public string RegisterHarvester(List <string> arguments) { string type = arguments[0]; string id = arguments[1]; try { this.harvesters.Add(HarvesterFactory.RegisterHarvester(arguments)); } catch (ArgumentException a) { return(exceptionHarvesterRegister + a.Message); } string successfullRegister = $"Successfully registered {type} Harvester - {id}"; return(successfullRegister); }