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


using ServerCore;
using ServerBase;
using ServerCommon;


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


using META_ID = System.UInt32;


namespace GameServer.PacketHandler;

[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.C2GS_REQ_BEACON_SHOP_SEARCH_ITEM), typeof(BeaconShopSearchItemPacketHandler), typeof(GameLoginListener))]
public class BeaconShopSearchItemPacketHandler : PacketRecvHandler
{
    public static bool send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(Player player, Result result, List<BeaconShopMongoDoc>? beaconShopMongoDocs)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();

        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.AckBeaconShopSearchItem = new GS2C_ACK_BEACON_SHOP_SEARCH_ITEM();

        if (result.isSuccess() && beaconShopMongoDocs != null)
        {
            ack_packet.Response.AckBeaconShopSearchItem.BeaconShopItemBoardInfos.AddRange(beaconShopMongoDocs.Select<BeaconShopMongoDoc, BeaconShopItemBoardInfo>(x => x.toBeaconShopItemMongoDataClient()).ToList());
        }

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

        return true;
    }

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

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

        var beacon_shop_action = entity_player.getEntityAction<BeaconShopAction>();
        if (beacon_shop_action == null)
        {
            err_msg = $"Failed to get beacon shop action : {nameof(BeaconShopAction)}";
            result.setFail(ServerErrorCode.EntityActionNotFound, err_msg);
            Log.getLogger().error(err_msg);

            send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(entity_player, result, null);
            return result;
        }

        var game_msg = recvMessage as ClientToGame;
        if (game_msg == null)
        {
            err_msg = $"Failed to cast ClientToGame !!! : {nameof(ClientToGame.Request.ReqBeaconShopSearchItem)}";
            result.setFail(ServerErrorCode.ClassTypeCastIsNull, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(entity_player, result, null);
            return result;
        }

        var request = game_msg.Request.ReqBeaconShopSearchItem;

        if (request.ItemMetaid == 0)
        {
            err_msg = $"Invalid Request Argument !!! : ItemMetaid : {request.ItemMetaid}";
            result.setFail(ServerErrorCode.BeaconShopInvalidArgument, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(entity_player, result, null);
            return result;
        }

        result = await beacon_shop_action.BeaconShopSearchItem((META_ID)request.ItemMetaid);
        if (result.isFail())
        {
            send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(entity_player, result, null);
            return result;
        }

        return result;
    }

    public override async Task onProcessPacketException(ISession entityWithSession, IMessage recvMessage
                               , Result errorResult)
    {
        await Task.CompletedTask;

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

        send_S2C_ACK_BEACON_SHOP_SEARCH_ITEM(player, errorResult, null);
    }
}