index.js

#!/usr/bin/env node

const fs = require('fs')
const path = require('path')
const argv = require('minimist')(process.argv)

let allFiles = []
const showHelp = () => {
	return console.log(`
THANOS NodeJS by Tiago Danin
Inspired by https://thanosjs.org

Reduce the file size of your project down to 50%,
by randomly deleting half of the files.

Use: thanos --universe [dir]
You can save a single file with --ironman [file]
	`)
}

const getFiles = (dir) => {
	fs.readdirSync(dir).map((f) => {
		let fullPath = path.join(dir, f)
		if (fs.statSync(fullPath).isDirectory()) {
			getFiles(fullPath)
		} else {
			allFiles.push(fullPath)
		}
	})
}

const main = () => {
	getFiles(path.resolve(process.cwd(), argv.universe))

	if (argv.ironman) {
		allFiles = allFiles.filter(f => f != path.resolve(argv.ironman))
	}

	const max = Math.round(allFiles.length / 2)
	for (let i = 0; i < max; i++) {
		let pathRandom = allFiles[Math.floor((Math.random() * allFiles.length))]
		allFiles = allFiles.filter(f => f != pathRandom)
		fs.unlinkSync(pathRandom)
	}
	return console.log(`
Thanos deleted half of the files! :)
	`)
}

if (!argv.universe || argv.help) {
	return showHelp()
}
return main()