Merge remote-tracking branch 'origin/Main-UI' into Main-UI

src/main/java/module-info.java

@@ -11,6 +11,10 @@ module org.to.telegramfinalproject {
     requires eu.hansolo.tilesfx;
     requires org.json;
     requires java.sql;
+    requires java.desktop;
+    requires spark.core;
+    requires javax.servlet.api;
+    requires mp3agic;
     opens org.to.telegramfinalproject to javafx.fxml;
     exports org.to.telegramfinalproject;
     exports org.to.telegramfinalproject.Client;

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

@@ -446,7 +446,31 @@ public class ActionHandler {
         send(req);
     }
 
+    public void createGroupUI(String id, String name, String url, String user ){
+        JSONObject req = new JSONObject();
+        req.put("action", "create_group");
+        req.put("user_id", user);
+        req.put("group_id", id);
+        req.put("group_name", name);
+        req.put("image_url", url.isBlank() ? JSONObject.NULL : url);
 
+        send(req);
+
+    }
+
+
+    public void createChannelUI(String id, String name, String url , String user){
+
+        JSONObject req = new JSONObject();
+        req.put("action", "create_channel");
+        req.put("user_id", user);
+        req.put("channel_id", id);
+        req.put("channel_name", name);
+        req.put("image_url", url.isBlank() ? JSONObject.NULL : url);
+
+        send(req);
+
+    }
 
     public void createChannel() {
         String channelId = null;
@@ -749,7 +773,7 @@ public class ActionHandler {
 
                                 if (existing != null) {
                                     openChat(existing);
-                               } else {
+                                } else {
                                     ChatEntry preview = new ChatEntry();
                                     preview.setId(String.valueOf(uuid));
                                     preview.setDisplayId(selected.getString("id"));
@@ -858,13 +882,13 @@ public class ActionHandler {
 
 
 
-                break;
+                    break;
 
 
                 case "create_group":
                 case "create_channel":
                     if (response.has("data")) {
-                    JSONObject chatJson = response.getJSONObject("data");
+                        JSONObject chatJson = response.getJSONObject("data");
 
                         ChatEntry chat = new ChatEntry(
                                 UUID.fromString(chatJson.getString("internal_id")),
@@ -879,12 +903,12 @@ public class ActionHandler {
 
 
                         refreshChatList();
-                    System.out.println("✅ Created and opening chat...");
-                    refreshChatList();
-                    openChat(chat);
-                }
+                        System.out.println("✅ Created and opening chat...");
+                        refreshChatList();
+                        openChat(chat);
+                    }
 
-                break;
+                    break;
 
                 case "get_messages":
                     JSONArray messages = response.getJSONObject("data").getJSONArray("messages");
@@ -4191,6 +4215,4 @@ public class ActionHandler {
     }
 
 
-}
-
-
+}

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

@@ -0,0 +1,30 @@
+// DownloadIndexRegistry.java
+package org.to.telegramfinalproject.Client;
+
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+
+public final class DownloadIndexRegistry {
+    private static final ConcurrentHashMap<UUID, DownloadsIndex> INSTANCES = new ConcurrentHashMap<>();
+    private static volatile boolean HOOK_REGISTERED = false;
+
+    private DownloadIndexRegistry() {}
+
+    public static DownloadsIndex forAccount(UUID accountId) {
+        registerHookOnce();
+        return INSTANCES.computeIfAbsent(accountId, DownloadsIndex::new);
+    }
+
+    public static void closeAccount(UUID accountId) {
+        DownloadsIndex idx = INSTANCES.remove(accountId);
+        if (idx != null) idx.saveQuietly();
+    }
+
+    private static synchronized void registerHookOnce() {
+        if (HOOK_REGISTERED) return;
+        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
+            for (DownloadsIndex idx : INSTANCES.values()) idx.saveQuietly();
+        }));
+        HOOK_REGISTERED = true;
+    }
+}

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

@@ -0,0 +1,116 @@
+
+package org.to.telegramfinalproject.Client;
+
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.*;
+import java.util.Map;
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+
+public final class DownloadsIndex {
+    private final UUID accountId;
+    private final Path indexFile;
+    private final Map<UUID, Entry> map = new ConcurrentHashMap<>();
+
+    public DownloadsIndex(UUID accountId) {
+        this.accountId = accountId;
+        this.indexFile = resolveIndexPath(accountId.toString());
+        load();
+    }
+
+
+    private static Path resolveIndexPath(String accountId) {
+        String os = System.getProperty("os.name", "").toLowerCase();
+        String home = System.getProperty("user.home");
+
+        Path dir;
+        if (os.contains("win")) {
+            String appData = System.getenv("APPDATA");
+            dir = (appData != null)
+                    ? Paths.get(appData, "TeleSock")
+                    : Paths.get(home, "AppData", "Roaming", "TeleSock");
+        } else {
+            dir = Paths.get(home, ".telesock");
+        }
+        try { Files.createDirectories(dir); } catch (IOException ignored) {}
+        return dir.resolve("downloads-index-" + accountId + ".json");
+    }
+
+    private synchronized void load() {
+        map.clear();
+        try {
+            if (!Files.exists(indexFile)) return;
+            String json = Files.readString(indexFile, StandardCharsets.UTF_8);
+            if (json == null || json.isBlank()) return;
+
+            JSONObject root  = new JSONObject(json);
+            JSONObject items = root.optJSONObject("items");
+            if (items == null) return;
+
+            for (String key : items.keySet()) {
+                JSONObject e = items.getJSONObject(key);
+                map.put(UUID.fromString(key), new Entry(
+                        e.getString("path"),
+                        e.optLong("size", 0L),
+                        e.optLong("ts", System.currentTimeMillis())
+                ));
+            }
+        } catch (Exception e) {
+            System.err.println("⚠️ DownloadsIndex load failed: " + e.getMessage());
+        }
+    }
+
+    private synchronized void save() throws IOException {
+        JSONObject items = new JSONObject();
+        for (Map.Entry<UUID, Entry> it : map.entrySet()) {
+            JSONObject e = new JSONObject();
+            e.put("path", it.getValue().path);
+            e.put("size", it.getValue().size);
+            e.put("ts",   it.getValue().ts);
+            items.put(it.getKey().toString(), e);
+        }
+        byte[] data = new JSONObject().put("items", items).toString(2).getBytes(StandardCharsets.UTF_8);
+
+        Path tmp = indexFile.resolveSibling(indexFile.getFileName() + ".tmp");
+        Files.write(tmp, data);
+        try {
+            Files.move(tmp, indexFile, StandardCopyOption.REPLACE_EXISTING, StandardCopyOption.ATOMIC_MOVE);
+        } catch (AtomicMoveNotSupportedException ex) {
+            Files.move(tmp, indexFile, StandardCopyOption.REPLACE_EXISTING);
+        }
+    }
+
+    public void saveQuietly() {
+        try { save(); } catch (Exception ignored) {}
+    }
+
+    public Path find(UUID mediaKey) {
+        Entry e = map.get(mediaKey);
+        if (e == null) return null;
+        Path p = Paths.get(e.path);
+        if (Files.exists(p)) return p;
+        map.remove(mediaKey);
+        saveQuietly();
+        return null;
+    }
+
+    public void put(UUID mediaKey, Path path, long size) {
+        map.put(mediaKey, new Entry(path.toString(), size, System.currentTimeMillis()));
+        saveQuietly();
+    }
+
+    public void remove(UUID mediaKey) {
+        map.remove(mediaKey);
+        saveQuietly();
+    }
+
+    private static final class Entry {
+        final String path; final long size; final long ts;
+        Entry(String path, long size, long ts) {
+            this.path = path; this.size = size; this.ts = ts;
+        }
+    }
+}

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

@@ -43,7 +43,7 @@ public class IncomingMessageListener implements Runnable {
                 JSONObject response = new JSONObject(line);
                 System.out.println("📥 Received raw line: " + line);
 
-               //if it has reqID answer
+                //if it has reqID answer
                 if (response.has("request_id")) {
                     String requestId = response.getString("request_id");
                     System.out.println("📬 Response with request_id: " + requestId);
@@ -89,16 +89,24 @@ public class IncomingMessageListener implements Runnable {
 
     private boolean isRealTimeEvent(String action) {
         return switch (action) {
-            case "new_message", "message_edited", "message_deleted_global",
-                 "user_status_changed", "added_to_group", "added_to_channel",
+            case "new_message",
+                 "message_edited",
+                 "message_deleted_global", "message_deleted_one_sided", "message_deleted",
+                 "message_reacted", "message_unreacted",
+                 "user_status_changed",
+                 "added_to_group", "added_to_channel",
                  "update_group_or_channel", "chat_deleted",
                  "blocked_by_user", "unblocked_by_user", "message_seen",
                  "removed_from_group", "removed_from_channel",
-                 "became_admin", "removed_admin", "ownership_transferred","admin_permissions_updated","created_private_chat" , "message_reacted" , "message_unreacted","chat_updated" -> true;
+                 "became_admin", "removed_admin", "ownership_transferred",
+                 "admin_permissions_updated",
+                 "created_private_chat",
+                 "chat_updated" -> true;
             default -> false;
         };
     }
 
+
     void handleRealTimeEvent(JSONObject response) throws IOException {
         String action = response.getString("action");
         JSONObject msg = response.has("data") ? response.getJSONObject("data") : new JSONObject();
@@ -166,6 +174,35 @@ public class IncomingMessageListener implements Runnable {
                 });
             }
 
+            case "message_edited" -> {
+                JSONObject ui = normalizeMessageId(msg);
+                // (اختیاری) اگر ایونت زمان و چت را هم می‌دهد، می‌توانی چت‌لیست را آپدیت کنی
+                Platform.runLater(() -> {
+                    var mc = MainController.getInstance();
+                    var chatCtl = (mc != null) ? mc.getChatPageController() : null;
+                    if (chatCtl != null) chatCtl.onRealTimeMessageEdited(ui);
+                });
+            }
+
+            case "message_deleted_global", "message_deleted_one_sided", "message_deleted" -> {
+                JSONObject ui = normalizeMessageId(msg);
+                Platform.runLater(() -> {
+                    var mc = MainController.getInstance();
+                    var chatCtl = (mc != null) ? mc.getChatPageController() : null;
+                    if (chatCtl != null) chatCtl.onRealTimeMessageDeleted(ui);
+                });
+            }
+
+            case "message_reacted", "message_unreacted" -> {
+                JSONObject ui = normalizeMessageId(msg);
+                Platform.runLater(() -> {
+                    var mc = MainController.getInstance();
+                    var chatCtl = (mc != null) ? mc.getChatPageController() : null;
+                    if (chatCtl != null) chatCtl.onRealTimeReaction(ui);
+                });
+            }
+
+
 
             case "chat_updated" -> {
                 var data = response.getJSONObject("data");
@@ -189,8 +226,7 @@ public class IncomingMessageListener implements Runnable {
 
