ChatEntry(
-//                                        targetId,
-//                                        target.getUser_id(),
-//                                        target.getProfile_name(),
-//                                        target.getImage_url(),
-//                                        "private",
-//                                        last,
-//                                        false,
-//                                        false
-//                                );
-//
-//
-//
-//                            }
-
-
-//
-//                            List<PrivateChat> privateChats = PrivateChatDatabase.findChatsOfUser(currentUser.getInternal_uuid());
-//                            for (PrivateChat chat : privateChats) {
-//                                UUID otherId = chat.getUser1_id().equals(currentUser.getInternal_uuid()) ?
-//                                        chat.getUser2_id() : chat.getUser1_id();
-//
-//                                User otherUser = userDatabase.findByInternalUUID(otherId);
-//                                if (otherUser == null) continue;
-//
-//                                LocalDateTime lastMessageTime = MessageDatabase.getLastMessageTime(chat.getChat_id(), "private");
-//
-//
-//                                ChatEntry entry = new ChatEntry(
-//                                        chat.getChat_id(),
-//                                        otherUser.getUser_id(),
-//                                        otherUser.getProfile_name(),
-//                                        otherUser.getImage_url(),
-//                                        "private",
-//                                        lastMessageTime,
-//                                        false,
-//                                        false
-//                                );
-//                                entry.setOtherUserId(otherId);
-//
-//                                if (currentUser.getInternal_uuid() == otherId) {
-//                                    entry.setSavedMessages(true);
-//                                }
-//
-//                                if (archivedChatIds.contains(chat.getChat_id())) {
-//                                    archivedChatList.add(entry);
-//                                    chatList.add(entry);
-//                                } else {
-//                                    activeChatList.add(entry);
-//                                    chatList.add(entry);
-//                                }
-//                            }
-
                             List<PrivateChat> privateChats = PrivateChatDatabase.findChatsOfUser(currentUser.getInternal_uuid());
 
                             ChatEntry savedEntry = null;
@@ -229,10 +157,12 @@ public class ClientHandler implements Runnable {
                                 );
                                 entry.setOtherUserId(otherId);
                                 if (isSelf) {
-                                    entry.setSavedMessages(true);   // فلگ مهم
+                                    entry.setSavedMessages(true);
-                                    savedEntry = entry;             // برای بردن به اول لیست
+                                    savedEntry = entry;
                                 }
 
+                                enrichChatEntry(entry, user.getInternal_uuid());
+
                                 if (!isSelf && archivedChatIds.contains(chat.getChat_id())) {
                                     archivedChatList.add(entry);
                                 } else {
@@ -270,6 +200,7 @@ public class ClientHandler implements Runnable {
                                         isOwner,
                                         isAdmin
                                 );
+                                enrichChatEntry(entry, user.getInternal_uuid());
 
                                 if (archivedChatIds.contains(group.getInternal_uuid())) {
                                     archivedChatList.add(entry);
@@ -309,6 +240,8 @@ public class ClientHandler implements Runnable {
                                         isAdmin
                                 );
 
+                                enrichChatEntry(entry, user.getInternal_uuid());
+
                                 if (archivedChatIds.contains(channel.getInternal_uuid())) {
                                     archivedChatList.add(entry);
                                     chatList.add(entry);
@@ -774,9 +707,9 @@ public class ClientHandler implements Runnable {
 
                             ChatEntry entry = new ChatEntry(
                                     chat.getChat_id(),
-                                    otherUser.getUser_id(),
+                                    isSavedMessages ? "Saved Messages" : otherUser.getUser_id(),
-                                    otherUser.getProfile_name(),
+                                    isSavedMessages ? "Saved Messages" : otherUser.getProfile_name(),
-                                    otherUser.getImage_url(),
+                                    isSavedMessages ? null : otherUser.getImage_url(),
                                     "private",
                                     lastMessageTime,
                                     false,
@@ -784,18 +717,20 @@ public class ClientHandler implements Runnable {
                             );
                             entry.setOtherUserId(otherId);
 
+
                             // Mark it as saved messages if it's the special self-chat
                             if (isSavedMessages) {
                                 entry.setSavedMessages(true);
                             }
+                            enrichChatEntry(entry, currentUser.getInternal_uuid());
 
