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.TaxiReq), typeof(TaxiPacketHandler), typeof(GameLoginListener))]
internal class TaxiPacketHandler : PacketRecvHandler
{
    public static bool send_S2C_ACK_TAXI(Player owner, Result result, TaxiRes res)
    {
        ArgumentNullException.ThrowIfNull(owner, $"player is null !!!");
        ArgumentNullException.ThrowIfNull(result, $"result is null !!! - {owner.toBasicString()}");
        ArgumentNullException.ThrowIfNull(res, $"res is null !!! - {owner.toBasicString()}");

        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();

        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.TaxiRes = 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;
        ArgumentNullReferenceCheckHelper.throwIfNull(player, () => $"player is null !!!");
        var req_msg = recvMessage as ClientToGame;
        ArgumentNullReferenceCheckHelper.throwIfNull(req_msg, () => $"req_msg is null !!! - {player.toBasicString()}");
        var request = req_msg.Request.TaxiReq;

        var server_logic = GameServerApp.getServerLogic();

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

        var game_zone_action = player.getEntityAction<GameZoneAction>();
        ArgumentNullException.ThrowIfNull(game_zone_action, $"game_zone_action is null !!! - {player.toBasicString()}");

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

            (result, var ack_msg, var business_logs) = await game_zone_move_action.tryTaxi(request.TaxiId);
            if (result.isFail())
            {
                err_msg = $"Failed to tryTaxi() !!! : {result.toBasicString()}";
                Log.getLogger().error(err_msg);

                send_S2C_ACK_TAXI(player, result, ack_msg);
                return result;
            }
            NullReferenceCheckHelper.throwIfNull(business_logs, () => $"business_logs is null !!! - {player.toBasicString()}");

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

            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_TAXI(player, result, ack_msg);
                return result;
            }

            send_S2C_ACK_TAXI(player, result, ack_msg);

            if (ack_msg.PlaceCase == TaxiRes.PlaceOneofCase.Pos)
            {
                result = game_zone_action.tryMove(ack_msg.Pos);
                if(result.isFail())
                {
                    err_msg = $"Failed to tryMove at {this.getTypeName()} !!! : {result.toBasicString()} - {player.toBasicString()}";
                    Log.getLogger().error(err_msg);

                    return result;
                }

                player.send_S2C_NTF_SET_LOCATION();
            }

            return result;
        };

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

        await QuestManager.It.QuestCheck(player, new QuestTaxi(EQuestEventTargetType.TAXI, EQuestEventNameType.ARRIVED, request.TaxiId));

        return result;
    }
}