 
 
-            case "message_edited", "message_deleted_global", "message_reacted", "message_unreacted"
-               , "blocked_by_user", "unblocked_by_user", "message_seen" -> {
+            case "blocked_by_user", "unblocked_by_user", "message_seen" -> {
                 displayRealTimeMessage(action, msg);
             }
 
@@ -478,4 +514,16 @@ public class IncomingMessageListener implements Runnable {
         } catch (Exception e) { System.err.println("[RT] bumpChatListFromMessage: " + e.getMessage()); }
     }
 
-}
+    // --- add this helper ---
+    private static JSONObject normalizeMessageId(JSONObject j) {
+        if (j == null) return new JSONObject();
+        if (!j.has("message_id") && j.has("id")) {
+            JSONObject copy = new JSONObject(j.toString());
+            copy.put("message_id", copy.optString("id", ""));
+            return copy;
+        }
+        return j;
+    }
+
+
+}

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

@@ -0,0 +1,82 @@
+package org.to.telegramfinalproject.Client;
+
+import org.json.JSONObject;
+import java.io.*;
+import java.net.Socket;
+import java.nio.file.Files;
+import java.util.UUID;
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+
+
+
+class MediaSender {
+
+    public static void sendImageOrAudio(Socket socket,
+                                        UUID senderId,
+                                        String receiverType,
+                                        UUID receiverId,
+                                        File file,
+                                        String messageType,   // "IMAGE" یا "AUDIO"
+                                        String captionOrEmpty) throws Exception {
+
+        if (!"IMAGE".equals(messageType) && !"AUDIO".equals(messageType))
+            throw new IllegalArgumentException("Only IMAGE/AUDIO");
+
+        // 1) اعلام سوییچ به باینری
+        PrintWriter textOut = new PrintWriter(new OutputStreamWriter(socket.getOutputStream(), "UTF-8"), true);
+        textOut.println("MEDIA");
+
+        // 2) متادیتا
+        String mime = Files.probeContentType(file.toPath());
+        if (mime == null) mime = "application/octet-stream";
+
+        Integer width = null, height = null;
+        if ("IMAGE".equals(messageType)) {
+            try {
+                BufferedImage img = ImageIO.read(file);
+                if (img != null) { width = img.getWidth(); height = img.getHeight(); }
+            } catch (Exception ignore) {}
+        }
+
+        UUID messageId = UUID.randomUUID();
+        JSONObject header = new JSONObject()
+                .put("message_id", messageId.toString())
+                .put("sender_id", senderId.toString())
+                .put("receiver_type", receiverType)
+                .put("receiver_id", receiverId.toString())
+                .put("message_type", messageType)
+                .put("file_name", file.getName())
+                .put("mime_type", mime)
+                .put("file_size", file.length())
+                .put("text", captionOrEmpty == null ? "" : captionOrEmpty);
+
+        if (width != null)  header.put("width", width);
+        if (height != null) header.put("height", height);
+
+        byte[] headerBytes = header.toString().getBytes("UTF-8");
+
+        // 3) ارسال فریم باینری
+        DataOutputStream dos = new DataOutputStream(new BufferedOutputStream(socket.getOutputStream()));
+        dos.writeInt(0x4D444D31);               // MAGIC
+        dos.writeInt(headerBytes.length);       // headerLen
+        dos.write(headerBytes);                 // header
+        dos.writeLong(file.length());           // contentLen
+
+        try (InputStream fis = new BufferedInputStream(new FileInputStream(file))) {
+            byte[] buf = new byte[8192];
+            int n;
+            while ((n = fis.read(buf)) != -1) {
+                dos.write(buf, 0, n);
+            }
+        }
+        dos.flush();
+
+        // (اختیاری) Ack متنی
+        BufferedReader textIn = new BufferedReader(new InputStreamReader(socket.getInputStream(), "UTF-8"));
+        String ack = textIn.readLine();
+        if (!"OK".equalsIgnoreCase(ack)) {
+            throw new IOException("Server did not ACK: " + ack);
+        }
+    }
+}

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

@@ -28,7 +28,7 @@ public class Session {
     public static ChatEntry currentChatEntry = null;
     public static List<ContactEntry> contactEntries = new ArrayList<>();
     public static boolean inContactListMenu = false;
-
+    public static DownloadsIndex downloadsIndex = null;
 
     public static String getUserUUID() {
         if (currentUser.has("uuid")) return currentUser.getString("uuid");
@@ -110,4 +110,7 @@ public class Session {
                 .filter(ChatEntry::isArchived)
                 .toList();
     }
+
+    public void setDownloadIndex(DownloadsIndex idx){ this.downloadsIndex = idx; }
+
 }

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

@@ -255,234 +255,7 @@ public class SidebarHandler {
         actionHandler.showContactList();
     }
 
-//    public void getSavedMessagesData(String userId) {
-//        try {
-//            // Step 1: Create the request
-//            JSONObject request = new JSONObject();
-//            request.put("action", "get_saved_messages");
-//            request.put("user_id", userId);
-//
-//            // Step 2: Send request and wait for response
-//            JSONObject response = ActionHandler.sendWithResponse(request);
-//
-//            // Step 3: Check the response
-//            if (!response.optString("status", "fail").equals("success")) {
-//                System.out.println("Failed to open Saved Messages chat: " + response.optString("message", "Unknown error"));
-//                return;
-//            }
-//
-//            // Step 4: Extract "data" object
-//            JSONObject data = response.getJSONObject("data");
-//            UUID chatId = UUID.fromString(data.getString("chat_id"));
-//            JSONArray messagesArray = data.getJSONArray("messages");
-//
-//            // Step 5: Parse messages
-//            List<Message> messages = new ArrayList<>();
-//            if (!messagesArray.isEmpty()) {
-//                for (int i = 0; i < messagesArray.length(); i++) {
-//                    JSONObject msgJson = messagesArray.getJSONObject(i);
-//
-//                    // Safely extract optional UUIDs
-//                    UUID replyToId = null;
-//                    String replyToIdStr = msgJson.optString("reply_to_id", null);
-//                    if (replyToIdStr != null && !replyToIdStr.equals("null")) {
-//                        replyToId = UUID.fromString(replyToIdStr);
-//                    }
-//
-//                    UUID originalMessageId = null;
-//                    String originalMessageIdStr = msgJson.optString("original_message_id", null);
-//                    if (originalMessageIdStr != null && !originalMessageIdStr.equals("null")) {
-//                        originalMessageId = UUID.fromString(originalMessageIdStr);
-//                    }
-//
-//                    UUID forwardedBy = null;
-//                    String forwardedByStr = msgJson.optString("forwarded_by", null);
-//                    if (forwardedByStr != null && !forwardedByStr.equals("null")) {
-//                        forwardedBy = UUID.fromString(forwardedByStr);
-//                    }
-//
-//                    UUID forwardedFrom = null;
-//                    String forwardedFromStr = msgJson.optString("forwarded_from", null);
-//                    if (forwardedFromStr != null && !forwardedFromStr.equals("null")) {
-//                        forwardedFrom = UUID.fromString(forwardedFromStr);
-//                    }
-//
-//                    Message msg = new Message(
-//                            UUID.fromString(msgJson.getString("message_id")),
-//                            UUID.fromString(msgJson.getString("sender_id")),
-//                            msgJson.getString("receiver_type"),
-//                            UUID.fromString(msgJson.getString("receiver_id")),
-//                            msgJson.getString("content"),
-//                            msgJson.getString("message_type"),
-//                            LocalDateTime.parse(msgJson.getString("send_at").replace(" ", "T")),
-//                            msgJson.getString("status"),
-//                            replyToId,
-//                            msgJson.getBoolean("is_edited"),
-//                            originalMessageId,
-//                            forwardedBy,
-//                            forwardedFrom,
-//                            msgJson.getBoolean("is_deleted_globally"),
-//                            LocalDateTime.parse(msgJson.getString("edited_at").replace(" ", "T"))
-//                    );
-//
-//                    messages.add(msg);
-//                }
-//            }
-//
-//            // Step 6: Add to active chats if not already present
-//            boolean alreadyExists = Session.activeChats.stream()
-//                    .anyMatch(entry -> entry.getId().equals(chatId));
-//            if (!alreadyExists) {
-//                ChatEntry savedEntry = new ChatEntry(
-//                        chatId,
-//                        "Saved-Messages",
-//                        "Saved Messages",
-//                        "📌", // or use a URL string if you have an icon for saved messages
-//                        "private",
-//                        messages.isEmpty() ? null : messages.get(messages.size() - 1).getSend_at()
-//                );
-//                savedEntry.setSavedMessages(true);
-//                Session.activeChats.add(savedEntry);
-//            }
-//
-//            // Step 7: Show chat
-//            showSavedMessages(chatId, messages);
-//
-//        } catch (Exception e) {
-//            System.out.println("An error occurred while retrieving Saved Messages.");
-//            e.printStackTrace();
-//        }
-//    }
 
