feat: Enhance logging in MessageRepository and ChatsListViewModel for better debugging and flow tracking

app/src/main/java/com/rosetta/messenger/database/MessageEntities.kt

@@ -198,6 +198,19 @@ interface MessageDao {
     @Query("DELETE FROM messages WHERE account = :account AND message_id = :messageId")
     suspend fun deleteMessage(account: String, messageId: String)
     
+    /**
+     * Получить количество непрочитанных сообщений для диалога
+     * Считает только входящие сообщения (from_me = 0) которые не прочитаны (read = 0)
+     */
+    @Query("""
+        SELECT COUNT(*) FROM messages 
+        WHERE account = :account 
+          AND from_public_key = :opponentKey 
+          AND from_me = 0 
+          AND read = 0
+    """)
+    suspend fun getUnreadCountForDialog(account: String, opponentKey: String): Int
+    
     /**
      * Удалить все сообщения диалога
      */
@@ -345,8 +358,74 @@ interface DialogDao {
     fun getTotalUnreadCountExcludingFlow(account: String, excludeOpponentKey: String): Flow<Int>
     
     /**
-     * Получить общее количество непрочитанных сообщений
+     * Обновить диалог, пересчитав счетчики из таблицы messages
+     * Этот метод аналогичен updateDialog из Архива - обновляет все поля диалога одним запросом
+     * 
+     * Логика:
+     * 1. Берем последнее сообщение (по timestamp DESC)
+     * 2. Считаем количество непрочитанных сообщений (from_me = 0 AND read = 0)
+     * 3. Обновляем диалог или создаем новый
      */
-    @Query("SELECT COALESCE(SUM(unread_count), 0) FROM dialogs WHERE account = :account")
-    fun getTotalUnreadCountFlow(account: String): Flow<Int>
+    @Query("""
+        INSERT OR REPLACE INTO dialogs (
+            account,
+            opponent_key,
+            opponent_title,
+            opponent_username,
+            last_message,
+            last_message_timestamp,
+            unread_count,
+            is_online,
+            last_seen,
+            verified
+        )
+        SELECT 
+            :account AS account,
+            :opponentKey AS opponent_key,
+            COALESCE(
+                (SELECT opponent_title FROM dialogs WHERE account = :account AND opponent_key = :opponentKey),
+                ''
+            ) AS opponent_title,
+            COALESCE(
+                (SELECT opponent_username FROM dialogs WHERE account = :account AND opponent_key = :opponentKey),
+                ''
+            ) AS opponent_username,
+            COALESCE(
+                (SELECT plain_message FROM messages 
+                 WHERE account = :account 
+                   AND ((from_public_key = :opponentKey AND to_public_key = :account) 
+                     OR (from_public_key = :account AND to_public_key = :opponentKey))
+                 ORDER BY timestamp DESC LIMIT 1),
+                ''
+            ) AS last_message,
+            COALESCE(
+                (SELECT MAX(timestamp) FROM messages 
+                 WHERE account = :account 
+                   AND ((from_public_key = :opponentKey AND to_public_key = :account) 
+                     OR (from_public_key = :account AND to_public_key = :opponentKey))),
+                0
+            ) AS last_message_timestamp,
+            COALESCE(
+                (SELECT COUNT(*) FROM messages 
+                 WHERE account = :account 
+                   AND from_public_key = :opponentKey 
+                   AND to_public_key = :account
+                   AND from_me = 0 
+                   AND read = 0),
+                0
+            ) AS unread_count,
+            COALESCE(
+                (SELECT is_online FROM dialogs WHERE account = :account AND opponent_key = :opponentKey),
+                0
+            ) AS is_online,
+            COALESCE(
+                (SELECT last_seen FROM dialogs WHERE account = :account AND opponent_key = :opponentKey),
+                0
+            ) AS last_seen,
+            COALESCE(
+                (SELECT verified FROM dialogs WHERE account = :account AND opponent_key = :opponentKey),
+                0
+            ) AS verified
+    """)
+    suspend fun updateDialogFromMessages(account: String, opponentKey: String)
 }