using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;


using ServerCore;
using ServerBase;
using ServerCommon;
using ServerCommon.BusinessLogDomain;
using MetaAssets;



using static ClientToGameRes.Types;


namespace GameServer.PacketHandler;

[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.C2GS_REQ_RENTAL_FLOOR_INFOS), typeof(RentalFloorInfosPacketHandler), typeof(GameLoginListener))]
internal class RentalFloorInfosPacketHandler : PacketRecvHandler
{
    public static bool send_S2C_ACK_RENTAL_FLOOR_INFOS(Player owner, Result result, GS2C_ACK_RENTAL_FLOOR_INFOS res)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();

        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.AckRentalFloorInfos = res;

        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet))
        {
            return false;
        }

        return true;
    }

    public override async Task<Result> onProcessPacket(ISession entityWithSession, Google.Protobuf.IMessage recvMessage)
    {
        var result = new Result();
        var err_msg = string.Empty;

        var player = entityWithSession as Player;
        NullReferenceCheckHelper.throwIfNull(player, () => $"player is null !!!");

        var server_logic = GameServerApp.getServerLogic();
        var req_msg = recvMessage as ClientToGame;
        NullReferenceCheckHelper.throwIfNull(req_msg, () => $"req_msg is null !!!");

        var request = req_msg.Request.ReqRentalFloorInfos;
        NullReferenceCheckHelper.throwIfNull(request, () => $"request is null !!!");

        var res = new GS2C_ACK_RENTAL_FLOOR_INFOS();

        var fn_transaction_runner = async delegate ()
        {
            var result = new Result();

            if (!MapManager.Instance.GetLandMapTree(request.LandId, out var land_map_tree))
            {
                err_msg = $"Failed to GetLandMapTree() !!! : LandMetaId:{request.LandId} - {player.toBasicString()}";
                result.setFail(ServerErrorCode.LandMapTreeDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
                return result;
            }

            var building_map_tree = land_map_tree.ChildBuildingMapTree;
            if (building_map_tree == null)
            {
                err_msg = $"Not Exist LandMapTree ChildBuilding !!! : LandMap:{land_map_tree.LandMapFileName}";
                result.setFail(ServerErrorCode.LandMapTreeChildBuildingNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
                return result;
            }

            if (!MetaData.Instance._BuildingTable.TryGetValue(request.BuildingId, out var building_meta_data))
            {
                err_msg = $"Failed to MetaData.TryGetValue() !!! : BuildingMetaId:{request.BuildingId} - {player.toBasicString()}";
                result.setFail(ServerErrorCode.BuildingMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
                return result;
            }

            if (building_map_tree.BuildingMetaId != request.BuildingId)
            {
                err_msg = $"Not Match LandMap ChildBuilding !!! : ChildBuildingMetaId:{building_map_tree.BuildingMetaId}, inputBuildingMetaId:{request.BuildingId}";
                result.setFail(ServerErrorCode.LandMapTreeChildBuildingNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
                return result;
            }

            foreach (var (floor, room_map_tree) in building_map_tree.ChildRoomMapTrees)
            {
                var rental_floor_info = new RentalFloorInfo();

                rental_floor_info.Floor = floor;
                rental_floor_info.InstanceName = room_map_tree.InstanceName;

                res.RentalFloorInfos.Add(floor, rental_floor_info);
            }

            var batch = new QueryBatchEx<QueryRunnerWithDocument>(player, LogActionType.None, server_logic.getDynamoDbClient());
            {
                batch.addQuery(new DBQWriteToAttributeAllWithTransactionRunner());
                batch.addQuery(new QueryFinal());
            }

            result = await QueryHelper.sendQueryAndBusinessLog(batch);
            if (result.isFail())
            {
                send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
                return result;
            }

            send_S2C_ACK_RENTAL_FLOOR_INFOS(player, result, res);
            return result;
        };

        result = await player.runTransactionRunnerSafely(TransactionIdType.PrivateContents, "RentalFloorInfos", fn_transaction_runner);
        if (result.isFail())
        {
            err_msg = $"Failed to runTransactionRunnerSafely() !!! : {result.toBasicString()} - {player.toBasicString()}";
            Log.getLogger().error(err_msg);
        }

        return result;
    }
}