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_GAIN_LAND_PROFIT), typeof(GainLandProfitPacketHandler), typeof(GameLoginListener))]
internal class GainLandProfitPacketHandler : PacketRecvHandler
{
    public static bool send_S2C_ACK_GAIN_LAND_PROFIT(Player owner, Result result, GS2C_ACK_GAIN_LAND_PROFIT res)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();

        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.AckGainLandProfit = 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 !!! - {player.toBasicString()}");

        var request = req_msg.Request.ReqGainLandProfit;
        var res = new GS2C_ACK_GAIN_LAND_PROFIT();

        if (!MetaData.Instance._LandTable.TryGetValue(request.LandMetaId, out var land_meta_data))
        {
            err_msg = $"Failed to MetaData.TryGetValue() !!! : LandMetaId:{request.LandMetaId} - {player.toBasicString()}";
            result.setFail(ServerErrorCode.LandMetaDataNotFound, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
            return result;
        }

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

            send_S2C_ACK_GAIN_LAND_PROFIT(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} - {player.toBasicString()}";
            result.setFail(ServerErrorCode.LandMapTreeChildBuildingNotFound, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
            return result;
        }

        var owned_land_agent_action = player.getEntityAction<OwnedLandAgentAction>();
        NullReferenceCheckHelper.throwIfNull(owned_land_agent_action, () => $"owned_land_agent_action is null !!! - {player.toBasicString()}");

        if (!owned_land_agent_action.isOwnedLand(request.LandMetaId))
        {
            err_msg = $"Not Owned Land !!! : landMetaId:{request.LandMetaId} - {player.toBasicString()}";
            result.setFail(ServerErrorCode.OwnedLandNotFound, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
            return result;
        }

        var building_manager = server_logic.getBuildingManager();
        if (!building_manager.tryGetBuilding(building_map_tree.BuildingMetaId, out var building))
        {
            err_msg = $"Failed to tryGetBuilding() !!! : buildingMetaId:{building_map_tree.BuildingMetaId} - {player.toBasicString()}";
            result.setFail(ServerErrorCode.BuildingNotFound, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
            return result;
        }

        if (!MetaData.Instance._RentalfeeTable.TryGetValue((land_meta_data.Editor, land_meta_data.LandSize), out var rentalfee_meta_data))
        {
            err_msg = $"Failed to MetaData.TryGetValue() !!! : Editor:{land_meta_data.Editor}, Size:{land_meta_data.LandSize} - {player.toBasicString()}";
            result.setFail(ServerErrorCode.RentalfeeMetaDataNotFound, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
            return result;
        }

        var building_profit_agent_action = building.getEntityAction<BuildingProfitAgentAction>();
        NullReferenceCheckHelper.throwIfNull(building_profit_agent_action, () => $"building_profit_agent_action is null !!! - {player.toBasicString()}");

        // 랜드 수익 획득
        var gain_profits = new Dictionary<CurrencyType, double>();
        var modify_profits = new Dictionary<BuildingProfit, (int, CurrencyType, double)>();

        using (building_profit_agent_action.getAsyncLock().Lock())
        {
            var building_profits = new List<BuildingProfit>();

            if (request.Floor == 0)
            {
                building_profits = building_profit_agent_action.getAllBuildingProfit();
            }
            else
            {
                if (!building_profit_agent_action.tryGetBuildingProfit(request.Floor, out var buildingProfit))
                {
                    err_msg = $"Failed to tryGetBuildingProfit() !!! : floor:{request.Floor} - {player.toBasicString()}";
                    result.setFail(ServerErrorCode.BuildingNotFound, err_msg);
                    Log.getLogger().error(result.toBasicString());

                    send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                    return result;
                }

                building_profits.Add(buildingProfit);
            }

            foreach (var building_profit in building_profits)
            {
                var building_profit_action = building_profit.getEntityAction<BuildingProfitAction>();
                NullReferenceCheckHelper.throwIfNull(building_profit_action, () => $"building_profit_action is null !!! - {player.toBasicString()}");

                var floor = building_profit_action.getFloor();
                var profits = building_profit_action.getProfits();

                foreach (var (profit_type, profit_amount) in profits)
                {
                    if (profit_amount <= 0)
                        continue;

                    gain_profits.TryGetValue(profit_type, out var gain_amount);

                    gain_amount += profit_amount;
                    gain_profits[profit_type] = gain_amount;

                    modify_profits[building_profit] = (floor, profit_type, -profit_amount);
                }
            }

            if (modify_profits.Count <= 0)
            {
                send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                return result;
            }

            var building_profit_business_logs = new List<ILogInvoker>();
            var building_profit_update_item_query_contexts = new List<DynamoDbItemRequestQueryContext>();

            // 랜드 수익 DB
            foreach (var (building_profit, (floor, currency_type, delta_amount)) in modify_profits)
            {
                (result, var building_profit_update_item_query_context) = BuildingProfitHelper.tryMakeUpdateItemRequestFromBuildingProfit(building_map_tree.BuildingMetaId, floor, currency_type, delta_amount);
                if (result.isFail())
                {
                    err_msg = $"Failed to tryMakeUpdateItemRequestFromBuildingProfit() !!! : {result.toBasicString()}";
                    Log.getLogger().error(err_msg);

                    send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                    return result;
                }
                NullReferenceCheckHelper.throwIfNull(building_profit_update_item_query_context, () => $"building_profit_update_item_query_context is null !!! - {player.toBasicString()}");

                var profit_action = building_profit.getEntityAction<BuildingProfitAction>();
                NullReferenceCheckHelper.throwIfNull(profit_action, () => $"profit_action is null !!! - {player.toBasicString()}");

                var current_profit = profit_action.getProfit(currency_type);

                var building_profit_log_info = BuildingProfitBusinessLogHelper.toBuildingProfitLogInfo(building_map_tree.BuildingMetaId, floor, currency_type, AmountDeltaType.Consume, delta_amount, current_profit);
                var building_profit_business_log = new BuildingProfitBusinessLog(building_profit_log_info);
                building_profit_business_logs.Add(building_profit_business_log);

                building_profit_update_item_query_contexts.Add(building_profit_update_item_query_context);
            }

