RC2Launcher/index.js

import fetch from 'node-fetch';
import path from 'path';
import fs from 'fs';
async function download() {
	let response = await fetch("https://patcher-production.robocraft.org/Builds/builds_index.json");
	let json = await response.json();
	const latestBuild = json.AvailableBuilds.pop();
	console.log("Latest build:", latestBuild);
	response = await fetch(`https://patcher-production.robocraft.org/Builds/build_${latestBuild}.json`);
	json = await response.json();
	for (const entry of json.Entries) {
		console.log("Downloading", entry.RelativePath);
		await fs.promises.mkdir(path.dirname("game/" + entry.RelativePath), { recursive: true })
		response = await fetch(`https://patcher-production.robocraft.org/Builds/${latestBuild}/Game/${entry.RelativePath}`);
		const writeStream = fs.createWriteStream("game/" + entry.RelativePath);
		response.body.pipe(writeStream);
	}
	console.log("Done!");
}

download();