helpers.js

// Copyright 2020-2021 IOTA Stiftung
// SPDX-License-Identifier: Apache-2.0

const crypto = require('crypto')

function createSeed() {
  const seed = crypto.createHash('sha256').update(crypto.randomBytes(256)).digest('hex');

  return seed;
}


function to_bytes(str) {
  var bytes = [];
  for (var i = 0; i < str.length; ++i) {
    bytes.push(str.charCodeAt(i));
  }
  return bytes;
}


function from_bytes(bytes) {
  var str = "";
  for (var i = 0; i < bytes.length; ++i) {
    str += String.fromCharCode(bytes[i]);
  }
  return str;
}


function getExplorerUrl(network, messageId) {
  return(`https://explorer.iota.org/${network}/message/${messageId}`);
}


exports.createSeed = createSeed;
exports.to_bytes = to_bytes;
exports.from_bytes = from_bytes;
exports.getExplorerUrl = getExplorerUrl;