-                            if (archivedChatIds.contains(chat.getChat_id())) {
+                            if (archivedChatIds.contains(chat.getChat_id()) && !isSavedMessages) {
                                 archivedChatList.add(entry);
-                                chatList.add(entry);
                             } else {
                                 activeChatList.add(entry);
-                                chatList.add(entry);
                             }
+                            chatList.add(entry);
+
                         }
 
 
@@ -826,6 +761,8 @@ public class ClientHandler implements Runnable {
                                     isAdmin
                             );
 
+                            enrichChatEntry(entry, currentUser.getInternal_uuid());
+
                             if (archivedChatIds.contains(group.getInternal_uuid())) {
                                 archivedChatList.add(entry);
                                 chatList.add(entry);
@@ -863,6 +800,7 @@ public class ClientHandler implements Runnable {
                                     isOwner,
                                     isAdmin
                             );
+                            enrichChatEntry(entry, currentUser.getInternal_uuid());
 
                             if (archivedChatIds.contains(channel.getInternal_uuid())) {
                                 archivedChatList.add(entry);
@@ -2855,4 +2793,38 @@ public class ClientHandler implements Runnable {
 
 
 
+
+    private void enrichChatEntry(ChatEntry e, UUID me) {
+        // آخرین پیام
+        Message last = MessageDatabase.getLastMessage(e.getId(), e.getType());
+        if (last != null) {
+            e.setLastMessageTime(String.valueOf(last.getSend_at()));
+            e.setLastMessagePreview(buildPreview(last));
+            e.setLastMessageType(last.getMessage_type());
+            e.setLastMessageSenderId(last.getSender_id());
+        }
+
+        // تعداد نخوانده‌ها
+        int unread = MessageDatabase.getUnreadCount(me, e.getId(), e.getType());
+        e.setUnreadCount(unread);
+    }
+
+    private String buildPreview(Message m) {
+        String t = m.getMessage_type();
+        if ("TEXT".equalsIgnoreCase(t)) {
+            String c = m.getContent();
+            if (c == null) return "";
+            // پیش‌نمایش کوتاه
+            return c.length() > 120 ? c.substring(0, 120) + "…" : c;
+        }
+        switch (t) {
+            case "IMAGE": return "[Image]";
+            case "AUDIO": return "[Audio]";
+            case "VIDEO": return "[Video]";
+            case "FILE":  return "[File]";
+            default:      return "[Message]";
+        }
+    }
+
+
 }

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

@@ -0,0 +1,37 @@
+// org.to.telegramfinalproject.UI.AppRouter
+package org.to.telegramfinalproject.UI;
+
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+public final class AppRouter {
+    private static Stage stage;
+    private static Scene scene;
+
+    private AppRouter() {}
+
+    public static void init(Stage st, Scene sc) {
+        stage = st;
+        scene = sc;
+    }
+
+    public static void showIntro()  { setRoot("/org/to/telegramfinalproject/Fxml/intro.fxml"); }
+    public static void showLogin()  { setRoot("/org/to/telegramfinalproject/Fxml/login_view.fxml"); }
+    public static void showRegister(){ setRoot("/org/to/telegramfinalproject/Fxml/register_view.fxml"); }
+    public static void showMain()   { setRoot("/org/to/telegramfinalproject/Fxml/main.fxml"); }
+
+    private static void setRoot(String fxmlPath) {
+        try {
+            System.out.println("Router: setRoot -> " + fxmlPath);
+            FXMLLoader fx = new FXMLLoader(AppRouter.class.getResource(fxmlPath));
+            Parent root = fx.load();
+            if (scene != null) scene.setRoot(root);
+            else if (stage != null) stage.setScene(new Scene(root, 1480, 820));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+}

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

@@ -23,4 +23,11 @@ public class ChatItemController {
         unreadCount.setVisible(unread > 0);
         unreadCount.setText(String.valueOf(unread));
     }
+
+    public void setUnread(int unread) {
+        boolean show = unread > 0;
+        unreadCount.setVisible(show);
+        unreadCount.setManaged(show);
+        if (show) unreadCount.setText(String.valueOf(unread));
+    }
 }

