"use client"

import * as React from "react"
import { OTPInput, OTPInputContext, REGEXP_ONLY_DIGITS } from "input-otp"

import { cn } from "../../lib/utils"

function InputOTP({
  className,
  containerClassName,
  ...props
}: React.ComponentProps<typeof OTPInput>) {
  return (
    <OTPInput
      data-slot="input-otp"
      containerClassName={cn(
        "flex items-center gap-2 has-disabled:opacity-50",
        containerClassName,
      )}
      className={cn("disabled:cursor-not-allowed", className)}
      {...props}
    />
  )
}

function InputOTPGroup({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="input-otp-group"
      className={cn("flex items-center", className)}
      {...props}
    />
  )
}

function InputOTPSlot({
  index,
  className,
  ...props
}: React.ComponentProps<"div"> & { index: number }) {
  const inputOTPContext = React.useContext(OTPInputContext)
  const { char, hasFakeCaret, isActive } = inputOTPContext?.slots[index] ?? {}

  return (
    <div
      data-slot="input-otp-slot"
      data-active={isActive}
      className={cn(
        "relative flex size-9 items-center justify-center border-y border-e border-[var(--control-border)] bg-background text-sm transition-colors first:rounded-s-md first:border-s last:rounded-e-md",
        "data-[active=true]:z-10 data-[active=true]:border-ring data-[active=true]:ring-3 data-[active=true]:ring-ring/50",
        className,
      )}
      {...props}
    >
      {char}
      {hasFakeCaret ? (
        <span className="pointer-events-none absolute inset-0 flex items-center justify-center">
          <span className="h-4 w-px bg-foreground motion-safe:animate-pulse" />
        </span>
      ) : null}
    </div>
  )
}

function InputOTPSeparator(props: React.ComponentProps<"div">) {
  return (
    <div data-slot="input-otp-separator" role="separator" {...props}>
      <i className="fa-light fa-minus text-muted-foreground" aria-hidden="true" />
    </div>
  )
}

export {
  InputOTP,
  InputOTPGroup,
  InputOTPSlot,
  InputOTPSeparator,
  REGEXP_ONLY_DIGITS,
}