// Base class public abstract class Lightsaber { public abstract void Assemble(); } // Concrete implementation of the base class public class StandardLightsaber : Lightsaber { public override void Assemble() { Console.WriteLine("Assembling standard lightsaber"); } } // Decorator class public class HiltDesignDecorator : Lightsaber { private Lightsaber _lightsaber; private string _hiltDesign; public HiltDesignDecorator(Lightsaber lightsaber, string hiltDesign) { _lightsaber = lightsaber; _hiltDesign = hiltDesign; } public override void Assemble() { _lightsaber.Assemble(); Console.WriteLine($"Adding {_hiltDesign} hilt design to lightsaber"); } } // Decorator class public class BladeColorDecorator : Lightsaber { private Lightsaber _lightsaber; private string _bladeColor; public BladeColorDecorator(Lightsaber lightsaber, string bladeColor) { _lightsaber = lightsaber; _bladeColor = bladeColor; } public override void Assemble() { _lightsaber.Assemble(); Console.WriteLine($"Adding {_bladeColor} blade color to lightsaber"); } }