设计模式-门面模式

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

namespace CSharpDesignPattern.Facade
{
    public class Chef
    {
        public void Cook()
        {

            Console.WriteLine("Cook");
        }
    }

    public class Waiter
    {
        public void Order()
        {
            Console.WriteLine("order");
        }

        public void Serve()
        {
            Console.WriteLine("Serve...");
        }
    }

    public class Cleaner
    {
        public void Clean()
        {
            Console.WriteLine("Cleaning...");
        }

        public void Wash()
        {
            Console.WriteLine("washing");
        }
    }

    public class Facade
    {
        private VegVendor vendor;
        private Chef chef;

        private Waiter waiter;

        private Cleaner cleaner;

        public Facade()
        {
            this.vendor = new VegVendor();
            vendor.Purchase();
            this.chef = new Chef();
            this.waiter = new Waiter();
            this.cleaner = new Cleaner();
        }

        public void Order()
        {
            waiter.Order();
            chef.Cook();
            waiter.Serve();

            cleaner.Clean();
            cleaner.Wash();
        }
    }
}

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

namespace CSharpDesignPattern.Facade
{
    public class VegVendor
    {
        public void Purchase()
        {
            Console.WriteLine("Supply the vegatable");
        }
    }

    public class Helper
    {
        public void Cook()
        {
            Console.WriteLine("Cook...");
        }
    }
}