designPattern/DesignPattern/FSM/Recipes/Recipe.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FSM.Recipes
{
    class Recipe
    {
        public string Name { get; private set; }
        public List<string> Steps { get; private set; }
        private int _currentStepIndex;
        public int CurrentStepIndex { get { return _currentStepIndex; } }

        public Recipe(string name, List<string> steps)
        {
            Name = name;
            Steps = steps;
            _currentStepIndex = 0;
        }

        public void Reset()
        {
            _currentStepIndex = 0;
        }

        public string GetCurrentStep()
        {
            if (_currentStepIndex < Steps.Count)
                return Steps[_currentStepIndex];

            return null;
        }

        public bool MoveToNextStep()
        {
            if (_currentStepIndex < Steps.Count - 1)
            {
                _currentStepIndex++;
                return true;
            }

            return false;
        }
    }
}