-//    private void showSavedMessages(UUID chatId, List<Message> messages) {
-//        Scanner scanner = new Scanner(System.in);
-//
-//        System.out.println("==== Saved Messages ====");
-//        if (messages == null || messages.isEmpty()) {
-//            System.out.println("No messages yet.");
-//        } else {
-//            for (Message msg : messages) {
-//                System.out.println("[" + msg.getSend_at() + "] " + msg.getContent());
-//            }
-//        }
-//
-//        System.out.println("\n(Type your message below, or type 0 to exit)");
-//
-//        while (true) {
-//            System.out.print("You: ");
-//            String content = scanner.nextLine().trim();
-//            if (content.equals("0")) {
-//                System.out.println("Exiting Saved Messages.");
-//                break;
-//            }
-//
-//            System.out.print("Enter message type (TEXT / IMAGE / VIDEO / FILE / AUDIO): ");
-//            String messageType = scanner.nextLine().trim().toUpperCase();
-//            Set<String> allowedTypes = Set.of("TEXT", "IMAGE", "VIDEO", "FILE", "AUDIO");
-//            while (!allowedTypes.contains(messageType)) {
-//                System.out.print("Invalid type. Try again (TEXT / IMAGE / VIDEO / FILE / AUDIO): ");
-//                messageType = scanner.nextLine().trim().toUpperCase();
-//            }
-//
-//            // Attachments (اختیاری)
-//            JSONArray attachmentsArray = new JSONArray();
-//            System.out.print("Do you want to attach files? (yes/no): ");
-//            if (scanner.nextLine().equalsIgnoreCase("yes")) {
-//                while (true) {
-//                    System.out.print("File URL: ");
-//                    String fileUrl = scanner.nextLine().trim();
-//
-//                    if (fileUrl.isEmpty()) {
-//                        System.out.println("URL can not be empty. Try again.");
-//                        continue;
-//                    }
-//                    if (fileUrl.contains(" ")) {
-//                        System.out.println("URL cannot contain spaces. Try again.");
-//                        continue;
-//                    }
-//                    if (!fileUrl.matches("^(http|https)://.*$")) {
-//                        System.out.println("Invalid URL format. Please enter a valid HTTP/HTTPS link.");
-//                        continue;
-//                    }
-//
-//                    System.out.print("File Type (IMAGE / VIDEO / FILE / AUDIO): ");
-//                    String fileType = scanner.nextLine().trim().toUpperCase();
-//                    Set<String> allowedFileTypes = Set.of("IMAGE", "VIDEO", "FILE", "AUDIO");
-//                    while (!allowedFileTypes.contains(fileType)) {
-//                        System.out.print("Invalid type. Try again (IMAGE / VIDEO / FILE / AUDIO): ");
-//                        fileType = scanner.nextLine().trim().toUpperCase();
-//                    }
-//
-//                    JSONObject fileJson = new JSONObject();
-//                    fileJson.put("file_url", fileUrl);
-//                    fileJson.put("file_type", fileType);
-//                    attachmentsArray.put(fileJson);
-//
-//                    System.out.print("Add another file? (yes/no): ");
-//                    if (!scanner.nextLine().equalsIgnoreCase("yes")) break;
-//                }
-//            }
-//
-//            // درخواست مطابق هندلر send_message
-//            JSONObject request = new JSONObject();
-//            request.put("action", "send_message");
-//            request.put("receiver_type", "private");
-//            request.put("receiver_id", chatId.toString()); // chat_id
-//            request.put("content", content);
-//            request.put("message_type", messageType);
-//            if (attachmentsArray.length() > 0) {
-//                request.put("attachments", attachmentsArray);
-//            }
-//
-//            JSONObject response = ActionHandler.sendWithResponse(request);
-//            if (!"success".equalsIgnoreCase(response.optString("status"))) {
-//                System.out.println("Failed to send message: " + response.optString("message", "Unknown error"));
-//            } else {
-//                System.out.println("Message sent.");
-//
-//                Message justSent = new Message(
-//                        UUID.fromString(response.getJSONObject("data").getString("message_id")),
-//                        /* senderId   */ userUUID,
-//                        /* receiverId */ chatId,
-//                        /* type       */ "private",
-//                        /* content    */ content,
-//                        /* msgType    */ messageType,
-//                        /* send_at    */ java.time.LocalDateTime.now()
-//                );
-//                messages.add(justSent);
-//                System.out.println("[" + justSent.getSend_at() + "] " + justSent.getContent());
-//            }
-//        }
-//    }
-
-
-//    public void openSavedMessages() {
-//        JSONObject req = new JSONObject().put("action", "get_or_create_saved_messages");
-//        JSONObject res = sendWithResponse(req);
-//        if (res == null || !"success".equals(res.optString("status"))) {
-//            System.out.println("❌ Could not open Saved Messages: " + res.optString("message",""));
-//            return;
-//        }
-//
-//        ActionHandler.requestChatList();
-//        String chatId = res.getJSONObject("data").getString("chat_id");
-//
-//        JSONObject mreq = new JSONObject()
-//                .put("action", "get_messages")
-//                .put("receiver_type", "private")
-//                .put("receiver_id", chatId)
-//                .put("offset", 0)
-//                .put("limit", 50);
-//
-//        JSONObject mres = sendWithResponse(mreq);
-//        JSONArray msgs = (mres != null && mres.has("data"))
-//                ? mres.getJSONObject("data").optJSONArray("messages")
-//                : new JSONArray();
-//
-//        List<Message> messages = parseMessages(msgs); // تبدیل JSON → Message
-//        showSavedMessages(UUID.fromString(chatId), messages);
-//    }
-//
 
 
 
@@ -774,7 +547,6 @@ public class SidebarHandler {
     }
 
     private String padBoxLine(String text, int width) {
-        // عرض: width، دو طرف │ │
         final int inner = width - 2;
         if (text.length() > inner) {
             text = text.substring(0, inner - 1) + "…";
@@ -804,58 +576,5 @@ public class SidebarHandler {
         return approved ;
     }
 
-    private List<Message> parseMessages(JSONArray msgs) {
-        List<Message> list = new ArrayList<>();
-        if (msgs == null) return list;
 
-        for (int i = 0; i < msgs.length(); i++) {
-            try {
-                JSONObject obj = msgs.getJSONObject(i);
-
-                UUID messageId     = UUID.fromString(obj.getString("message_id"));
-                UUID senderId      = UUID.fromString(obj.getString("sender_id"));
-                String receiverType= obj.getString("receiver_type");       // "private" | "group" | "channel"
-                UUID receiverId    = UUID.fromString(obj.getString("receiver_id")); // برای private = chat_id
-                String content     = obj.optString("content", "");
-                String messageType = obj.optString("message_type", "TEXT");
-                LocalDateTime sent = LocalDateTime.parse(obj.getString("send_at"));
-
-                Message m = new Message(
-                        messageId, senderId, receiverId, receiverType, content, messageType, sent
-                );
-
-                if (obj.has("status") && !obj.isNull("status")) {
-                    try { m.setStatus(obj.getString("status")); } catch (Exception ignore) {}
-                }
-                if (obj.has("reply_to_id") && !obj.isNull("reply_to_id")) {
-                    try { m.setReply_to_id(UUID.fromString(obj.getString("reply_to_id"))); } catch (Exception ignore) {}
-                }
-                if (obj.has("forwarded_by") && !obj.isNull("forwarded_by")) {
-                    try { m.setForwarded_by(UUID.fromString(obj.getString("forwarded_by"))); } catch (Exception ignore) {}
-                }
-                if (obj.has("forwarded_from") && !obj.isNull("forwarded_from")) {
-                    try { m.setForwarded_from(UUID.fromString(obj.getString("forwarded_from"))); } catch (Exception ignore) {}
-                }
-
-//                // ضمیمه‌ها (اگر در مدل Message متد addAttachment داری)
-//                if (obj.has("attachments") && !obj.isNull("attachments")) {
-//                    try {
-//                        JSONArray atts = obj.getJSONArray("attachments");
-//                        for (int j = 0; j < atts.length(); j++) {
-//                            JSONObject a = atts.getJSONObject(j);
-//                            String fileUrl  = a.getString("file_url");
-//                            String fileType = a.getString("file_type");
-//                            FileAttachment fa = new FileAttachment(fileUrl, fileType);
-//                            try { m.addAttachment(fa); } catch (Exception ignore) {}
-//                        }
-//                    } catch (Exception ignore) {}
-//                }
-
-                list.add(m);
-            } catch (Exception perItem) {
-                perItem.printStackTrace();
-            }
-        }
-        return list;
-    }
 }

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

@@ -0,0 +1,75 @@
+package org.to.telegramfinalproject.Client;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.PrintWriter;
+
+public final class SocketMediaDownloader {
+    private static final int MAGIC_DL = 0x4D444D32;
+    private final PrintWriter outText;         // NEW
+    private final DataInputStream inBin;
+    private final DataOutputStream outBin;
+
+    public SocketMediaDownloader(PrintWriter outText, DataInputStream inBin, DataOutputStream outBin) {
+        this.outText = outText;
+        this.inBin = inBin;
+        this.outBin = outBin;
+    }
+
+
+    public java.nio.file.Path download(java.util.UUID mediaKey, java.nio.file.Path saveDir, String fileNameHint) throws Exception {
+        outText.print("MEDIA_DL\n");
+        outText.flush();
+
+        org.json.JSONObject req = new org.json.JSONObject()
+                .put("op","download")
+                .put("media_key", mediaKey.toString())
+                .put("offset", 0);
+        byte[] hb = req.toString().getBytes(java.nio.charset.StandardCharsets.UTF_8);
+
+        outBin.writeInt(MAGIC_DL);
+        outBin.writeInt(hb.length);
+        outBin.write(hb);
+        outBin.flush();
+
+        int magic = inBin.readInt();
+        if (magic != MAGIC_DL) throw new java.io.IOException("bad magic");
+
+        int hlen = inBin.readInt();
+        byte[] hbytes = inBin.readNBytes(hlen);
+        org.json.JSONObject hdr = new org.json.JSONObject(new String(hbytes, java.nio.charset.StandardCharsets.UTF_8));
+        if (!"success".equalsIgnoreCase(hdr.optString("status"))) {
+            throw new java.io.IOException("download error: " + hdr.optString("message"));
+        }
+
+        long contentLen = inBin.readLong();
+        String serverName = hdr.optString("file_name", fileNameHint != null ? fileNameHint : mediaKey.toString());
+
+        java.nio.file.Files.createDirectories(saveDir);
+        java.nio.file.Path dest = uniquePath(saveDir, serverName);
+
+        try (java.io.OutputStream os = java.nio.file.Files.newOutputStream(dest)) {
+            byte[] buf = new byte[8192];
+            long remain = contentLen;
+            while (remain > 0) {
+                int toRead = (int) Math.min(buf.length, remain);
+                int n = inBin.read(buf, 0, toRead);
+                if (n == -1) throw new java.io.EOFException("unexpected EOF");
+                os.write(buf, 0, n);
+                remain -= n;
+            }
+        }
+        return dest;
+    }
+
+    private static java.nio.file.Path uniquePath(java.nio.file.Path dir, String name) throws java.io.IOException {
+        java.nio.file.Path p = dir.resolve(name);
+        if (!java.nio.file.Files.exists(p)) return p;
+        String base = name, ext = "";
+        int dot = name.lastIndexOf('.');
+        if (dot >= 0) { base = name.substring(0, dot); ext = name.substring(dot); }
+        int i = 1;
+        while (java.nio.file.Files.exists(dir.resolve(base + " (" + i + ")" + ext))) i++;
+        return dir.resolve(base + " (" + i + ")" + ext);
+    }
+}

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

@@ -143,7 +143,7 @@ import java.util.concurrent.LinkedBlockingQueue;
 
 public class TelegramClient {
     private static final String SERVER_HOST = "localhost";
-    private static final int SERVER_PORT = 8000;
+    private static final int SERVER_PORT = 8080;
 
     private static TelegramClient instance;
 
@@ -310,5 +310,4 @@ public class TelegramClient {
         return listener;
     }
 
