otp-gen-ui/dist/index.mjs

Generate OTP and render customizable input boxes for React

var __defProp = Object.defineProperty;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
  for (var prop in b || (b = {}))
    if (__hasOwnProp.call(b, prop))
      __defNormalProp(a, prop, b[prop]);
  if (__getOwnPropSymbols)
    for (var prop of __getOwnPropSymbols(b)) {
      if (__propIsEnum.call(b, prop))
        __defNormalProp(a, prop, b[prop]);
    }
  return a;
};

// src/generateOtp.ts
var generateOtp = (length = 6) => {
  if (length <= 0 || !Number.isInteger(length)) {
    throw new Error("OTP length must be a positive integer");
  }
  return Array.from({ length }, () => Math.floor(Math.random() * 10)).join("");
};

// src/OtpBox.tsx
import React, { useRef } from "react";
import { jsx } from "react/jsx-runtime";
var OtpBox = ({
  length = 6,
  onChange,
  style,
  inputStyle
}) => {
  const [otp, setOtp] = React.useState(Array(length).fill(""));
  const inputsRef = useRef([]);
  const handleChange = (value, index) => {
    var _a;
    const newOtp = [...otp];
    newOtp[index] = value.slice(-1);
    setOtp(newOtp);
    onChange == null ? void 0 : onChange(newOtp.join(""));
    if (value && index < length - 1) {
      (_a = inputsRef.current[index + 1]) == null ? void 0 : _a.focus();
    }
  };
  const handleKeyDown = (e, index) => {
    var _a;
    if (e.key === "Backspace" && !otp[index] && index > 0) {
      (_a = inputsRef.current[index - 1]) == null ? void 0 : _a.focus();
    }
  };
  return /* @__PURE__ */ jsx("div", { style: __spreadValues({ display: "flex", gap: "8px" }, style), children: Array.from({ length }).map((_, i) => /* @__PURE__ */ jsx(
    "input",
    {
      ref: (el) => {
        inputsRef.current[i] = el;
      },
      value: otp[i],
      onChange: (e) => handleChange(e.target.value, i),
      onKeyDown: (e) => handleKeyDown(e, i),
      maxLength: 1,
      style: __spreadValues({
        width: "40px",
        height: "40px",
        textAlign: "center",
        fontSize: "18px",
        border: "1px solid #ccc",
        borderRadius: "5px"
      }, inputStyle)
    },
    i
  )) });
};
var OtpBox_default = OtpBox;
export {
  OtpBox_default as OtpBox,
  generateOtp
};