public string RegisterHarvester(List <string> arguments)
    {
        var toReturn = string.Empty;

        try
        {
            if (arguments[0] == "Sonic")
            {
                Harvester harvester =
                    new SonicHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]), int.Parse(arguments[4]));
                Harvesters.Add(harvester);
                toReturn = $"Successfully registered Sonic Harvester - {arguments[1]}";
            }
            else
            {
                Harvester harvester =
                    new HammerHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]));
                Harvesters.Add(harvester);
                toReturn = $"Successfully registered Hammer Harvester - {arguments[1]}";
            }
        }
        catch (ArgumentException e)
        {
            toReturn = e.Message;
        }
        return(toReturn);
    }
    public string RegisterHarvester(List <string> arguments)
    {
        Harvester harvester;
        var       type              = arguments[0];
        var       id                = arguments[1];
        var       oreOutput         = double.Parse(arguments[2]);
        var       energyRequirement = double.Parse(arguments[3]);

        if (CheckIdUniqueness("harvester", id))
        {
            if (type == "Sonic")
            {
                var sonicFactor = int.Parse(arguments[4]);
                try
                {
                    harvester = HarvesterFactory.CreateSonic(id, oreOutput, energyRequirement, sonicFactor);
                }
                catch (Exception e)
                {
                    return(e.Message);
                }
            }
            else
            {
                try
                {
                    harvester = HarvesterFactory.CreateHammer(id, oreOutput, energyRequirement);
                }
                catch (Exception e)
                {
                    return(e.Message);
                }
            }
            Harvesters.Add(harvester);
            return($"Successfully registered {type} Harvester - {id}");
        }
        return("Harvester is not registered, because of it's id");
    }