var JSZip = require("./Accessories/node_modules/jszip");
var fs = require("fs");
var zip = new JSZip();
var crypto = require('crypto');
var new_folder = zip.folder("test_arh");
var path = require('path');


function list_dir(directory, new_folder) {
    fs.readdirSync(directory).map(f => {
        // todo refact path join
        const name = path.join( directory, f);
        if (fs.statSync(name).isDirectory()) {
            list_dir(name, new_folder)
        } else if (fs.statSync(name).isFile()) {
            new_folder.file(name, fs.readFileSync( name, "utf8"))
        }
    })
    return new_folder
}

function generator_key(key_length) {
    var key = '';
    for(var i = 0; i<key_length; i++) {
        key += String.fromCharCode(Math.floor(Math.random() * (1024 - 33 + 1)) + 33)
    }
    return key
}

var key = generator_key(256);

var encrypt = crypto.createCipher('aes192', key);
const decrypt = crypto.createDecipher('aes192', key);

const result = list_dir("test_arh", new_folder);
result
    .generateNodeStream({type:'nodebuffer', streamFiles: true})
    .pipe(encrypt)
    //.pipe(decrypt)
    .pipe(fs.createWriteStream('new_folders.zip'))
    .on('finish', function () {
        console.log('successful backup')
    })
    .on('data', function(data) {
        console.log({
            key: key,
            data: data
        })
    })