private static void DOWNLOAD_MAP_REPLY(byte[] bytes)
    {
        DownloadMapReply input = DownloadMapReply.Parser.ParseFrom(bytes);

        if (!input.Ret)
        {
            string msg = "下载地图失败!";
            UIManager.Instance.SystemTips(msg, PanelSystemTips.MessageType.Error);
            GameRoomManager.Instance.Log("MSG: DOWNLOAD_MAP_REPLY Error - " + msg);
            return;
        }

        if (input.PackageIndex == 0)
        {// 第一条此类消息
            mapDataBuffers.Clear();
            GameRoomManager.Instance.Log($"MSG: DOWNLOAD_MAP_REPLY - 开始下载地图!地图名:{input.RoomName}");
        }
        mapDataBuffers.Add(input.MapData.ToByteArray());

        bool ret = false;

        if (input.IsLastPackage)
        {// 最后一条此类消息了
            int totalSize = 0;
            foreach (var package in mapDataBuffers)
            {
                totalSize += package.Length;
            }
            // 同时确保文件名的唯一性和可读性
            string mapName = $"{input.RoomName}_{input.RoomId}";

            // 把服务器传过来的地图数据写入本地文件
            BinaryWriter writer = GameRoomManager.Instance.HexmapHelper.BeginSaveBuffer(mapName);
            if (writer == null)
            {
                return;
            }

            foreach (var package in mapDataBuffers)
            {
                GameRoomManager.Instance.HexmapHelper.SaveBuffer(writer, package);
            }

            GameRoomManager.Instance.HexmapHelper.EndSaveBuffer(ref writer);
            GameRoomManager.Instance.Log($"MSG: DOWNLOAD_MAP_REPLY - 下载地图成功!地图名:{mapName} - Total Map Size:{totalSize}");

            // 从本地文件读取地图,并显示出来
            GameRoomManager.Instance.HexmapHelper.Load(mapName);
            GameRoomManager.Instance.Log($"MSG: DOWNLOAD_MAP_REPLY - 显示地图!地图名:{mapName}");

            // 设置房间ID和名字
            GameRoomManager.Instance.RoomId   = input.RoomId;
            GameRoomManager.Instance.RoomName = input.RoomName;
            string msg = $"进入战场 - {input.RoomName}";
            GameRoomManager.Instance.Log("MSG: DOWNLOAD_MAP_REPLY OK - " + msg);
            UIManager.Instance.SystemTips(msg, PanelSystemTips.MessageType.Success);

            // 2-补充内容,获取城市信息
            DownloadCities output = new DownloadCities()
            {
                RoomId = input.RoomId,
            };
            GameRoomManager.Instance.SendMsg(ROOM.DownloadCities, output.ToByteArray());

            // 3-补充内容,获取单位信息
            DownloadActors output2 = new DownloadActors()
            {
                RoomId = input.RoomId,
            };
            GameRoomManager.Instance.SendMsg(ROOM.DownloadActors, output2.ToByteArray());

            // 4-刷新玩家身上的资源
            UpdateRes output3 = new UpdateRes()
            {
                RoomId  = input.RoomId,
                OwnerId = GameRoomManager.Instance.CurrentPlayer.TokenId,
            };
            GameRoomManager.Instance.SendMsg(ROOM.UpdateRes, output3.ToByteArray());

            // 5-刷新玩家身上的行动点
            UpdateActionPoint output4 = new UpdateActionPoint()
            {
                RoomId  = input.RoomId,
                OwnerId = GameRoomManager.Instance.CurrentPlayer.TokenId,
            };
            GameRoomManager.Instance.SendMsg(ROOM.UpdateActionPoint, output4.ToByteArray());
        }
    }
    private static void DOWNLOAD_CITIES(byte [] bytes)
    {
        DownloadCities input     = DownloadCities.Parser.ParseFrom(bytes);
        RoomLogic      roomLogic = ServerRoomManager.Instance.GetRoomLogic(input.RoomId);

        if (roomLogic == null)
        {
            string msg = $"Battlefield is not found!"; // 战场没有找到
            ServerRoomManager.Instance.Log("MSG: DOWNLOAD_CITIES Error - " + msg + $" - {input.RoomId}");
            DownloadCitiesReply output = new DownloadCitiesReply()
            {
                RoomId = input.RoomId,
                Ret    = false,
                ErrMsg = msg,
            };
            ServerRoomManager.Instance.SendMsg(_args, ROOM_REPLY.DownloadCitiesReply, output.ToByteArray());
            return;
        }
        PlayerInfo pi = ServerRoomManager.Instance.GetPlayer(_args);

        if (pi == null)
        {
            string msg = $"Current Player is not found!"; // 当前玩家没有找到
            ServerRoomManager.Instance.Log("MSG: DOWNLOAD_CITIES Error - " + msg);
            DownloadCitiesReply output = new DownloadCitiesReply()
            {
                RoomId = input.RoomId,
                Ret    = false,
            };
            ServerRoomManager.Instance.SendMsg(_args, ROOM_REPLY.DownloadCitiesReply, output.ToByteArray());
            return;
        }

        long OwnerId = pi.Enter.TokenId;

        long capitalCityId = 0;

        foreach (var keyValue in roomLogic.UrbanManager.AllCities)
        {
            UrbanCity city = keyValue.Value;
            if (city.IsCapital && city.OwnerId == OwnerId)
            {
                capitalCityId = city.CityId;
            }
            CityAddReply output = new CityAddReply()
            {
                RoomId    = city.RoomId,
                OwnerId   = city.OwnerId,
                CityId    = city.CityId,
                PosX      = city.PosX,
                PosZ      = city.PosZ,
                CellIndex = city.CellIndex,
                CityName  = city.CityName,
                CitySize  = city.CitySize,
                IsCapital = city.IsCapital,
                Ret       = true,
            };
            ServerRoomManager.Instance.SendMsg(_args, ROOM_REPLY.CityAddReply, output.ToByteArray());
        }

        {
            DownloadCitiesReply output = new DownloadCitiesReply()
            {
                RoomId        = input.RoomId,
                TotalCount    = roomLogic.UrbanManager.AllCities.Count,
                MyCount       = roomLogic.UrbanManager.CountOfThePlayer(OwnerId),
                CapitalCityId = capitalCityId,
                Ret           = true,
            };
            ServerRoomManager.Instance.SendMsg(_args, ROOM_REPLY.DownloadCitiesReply, output.ToByteArray());
            ServerRoomManager.Instance.Log($"MSG: DOWNLOAD_CITIES OK - Player:{pi.Enter.Account} - City Count:{output.MyCount}/{output.TotalCount}");
        }
    }