using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var action = new SomeAction();

        var result = action.DoAction("abc", 123);

        if (result.success) {

            switch (result.nextAction) {

                case SomeActionNextType.SomeAction2:

                    // do action 2

                    break;

                case SomeActionNextType.SomeAction3:

                    // do action 3

                    break;

            }

        }

    }

}

​

enum SomeActionNextType {

        SomeAction2, SomeAction3, SomeAction4

    }

class SomeActionResult {

    public bool success;

    public SomeActionNextType nextAction;

}

class SomeAction {

    public SomeActionResult DoAction(string arg1, int arg2) {

        // do something here

        return new SomeActionResult() {

            success = true,

            nextAction = SomeActionNextType.SomeAction2,

        };

    }

}