            // Building Profit History
            (result, var building_profit_history, var building_profit_history_doc) = await BuildingProfitHistoryHelper.tryMakeBuildingProfitHistory(building, building_map_tree.BuildingMetaId, request.Floor, DateTime.UtcNow, ProfitHistoryType.Gain, gain_profits);
            if (result.isFail())
            {
                err_msg = $"Failed to tryMakeBuildingProfitHistory() !!! : {result.toBasicString()}";
                Log.getLogger().error(err_msg);

                send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                return result;
            }
            NullReferenceCheckHelper.throwIfNull(building_profit_history, () => $"building_profit_history is null !!!");
            NullReferenceCheckHelper.throwIfNull(building_profit_history_doc, () => $"building_profit_history_doc is null !!!");

            // Money
            var transaction_name = "GainLandProfit";

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

                var found_transaction_runner = player.findTransactionRunner(TransactionIdType.PrivateContents);
                NullReferenceCheckHelper.throwIfNull(found_transaction_runner, () => $"found_transaction_runner is null !!! - {player.toBasicString()}");

                var money_action = player.getEntityAction<MoneyAction>();
                NullReferenceCheckHelper.throwIfNull(money_action, () => $"money_action is null !!! - {player.toBasicString()}");

                foreach (var (profit_type, profit_amount) in gain_profits)
                {
                    var gain_amount = profit_amount * (100 - rentalfee_meta_data.DutyRate) / 100;
                    
                    result = await money_action.changeMoney(profit_type, gain_amount);
                    if (result.isFail())
                    {
                        err_msg = $"Failed to changeMoney() !!! : {result.toBasicString()}";
                        Log.getLogger().error(err_msg);

                        send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                        return result;
                    }

                    if (profit_type == CurrencyType.Calium)
                    {
                        var calium_storage_entity = server_logic.findGlobalEntity<CaliumStorageEntity>();
                        NullReferenceCheckHelper.throwIfNull(calium_storage_entity, () => $"calium_storage_entity is null !!! - {player.toBasicString()}");

                        var calium_event_action = calium_storage_entity.getEntityAction<CaliumEventAction>();
                        NullReferenceCheckHelper.throwIfNull(calium_event_action, () => $"calium_event_action is null !!! - {player.toBasicString()}");

                        var trans_id = found_transaction_runner.getTransId();
                        var burn_calium_amount = profit_amount * rentalfee_meta_data.DutyRate / 100;

                        result = await calium_event_action.sendCaliumBurnEvent(player, trans_id, player.getUserNickname(), transaction_name, -burn_calium_amount);
                        if (result.isFail())
                        {
                            err_msg = $"Failed to sendCaliumBurnEvent() !!! : {result.toBasicString()}";
                            Log.getLogger().error(err_msg);

                            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                            return result;
                        }
                    }
                }

                var batch = new QueryBatchEx<QueryRunnerWithItemRequest>(player, LogActionType.GainLandProfit, server_logic.getDynamoDbClient());
                {
                    batch.addQuery(new DBQWriteToAttributeAllWithTransactionRunner());
                    batch.addQuery(new DBQWithItemRequestQueryContext(building_profit_update_item_query_contexts));
                    batch.addQuery(new DBQEntityWrite(building_profit_history_doc));
                    batch.addQuery(new QueryFinal());
                }

                batch.appendBusinessLogs(building_profit_business_logs);

                result = await QueryHelper.sendQueryAndBusinessLog(batch);
                if (result.isFail())
                {
                    send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                    return result;
                }
                
                res.CommonResult = found_transaction_runner.getCommonResult();

                return result;
            };

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

                send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);
                return result;
            }

            // 랜드 수익 Memory                
            foreach (var (building_profit, (floor, currency_type, currency_amount)) in modify_profits)
            {
                var building_profit_action = building_profit.getEntityAction<BuildingProfitAction>();
                NullReferenceCheckHelper.throwIfNull(building_profit_action, () => $"building_profit_action is null !!! - {player.toBasicString()}");

                building_profit_action.modifyProfit(currency_type, currency_amount);

                var floor_profit = building_profit.toFloorProfitInfo();
                res.FloorProfits.Add(floor, floor_profit);
            }

            var building_profit_history_agent_action = building.getEntityAction<BuildingProfitHistoryAgentAction>();
            NullReferenceCheckHelper.throwIfNull(building_profit_history_agent_action, () => $"building_profit_history_agent_action is null !!!");

            building_profit_history_agent_action.addBuildingProfitHistory(building_profit_history);

            send_S2C_ACK_GAIN_LAND_PROFIT(player, result, res);

            // 전 서버 동기화
            BuildingProfitNotifyHelper.send_GS2GS_NTF_MODIFY_BUILDING_PROFIT(building_map_tree.BuildingMetaId, modify_profits.Values.ToList());
            BuildingProfitHistoryNotifyHelper.send_GS2GS_NTF_ADD_BUILDING_PROFIT_HISTORY(building_profit_history);
        }

        return result;
    }
}