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

@@ -10,38 +10,62 @@ import javafx.scene.layout.Region;
 import javafx.scene.layout.VBox;
 import javafx.scene.shape.Circle;
 import javafx.stage.FileChooser;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ActionHandler;
+import org.to.telegramfinalproject.Models.ChatEntry;
+import org.json.JSONArray;
+import org.json.JSONObject;
 
 import java.io.File;
+import java.util.UUID;
 
 public class ChatPageController {
 
     // ===== messages area =====
-    @FXML private VBox messageContainer;
+    @FXML
-    @FXML private ScrollPane messageScrollPane;
+    private VBox messageContainer;
+    @FXML
+    private ScrollPane messageScrollPane;
 
     // ===== input area =====
-    @FXML private TextArea messageInput;
+    @FXML
-    @FXML private Button sendButton;
+    private TextArea messageInput;
+    @FXML
+    private Button sendButton;
 
-    @FXML private Button attachmentButton;
+    @FXML
-    @FXML private ImageView attachmentIcon;   // <ImageView> inside the attachment button
+    private Button attachmentButton;
+    @FXML
+    private ImageView attachmentIcon;   // <ImageView> inside the attachment button
 
     // ===== header =====
-    @FXML private ImageView userAvatar;       // 36x36 in the FXML
+    @FXML
-    @FXML private Label chatTitle;            // contact/group title
+    private ImageView userAvatar;       // 36x36 in the FXML
-    @FXML private Label chatStatus;           // last seen / online
+    @FXML
+    private Label chatTitle;            // contact/group title
+    @FXML
+    private Label chatStatus;           // last seen / online
 
-    @FXML private Button searchInChatButton;  // magnifier button
+    @FXML
-    @FXML private ImageView searchIcon;
+    private Button searchInChatButton;  // magnifier button
+    @FXML
+    private ImageView searchIcon;
 
-    @FXML private Button moreButton;          // 3-dots button
+    @FXML
-    @FXML private ImageView moreIcon;
+    private Button moreButton;          // 3-dots button
-    @FXML private ContextMenu moreMenu;
+    @FXML
-    @FXML private MenuItem viewProfileItem;
+    private ImageView moreIcon;
-    @FXML private MenuItem deleteChatItem;
+    @FXML
+    private ContextMenu moreMenu;
+    @FXML
+    private MenuItem viewProfileItem;
+    @FXML
+    private MenuItem deleteChatItem;
 
     // ===== send icon =====
-    @FXML private ImageView sendIcon;
+    @FXML
+    private ImageView sendIcon;
 
     // ===== state =====
     private String chatName;
@@ -49,9 +73,26 @@ public class ChatPageController {
 
     // Where your icons live
     private static final String ICON_BASE = "/org/to/telegramfinalproject/Icons/";
+    private ChatEntry currentChat;
+    private UUID me;
+
+    private void initCurrentUserId() {
+        try {
+            // از سشنی که سمت کلاینت داری:
+            String meStr = org.to.telegramfinalproject.Client.Session
+                    .currentUser.getString("internal_uuid");
+            me = UUID.fromString(meStr);
+        } catch (Exception ignore) {
+            me = null; // اگر به هر دلیلی نبود، خروجی‌ها رو ورودی فرض نکن
+        }
+    }
+
 
     @FXML
     public void initialize() {
+
+        initCurrentUserId();
+
         // Send button
         if (sendButton != null) {
             sendButton.setOnAction(e -> sendMessage());
@@ -162,7 +203,9 @@ public class ChatPageController {
         MainController.getInstance().showSearchPanel();
     }
 
-    /** Called by main controller when opening a chat. */
+    /**
+     * Called by main controller when opening a chat.
+     */
     public void setChat(String chatName, String avatarPath) {
         this.chatName = chatName;
 
@@ -210,14 +253,16 @@ public class ChatPageController {
 
     // ----- UI helpers -----
 
-    /** Add a normal message bubble (very simple for now). */
+    /**
+     * Add a normal message bubble (very simple for now).
+     */
     public void addMessage(String sender, String content) {
         Label msg = new Label(sender + ": " + content);
         msg.setWrapText(true);
 
         boolean dark = themeManager.isDarkMode();
         String bubbleColor = dark ? "#20405a" : "#4fa8f0";
-        String textColor   = dark ? "#e8f1f8" : "#0f141a";
+        String textColor = dark ? "#e8f1f8" : "#0f141a";
         msg.setStyle(
                 "-fx-background-color: " + bubbleColor + ";" +
                         "-fx-text-fill: " + textColor + ";" +
@@ -235,7 +280,9 @@ public class ChatPageController {
         messageScrollPane.setVvalue(1.0);
     }
 
