using System;

using Stateless;

​

public enum CakeState { Start, MixIngredients, PreheatOven, PourBatter, Bake, Cool, Finish }

public enum CakeTrigger { GatherIngredients, IngredientsMixed, OvenPreheated, BatterPoured, CakeBaked, CakeCooled, CakeFinished }

​

public class CakeBakingStateMachine

{

    private StateMachine<CakeState, CakeTrigger> stateMachine;

​

    public CakeBakingStateMachine()

    {

        stateMachine = new StateMachine<CakeState, CakeTrigger>(CakeState.Start);

​

        stateMachine.Configure(CakeState.Start).Permit(CakeTrigger.GatherIngredients, CakeState.MixIngredients);

        stateMachine.Configure(CakeState.MixIngredients).Permit(CakeTrigger.IngredientsMixed, CakeState.PreheatOven);

        stateMachine.Configure(CakeState.PreheatOven).Permit(CakeTrigger.OvenPreheated, CakeState.PourBatter);

        stateMachine.Configure(CakeState.PourBatter).Permit(CakeTrigger.BatterPoured, CakeState.Bake);

        stateMachine.Configure(CakeState.Bake).Permit(CakeTrigger.CakeBaked, CakeState.Cool);

        stateMachine.Configure(CakeState.Cool).Permit(CakeTrigger.CakeCooled, CakeState.Finish);

        stateMachine.Configure(CakeState.Finish).Permit(CakeTrigger.CakeFinished, CakeState.Start);

    }

​

    public void Trigger(CakeTrigger trigger) => stateMachine.Fire(trigger);

    public CakeState GetCurrentState() => stateMachine.State;

}

​

public class Program

{

    public static void Main(string[] args)

    {

        var cakeMachine = new CakeBakingStateMachine();

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.GatherIngredients);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.IngredientsMixed);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.OvenPreheated);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.BatterPoured);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.CakeBaked);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.CakeCooled);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

​

        cakeMachine.Trigger(CakeTrigger.CakeFinished);

        Console.WriteLine($"Current state: {cakeMachine.GetCurrentState()}");

    }

}

​