public string RegisterHarvester(List <string> arguments)
    {
        switch (arguments[0])
        {
        case "Sonic":
            //this.harvesters.Add(arguments[1], new SonicHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]), int.Parse(arguments[4])));
            this.harvesters.Add(arguments[1], HarvesterFactory.MakeSonicHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]), int.Parse(arguments[4])));
            break;

        case "Hammer":
            //this.harvesters.Add(arguments[1], new HammerHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3])));
            this.harvesters.Add(arguments[1], HarvesterFactory.MakeHammerHarverster(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3])));
            break;
        }

        return($"Successfully registered {arguments[0]} Harvester - {arguments[1]}");
    }