FactoryPattern-step2.cs

using System;

namespace design_pattern
{
    class Program
    {
        static void Main(string[] args)
        {
            // 原本寫法註解方便比較
            // Toyote car1 = new Toyote();
            // Bens car2 = new Bens();
            // Tezla car3 = new Tezla();
            // Blanket car4 = new Blanket();
            // Chair car5 = new Chair();
            // Gororo car6 = new Gororo();
            var racingFactory = new RacingFactory();
            var car1 = racingFactory.Create(RacingType.Toyote);
            var car2 = racingFactory.Create(RacingType.Bens);
            var car3 = racingFactory.Create(RacingType.Tezla);
            var car4 = racingFactory.Create(RacingType.Blanket);
            var car5 = racingFactory.Create(RacingType.Chair);
            var car6 = racingFactory.Create(RacingType.Gororo);


            car1.Skill();
            car2.Skill();
            car3.Skill();
            car4.Skill();
            car5.Skill();
            car6.Skill();
        }
    }

    public enum RacingType
    {
        Default = 0,
        Toyote = 1,
        Bens = 2,
        Tezla = 3,
        Blanket = 4,
        Chair = 5,
        Gororo = 6,
    }

    public class RacingFactory
    {
        public IRacing Create(RacingType racingType)
        {
            IRacing racing;
            switch (racingType)
            {
                case RacingType.Toyote:
                    racing = new Toyote();
                    break;
                case RacingType.Bens:
                    racing = new Bens();
                    break;
                case RacingType.Tezla:
                    racing = new Tezla();
                    break;
                case RacingType.Blanket:
                    racing = new Blanket();
                    break;
                case RacingType.Chair:
                    racing = new Chair();
                    break;
                case RacingType.Gororo:
                    racing = new Gororo();
                    break;
                default:
                    throw new NotImplementedException();
            }

            return racing;
        }
    }

    public interface IRacing
    {
        public void Skill();
    }

    public class Toyote: IRacing
    {
        private ISkill _skill;
        public Toyote()
        {
            _skill = new Turbo();
        }
        public void Skill()
        {
            _skill.Cast();
        }
    }
    
    public class Bens: IRacing
    {
        private ISkill _skill;
        public Bens()
        {
            _skill = new Turbo();
        }
        public void Skill()
        {
            _skill.Cast();
        }
    }
    
    public class Tezla: IRacing
    {
        private ISkill _skill;
        public Tezla()
        {
            _skill = new ElectromagneticPulseBoost();
        }
        public void Skill()
        {
            _skill.Cast();
        }
    }

    public class Blanket: IRacing
    {
        private ISkill _skill;

        public Blanket()
        {
            _skill = new Hidden();
        }

        public void Skill()
        {
            _skill.Cast();
        }
    }

    public class Chair: IRacing
    {
        private ISkill _skill;

        public Chair()
        {
            _skill = new Rush();
        }

        public void Skill()
        {
            _skill.Cast();
        }
    }

    public class Gororo: IRacing
    {
        private ISkill _skill;

        public Gororo()
        {
            _skill = new ThrowBananaPeel();
        }

        public void Skill()
        {
            _skill.Cast();
        }
    }

    public interface ISkill
    {
        public void Cast();
    }
    
    public class Turbo: ISkill
    {
        public void Cast()
        {
            Console.WriteLine("噴射加速～");
        }
    }
    
    public class ElectromagneticPulseBoost: ISkill
    {
        public void Cast()
        {
            Console.WriteLine("電磁脈衝加速～");
        }
    }

    public class Hidden : ISkill
    {
        public void Cast()
        {
            Console.WriteLine("隱形～");
        }
    }

    public class Rush : ISkill
    {
        public void Cast()
        {
            Console.WriteLine("衝撞～");
        }
    }

    public class ThrowBananaPeel : ISkill
    {
        public void Cast()
        {
            Console.WriteLine("丟香蕉皮～");
        }
    }
}