Caballerog

import { VirtualPet } from "./virtual-pet";

// Create a virtual pet and initialize it
const neko = new VirtualPet('Neko', 'Red', ['Fly', 'Breath Fire', 'Invisibility']); // 3 seconds
neko.displayInfo();
    
const nya = neko.clone(); // a few milliseconds
nya.name = 'Nya';
nya.color = 'Yellow';
nya.displayInfo();

Caballerog

import { Clonable } from "./clonable";

export class VirtualPet implements Clonable {
    name: string;
    color: string;
    abilities: string[];
    energyLevel: number = 0;

    constructor(name: string, color: string, abilities: string[], energyLevel: number = 100) {
        this.name = name;

Caballerog

export interface Clonable {
    clone(): this;
}

Caballerog

import { VirtualPet } from './virtual-pet';

// Create a virtual pet and initialize it
const neko = new VirtualPet('Neko', 'Gray', ['Fly', 'Breath Fire', 'Invisibility']); // 3 seconds
neko.displayInfo();
    

// Clone the virtual pet manually with all the attributes
const nya = new VirtualPet('Nya', 'Yellow', [...neko.abilities]); // 3 seconds
nya.displayInfo();

Caballerog

class VirtualPet {
    name: string;
    color: string;
    abilities: string[];
    energyLevel: number = 0;

    constructor(name: string, color: string, abilities: string[]) {
        this.name = name;
        this.color = color;
        this.abilities = abilities;

Caballerog

import { ConcretePrototype1 } from "./concrete.prototype1";
import { ConcretePrototype2 } from "./concrete-prototype2";

// Create instances of ConcretePrototype1 and ConcretePrototype2
const concretePrototype1 = new ConcretePrototype1();
const concretePrototype2 = new ConcretePrototype2();

// The operation method is called on the instances
concretePrototype1.operation();
concretePrototype2.operation();

Caballerog

import { Prototype } from "./prototype";

export class ConcretePrototype2 implements Prototype {
    operation() {
        console.log("Operation from ConcretePrototype2");
    }

    clone(): Prototype {
        return new ConcretePrototype2();
    }

Caballerog

import { Prototype } from "./prototype";

export class ConcretePrototype1 implements Prototype {
    operation() {
        console.log("Operation from ConcretePrototype1");
    }

    clone(): Prototype {
        return new ConcretePrototype1();
    }

Caballerog

export interface Prototype {
    operation(): void;
    clone(): Prototype;
}

Caballerog

import { Ingredient } from "./ingredient";
import { Recipe } from "./recipe";

// Usage
const ingredient1 = new Ingredient("Flour", "2 cups");
const ingredient2 = new Ingredient("Eggs", "3");
const recipe = new Recipe("Cake");
recipe.addComponent(ingredient1);
recipe.addComponent(ingredient2);