-    /** Update all header/footer icons according to current theme. */
+    /**
+     * Update all header/footer icons according to current theme.
+     */
     private void syncIconsWithTheme() {
         boolean dark = themeManager.isDarkMode();
         // We use “_light” icons on dark backgrounds, and “_dark” on light backgrounds.
@@ -274,4 +321,153 @@ public class ChatPageController {
         }
         return new Image(url.toExternalForm());
     }
+
+    public void showChat(ChatEntry entry) {
+        this.currentChat = entry;
+
+        // Header
+        chatTitle.setText(entry.getName());
+        chatStatus.setText(""); // اگر last seen داری اینجا بگذار
+        if (entry.getImageUrl() != null && !entry.getImageUrl().isEmpty()) {
+            try {
+                userAvatar.setImage(new Image(entry.getImageUrl())); // یا لود از ریسورس خودت
+                userAvatar.setClip(new Circle(18, 18, 18));
+            } catch (Exception ignored) {
+            }
+        }
+
+        messageContainer.getChildren().clear();
+        loadMessages(entry);
+
+        // مارک به‌عنوان خوانده
+        markAsRead(entry);
+
+        // فوکوس روی ورودی
+        Platform.runLater(() -> messageInput.requestFocus());
+    }
+
+    private void loadMessages(ChatEntry entry) {
+        JSONObject req = new JSONObject();
+        req.put("action", "get_messages");
+        req.put("receiver_id", String.valueOf(entry.getId()));
+        req.put("receiver_type", entry.getType());
+        req.put("limit", 50);
+
+        new Thread(() -> {
+            JSONObject resp;
+            try {
+                resp = org.to.telegramfinalproject.Client.ActionHandler.sendWithResponse(req);
+            } catch (Exception ex) {
+                ex.printStackTrace();
+                return;
+            }
+            if (resp == null) return;
+
+            // بدون opt* :
+            String status = "";
+            try {
+                status = resp.getString("status");
+            } catch (Exception ignore) {
+            }
+            if (!"success".equals(status)) return;
+
+            JSONObject data = null;
+            try {
+                data = resp.getJSONObject("data");
+            } catch (Exception ignore) {
+            }
+            if (data == null) return;
+
+            JSONArray arr = null;
+            try {
+                arr = data.getJSONArray("messages");
+            } catch (Exception ignore) {
+            }
+            if (arr == null) return;
+
+            JSONArray finalArr = arr;
+            Platform.runLater(() -> renderMessages(finalArr));
+        }).start();
+    }
+
+
+    private void renderMessages(JSONArray arr) {
+        messageContainer.getChildren().clear();
+        for (int i = 0; i < arr.length(); i++) {
+            JSONObject m = arr.getJSONObject(i);
+            String senderId = m.optString("sender_id", "");
+            String type = m.optString("message_type", "TEXT");
+            String content = m.optString("content", "");
+
+            boolean outgoing = false;
+            if (me != null && senderId != null && !senderId.isEmpty()) {
+                try {
+                    outgoing = me.equals(UUID.fromString(senderId));
+                } catch (Exception ignore) {
+                }
+            }
+
+            String text;
+            switch (type.toUpperCase()) {
+                case "TEXT":
+                    text = content;
+                    break;
+                case "IMAGE":
+                    text = "[Image]";
+                    break;
+                case "AUDIO":
+                    text = "[Audio]";
+                    break;
+                case "VIDEO":
+                    text = "[Video]";
+                    break;
+                case "FILE":
+                    text = "[File]";
+                    break;
+                default:
+                    text = "[Message]";
+            }
+            addBubble(outgoing, text);
+        }
+        messageScrollPane.layout();
+        messageScrollPane.setVvalue(1.0);
+    }
+
+
+    private void markAsRead(ChatEntry entry) {
+        JSONObject readReq = new JSONObject();
+        readReq.put("action", "mark_as_read");
+        readReq.put("receiver_id", entry.getId().toString()); // ⛳️ internal_id
+        readReq.put("receiver_type", entry.getType());
+        ActionHandler.sendWithResponse(readReq);
+    }
+
+    private void addBubble(boolean outgoing, String content) {
+        Label msg = new Label(content);
+        msg.setWrapText(true);
+
+        boolean dark = themeManager.isDarkMode();
+        String mine = dark ? "#2b7cff" : "#d8ecff";
+        String theirs = dark ? "#2c333a" : "#ffffff";
+        String bg = outgoing ? mine : theirs;
+
+        msg.setStyle(
+                "-fx-background-color:" + bg + ";" +
+                        "-fx-padding:8 12;" +
+                        "-fx-background-radius:12;" +
+                        "-fx-max-width: 520;"
+        );
+        msg.setMinHeight(Region.USE_PREF_SIZE);
+
+        javafx.scene.layout.HBox row = new javafx.scene.layout.HBox(msg);
+        row.setFillHeight(true);
+        row.setSpacing(6);
+        row.setAlignment(outgoing
+                ? javafx.geometry.Pos.CENTER_RIGHT
+                : javafx.geometry.Pos.CENTER_LEFT);
+
+        messageContainer.getChildren().add(row);
+    }
+
+
 }

