import fs from 'node:fs' import { fileURLToPath } from 'node:url' import validateProjectName from 'validate-npm-package-name' import { isExistingPath } from '../utils/isExistingPath.js' import { template } from './Template.js' export interface ChallengeOptions { name: string } export interface GenerateChallengeOptions extends ChallengeOptions { githubUser: string } export class Challenge implements ChallengeOptions { public static BASE_URL = new URL('../../challenges/', import.meta.url) public name: string public path: string constructor(options: ChallengeOptions) { const { name } = options this.name = name this.path = fileURLToPath(new URL(`./${name}`, Challenge.BASE_URL)) } public static async getChallenges(): Promise { const challengeNames = await fs.promises.readdir(Challenge.BASE_URL) return challengeNames.map((challengeName) => { return new Challenge({ name: challengeName }) }) } public static async generate( options: GenerateChallengeOptions ): Promise { const { name, githubUser } = options const challenge = new Challenge({ name }) if (await isExistingPath(challenge.path)) { throw new Error(`The challenge already exists: ${name}.`) } const isValidName = validateProjectName(name).validForNewPackages if (!isValidName) { throw new Error('Invalid challenge name.') } await fs.promises.mkdir(challenge.path) await template.challenge({ destination: challenge.path, githubUser, name }) return challenge } }