-}
-
+}

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

@@ -195,7 +195,7 @@ public class ChannelDatabase {
         """;
 
         try (Connection conn = ConnectionDb.connect()) {
-            // مرحله اول: ساخت کانال
+
             PreparedStatement stmt = conn.prepareStatement(sql);
             stmt.setString(1, channel.getChannel_id());
             stmt.setString(2, channel.getChannel_name());
@@ -208,9 +208,8 @@ public class ChannelDatabase {
             if (!rs.next()) return false;
 
             UUID internalUUID = (UUID) rs.getObject("internal_uuid");
-            channel.setInternal_uuid(internalUUID); // اختیاری برای پیگیری بعدی
+            channel.setInternal_uuid(internalUUID);
 
-            // مرحله دوم: افزودن کاربر به لیست سابسکرایبرها
             PreparedStatement subStmt = conn.prepareStatement(subscriberSql);
             subStmt.setObject(1, internalUUID);
             subStmt.setObject(2, creatorId);

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

@@ -645,7 +645,7 @@ public class MessageDatabase {
                 (UUID) rs.getObject("forwarded_from"),
                 rs.getBoolean("is_deleted_globally"),
                 (rs.getTimestamp("edited_at") != null) ? rs.getTimestamp("edited_at").toLocalDateTime() : null
-                );
+        );
     }
 
 
@@ -1339,4 +1339,4 @@ public class MessageDatabase {
 
 
 
-}
+}

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

@@ -1,6 +1,7 @@
 package org.to.telegramfinalproject.Database;
 
 import org.json.JSONObject;
+import org.to.telegramfinalproject.Models.MediaRow;
 
 import java.sql.Connection;
 import java.sql.PreparedStatement;
@@ -8,6 +9,7 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.UUID;
 
 public class MessageReactionDatabase {
@@ -73,4 +75,8 @@ public class MessageReactionDatabase {
         return counts; // مثال: {"❤️":2,"👍":1}
     }
 
+
+
+
+
 }

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

@@ -388,5 +388,26 @@ public class PrivateChatDatabase {
                 rs.getBoolean("user2_deleted")
         );
     }
+    public static boolean isParticipant(java.util.UUID chatId, java.util.UUID userId) {
+        String sql = """
+        SELECT 1
+        FROM private_chat
+        WHERE chat_id = ?
+          AND (user1_id = ? OR user2_id = ?)
+        LIMIT 1
+    """;
+        try (var c = ConnectionDb.connect();
+             var ps = c.prepareStatement(sql)) {
+            ps.setObject(1, chatId);
+            ps.setObject(2, userId);
+            ps.setObject(3, userId);
+            try (var rs = ps.executeQuery()) {
+                return rs.next();
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
 
 }

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

@@ -19,6 +19,7 @@ public class Contact {
         this.added_at = LocalDateTime.now();
     }
 
+
     public void setUser_id(UUID user_id){this.user_id = user_id;}
     public void setContact_id(UUID contact_id){this.contact_id = contact_id;}
     public void setAdd_at(LocalDateTime add_at){this.added_at =add_at;}

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

@@ -1,19 +1,162 @@
 package org.to.telegramfinalproject.Models;
 
-public class FileAttachment {
-    private String fileUrl;
-    private String fileType;
+import org.json.JSONObject;
+import java.util.Objects;
+import java.util.UUID;
 
-    public FileAttachment(String fileUrl, String fileType) {
+public class FileAttachment {
+
+    private UUID attachmentId;     // اختیاری؛ اگر null بود، تولید می‌کنیم
+    private UUID mediaKey;
+    private String fileUrl;
+    private String fileType;          // IMAGE, VIDEO, AUDIO, FILE, GIF, STICKER
+    private String fileName;
+    private Long   fileSize;
+    private String mimeType;          // e.g., image/png
+    private Integer width;
+    private Integer height;
+    private Integer durationSeconds;  // for audio/video
+    private String  thumbnailUrl;
+    private String storagePath;
+
+    public FileAttachment(String fileUrl,
+                          String fileType,
+                          String fileName,
+                          Long fileSize,
+                          String mimeType,
+                          Integer width,
+                          Integer height,
+                          Integer durationSeconds,
+                          String thumbnailUrl) {
         this.fileUrl = fileUrl;
         this.fileType = fileType;
+        this.fileName = fileName;
+        this.fileSize = fileSize;
+        this.mimeType = mimeType;
+        this.width = width;
+        this.height = height;
+        this.durationSeconds = durationSeconds;
+        this.thumbnailUrl = thumbnailUrl;
     }
 
-    public String getFileUrl() {
-        return fileUrl;
+    public FileAttachment(String fileUrl, String fileType) {
+        this(fileUrl, fileType, null, null, null, null, null, null, null);
     }
 
-    public String getFileType() {
-        return fileType;
+    public FileAttachment() {
+    }
+
+
+    // ساخت از JSON /upload
+    public static FileAttachment fromUploadJson(JSONObject j) {
+        return new FileAttachment(
+                j.optString("file_url", ""),
+                j.optString("file_type", "FILE"),
+                emptyToNull(j.optString("file_name", null)),
+                j.has("file_size") && !j.isNull("file_size") ? j.getLong("file_size") : null,
+                emptyToNull(j.optString("mime_type", null)),
+                j.has("width") && !j.isNull("width") ? j.getInt("width") : null,
+                j.has("height") && !j.isNull("height") ? j.getInt("height") : null,
+                j.has("duration_seconds") && !j.isNull("duration_seconds") ? j.getInt("duration_seconds") : null,
+                j.isNull("thumbnail_url") ? null : emptyToNull(j.optString("thumbnail_url", null))
+        );
+    }
+
+    public JSONObject toJson() {
+        JSONObject out = new JSONObject()
+                .put("file_url", fileUrl)
+                .put("file_type", fileType);
+
+        out.put("file_name", fileName == null ? JSONObject.NULL : fileName);
+        out.put("file_size", fileSize == null ? JSONObject.NULL : fileSize);
+        out.put("mime_type", mimeType == null ? JSONObject.NULL : mimeType);
+        out.put("width", width == null ? JSONObject.NULL : width);
+        out.put("height", height == null ? JSONObject.NULL : height);
+        out.put("duration_seconds", durationSeconds == null ? JSONObject.NULL : durationSeconds);
+        out.put("thumbnail_url", thumbnailUrl == null ? JSONObject.NULL : thumbnailUrl);
+        return out;
+    }
+
+    // Helpers
+    public boolean isImage() { return "IMAGE".equalsIgnoreCase(fileType) || "GIF".equalsIgnoreCase(fileType); }
+    public boolean isAudio() { return "AUDIO".equalsIgnoreCase(fileType); }
+    public boolean hasDimensions() { return width != null && height != null; }
+
+    private static String emptyToNull(String s) {
+        return (s == null || s.isBlank()) ? null : s;
+    }
+
+    // Getters
+    public String getFileUrl() { return fileUrl; }
+    public String getFileType() { return fileType; }
+    public String getFileName() { return fileName; }
+    public Long getFileSize() { return fileSize; }
+    public String getMimeType() { return mimeType; }
+    public Integer getWidth() { return width; }
+    public Integer getHeight() { return height; }
+    public Integer getDurationSeconds() { return durationSeconds; }
+    public String getThumbnailUrl() { return thumbnailUrl; }
+
+    // equals/hashCode/toString
+    @Override public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof FileAttachment)) return false;
+        FileAttachment that = (FileAttachment) o;
+        return Objects.equals(fileUrl, that.fileUrl) &&
+                Objects.equals(fileType, that.fileType) &&
+                Objects.equals(fileName, that.fileName) &&
+                Objects.equals(fileSize, that.fileSize) &&
+                Objects.equals(mimeType, that.mimeType) &&
+                Objects.equals(width, that.width) &&
+                Objects.equals(height, that.height) &&
+                Objects.equals(durationSeconds, that.durationSeconds) &&
+                Objects.equals(thumbnailUrl, that.thumbnailUrl);
+    }
+
+    @Override public int hashCode() {
+        return Objects.hash(fileUrl, fileType, fileName, fileSize, mimeType, width, height, durationSeconds, thumbnailUrl);
+    }
+
+    @Override public String toString() {
+        return "FileAttachment{" +
+                "fileUrl='" + fileUrl + '\'' +
+                ", fileType='" + fileType + '\'' +
+                ", fileName='" + fileName + '\'' +
+                ", fileSize=" + fileSize +
+                ", mimeType='" + mimeType + '\'' +
+                ", width=" + width +
+                ", height=" + height +
+                ", durationSeconds=" + durationSeconds +
+                ", thumbnailUrl='" + thumbnailUrl + '\'' +
+                '}';
+    }
+
+    public UUID getAttachmentId() {return attachmentId;
+    }
+
+    public UUID getMediaKey() {return mediaKey;
+    }
+
+    public String getStoragePath() {return storagePath;
+    }
+
+    public void setAttachmentId(UUID attachmentId) {this.attachmentId = attachmentId;
+    }
+
+    public void setMediaKey(UUID mediaKey) {this.mediaKey = mediaKey;
+    }
+
+
+    public void setFileUrl(String fileUrl) {this.fileUrl = fileUrl;
+    }
+    public void setFileType(String fileType){this.fileType = fileType;}
+    public void setFileName(String fileName){this.fileName = fileName;}
+    public void setFileSize(Long fileSize){this.fileSize = fileSize;}
+    public void setMimeType(String mimeType){this.mimeType = mimeType;}
+    public void setWidth(int width){this.width = width;}
+    public void setHeight(int height){this.height = height;}
+    public void setDurationSeconds(Integer durationSeconds){this.durationSeconds = durationSeconds;}
+    public void setThumbnailUrl(String thumbnailUrl){this.thumbnailUrl = thumbnailUrl;}
+    public void setStoragePath(String storagePath) {this.storagePath = storagePath;
     }
 }

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

@@ -0,0 +1,24 @@
+package org.to.telegramfinalproject.Models;
+
+import java.util.UUID;
+
+public class MediaRow {
+    public UUID messageId;
+    public String storagePath;
+    public String fileName;
+    public String mimeType;
+    public Long fileSize;
+    public String receiverType;
+    public UUID receiverId;
+    public UUID senderId;
+    public java.util.UUID attachmentId;
+    public java.util.UUID mediaKey;
+    public String fileType; // IMAGE/AUDIO/...
+    public Integer width;
+    public Integer height;
+    public Integer durationSeconds; //for audio only
+    public String thumbnailUrl;
+    public String fileUrl;     //display link
+    public String chatType;
+    public UUID chatId;
+}

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

@@ -146,7 +146,7 @@ public class ClientHandler implements Runnable {
 
                                 LocalDateTime lastMessageTime = MessageDatabase.getLastMessageTime(chat.getChat_id(), "private");
 
