// remove directory recursively

const { promisify } = require('util');
const $fsys = require('fs');
const $path = require('path');
const fstat = promisify($fsys.stat);
const lsdir = promisify($fsys.readdir);
const mkdir = promisify($fsys.mkdir);
const rmdir = promisify($fsys.rmdir);
const unlink = promisify($fsys.unlink);

const remove = async (path) => {
    const stat = await fstat(path);
    if (stat.isFile()) {
        return unlink(path);
    }
    if (stat.isDirectory()) {
        const files = await lsdir(path);
        await Promise.all(files.map(f => $path.resolve(path, f)).map(clean));
        return rmdir(path);
    }
};

exports.remove = async (path) => {
    if ($fsys.existsSync(path)) {
        await remove(path);
    }
};