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

@@ -118,25 +118,34 @@ public class IntroController {
         slider.setDaemon(true);
         slider.start();
     }
+//
+//    @FXML
+//    private void handleStartMessaging(ActionEvent event) {
+//        try {
+//            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/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();
+//        }
+//    }
 
     @FXML
     private void handleStartMessaging(ActionEvent event) {
-        try {
+        AppRouter.showLogin(); // همون Scene می‌مونه، فقط Root عوض میشه
-            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/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();
-        }
     }
+
+    @FXML private void goRegister() { AppRouter.showRegister(); }
+
+
 }

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

@@ -9,7 +9,10 @@ import javafx.scene.control.*;
 import javafx.stage.Stage;
 import javafx.util.Duration;
 import org.json.JSONObject;
+import org.to.telegramfinalproject.Client.ActionHandler;
 import org.to.telegramfinalproject.Client.ClientConnection;
+import org.to.telegramfinalproject.Client.Session;
+import org.to.telegramfinalproject.Client.TelegramClient;
 import org.to.telegramfinalproject.Database.userDatabase;
 import org.to.telegramfinalproject.Models.User;
 import org.to.telegramfinalproject.Security.PasswordHashing;
@@ -23,7 +26,7 @@ public class LoginController {
     @FXML private PasswordField passwordField;
     @FXML private TextField visiblePasswordField;
 
-    @FXML private Button togglePasswordBtn;
+    @FXML private Button toggleVisibilityBtn;
     @FXML private Label errorLabel;
 
     private ClientConnection connection;
@@ -48,60 +51,119 @@ public class LoginController {
         visiblePasswordField.setManaged(passwordVisible);
         passwordField.setVisible(!passwordVisible);
         passwordField.setManaged(!passwordVisible);
-        togglePasswordBtn.setText(passwordVisible ? "👁" : "👁");
+        toggleVisibilityBtn.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.");
+//        }
+//    }
+
+
+
+    // LoginController.java (متد اصلی)
     @FXML
     private void handleLogin() {
-        String username = usernameField.getText();
+        String u = usernameField.getText().trim();
-        String password = passwordField.getText();
+        String p = passwordField.getText();
+        if (u.isEmpty() || p.isEmpty()) { showError("Please fill in all required fields."); return; }
 
-        // 1. Check for empty fields
+        setUiBusy(true);
-        if (username.isEmpty() || password.isEmpty()) {
-            showError("Please fill in all required fields.");
-            return;
-        }
 
-        // 2. Check if username exists
+        new Thread(() -> {
-        userDatabase userDb = new userDatabase();
+            try {
-        if (!userDb.existsByUsername(username)) {
+                var cli     = org.to.telegramfinalproject.Client.TelegramClient.getOrInitForUI();
-            showError("This username doesn’t exist.");
+                var handler = cli.getHandler();
-            return;
-        }
 
-        // 3. Check if password is correct
+                // بساز و بفرست — همون send خودت که Session رو پر می‌کند
-        User user = userDb.findByUsername(username);
+//                org.json.JSONObject req = new org.json.JSONObject()
-        if (!PasswordHashing.verify(password, user.getPassword())) {
+//                        .put("action","login")
-            showError("Incorrect password.");
+//                        .put("username", u)
-            return;
+//                        .put("password", p);
-        }
+//
+//                handler.send(req); // ⬅️ بلاکینگ؛ پس درستش کردیم که تو Thread هست
 