-                                  ChatEntry entry = new ChatEntry(
+                                ChatEntry entry = new ChatEntry(
                                         chat.getChat_id(),                               // internal_id = chat_id
                                         isSelf ? "Saved Messages" : otherUser.getUser_id(),      // id/display
                                         isSelf ? "Saved Messages" : otherUser.getProfile_name(), // name
@@ -1654,7 +1654,7 @@ public class ClientHandler implements Runnable {
                         }
                         String chatType = requestJson.getString("chat_type");
                         UUID chatId = UUID.fromString(requestJson.getString("chat_id"));
-                         userId = UUID.fromString(requestJson.getString("user_id"));
+                        userId = UUID.fromString(requestJson.getString("user_id"));
 
                         boolean success = false;
 
@@ -1723,7 +1723,7 @@ public class ClientHandler implements Runnable {
                         }
                         try {
                             UUID channelId = UUID.fromString(requestJson.getString("channel_id"));
-                             userId = currentUser.getInternal_uuid();
+                            userId = currentUser.getInternal_uuid();
 
                             JSONObject permissions = ChannelDatabase.getChannelPermissions(channelId, userId);
 
@@ -2157,7 +2157,7 @@ public class ClientHandler implements Runnable {
                     }
 
                     case "send_message" : {
-                         response = handleSendMessage(requestJson);
+                        response = handleSendMessage(requestJson);
                     }
                     break;
 
@@ -2474,8 +2474,8 @@ public class ClientHandler implements Runnable {
                                 .put("excerpt", excerpt));
 
                         List<UUID> receivers = Receivers.resolveFor(receiverType, receiverId, senderId);
-                        //RealTimeEventDispatcher.sendNewMessage(message, receivers, "reply", meta);
-                        RealTimeEventDispatcher.sendNewMessageFiltered(message, receivers, senderId, "reply", meta);
+                        receivers = Receivers.resolveFor(receiverType, receiverId, /*exclude*/ null);
+                        RealTimeEventDispatcher.sendNewMessage(message, receivers, "reply", meta);
 
 
                         response = saved ?
@@ -2532,12 +2532,8 @@ public class ClientHandler implements Runnable {
                                     .put("sender_id", original.getSender_id().toString())
                                     .put("sender_name", userDatabase.findByInternalUUID(original.getSender_id()).getProfile_name()));
 
-                            List<UUID> receivers = Receivers.resolveFor(targetChatType, targetChatId, currentUser.getInternal_uuid());
-                            //RealTimeEventDispatcher.sendNewMessage(forwarded, receivers, "forward", meta);
-                            RealTimeEventDispatcher.sendNewMessageFiltered(forwarded, receivers, senderId, "forward", meta);
-
-                        } else {
-                            response = new ResponseModel("error", "Failed to forward message.");
+                            List<UUID> receivers = Receivers.resolveFor(targetChatType, targetChatId, /*exclude*/ null);
+                            RealTimeEventDispatcher.sendNewMessage(forwarded, receivers, "forward", meta);
                         }
                         break;
                     }
@@ -2676,7 +2672,7 @@ public class ClientHandler implements Runnable {
                     }
 
                     case "get_blocked_users": {
-                         userId = currentUser.getInternal_uuid();
+                        userId = currentUser.getInternal_uuid();
                         var list = ContactDatabase.getBlockedUsers(userId);
                         org.json.JSONObject data = new org.json.JSONObject();
                         data.put("blocked_users", list);
@@ -2685,7 +2681,7 @@ public class ClientHandler implements Runnable {
                     }
 
                     case "verify_password": {
-                         userId = currentUser.getInternal_uuid();
+                        userId = currentUser.getInternal_uuid();
                         String cur = requestJson.getString("current_password");
                         User user = userDatabase.findByInternalUUID(userId);
                         boolean ok = PasswordHashing.verify(cur, user.getPassword());
@@ -2696,7 +2692,7 @@ public class ClientHandler implements Runnable {
                     }
 
                     case "update_username": {
-                         userId = currentUser.getInternal_uuid();
+                        userId = currentUser.getInternal_uuid();
                         String cur = requestJson.getString("current_password");
                         String newUsername = requestJson.getString("new_username");
                         boolean useBCrypt = true;
@@ -2717,7 +2713,7 @@ public class ClientHandler implements Runnable {
                     }
 
                     case "update_password": {
-                         userId = currentUser.getInternal_uuid();
+                        userId = currentUser.getInternal_uuid();
                         String cur = requestJson.getString("current_password");
                         String newPass = requestJson.getString("new_password");
 

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

@@ -7,7 +7,8 @@ import java.net.ServerSocket;
 import java.net.Socket;
 
 public class MainServer {
-    private static final int PORT = 8000;
+    private static final int PORT = 8080;
+
 
     public static void main(String[] args) {
         try (ServerSocket serverSocket = new ServerSocket(PORT)) {

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

@@ -1,10 +1,7 @@
 package org.to.telegramfinalproject.Server;
 
 import org.json.JSONObject;
-import org.to.telegramfinalproject.Database.ChannelDatabase;
-import org.to.telegramfinalproject.Database.ContactDatabase;
-import org.to.telegramfinalproject.Database.GroupDatabase;
-import org.to.telegramfinalproject.Database.userDatabase;
+import org.to.telegramfinalproject.Database.*;
 import org.to.telegramfinalproject.Models.Message;
 import org.to.telegramfinalproject.Models.User;
 
@@ -12,7 +9,9 @@ import java.io.IOException;
 import java.io.PrintWriter;
 import java.net.Socket;
 import java.time.LocalDateTime;
+import java.util.Collections;
 import java.util.List;
+import java.util.Locale;
 import java.util.UUID;
 
 public class RealTimeEventDispatcher {
@@ -425,4 +424,81 @@ public class RealTimeEventDispatcher {
     }
 
 
+    public static void notifyChatUpdated(UUID chatId, String chatType, Message lastMsg) {
+        if (chatId == null || chatType == null) return;
+
+        final String type = chatType.toLowerCase(Locale.ROOT);
+
+        List<UUID> receivers;
+        switch (type) {
+            case "private":
+                receivers = PrivateChatDatabase.getMembers(chatId);
+                break;
+
+            case "group":
+                receivers = GroupDatabase.getMemberUUIDs(chatId);
+                break;
+            case "channel":
+                receivers = ChannelDatabase.getSubscriberUUIDs(chatId);
+                break;
+            default:
+                receivers = Collections.emptyList();
+        }
+        if (receivers == null || receivers.isEmpty()) return;
+
+        // 2) ساخت خلاصه آخرین پیام برای نمایش در لیست چت
+        String senderName = null;
+        if (lastMsg != null && lastMsg.getSender_id() != null) {
+            User u = userDatabase.findByInternalUUID(lastMsg.getSender_id());
+            if (u != null) senderName = u.getProfile_name();
+        }
+
+        String messageType = lastMsg != null && lastMsg.getMessage_type() != null
+                ? lastMsg.getMessage_type().toLowerCase(Locale.ROOT) : "text";
+
+        // preview ساده: برای مدیا، برچسب کوتاه؛ برای متن، کوتاه‌سازی
+        String preview;
+        if (!"text".equals(messageType)) {
+            switch (messageType) {
+                case "image":  preview = "[Photo]"; break;
+                case "video":  preview = "[Video]"; break;
+                case "audio":  preview = "[Audio]"; break;
+                case "file":   preview = "[File]";  break;
+                default:       preview = "[Media]";
+            }
+        } else {
+            String t = lastMsg != null ? nullToEmpty(lastMsg.getContent()) : "";
+            preview = t.length() > 80 ? t.substring(0, 80) + "…" : t;
+        }
+
+        String sendAt = (lastMsg != null && lastMsg.getSend_at() != null)
+                ? lastMsg.getSend_at().toString()
+                : java.time.OffsetDateTime.now().toString();
+
+        // 3) payload رویداد chat_updated
+        JSONObject payload = new JSONObject()
+                .put("action", "chat_updated")
+                .put("data", new JSONObject()
+                        .put("chat_id", chatId.toString())
+                        .put("chat_type", type)
+                        .put("last_message", new JSONObject()
+                                .put("id", lastMsg != null ? lastMsg.getMessage_id().toString() : JSONObject.NULL)
+                                .put("sender_id", lastMsg != null ? lastMsg.getSender_id().toString() : JSONObject.NULL)
+                                .put("sender_name", senderName != null ? senderName : JSONObject.NULL)
+                                .put("message_type", messageType)
+                                .put("preview", preview)
+                                .put("send_at", sendAt)
+                        )
+                        .put("last_message_time", sendAt)
+                        .put("update_reason", "new_message") // برای کلاینت مفید است
+                );
+
+        // 4) ارسال به همه اعضای چت
+        for (UUID uid : receivers) {
+            sendToUser(uid, payload);
+        }
+    }
+
+    private static String nullToEmpty(String s) { return s == null ? "" : s; }
+
 }

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

@@ -0,0 +1,57 @@
+package org.to.telegramfinalproject.Server;
+
+import org.to.telegramfinalproject.Database.userDatabase;
+
+import java.io.IOException;
+import java.net.ServerSocket;
+import java.net.Socket;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+public class TestServer {
+    private static final int SOCKET_PORT = 8000;          // سرور سوکت
+    private static final int HTTP_PORT   = 8080;          // سرور آپلود
+    private static final String UPLOAD_BASE_DIR = "uploads"; // پوشه‌ی ذخیره فایل‌ها
+
+    public static void main(String[] args) {
+        // 1) استارت HTTP Upload در ترد جدا
+        Thread httpThread = new Thread(() -> {
+            try {
+                UploadHttp.start(HTTP_PORT, UPLOAD_BASE_DIR);
+            } catch (IOException e) {
+                System.err.println("Upload HTTP failed to start: " + e.getMessage());
+                e.printStackTrace();
+            }
+        }, "upload-http");
+        httpThread.setDaemon(true);
+        httpThread.start();
+
+        // 2) سرور سوکت با Thread Pool
+        ExecutorService pool = Executors.newCachedThreadPool();
+        try (ServerSocket serverSocket = new ServerSocket(SOCKET_PORT)) {
+            System.out.println("Socket server started on port " + SOCKET_PORT);
+            userDatabase.setAllUsersOffline();
+
+            // 3) Shutdown Hook برای خاموشی تمیز
+            Runtime.getRuntime().addShutdownHook(new Thread(() -> {
+                System.out.println("\nShutting down...");
+                try { serverSocket.close(); } catch (IOException ignore) {}
+                pool.shutdownNow();
+                userDatabase.setAllUsersOffline();
+                System.out.println("Goodbye.");
+            }));
+
+            // 4) حلقه پذیرش اتصال‌ها
+            while (!serverSocket.isClosed()) {
+                Socket clientSocket = serverSocket.accept();
+                clientSocket.setTcpNoDelay(true);
+                System.out.println("New client connected: " + clientSocket.getInetAddress());
+                pool.submit(new ClientHandler(clientSocket));
+            }
+
+        } catch (IOException e) {
+            System.err.println("Socket server error: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
+}

