//using System;
//using System.Collections.Concurrent;
//using System.Collections.Generic;
//using System.Diagnostics.CodeAnalysis;
//using System.Linq;
//using System.Text;
//using System.Threading.Tasks;
//using ServerCommon;
//using ServerCore; using ServerBase;
//using Nettention.Proud;
//using Amazon.DynamoDBv2.Model;
//using System.Drawing;

//namespace GameServer
//{
//    internal class BuildingManager
//    {
//        private static readonly BuildingManager _instance = new BuildingManager();
//        static BuildingManager() { }
//        private BuildingManager() { }
//        public static BuildingManager Instance { get { return _instance; } }

//        ConcurrentDictionary<int, BuildingEntity> Buildings = new ConcurrentDictionary<int, BuildingEntity>(); // 랜드에 설정된 빌딩 정보만 가진다

//        public async Task<bool> LoadDB()
//        {
//            var buildingIdList = LandManager.Instance.GetBuildingIdList();
//            var buildingEntityList = await GameServerApp.Instance.MainDB.GetBuildingEntityList(buildingIdList);
//            if(buildingEntityList == null)
//            {
//                Log.getLogger().error("entityList == null");
//                return false;
//            }

//            foreach (var buildingEntity in buildingEntityList)
//            {
//                if (!Buildings.TryAdd(buildingEntity.PK_Id, buildingEntity))
//                {
//                    Log.getLogger().error($"DB BuildingData buildingid : {buildingEntity.PK_Id} - add fail");
//                    continue;
//                }

//                foreach (var prop in buildingEntity.Attr.PropInfo)
//                {
//                    MapManager.Instance.UpdateProp(prop.Key, prop.Value);
//                }
//            }

//            return true;
//        }

//        public void SendInfo(HostID hostId)
//        {
//            ClientToGame clientToGame = new ClientToGame();
//            clientToGame.Message = new ClientToGameMessage();
//            clientToGame.Message.BuildingInfoNoti = new ClientToGameMessage.Types.BuildingInfoNoti();

//            foreach (var building in Buildings.Values)
//            {
//                BuildingInfo buildingInfo = new BuildingInfo();

//                buildingInfo.Id = building.PK_Id;
//                buildingInfo.Owner = building.Attr.Owner;
//                buildingInfo.Name = building.Attr.Name;
//                buildingInfo.Description = building.Attr.Description;

//                foreach (var instance in building.Attr.FloorInfo)
//                {
//                    SlotInfo slotInfo = new SlotInfo();

//                    slotInfo.Slot = instance.Key;
//                    slotInfo.Id = instance.Value;

//                    buildingInfo.RoomList.Add(slotInfo);
//                }

//                clientToGame.Message.BuildingInfoNoti.List.Add(buildingInfo);
//            }

//            GameServer.Instance.Send(hostId, RmiContext.ReliableSend, clientToGame);
//        }

//        public List<int> GetRoomIdList()
//        {
//            List<int> returnList = new();

//            foreach (var building in Buildings.Values)
//            {
//                foreach (var instance in building.Attr.FloorInfo)
//                {
//                    returnList.Add(instance.Value);
//                }
//            }

//            return returnList;
//        }

//        public bool GetBuildingEntity(int buildingId, [MaybeNullWhen(false)] out BuildingEntity outEntity)
//        {
//            return Buildings.TryGetValue(buildingId, out outEntity);
//        }

//        public bool ExchangeBuilding(BuildingEntity newBuildingEntity, int oldBuildingId, [MaybeNullWhen(false)] out BuildingEntity oldBuildingEntity)
//        {
//            oldBuildingEntity = default;

//            if (!Buildings.TryAdd(newBuildingEntity.PK_Id, newBuildingEntity))
//            {
//                Log.getLogger().error($"add fail buildingid : {newBuildingEntity.PK_Id}");
//                return false;
//            }

//            if (!Buildings.TryRemove(oldBuildingId, out oldBuildingEntity))
//            {
//                Buildings.TryRemove(newBuildingEntity.PK_Id, out _);

//                Log.getLogger().error($"remove fail buildingid : {oldBuildingId}");
//                return false;
//            }
            
//            return true;
//        }

//        //public bool UpdateLFProp(string buildingId, string anchorGuid, string itemGuid)
//        //{
//        //    if (!GetBuildingEntity(buildingId, out var buildingEntity))
//        //    {
//        //        Log.getLogger().error($"get fail buildingid : {buildingId}");
//        //        return false;
//        //    }

//        //    buildingEntity.Attr.PropInfo[anchorGuid] = itemGuid;

//        //    return true;
//        //}

//        public bool UpdateInstance(int buildingId, int floor, int instanceId)
//        {
//            if (!GetBuildingEntity(buildingId, out var buildingEntity))
//            {
//                Log.getLogger().error($"get fail buildingid : {buildingId}");
//                return false;
//            }

//            buildingEntity.Attr.FloorInfo[floor] = instanceId;

//            return true;
//        }

//        public void ForcedUpdateBuilding(BuildingEntity entity)
//        {
//            Buildings[entity.PK_Id] = entity;
//        }
//    }
//}