-        // 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) {
+                handler.login(u,p);
-                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)
+                javafx.application.Platform.runLater(() -> {
-                Alert alert = new Alert(Alert.AlertType.INFORMATION, "Login successful!");
+                    setUiBusy(false);
-                alert.show();
+
+                    if (!handler.wasSuccess() || Session.currentUser == null) {
+                        showError(handler.getLastMessage().isEmpty() ? "Login failed." : handler.getLastMessage());
+                        return;
+                    }
+
+                    // موفق: Session از داخل send پر شده
+                    goMain(); // بدون Alert → مستقیم به main.fxml
+                });
+
+            } catch (Exception ex) {
+                javafx.application.Platform.runLater(() -> {
+                    setUiBusy(false);
+                    showError("Connection error.");
+                });
             }
-
+        }, "login-thread").start();
-        } catch (Exception ex) {
-            showError("Unable to connect to server. Please try again later.");
-        }
     }
 
+    private void goMain() {
+        AppRouter.showMain();
+    }
+
+
+    private void setUiBusy(boolean b) {
+        usernameField.setDisable(b);
+        passwordField.setDisable(b);
+    }
+
+
     @FXML
     private void switchToRegister() throws IOException {
         switchScene("register_view.fxml");

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

@@ -13,8 +13,15 @@ import javafx.scene.layout.Pane;
 import javafx.scene.layout.StackPane;
 import javafx.scene.layout.VBox;
 import javafx.util.Duration;
+import org.to.telegramfinalproject.Models.ChatEntry;
 
 import java.io.IOException;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
 
 public class MainController {
 
@@ -57,10 +64,14 @@ public class MainController {
     public static MainController getInstance() {
         return instance;
     }
+    private final Map<UUID, ChatItemController> itemControllers = new HashMap<>();
+
 
     @FXML
     public void initialize() {
-        addSampleChats();
+//        addSampleChats();
+        populateChatListFromSession();
+
 
         // Register the scene for automatic CSS updates
         Platform.runLater(() -> {
@@ -138,58 +149,155 @@ public class MainController {
         scrollPane.setManaged(true);
     }
 
-    private void addSampleChats() {
+//    private void addSampleChats() {
-        addChat("Archived Chats", "Your archived chats", "10:45", 0);
+//        addChat("Archived Chats", "Your archived chats", "10:45", 0);
-        addChat("Saved Messages", "Keep messages for later", "Yesterday", 0);
+//        addChat("Saved Messages", "Keep messages for later", "Yesterday", 0);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
-        addChat("Alice", "Hey, how are you?", "14:12", 3);
+//        addChat("Alice", "Hey, how are you?", "14:12", 3);
-        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//        addChat("Bob", "Let's meet tomorrow", "12:08", 1);
+//
+//
+//    }
+
+
+    private final DateTimeFormatter timeFmt    = DateTimeFormatter.ofPattern("HH:mm");
+    private final DateTimeFormatter dayFmt     = DateTimeFormatter.ofPattern("dd/MM");       // همون سال
+    private final DateTimeFormatter fullDateFmt= DateTimeFormatter.ofPattern("yyyy/MM/dd"); // سال متفاوت
+
+    private String formatListTimestamp(LocalDateTime ts) {
+        if (ts == null) return "";
+        LocalDate today = LocalDate.now();
+        LocalDate d = ts.toLocalDate();
+
+        if (d.isEqual(today)) {
+            // امروز → فقط ساعت
+            return timeFmt.format(ts);
+        }
+        // اگر همان سال است → تاریخ کوتاه + ساعت
+        if (d.getYear() == today.getYear()) {
+            return dayFmt.format(ts) + " " + timeFmt.format(ts);   // مثال: 15/08 13:28
+        }
+        // سال متفاوت → تاریخ کامل + ساعت
+        return fullDateFmt.format(ts) + " " + timeFmt.format(ts);  // مثال: 2024/12/31 21:10
     }
 