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

@@ -0,0 +1,183 @@
+package org.to.telegramfinalproject.Server;
+
+import static spark.Spark.*;
+
+import javax.imageio.ImageIO;
+import javax.servlet.MultipartConfigElement;
+import javax.servlet.http.Part;
+
+import java.awt.image.BufferedImage;
+import java.io.InputStream;
+import java.io.IOException;
+import java.nio.file.*;
+import java.time.LocalDate;
+
+import javax.sound.sampled.*; // برای WAV
+
+import org.json.JSONObject;
+import com.mpatric.mp3agic.Mp3File;
+
+public class UploadHttp {
+
+    public static void start(int httpPort, String baseDir) throws IOException {
+        port(httpPort);
+
+        Path basePath = Paths.get(baseDir).toAbsolutePath().normalize();
+        Files.createDirectories(basePath);
+        staticFiles.externalLocation(basePath.toString());
+
+        post("/upload", (req, res) -> {
+            res.type("application/json");
+            try {
+                long MAX_FILE = 25L * 1024 * 1024; // 25MB
+                req.attribute("org.eclipse.jetty.multipartConfig",
+                        new MultipartConfigElement("/tmp", MAX_FILE, MAX_FILE, 0));
+
+                Part filePart = req.raw().getPart("file");
+                if (filePart == null || filePart.getSize() == 0) {
+                    res.status(400);
+                    return jsonError("empty file");
+                }
+                if (filePart.getSize() > MAX_FILE) {
+                    res.status(413);
+                    return jsonError("file too large");
+                }
+
+                String mime = filePart.getContentType();
+                if (mime == null) {
+                    res.status(415);
+                    return jsonError("unknown mime");
+                }
+
+                String original = filePart.getSubmittedFileName();
+                String ext = guessExt(original, mime);
+                String day = LocalDate.now().toString();
+                String typeDir = subdirFor(mime); // images/audios/files
+                String subdir = typeDir + "/" + day;
+                String name = java.util.UUID.randomUUID() + ext;
+
+                Path dir = basePath.resolve(subdir).normalize();
+                Files.createDirectories(dir);
+                Path target = dir.resolve(name).normalize();
+
+                try (InputStream in = filePart.getInputStream()) {
+                    Files.copy(in, target, StandardCopyOption.REPLACE_EXISTING);
+                } finally {
+                    filePart.delete();
+                }
+
+                String fileUrl = "/" + subdir.replace('\\', '/') + "/" + name;
+                String fileType = mapToFileType(mime);
+
+               //Meta deta only for audio and image
+                Integer width = null, height = null, durationSeconds = null;
+                String thumbnailUrl = null;
+
+                if ("IMAGE".equals(fileType) || "GIF".equals(fileType)) {
+                    int[] wh = imageSize(target);
+                    if (wh != null) { width = wh[0]; height = wh[1]; }
+                } else if ("AUDIO".equals(fileType)) {
+                    durationSeconds = audioDurationSeconds(target, mime, ext);
+                }
+
+                res.status(200);
+                return new JSONObject()
+                        .put("file_url", fileUrl)
+                        .put("file_type", fileType)
+                        .put("file_name", original == null ? "" : safeName(original))
+                        .put("file_size", Files.size(target))
+                        .put("mime_type", mime)
+                        .put("width", width == null ? JSONObject.NULL : width)
+                        .put("height", height == null ? JSONObject.NULL : height)
+                        .put("duration_seconds", durationSeconds == null ? JSONObject.NULL : durationSeconds)
+                        .put("thumbnail_url", JSONObject.NULL)
+                        .toString();
+
+            } catch (Exception e) {
+                e.printStackTrace();
+                res.status(500);
+                return jsonError("internal error");
+            }
+        });
+
+        init();
+        awaitInitialization();
+        System.out.println("Upload HTTP server on http://localhost:" + httpPort + " baseDir=" + basePath);
+    }
+
+    // ---------- Helpers ----------
+
+    private static String jsonError(String msg) {
+        return new JSONObject().put("error", msg).toString();
+    }
+
+    private static String subdirFor(String mime) {
+        String m = mime.toLowerCase();
+        if (m.startsWith("image/")) return "images";
+        if (m.startsWith("audio/")) return "audios";
+        return "files";
+    }
+
+    private static String mapToFileType(String mime) {
+        String m = mime.toLowerCase();
+        if (m.startsWith("image/")) {
+            if (m.contains("gif")) return "GIF";
+            return "IMAGE";
+        }
+        if (m.startsWith("audio/")) return "AUDIO";
+        return "FILE";
+    }
+
+    private static String guessExt(String original, String mime) {
+        if (original != null && original.contains(".")) {
+            String ext = original.substring(original.lastIndexOf('.'));
+            if (ext.length() <= 10) return ext;
+        }
+        if ("image/png".equalsIgnoreCase(mime))  return ".png";
+        if ("image/jpeg".equalsIgnoreCase(mime)) return ".jpg";
+        if ("image/gif".equalsIgnoreCase(mime))  return ".gif";
+        if ("audio/mpeg".equalsIgnoreCase(mime)) return ".mp3";
+        if ("audio/wav".equalsIgnoreCase(mime) || "audio/x-wav".equalsIgnoreCase(mime)) return ".wav";
+        if ("application/pdf".equalsIgnoreCase(mime)) return ".pdf";
+        return "";
+    }
+
+    private static String safeName(String name) {
+        return name.replace("\"", "").replace("\n", "").replace("\r", "");
+    }
+
+    private static int[] imageSize(Path file) {
+        try {
+            BufferedImage bi = ImageIO.read(file.toFile());
+            if (bi != null) return new int[]{bi.getWidth(), bi.getHeight()};
+        } catch (Exception ignore) {}
+        return null;
+    }
+
+    //only audio
+    private static Integer audioDurationSeconds(Path file, String mime, String ext) {
+        try {
+            if ("audio/mpeg".equalsIgnoreCase(mime) || ".mp3".equalsIgnoreCase(ext)) {
+                Mp3File mp3 = new Mp3File(file.toFile());
+                return (int) mp3.getLengthInSeconds();
+            }
+
+            // WAV با javax.sound.sampled
+            if ("audio/wav".equalsIgnoreCase(mime) || "audio/x-wav".equalsIgnoreCase(mime) || ".wav".equalsIgnoreCase(ext)) {
+                try (AudioInputStream ais = AudioSystem.getAudioInputStream(file.toFile())) {
+                    AudioFormat format = ais.getFormat();
+                    long frames = ais.getFrameLength();
+                    if (frames > 0 && format.getFrameRate() > 0) {
+                        double seconds = frames / format.getFrameRate();
+                        return (int)Math.round(seconds);
+                    }
+                }
+            }
+        } catch (UnsupportedAudioFileException | IOException ignore) {
+            // فرمت صوتی پشتیبانی نشده برای AudioSystem
+        } catch (Exception ignore) {
+            // mp3agic یا سایر استثناها
+        }
+        return null;
+    }
+}

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

@@ -0,0 +1,12 @@
+package org.to.telegramfinalproject.UI;
+
+
+//For search handling
+public enum ChatViewMode {
+    NORMAL,                 // member/contact; can send messages
+    NEEDS_JOIN,             // group/channel preview; show Join button
+    NEEDS_ADD_CONTACT,      // private preview; show Add Contact button
+    READ_ONLY,
+    BLOCKED
+    }
+

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

@@ -40,7 +40,7 @@ public class LoginController {
         visiblePasswordField.textProperty().bindBidirectional(passwordField.textProperty());
 
         try {
-            connection = new ClientConnection("localhost", 8000);
+            connection = new ClientConnection("localhost", 8080);
         } catch (Exception e) {
             System.out.println("Could not connect to server: " + e.getMessage());
         }

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

@@ -40,6 +40,7 @@ public class MainController {
         GLOBAL,
         CHAT
     }
+    private ChatViewMode currentMode = ChatViewMode.NORMAL; // حالت فعلی: NORMAL/NEEDS_JOIN/NEEDS_ADD_CONTACT
     private SearchMode currentSearchMode = SearchMode.GLOBAL;
     private UUID currentChatId; // if in CHAT mode, which chat to search in
 
@@ -429,6 +430,9 @@ public class MainController {
             FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_page.fxml"));
             Node chatPage = loader.load();
 
+
+
+
             ChatPageController controller = loader.getController();
             controller.showChat(chat);
 
@@ -445,6 +449,30 @@ public class MainController {
         }
     }
 
+
+    private void openChatWithMode(ChatEntry chat, ChatViewMode mode) {
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/to/telegramfinalproject/Fxml/chat_page.fxml"));
+            Node chatPage = loader.load();
+
+            ChatPageController controller = loader.getController();
+            controller.showChat(chat, mode); // ⬅️ متد جدید در ChatPageController
+
+            this.chatPageController = controller;
+            Session.currentChatId = chat.getId().toString();
+
+            chatDisplayArea.getChildren().setAll(chatPage);
+
+            chat.setUnreadCount(0);
+            ChatItemController item = itemControllers.get(chat.getId());
+            if (item != null) item.setUnread(0);
+
+        } catch (IOException ex) {
+            ex.printStackTrace();
+        }
+    }
+
+
     @FXML
     private void toggleSidebar() {
         if (isSidebarOpen) {
@@ -855,39 +883,52 @@ public class MainController {
     private void openSearchResult(SearchResult r) {
         switch (r.type) {
             case USER: {
+                // 1) اگه قبلاً چت پرایوت با این یوزر داری، از همون استفاده کن
+                UUID existingChatId = findExistingPrivateChatId(r.uuid);
 
-                java.util.UUID chatId = findExistingPrivateChatId(r.uuid);
-                if (chatId == null) {
-                    chatId = fetchOrCreatePrivateChat(r.uuid);
-                    if (chatId == null) {
-                        System.out.println("❌ Failed to create/find private chat.");
-                        return;
-                    }
+                ChatEntry ce = new ChatEntry();
+                ce.setType("private");
+                ce.setName(r.title);
+                ce.setDisplayId(r.displayId);
+                try { ce.setOtherUserId(r.uuid); } catch (Exception ignore) {}
+
+                ChatViewMode mode;
+                if (existingChatId != null) {
+                    ce.setId(existingChatId.toString());
+                    mode = ChatViewMode.NORMAL;
+                } else {
+                    // هنوز چتی وجود ندارد → Preview (بدون ساخت چت)
+                    // برای Preview از uuid خودِ طرف مقابل به‌عنوان id موقت استفاده می‌کنیم
+                    ce.setId(r.uuid.toString());
+                    mode = isContact(r.uuid) ? ChatViewMode.NORMAL : ChatViewMode.NEEDS_ADD_CONTACT;
                 }
 
