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


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


using static ClientToGameReq.Types;
using static ClientToGameRes.Types;



namespace GameServer.PacketHandler;

[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.JoinInstanceReq), typeof(JoinInstancePacketHandler), typeof(GameLoginListener))]
internal class JoinInstancePacketHandler : PacketRecvHandler
{
    public static bool send_S2C_ACK_JOIN_INSTANCE(Player owner, Result result, ServerConnectInfo? serverConnectInfo)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();

        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.JoinInstanceRes = new();

        if (result.isSuccess() && serverConnectInfo != null)
        {
            ack_packet.Response.JoinInstanceRes.InstanceServerConnectInfo = serverConnectInfo;
        }

        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;
        ArgumentNullReferenceCheckHelper.throwIfNull(req_msg, () => $"req_msg is null !!! - {player.toBasicString()}");

        var request = req_msg.Request.JoinInstanceReq;
        ArgumentNullReferenceCheckHelper.throwIfNull(request, () => $"request is null !!! - {player.toBasicString()}");

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

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

            (result, var room_map_tree, var address_business_log) = MapHelper.tryGetRoomMapTree(request.LandId, request.Floor, request.BuildingId);
            if (result.isFail() || null == room_map_tree)
            {
                err_msg = $"Failed to tryGetRoomMapTree() !!! : {result.toBasicString()} - {player.toBasicString()}";
                Log.getLogger().error(err_msg);

                send_S2C_ACK_JOIN_INSTANCE(player, result, null);
                return result;
            }

            var instance_meta_id = room_map_tree.InstanceMetaId;
            if (!MetaData.Instance._IndunTable.TryGetValue(instance_meta_id, out var indun_meta_data))
            {
                err_msg = $"Failed to MetaData.TryGetValue() !!! : instanceMetaId:{instance_meta_id} - {player.toBasicString()}";
                result.setFail(ServerErrorCode.InstanceMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                send_S2C_ACK_JOIN_INSTANCE(player, result, null);
                return result;
            }

            var server_connect_info = new ServerConnectInfo();
            var business_logs = new List<ILogInvoker>();

            if (indun_meta_data.ContentsType == ContentsType.MyHome)
            {
                (result, server_connect_info, business_logs) = await game_zone_move_action.tryEnterMyhome(room_map_tree.OwnerGuid, room_map_tree.MyhomeGuid);
                if (result.isFail())
                {
                    err_msg = $"Failed to tryEnterMyhome() !!! : {result.toBasicString()}";
                    Log.getLogger().error(err_msg);

                    send_S2C_ACK_JOIN_INSTANCE(player, result, null);
                    return result;
                }
            }
            else
            {
                (result, server_connect_info, business_logs) = await game_zone_move_action.tryJoinInstance(player.getUserGuid(), instance_meta_id);
                if (result.isFail())
                {
                    err_msg = $"Failed to tryJoinInstance() !!! : {result.toBasicString()}";
                    Log.getLogger().error(err_msg);

                    send_S2C_ACK_JOIN_INSTANCE(player, result, null);
                    return result;
                }
            }

            var batch = new QueryBatchEx<QueryRunnerWithDocument>(player, LogActionType.JoinInstance, server_logic.getDynamoDbClient(), true);
            {
                batch.addQuery(new DBQWriteToAttributeAllWithTransactionRunner());
                batch.addQuery(new QueryFinal());
            }

            // if (server_logic.getServerType().toServerType() == ServerType.Channel && instance_meta_id != 0)
            // {
            //     await QuestManager.It.QuestCheckWithoutTransaction(entity_player, new QuestInstance(EQuestEventTargetType.INSTANCE, EQuestEventNameType.EXITED, 0, instance_meta_id));
            // }
            
            //두 값이 Empty가 아니면 렌탈이다.
            if (false == room_map_tree.OwnerGuid.Equals(String.Empty) &&
                false == room_map_tree.MyhomeGuid.Equals(String.Empty))
            {
                var rental_visit_action = player.getEntityAction<RentalVisitAction>();
                var rental_instance_visit_attribute = player.getEntityAttribute<RentalInstanceVisitAttribute>();
                NullReferenceCheckHelper.throwIfNull(rental_instance_visit_attribute, () => $"RentalInstanceVisitAttribute is null !!! - player: {player.toBasicString()}");

                rental_visit_action.refresh(rental_instance_visit_attribute);
                
                
                await QuestManager.It.QuestCheckWithoutTransaction(player, new QuestRentalVisit(EQuestEventTargetType.RENTAL, EQuestEventNameType.VISITED, 
                    room_map_tree.MyhomeGuid, room_map_tree.OwnerGuid, rental_instance_visit_attribute));    
            }

            await QuestManager.It.QuestCheckWithoutTransaction(player, new QuestInstance(EQuestEventTargetType.INSTANCE, EQuestEventNameType.ENTERED, request.LandId, request.Floor));

            NullReferenceCheckHelper.throwIfNull(address_business_log, () => $"Address Business Log is null !!! - player: {player.toBasicString()}");
            batch.appendBusinessLog(address_business_log);

            NullReferenceCheckHelper.throwIfNull(business_logs, () => $"Business Log is null !!! - player: {player.toBasicString()}");
            batch.appendBusinessLogs(business_logs);

            result = await QueryHelper.sendQueryAndBusinessLog(batch);
            if (result.isFail())
            {
                err_msg = $"Failed to sendQueryAndBusinessLog() !!! : {result.toBasicString()} - {player.toBasicString()}";
                Log.getLogger().error(err_msg);

                send_S2C_ACK_JOIN_INSTANCE(player, result, null);
                return result;
            }
            var found_transaction_runner = player.findTransactionRunner(TransactionIdType.PrivateContents);
            NullReferenceCheckHelper.throwIfNull(found_transaction_runner, () => $"found_transaction_runner is null !!! - {player.toBasicString()}");
            var common_result = found_transaction_runner.getCommonResult();
            QuestNotifyHelper.send_GS2C_NTF_QUEST_REWARD(player, common_result);
            
            
            send_S2C_ACK_JOIN_INSTANCE(player, result, server_connect_info);
            
            return result;
        };

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

        return result;
    }
}