designPattern/DesignPattern/FSM/Program.cs

using FSM.Machines;
using FSM.Recipes;
using FSM.States;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace FSM
{
    class Program
    {
        static void Main(string[] args)
        {
            PrintMessage("********** Start of the program **********");

            IdleState initialState = new IdleState();
            Recipe recipe = new Recipe("Main recipe",
                new List<string>()
                {
                    "MainRecipe_Step1",
                    "MainRecipe_Step2",
                    "MainRecipe_Step3",
                    "MainRecipe_Step4",
                    "MainRecipe_Step5",
                });
            initialState.SetRecipe(recipe);

            var machine = new EquipmentStateMachine(initialState);
            machine.OnHandleEvent -= machine_OnHandleEvent;
            machine.OnHandleEvent += machine_OnHandleEvent;

            List<EquipmentEvent> eventCommands = new List<EquipmentEvent>()
            {
                EquipmentEvent.Start,
                EquipmentEvent.Pause,
                EquipmentEvent.Resume,
                EquipmentEvent.Stop,
                EquipmentEvent.Start,
                EquipmentEvent.EmergencyStop,
                EquipmentEvent.Resume,
                EquipmentEvent.Stop,
                EquipmentEvent.Start,
                EquipmentEvent.Stop,
            };

            foreach (EquipmentEvent evt in eventCommands)
            {
                machine.HandleEvent(evt);
                Thread.Sleep(10 * 1000);
            }

            PrintMessage("********** End of the program **********" + Environment.NewLine);
            PrintMessage("********** Press any key to exit the program **********");
            Console.ReadKey();
        }

        private static void machine_OnHandleEvent(object sender, EquipmentEventHandler e)
        {
            string message = string.Format("{0} (State: {1}, Event: {2})", e.Message, e.CurrentState, e.EquipmentEvent);
            PrintMessage(message);
        }

        static void PrintMessage(string message)
        {
            Console.WriteLine(string.Format("[{0}] {1}", DateTime.Now, message));
        }
    }
}