public string RegisterProvider(List <string> arguments)
    {
        Provider provider;
        var      type         = arguments[0];
        var      id           = arguments[1];
        var      energyOutput = double.Parse(arguments[2]);

        if (CheckIdUniqueness("harvester", id))
        {
            if (type == "Pressure")
            {
                try
                {
                    provider = ProviderFactory.CreatePressure(id, energyOutput);
                }
                catch (Exception e)
                {
                    return(e.Message);
                }
            }
            else
            {
                try
                {
                    provider = ProviderFactory.CreateSolar(id, energyOutput);
                }
                catch (Exception e)
                {
                    return(e.Message);
                }
            }

            Providers.Add(provider);
            return($"Successfully registered {type} Provider - {id}");
        }

        return($"Provider is not registered, because of it's id");
    }