-                org.to.telegramfinalproject.Models.ChatEntry ce = new org.to.telegramfinalproject.Models.ChatEntry();
-                ce.setId(chatId.toString());                  // ⬅️ internal chat_id
-                ce.setDisplayId(r.displayId);                 // username
-                ce.setName(r.title);                          // profile_name
-                ce.setType("private");
-
-                openChat(ce);
+                openChatWithMode(ce, mode);
                 break;
             }
 
+
             case GROUP:
             case CHANNEL: {
                 org.to.telegramfinalproject.Models.ChatEntry existing =
                         findExistingChat(r.uuid, r.receiverType);
                 if (existing != null) {
-                    openChat(existing);
+                    openChatWithMode(existing, ChatViewMode.NORMAL);
                 } else {
                     org.to.telegramfinalproject.Models.ChatEntry ce = new org.to.telegramfinalproject.Models.ChatEntry();
                     ce.setId(r.uuid.toString());          // internal_uuid group/channel
                     ce.setDisplayId(r.displayId);         // group_id/channel_id
                     ce.setName(r.title);
                     ce.setType(r.receiverType);
-                    openChat(ce);
+                    //openChat(ce);
+                    ChatViewMode mode;
+                    try {
+                        mode = isInAnyChatList(r.uuid) ? ChatViewMode.NORMAL : ChatViewMode.NEEDS_JOIN;
+                    } catch (Exception e) {
+                        mode = ChatViewMode.NEEDS_JOIN;
+                    }
+                    openChatWithMode(ce, mode);
+
                 }
                 break;
             }
@@ -991,4 +1032,87 @@ public class MainController {
 
         return false;
     }
+
+
+    //Search
+    private boolean isInAnyChatList(UUID chatId) {
+        var lists = List.of(
+                Session.chatList != null ? Session.chatList : List.<ChatEntry>of(),
+                Session.activeChats != null ? Session.activeChats : List.<ChatEntry>of(),
+                Session.archivedChats != null ? Session.archivedChats : List.<ChatEntry>of()
+        );
+        for (var lst : lists) {
+            for (var c : lst) {
+                try {
+                    if (chatId.equals(UUID.fromString(c.getId().toString()))) return true;
+                } catch (Exception ignore) {}
+            }
+        }
+        return false;
+    }
+
+
+    private boolean isContact(UUID userUuid) {
+        if (Session.contactEntries == null) return false;
+        try {
+            for (var c : Session.contactEntries) {
+                UUID id = c.getContactId();
+                if (userUuid.equals(id)) return true;
+            }
+        } catch (Exception ignore) {}
+        return false;
+    }
+
+
+
+    private ChatViewMode computeMode(ChatEntry ce) {
+        try {
+            UUID id = UUID.fromString(ce.getId().toString());
+            if (isInAnyChatList(id)) return ChatViewMode.NORMAL;
+        } catch (Exception ignore) {}
+
+        String t = ce.getType();
+        if ("group".equalsIgnoreCase(t) || "channel".equalsIgnoreCase(t)) {
+            return ChatViewMode.NEEDS_JOIN;
+        }
+        if ("private".equalsIgnoreCase(t)) {
+            UUID other = null;
+            try { other = ce.getOtherUserId(); } catch (Exception ignore) {}
+            return (other != null && isContact(other))
+                    ? ChatViewMode.NORMAL
+                    : ChatViewMode.NEEDS_ADD_CONTACT;
+        }
+        return ChatViewMode.NORMAL;
+    }
+
+    public void onJoinedOrAdded(ChatEntry ce) {
+        try {
+            UUID id = UUID.fromString(ce.getId().toString());
+            if (!isInAnyChatList(id)) {
+                if (Session.chatList == null) Session.chatList = new ArrayList<>();
+                Session.chatList.add(ce);
+            }
+            // اگر activeChats استفاده می‌کنی:
+            if (Session.activeChats != null && Session.activeChats.stream().noneMatch(c -> id.equals(c.getId()))) {
+                Session.activeChats.add(ce);
+            }
+        } catch (Exception ignore) {}
+
+        // (اختیاری) مرتب‌سازی بر اساس زمان آخرین پیام
+        Comparator<ChatEntry> byTimeDesc = (a,b) -> {
+            LocalDateTime t1 = a.getLastMessageTime(), t2 = b.getLastMessageTime();
+            if (t1 == null && t2 == null) return 0;
+            if (t1 == null) return 1;
+            if (t2 == null) return -1;
+            return t2.compareTo(t1);
+        };
+        if (Session.chatList != null) Session.chatList.sort(byTimeDesc);
+        if (Session.activeChats != null) Session.activeChats.sort(byTimeDesc);
+
+        refreshChatListUI();
+    }
+
+
+
+
 }

src/main/java/org/to/telegramfinalproject/Utils/ChannelPermissionUtil.java

@@ -73,4 +73,29 @@ public class ChannelPermissionUtil {
         }
         return false;
     }
+
+
+
+    public static boolean isUserInChannel(UUID userId, UUID channelId) {
+        final String SQL = "SELECT 1 FROM channel_subscribers WHERE channel_id = ? AND user_id = ? LIMIT 1";
+        try (Connection conn = ConnectionDb.connect();
+             PreparedStatement ps = conn.prepareStatement(SQL)) {
+
+            ps.setObject(1, channelId, java.sql.Types.OTHER); // 👈 مهم برای Postgres UUID
+            ps.setObject(2, userId,    java.sql.Types.OTHER);
+
+            System.out.println("[SQL] isUserInChannel ch=" + channelId + " user=" + userId
+                    + " db=" + conn.getMetaData().getURL());
+
+            try (ResultSet rs = ps.executeQuery()) {
+                boolean ok = rs.next();
+                System.out.println("[SQL] isUserInChannel -> " + ok);
+                return ok;
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
+
 }

src/main/resources/init.sql

@@ -156,5 +156,14 @@ CREATE TABLE IF NOT EXISTS message_attachments (
 
 );
 
+--Run this part in your pg
+ALTER TABLE message_attachments
+  ADD COLUMN IF NOT EXISTS media_key UUID;
+CREATE EXTENSION IF NOT EXISTS pgcrypto;
+
+UPDATE message_attachments
+SET media_key = gen_random_uuid()
+WHERE media_key IS NULL;
+
 
 

src/main/resources/org/to/telegramfinalproject/CSS/chat.css

@@ -0,0 +1,76 @@
+/* دقیقاً فقط روی این دو دکمه اعمال می‌شود */
+#joinAction, #addContactAction {
+    -fx-background-color: transparent, transparent, transparent, transparent;
+    -fx-background-insets: 0,0,0,0;
+    -fx-background-radius: 0,0,0,0;
+    -fx-border-color: transparent;
+    -fx-border-width: 0;
+    -fx-text-fill: #1e88e5;   /* آبی لینک */
+    -fx-font-weight: 700;
+    -fx-font-size: 12px;
+    -fx-padding: 12 0 12 0;
+    -fx-cursor: hand;
+    -fx-effect: null;
+}
+
+#joinAction:hover, #addContactAction:hover {
+    -fx-underline: true;
+}
+
+#joinAction:focused, #addContactAction:focused {
+    -fx-underline: true;
+    -fx-focus-color: transparent;
+    -fx-faint-focus-color: transparent;
+}
+
+#joinAction:armed, #addContactAction:armed {
+    -fx-opacity: .85;
+}
+
+/* ظرف بنر پایین */
+.chat-footer-banner {
+    -fx-background-color: transparent;
+}
+
+/* دکمهٔ لینک‌مانند (مشترک) */
+.footer-link-btn {
+    -fx-background-color: transparent;
+    -fx-background-insets: 0;
+    -fx-background-radius: 0;
+    -fx-padding: 6 0 6 0;          /* نازک مثل لینک */
+    -fx-border-color: transparent;
+    -fx-font-size: 14px;
+    -fx-font-weight: 700;
+    -fx-text-fill: #1a73e8;        /* پیش‌فرض آبی (برای Join/Add) */
+}
+
+/* کانتینر بنر پایین چت */
+.chat-footer-banner {
+    -fx-background-color: transparent;
+    -fx-alignment: center;
+}
+
+/* متن آبی برای حالت Read-only */
+.chat-footer-banner .banner-text-blue {
+    -fx-text-fill: #1E88E5; /* آبی */
+    -fx-font-weight: 700;
+    -fx-background-color: transparent;
+}
+
+/* لینک‌استایل دکمه‌ها در بنر */
+.chat-footer-banner .footer-link-btn {
+    -fx-background-color: transparent;
+    -fx-text-fill: #1E88E5; /* آبی پیش‌فرض */
+    -fx-font-weight: 700;
+    -fx-padding: 6 12;
+    -fx-background-insets: 0;
+    -fx-cursor: hand;
+}
+.chat-footer-banner .footer-link-btn:hover {
+    -fx-underline: true;
+}
+
+/* نسخه قرمز برای UNBLOCK */
+.chat-footer-banner .footer-link-btn.danger {
+    -fx-text-fill: #D32F2F; /* قرمز */
+}

