#!/usr/bin/env runjs

// Reference:
// - https://www.akkadia.org/drepper/SHA-crypt.txt

requireJAR('maven:commons-codec:commons-codec:1.72.2');

var Sha2Crypt = Packages.org.apache.commons.codec.digest.Sha2Crypt;
var UnixCrypt = Packages.org.apache.commons.codec.digest.UnixCrypt;
var Md5Crypt = Packages.org.apache.commons.codec.digest.Md5Crypt;

var main = () => {
    if ($ARGS.length == 0) {
        println('[ERROR] Require arguments.');
        return;
    }
    var keyBytes = __.bytes.from($ARGS[0]).bytes();
    var width = 8;

    println(pad('Unix', width) + UnixCrypt.crypt(keyBytes));
    println(pad('APR1', width) + Md5Crypt.apr1Crypt(keyBytes));
    println(pad('MD5', width) + Md5Crypt.md5Crypt(keyBytes));
    println(pad('SHA256', width) + Sha2Crypt.sha256Crypt(keyBytes));
    println(pad('SHA512', width) + Sha2Crypt.sha512Crypt(keyBytes));
};

function pad(str, width) {
    var p = width - str.length
    var s = str;
    for (var i = 0; i < p; i++) { s += ' '; }
    s += ': ';
    return s;
}

main();