ab-helpers/generate/index.js

A collection of helper functions for various tasks

const { nanoid } = require("nanoid");
const crypto = require("crypto");

function genMD5Hash(inputString) {
  const md5sum = crypto.createHash("md5");
  md5sum.update(inputString);
  return md5sum.digest("hex");
}

function genFingerprint(...params) {
  if (!params) throw new Error("Can't generate a fingerprint without params");
  if (typeof params === "string") return genMD5Hash(params);
  if (!Array.isArray(params)) throw new Error("Object type not supported");
  return genMD5Hash(params.join(""));
}

function genUUID() {
  return nanoid();
}

function genRandomInt(a, b) {
  return Math.floor(Math.random() * (a - b) + b);
}

function genFromDate() {
  const currentDate = new Date();
  const filename = currentDate.toISOString().replace(/[-:.]/g, "");
  return filename;
}

function genFilename() {
  const currentDate = new Date();
  const filename = currentDate.toISOString().replace(/[-:.]/g, "");
  return filename;
}

module.exports = {
  genUUID,
  genRandomInt,
  genFromDate,
  genMD5Hash,
  genFingerprint,
  genFilename
};