"use client";

import * as React from "react";

import {
  InputOTP,
  InputOTPGroup,
  InputOTPSeparator,
  InputOTPSlot,
} from "@/components/ui/input-otp";

import { REGEXP_ONLY_DIGITS_AND_CHARS } from "input-otp";

function InputOTPDemo() {
  return (
    <InputOTP maxLength={6}>
      <InputOTPGroup>
        <InputOTPSlot index={0} />
        <InputOTPSlot index={1} />
        <InputOTPSlot index={2} />
      </InputOTPGroup>
      <InputOTPSeparator />
      <InputOTPGroup>
        <InputOTPSlot index={3} />
        <InputOTPSlot index={4} />
        <InputOTPSlot index={5} />
      </InputOTPGroup>
    </InputOTP>
  );
}

function InputOTPPattern() {
  return (
    <InputOTP maxLength={6} pattern={REGEXP_ONLY_DIGITS_AND_CHARS}>
      <InputOTPGroup>
        <InputOTPSlot index={0} />
        <InputOTPSlot index={1} />
        <InputOTPSlot index={2} />
        <InputOTPSlot index={3} />
        <InputOTPSlot index={4} />
        <InputOTPSlot index={5} />
      </InputOTPGroup>
    </InputOTP>
  );
}

function InputOTPWithSeparator() {
  return (
    <InputOTP maxLength={6}>
      <InputOTPGroup>
        <InputOTPSlot index={0} />
        <InputOTPSlot index={1} />
      </InputOTPGroup>
      <InputOTPSeparator />
      <InputOTPGroup>
        <InputOTPSlot index={2} />
        <InputOTPSlot index={3} />
      </InputOTPGroup>
      <InputOTPSeparator />
      <InputOTPGroup>
        <InputOTPSlot index={4} />
        <InputOTPSlot index={5} />
      </InputOTPGroup>
    </InputOTP>
  );
}

function InputOTPControlled() {
  const [value, setValue] = React.useState("");

  return (
    <div className="space-y-2">
      <InputOTP
        maxLength={6}
        value={value}
        onChange={(value) => setValue(value)}
      >
        <InputOTPGroup>
          <InputOTPSlot index={0} />
          <InputOTPSlot index={1} />
          <InputOTPSlot index={2} />
          <InputOTPSlot index={3} />
          <InputOTPSlot index={4} />
          <InputOTPSlot index={5} />
        </InputOTPGroup>
      </InputOTP>
      <div className="text-center text-sm">
        {value === "" ? (
          <>Enter your one-time password.</>
        ) : (
          <>You entered: {value}</>
        )}
      </div>
    </div>
  );
}

export default {
  InputOTPDemo,
  InputOTPPattern,
  InputOTPWithSeparator,
  InputOTPControlled,
};