-    private void addChat(String name, String lastMsg, String time, int unread) {
-        try {
-            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_item.fxml"));
-            Node chatItem = loader.load();
-            ChatItemController controller = loader.getController();
-            controller.setChatData(name, lastMsg, time, unread);
 
-            chatItem.setOnMouseClicked(e -> openChat(name));
+
-            chatListContainer.getChildren().add(chatItem);
+    private void populateChatListFromSession() {
-        } catch (IOException e) {
+        chatListContainer.getChildren().clear();
-            e.printStackTrace();
+
+        var list = (org.to.telegramfinalproject.Client.Session.activeChats != null
+                && !org.to.telegramfinalproject.Client.Session.activeChats.isEmpty())
+                ? org.to.telegramfinalproject.Client.Session.activeChats
+                : org.to.telegramfinalproject.Client.Session.chatList;
+
+        if (list == null || list.isEmpty()) return;
+
+        for (ChatEntry c : list) {
+            addChatNode(c);
         }
     }
 
-    private void openChat(String chatName) {
+
+//    private void addChatNode(ChatEntry chat ) {
+//        try {
+//            FXMLLoader fx = new FXMLLoader(getClass().getResource(
+//                    "/org/to/telegramfinalproject/Fxml/chat_item.fxml"));
+//            Node item = fx.load();
+//            ChatItemController cc = fx.getController();
+//
+//            String lastPreview = "";
+//            String time = (chat.getLastMessageTime() != null)
+//                    ? timeFmt.format(chat.getLastMessageTime()) : "";
+//
+//            cc.setChatData(chat.getName(), lastPreview, time, 0);
+//
+//            item.setOnMouseClicked(e -> openChat(String.valueOf(chat)));
+//            chatListContainer.getChildren().add(item);
+//        } catch (Exception e) {
+//            e.printStackTrace();
+//        }
+//    }
+
+    private void addChatNode(ChatEntry chat) {
+        try {
+            FXMLLoader fx = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_item.fxml"));
+            Node item = fx.load();
+            ChatItemController cc = fx.getController();
+
+            String preview = chat.getLastMessagePreview() == null ? "" : chat.getLastMessagePreview();
+            String time    = formatListTimestamp(chat.getLastMessageTime());
+
+            cc.setChatData(chat.getName(), preview, time, chat.getUnreadCount());
+            item.setOnMouseClicked(e -> openChat(chat));
+            chatListContainer.getChildren().add(item);
+
+            itemControllers.put(chat.getId(), cc);
+
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+    }
+
+
+    private String mapTypeToLabel(String t) {
+        switch (t.toUpperCase()) {
+            case "IMAGE": return "[Image]";
+            case "AUDIO": return "[Audio]";
+            case "VIDEO": return "[Video]";
+            case "FILE":  return "[File]";
+            default:      return "[Message]";
+        }
+    }
+
+
+//    private void addChat(String name, String lastMsg, String time, int unread) {
+//        try {
+//            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_item.fxml"));
+//            Node chatItem = loader.load();
+//            ChatItemController controller = loader.getController();
+//            controller.setChatData(name, lastMsg, time, unread);
+//
+//            chatItem.setOnMouseClicked(e -> openChat(name));
+//            chatListContainer.getChildren().add(chatItem);
+//        } catch (IOException e) {
+//            e.printStackTrace();
+//        }
+//    }
+
+    private void openChat(ChatEntry chat) {
         try {
             FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_page.fxml"));
             Node chatPage = loader.load();
 
             ChatPageController controller = loader.getController();
-            controller.setChat("Alice", "/org/to/telegramfinalproject/Avatars/profile_test.png");
+            controller.showChat(chat);     // ✅ متد جدید در ChatPageController
 
+            chatDisplayArea.getChildren().setAll(chatPage);
 
-            chatDisplayArea.getChildren().clear();
+            // اختیاری: صفر کردن badge و مارک‌کردن به‌عنوان خوانده در UI
-            chatDisplayArea.getChildren().add(chatPage);
+            ChatItemController item = itemControllers.get(chat.getId());
+            if (item != null) item.setUnread(0);
 
-        } catch (IOException e) {
+        } catch (IOException ex) {
-            e.printStackTrace();
+            ex.printStackTrace();
         }
     }
 
