建造者模式

  static void Main(string[] args)
        {

            /*建造者模式，适合创建复杂对象，与工厂模式的关注点不一样，建造者重点关注，对象过程的创建
             * 
             * 
             * 
             */

            {
                // 创建 福特 车   注重每个过程的建造
                BuilderFord builder = new BuilderFord();
                builder.BuilderEngin();
                builder.BuilderWheels();
                builder.BuilderGearbox();
                builder.CreateCar();
            }
            {
                // 创建 BYD
                BuilderByd builder = new BuilderByd();
                builder.BuilderEngin();
                builder.BuilderWheels();
                builder.BuilderGearbox();
                builder.CreateCar();
            }
            {

                // 这里进一步 进行抽象
                BuilderByd builderByd = new BuilderByd();
                IBuilder builder = new BuilderFactory(builderByd);
                builder.GetCar();
            }

            Console.WriteLine("Hello World!");
        }

   public class BuilderFactory : IBuilder
    {

        private AbstructBuilder _builder = default(AbstructBuilder);
        public BuilderFactory(AbstructBuilder builder) => this._builder = builder;
        public void GetCar()=> this._builder.CreateCar();


    }


 public interface IBuilder
    {
        void GetCar();

    }

  public class BuilderFord : AbstructBuilder
    {

        private Wheels _wheels = default(Wheels);
        private Enginer _enginer = default(Enginer);
        private Gearbox _gearbox = default(Gearbox);
        public void BuilderWheels()
        {
            _wheels = new Wheels();

        }
        public void BuilderEngin()
        {
            _enginer = new Enginer();

        }
        public void BuilderGearbox()
        {
            _gearbox = new Gearbox();

        }
        public override void CreateCar()
        {
            // 使用上面三个对象
            Console.WriteLine($"{_enginer}{_wheels}{_gearbox}");

        }

    }

public abstract class AbstructBuilder
    {
        public abstract void CreateCar();
    }