using ServerCommon;
using ServerCore; using ServerBase;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static ClientToGameReq.Types;

namespace GameServer
{
    internal class BuildingFloorAgentAction : EntityActionBase
    {
        ConcurrentDictionary<int, BuildingFloor> m_building_floors = new();

        public BuildingFloorAgentAction(Building owner)
            : base(owner)
        { }

        public override async Task<Result> onInit()
        {
            var result = new Result();
            return await Task.FromResult(result);
        }

        public override void onClear()
        {
            return;
        }

        public async Task<Result> tryLoadBuildingFloorFromDb(int buildingMetaId)
        {
            var result = new Result();
            var err_msg = string.Empty;

            var server_logic = GameServerApp.getServerLogic();
            var db_client = server_logic.getDynamoDbClient();

            var doc = new BuildingFloorDoc();
            doc.setCombinationKeyForPK(buildingMetaId.ToString());

            var error_code = doc.onApplyPKSK();
            if (error_code.isFail())
            {
                err_msg = $"Failed to onApplyPKSK() !!! : {error_code.toBasicString()}";
                result.setFail(error_code, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            var query_config = db_client.makeQueryConfigWithPKSKBySKBeginWith(doc.getPK(), BuildingFloorDoc.getPrefixOfSK());

            (result, var read_docs) = await db_client.simpleQueryDocTypesWithQueryOperationConfig<BuildingFloorDoc>(query_config);
            if (result.isFail())
            {
                err_msg = $"Failed to simpleQueryDocTypesWithQueryOperationConfig() !!! : {result.toBasicString()}";
                Log.getLogger().error(err_msg);

                return result;
            }

            var building = getOwner() as Building;
            NullReferenceCheckHelper.throwIfNull(building, () => $"building is null !!!");

            foreach (var read_doc in read_docs)
            {
                var building_floor_attrib = read_doc.getAttrib<BuildingFloorAttrib>();
                NullReferenceCheckHelper.throwIfNull(building_floor_attrib, () => $"building_floor_attrib is null !!!");

                if (building_floor_attrib.RentalFinishTime < DateTime.UtcNow)
                    continue;

                var building_floor = new BuildingFloor(building);
                await building_floor.onInit();

                var building_floor_action = building_floor.getEntityAction<BuildingFloorAction>();
                NullReferenceCheckHelper.throwIfNull(building_floor_action, () => $"building_floor_action is null !!!");

                result = building_floor_action.tryLoadBuildingFloorFromDoc(read_doc);
                if (result.isFail())
                {
                    err_msg = $"Failed to tryLoadBuildingFloorFromDoc() !!! : {result.toBasicString()}";
                    Log.getLogger().error(err_msg);

                    return result;
                }

                var building_floor_attribute = building_floor.getEntityAttribute<BuildingFloorAttribute>();
                NullReferenceCheckHelper.throwIfNull(building_floor_attribute, () => $"building_floor_attribute is null !!!");

                if (!m_building_floors.TryAdd(building_floor_attribute.Floor, building_floor))
                {
                    err_msg = $"Failed to TryAdd() !!! : {building_floor.toBasicString()} : {this.getTypeName()}";
                    result.setFail(ServerErrorCode.RentalDocLoadDuplicatedRental, err_msg);
                    Log.getLogger().error(result.toBasicString());

                    return result;
                }

                await MapManager.Instance.tryAddRoomMapTreeFromDb(read_doc);
            }

            return result;
        }

        public bool isEmptyFloor(int floor)
        {
            return !m_building_floors.ContainsKey(floor);
        }

        public void addBuildingFloor(int floor, BuildingFloor buildingFloor)
        {
            m_building_floors[floor] = buildingFloor;
        }

        public void removeBuildingFloor(int floor)
        {
            m_building_floors.TryRemove(floor, out _);
        }

        public ConcurrentDictionary<int, BuildingFloor> getBuildingFloors() => m_building_floors;
    }
}