using System;

public class Program

{

    public static void Main()

    {

​

    }

    public class Plan //aggregate root

    {

        public PlanType PlanType {get;set;}

        public Regulation Regulation {get;set;}

        public string GeneratedName {get;set;}

    }

    public class PlanType //kinda enum

    {

        public int Id {get;set;}

        public string Name {get;set;}

    }

    public class Regulation //kinda enum.

    {

        public int Id {get;set;}

        public string Name {get;set;}

    }

    public interface IPlanNameGenerator

    {

        string Generate(Plan plan);

    }

    public class PlanNameGenerator : IPlanNameGenerator

    {

        public string Generate(Plan plan)

        {

            if (plan.PlanType.Name == "Ground  Based Weed Sparying" && plan.Regulation.Name == "Weeding 101")

                return "something";

            if (plan.PlanType.Name == "Aerial Weed Spraying" && plan.Regulation.Name == "Weeding 101")

                return "something else";

            if (plan.PlanType.Name == "Road Maintenance" && plan.Regulation.Name == "How to maintain roads 201")

                return "something else again";

            //this will go on and on forever, so how do I refactor so I don't keep adding more branching type stuff here?

            return string.Empty;

        }

    }

}