src/main/resources/org/to/telegramfinalproject/CSS/telegram-action.css

@@ -0,0 +1,109 @@
+/* رنگ‌ها */
+:root {
+  -tg-bg:        #ffffff;
+  -tg-sheet:     #ffffff;
+  -tg-shadow:    rgba(0,0,0,.25);
+  -tg-sep:       rgba(0,0,0,.06);
+  -tg-text:      #0f141a;
+  -tg-subtext:   #6e7b87;
+  -tg-danger:    #e53935;
+  -tg-primary:   #2481cc;
+  -tg-chip-bg:   #f5f7fa;
+}
+
+/* ACTION SHEET */
+.tg-action-sheet {
+  -fx-background-color: -tg-sheet;
+  -fx-background-radius: 16;
+  -fx-effect: dropshadow(gaussian, -tg-shadow, 24, 0.26, 0, 4);
+  -fx-padding: 0;
+  -fx-border-radius: 16;
+}
+
+.tg-reaction-bar {
+  -fx-background-color: transparent;
+  -fx-spacing: 12;
+}
+.tg-reaction {
+  -fx-font-size: 22px;
+  -fx-cursor: hand;
+  -fx-padding: 2 4 2 4;
+  -fx-background-radius: 12;
+}
+.tg-reaction:hover {
+  -fx-background-color: -tg-chip-bg;
+}
+
+.tg-menu { -fx-background-color: transparent; }
+
+.tg-item {
+  -fx-background-color: transparent;
+  -fx-background-radius: 12;
+}
+.tg-item:hover {
+  -fx-background-color: -tg-chip-bg;
+}
+.tg-item .tg-label {
+  -fx-text-fill: -tg-text;
+  -fx-font-size: 16px;
+}
+.tg-item.danger .tg-label {
+  -fx-text-fill: -tg-danger;
+}
+
+.tg-sep {
+  -fx-background-color: -tg-sep;
+  -fx-min-height: 1px;
+  -fx-pref-height: 1px;
+  -fx-max-height: 1px;
+  -fx-background-insets: 0 14 0 14;
+}
+
+/* DELETE SHEET */
+.tg-delete-sheet {
+  -fx-background-color: -tg-bg;
+  -fx-background-radius: 16;
+  -fx-effect: dropshadow(gaussian, -tg-shadow, 28, 0.28, 0, 4);
+}
+.tg-delete-title {
+  -fx-font-size: 18px;
+  -fx-text-fill: -tg-text;
+}
+.tg-delete-check {
+  -fx-text-fill: -tg-text;
+  -fx-font-size: 14px;
+}
+
+/* Buttons */
+.tg-btn-secondary {
+  -fx-background-color: transparent;
+  -fx-text-fill: -tg-primary;
+  -fx-font-size: 14px;
+  -fx-padding: 8 14 8 14;
+  -fx-background-radius: 10;
+}
+.tg-btn-secondary:hover {
+  -fx-background-color: -tg-chip-bg;
+}
+
+.tg-btn-danger {
+  -fx-background-color: -tg-danger;
+  -fx-text-fill: white;
+  -fx-font-size: 14px;
+  -fx-padding: 8 16 8 16;
+  -fx-background-radius: 10;
+}
+.tg-btn-danger:hover { -fx-opacity: .9; }
+
+/* دارک‌مود (اگر CSS سوییچ داری، این کلس را به Scene اضافه کن) */
+.root.dark .tg-action-sheet,
+.root.dark .tg-delete-sheet { -fx-background-color: #1f2a33; }
+.root.dark {
+  -tg-bg:       #1f2a33;
+  -tg-sheet:    #22303a;
+  -tg-text:     #e8f1f8;
+  -tg-subtext:  #9bb2c3;
+  -tg-sep:      rgba(255,255,255,.08);
+  -tg-chip-bg:  rgba(255,255,255,.06);
+  -tg-shadow:   rgba(0,0,0,.45);
+}

src/main/resources/org/to/telegramfinalproject/Fxml/chat_page.fxml

@@ -6,17 +6,19 @@
 <?import javafx.scene.image.ImageView?>
 <?import javafx.scene.layout.*?>
 
+<?import java.net.URL?>
 <VBox xmlns="http://javafx.com/javafx/17"
       xmlns:fx="http://javafx.com/fxml"
       fx:controller="org.to.telegramfinalproject.UI.ChatPageController"
       spacing="0"
       styleClass="chat-root">
+    <stylesheets>
+        <URL value="@/org/to/telegramfinalproject/CSS/chat.css"/>
+    </stylesheets>
 
     <!-- HEADER: avatar + name/status (left) | search + more (right) -->
     <HBox fx:id="chatHeader" spacing="10" styleClass="chat-header">
-        <padding>
-            <Insets top="8" right="12" bottom="8" left="12"/>
-        </padding>
+        <padding><Insets top="8" right="12" bottom="8" left="12"/></padding>
 
         <!-- Avatar -->
         <ImageView fx:id="userAvatar" fitWidth="36" fitHeight="36" preserveRatio="true"/>
@@ -33,9 +35,7 @@
         <Button fx:id="searchInChatButton" styleClass="icon-btn" onAction="#openSearchPanel">
             <graphic>
                 <ImageView fx:id="searchIcon" fitWidth="20" fitHeight="20" preserveRatio="true">
-                    <image>
-                        <Image url="@/org/to/telegramfinalproject/Icons/search_light.png"/>
-                    </image>
+                    <image><Image url="@/org/to/telegramfinalproject/Icons/search_light.png"/></image>
                 </ImageView>
             </graphic>
         </Button>
@@ -44,9 +44,7 @@
         <Button fx:id="moreButton" styleClass="icon-btn">
             <graphic>
                 <ImageView fx:id="moreIcon" fitWidth="18" fitHeight="18" preserveRatio="true">
-                    <image>
-                        <Image url="@/org/to/telegramfinalproject/Icons/more_light.png"/>
-                    </image>
+                    <image><Image url="@/org/to/telegramfinalproject/Icons/more_light.png"/></image>
                 </ImageView>
             </graphic>
             <contextMenu>
@@ -55,18 +53,14 @@
                         <MenuItem fx:id="viewProfileItem" text="View profile">
                             <graphic>
                                 <ImageView fitWidth="16" fitHeight="16" preserveRatio="true">
-                                    <image>
-                                        <Image url="@/org/to/telegramfinalproject/Icons/view_profile_light.png"/>
-                                    </image>
+                                    <image><Image url="@/org/to/telegramfinalproject/Icons/view_profile_light.png"/></image>
                                 </ImageView>
                             </graphic>
                         </MenuItem>
                         <MenuItem fx:id="deleteChatItem" text="Delete chat" style="-fx-text-fill: red;">
                             <graphic>
                                 <ImageView fitWidth="16" fitHeight="16" preserveRatio="true">
-                                    <image>
-                                        <Image url="@/org/to/telegramfinalproject/Icons/delete_red.png"/>
-                                    </image>
+                                    <image><Image url="@/org/to/telegramfinalproject/Icons/delete_red.png"/></image>
                                 </ImageView>
                             </graphic>
                         </MenuItem>
@@ -85,50 +79,80 @@
                 styleClass="chat-scroll">
         <content>
             <VBox fx:id="messageContainer" spacing="10">
-                <padding>
-                    <Insets top="10" right="10" bottom="10" left="10"/>
-                </padding>
+                <padding><Insets top="10" right="10" bottom="10" left="10"/></padding>
             </VBox>
         </content>
     </ScrollPane>
 
-    <!-- INPUT BAR -->
-    <HBox fx:id="inputBar" spacing="8" styleClass="chat-input-bar">
-        <padding>
-            <Insets top="8" right="12" bottom="8" left="12"/>
-        </padding>
+    <!-- ===== FOOTER: فقط یکی از این پنل‌ها نمایش داده می‌شود ===== -->
+
+    <!-- حالت عادی: کامپوزر پیام -->
+    <VBox fx:id="composerPane" spacing="0" visible="true" managed="true">
+        <HBox spacing="8" styleClass="chat-input-bar">
+            <padding><Insets top="8" right="12" bottom="8" left="12"/></padding>
+
+            <!-- Attachment -->
+            <Button fx:id="attachmentButton" styleClass="icon-btn">
+                <graphic>
+                    <ImageView fx:id="attachmentIcon" fitWidth="20" fitHeight="20" preserveRatio="true">
+                        <image><Image url="@/org/to/telegramfinalproject/Icons/attachment_light.png"/></image>
+                    </ImageView>
+                </graphic>
+            </Button>
+
+            <!-- Expanding input -->
+            <TextArea fx:id="messageInput"
+                      HBox.hgrow="ALWAYS"
+                      promptText="Write a message..."
+                      styleClass="msg-input"
+                      wrapText="true"
+                      prefRowCount="1"
+                      minHeight="40"
+                      maxHeight="120"
+                      VBox.vgrow="NEVER"/>
+
+            <!-- Send -->
+            <Button fx:id="sendButton" styleClass="send-btn">
+                <graphic>
+                    <ImageView fx:id="sendIcon" fitWidth="20" fitHeight="20" preserveRatio="true">
+                        <image><Image url="@/org/to/telegramfinalproject/Icons/send_cyan2.png"/></image>
+                    </ImageView>
+                </graphic>
+            </Button>
+        </HBox>
+    </VBox>
+
+    <VBox fx:id="joinPane" alignment="CENTER" visible="false" managed="false" styleClass="chat-input-bar">
+        <padding><Insets top="12" right="12" bottom="12" left="12"/></padding>
+        <Button fx:id="joinButton" id="joinAction"
+                text="JOIN CHANNEL" onAction="#onJoinClicked"/>
+    </VBox>
+
+    <VBox fx:id="addContactPane" alignment="CENTER" visible="false" managed="false" styleClass="chat-input-bar">
+        <padding><Insets top="12" right="12" bottom="12" left="12"/></padding>
+        <Button fx:id="addContactButton" id="addContactAction"
+                text="ADD CONTACT" onAction="#onAddContactClicked"/>
+    </VBox>
+
+    <VBox fx:id="readOnlyPane" spacing="0" alignment="CENTER"
+          visible="false" managed="false" styleClass="chat-footer-banner" >
+        <padding><Insets top="10" right="12" bottom="10" left="12"/></padding>
+        <Label fx:id="readOnlyLabel"
+               text="You are not allowed to send messages."
+               styleClass="footer-link-btn"/>
+
+    </VBox>
+
+    <VBox fx:id="blockedPane" spacing="0" alignment="CENTER"
+          visible="false" managed="false" styleClass="chat-footer-banner">
+        <padding><Insets top="12" right="12" bottom="12" left="12"/></padding>
+
+        <Button fx:id="unblockBtn"
+                text="UNBLOCK"
+                onAction="#onUnblockClicked"
+                styleClass="footer-link-btn danger"/>
+    </VBox>
 
-        <!-- Attachment -->
-        <Button fx:id="attachmentButton" styleClass="icon-btn">
-            <graphic>
-                <ImageView fx:id="attachmentIcon" fitWidth="20" fitHeight="20" preserveRatio="true">
-                    <image>
-                        <Image url="@/org/to/telegramfinalproject/Icons/attachment_light.png"/>
-                    </image>
-                </ImageView>
-            </graphic>
-        </Button>
 
-        <!-- Expanding input -->
-        <TextArea fx:id="messageInput"
-                  HBox.hgrow="ALWAYS"
-                  promptText="Write a message..."
-                  styleClass="msg-input"
-                  wrapText="true"
-                  prefRowCount="1"
-                  minHeight="40"
-                  maxHeight="120"
-                  VBox.vgrow="NEVER" />
 
-        <!-- Send -->
-        <Button fx:id="sendButton" styleClass="send-btn">
-            <graphic>
-                <ImageView fx:id="sendIcon" fitWidth="20" fitHeight="20" preserveRatio="true">
-                    <image>
-                        <Image url="@/org/to/telegramfinalproject/Icons/send_cyan2.png"/>
-                    </image>
-                </ImageView>
-            </graphic>
-        </Button>
-    </HBox>
 </VBox>