otp-gen-agent/dist/index.cjs

A small and secure one time password (otp) generator for Javascript based on nanoid

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var index_exports = {};
__export(index_exports, {
  WEBHOOK_EVENTS: () => WEBHOOK_EVENTS,
  bulkOtpGen: () => bulkOtpGen,
  customOtpGen: () => customOtpGen,
  otpGen: () => otpGen,
  setWebhookHandler: () => setWebhookHandler
});
module.exports = __toCommonJS(index_exports);
var import_nanoid = require("nanoid");

// src/constants.ts
var ITEM_ALPHABET = "0123456789";
var OTP_LENGTH = 6;
var WEBHOOK_EVENTS = {
  OTP_GENERATED: "otp-generated",
  OTP_BULK_GENERATED: "bulk-otp-generated"
};

// src/index.ts
var nid = (0, import_nanoid.customAlphabet)(ITEM_ALPHABET, OTP_LENGTH);
var webhookHandler = null;
var setWebhookHandler = (handler) => {
  if (typeof handler !== "function") {
    throw new Error("Webhook handler must be a function");
  }
  webhookHandler = handler;
};
var triggerWebhook = async (event, data) => {
  if (webhookHandler) {
    try {
      await webhookHandler(event, data);
    } catch (error) {
      throw new Error("Error in running Webhook handler");
    }
  }
};
var otpGen = async () => {
  const otp = nid();
  await triggerWebhook(WEBHOOK_EVENTS.OTP_GENERATED, { otp });
  return otp;
};
var customOtpGen = async ({
  length = OTP_LENGTH,
  chars = ITEM_ALPHABET
} = {}) => {
  if (!Number.isInteger(length) || length <= 0) {
    throw new Error("otp length must be greater than 0");
  }
  const idGen = (0, import_nanoid.customAlphabet)(chars, length);
  const otp = idGen();
  await triggerWebhook(WEBHOOK_EVENTS.OTP_GENERATED, { otp });
  return otp;
};
var YIELD_EVERY = 1e3;
var yieldToEventLoop = () => new Promise((resolve) => setTimeout(resolve, 0));
var bulkOtpGen = async (count = 0, opts = {}) => {
  if (!Number.isInteger(count) || count <= 0) {
    throw new Error("count must be greater than 0");
  }
  const { length = OTP_LENGTH, chars = ITEM_ALPHABET } = opts;
  if (!Number.isInteger(length) || length <= 0) {
    throw new Error("otp length must be greater than 0");
  }
  const idGen = (0, import_nanoid.customAlphabet)(chars, length);
  const idArr = new Array(count);
  for (let i = 0; i < count; i++) {
    idArr[i] = idGen();
    if ((i + 1) % YIELD_EVERY === 0) {
      await yieldToEventLoop();
    }
  }
  await triggerWebhook(WEBHOOK_EVENTS.OTP_BULK_GENERATED, { count, otps: idArr });
  return idArr;
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  WEBHOOK_EVENTS,
  bulkOtpGen,
  customOtpGen,
  otpGen,
  setWebhookHandler
});
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