namespace XWorld.Server.Gateway
{
    public sealed class Session
    {
        public int PlayerId;
        public IClientConnection Connection; // 当前连接；断线中仍保留会话但 Connected=false
        public bool Connected;
        public string RoomId;                // 所在房间，可空
        public long DisconnectedAtTick;      // 断线时的逻辑 tick，用于窗口过期
    }
}