+
     @FXML
     private void toggleSidebar() {
         if (isSidebarOpen) {

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

@@ -3,6 +3,7 @@ package org.to.telegramfinalproject.UI;
 import javafx.animation.TranslateTransition;
 import javafx.application.Platform;
 import javafx.fxml.FXML;
+import javafx.scene.control.Alert;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
 import javafx.scene.image.Image;
@@ -12,12 +13,16 @@ import javafx.scene.layout.Region;
 import javafx.scene.layout.VBox;
 import javafx.util.Duration;
 
+
 import java.net.URL;
 
 public class SidebarMenuController {
 
     private static final String ICON_PATH = "/org/to/telegramfinalproject/Icons/";
 
+
+
+
     @FXML private VBox sidebarRoot;
     @FXML private ImageView profileImage;
     @FXML private Label usernameLabel;
@@ -176,4 +181,8 @@ public class SidebarMenuController {
     private void openSettings() { System.out.println("Opening Settings..."); }
     private void openTelegramFeatures() { System.out.println("Opening Telegram Features..."); }
     private void openTelegramQnA() { System.out.println("Opening Telegram Q&A..."); }
+
+
+
+
 }

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

@@ -1,4 +1,36 @@
-package org.to.telegramfinalproject.UI;
+package org.to.telegramfinalproject.UI;//package org.to.telegramfinalproject.UI;
+//
+//
+//import javafx.application.Application;
+//import javafx.fxml.FXMLLoader;
+//import javafx.scene.Scene;
+//import javafx.scene.image.Image;
+//import javafx.stage.Stage;
+//
+//import java.io.IOException;
+//
+//public class TelegramApplication extends Application {
+//    @Override
+//    public void start(Stage stage) throws IOException {
+//        FXMLLoader fxmlLoader = new FXMLLoader(TelegramApplication.class.getResource("/org/to/telegramfinalproject/Fxml/main.fxml"));
+//        Scene scene = new Scene(fxmlLoader.load(), 1480, 820);
+//
+//        scene.getStylesheets().add(getClass().getResource("/org/to/telegramfinalproject/CSS/light_theme.css").toExternalForm());
+//
+//        stage.setTitle("Telegram");
+//        stage.setScene(scene);
+//
+//        // Add icon to the stage
+//        Image icon = new Image(TelegramApplication.class.getResourceAsStream("/org/to/telegramfinalproject/Images/telegram_icon.png"));
+//        stage.getIcons().add(icon);
+//
+//        stage.show();
+//    }
+//    public static void main(String[] args) {
+//        launch();
+//    }
+//
+//}
 
 
 import javafx.application.Application;
@@ -6,28 +38,31 @@ import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;
 import javafx.scene.image.Image;
 import javafx.stage.Stage;
+import org.to.telegramfinalproject.UI.AppRouter;
 
 import java.io.IOException;
 
 public class TelegramApplication extends Application {
     @Override
     public void start(Stage stage) throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(TelegramApplication.class.getResource("/org/to/telegramfinalproject/Fxml/main.fxml"));
+        // اول intro.fxml
-        Scene scene = new Scene(fxmlLoader.load(), 1480, 820);
+        FXMLLoader fx = new FXMLLoader(
+                TelegramApplication.class.getResource("/org/to/telegramfinalproject/Fxml/intro.fxml"));
+        Scene scene = new Scene(fx.load(), 1480, 820);
 
-        scene.getStylesheets().add(getClass().getResource("/org/to/telegramfinalproject/CSS/light_theme.css").toExternalForm());
+        scene.getStylesheets().add(
+                getClass().getResource("/org/to/telegramfinalproject/CSS/light_theme.css").toExternalForm()
+        );
 
         stage.setTitle("Telegram");
+        stage.getIcons().add(new Image(
+                TelegramApplication.class.getResourceAsStream("/org/to/telegramfinalproject/Images/telegram_icon.png")
+        ));
         stage.setScene(scene);
-
-        // Add icon to the stage
-        Image icon = new Image(TelegramApplication.class.getResourceAsStream("/org/to/telegramfinalproject/Images/telegram_icon.png"));
-        stage.getIcons().add(icon);
-
         stage.show();
-    }
+
-    public static void main(String[] args) {
+        AppRouter.init(stage, scene);
-        launch();
     }
 
-}
+    public static void main(String[] args) { launch(); }
+}