import type {
  ConsumerFieldKind,
  ConsumerInputRadius,
  ConsumerInputSize,
  ConsumerInputTone,
} from '@/components/consumer/input/consumerInputTypes'
import { cn } from '@/lib/cn'

const HEIGHT_CLASS: Record<ConsumerInputSize, string> = {
  sm: 'h-8 min-h-8',
  md: 'h-12 min-h-12',
  lg: 'h-[52px] min-h-[52px]',
}

const RADIUS_CLASS: Record<ConsumerInputRadius, string> = {
  full: 'rounded-full',
  control: 'rounded-[10px]',
}

/** Label: 14px / medium / #808080 */
export const CONSUMER_FIELD_LABEL_CLASS = 'mb-1 block text-sm font-medium !text-secondary-20'

/** Value: 14px / #333A44; placeholder: 12px / #333A44 */
export const CONSUMER_FIELD_INPUT_CLASS =
  'text-sm font-medium text-consumer-text placeholder:text-xs placeholder:font-medium placeholder:text-consumer-text !outline-none !ring-0 focus:!outline-none focus:!ring-0 focus-visible:!outline-none focus-visible:!ring-0'

export const CONSUMER_FIELD_DESCRIPTION_CLASS = 'text-xs font-medium text-secondary-20'

export const CONSUMER_FIELD_SELECT_VALUE_CLASS = 'text-sm font-medium text-consumer-text'

export const CONSUMER_FIELD_SELECT_PLACEHOLDER_CLASS = 'text-xs font-medium text-consumer-text'

export const CONSUMER_FIELD_SELECT_POPOVER_CLASS =
  'max-h-[300px] overflow-y-auto rounded-consumer-modal border border-consumer-border bg-consumer-surface p-1'

export const CONSUMER_CHECKBOX_CLASS_NAMES = {
  label: 'text-sm font-medium text-secondary-20',
  wrapper: 'border-consumer-border data-[selected=true]:border-primary data-[selected=true]:bg-primary data-[selected=true]:text-white',
}

export const CONSUMER_RADIO_CLASS_NAMES = {
  label: 'text-sm font-medium text-consumer-text',
  wrapper: 'border-consumer-border data-[selected=true]:border-primary data-[selected=true]:bg-primary data-[selected=true]:text-white',
}

export function defaultConsumerTone(generalType: ConsumerFieldKind): ConsumerInputTone {
  return generalType === 'select' ? 'muted' : 'bordered'
}

/** Select is always muted; other fields use `tone` or the type default. */
export function resolveConsumerTone(generalType: ConsumerFieldKind, tone?: ConsumerInputTone): ConsumerInputTone {
  if (generalType === 'select') return 'muted'

  return tone ?? defaultConsumerTone(generalType)
}

function focusClasses() {
  return cn(
    '!outline-none !ring-0 focus:!outline-none focus:!ring-0 focus-visible:!outline-none focus-visible:!ring-0',
    'data-[focus-visible=true]:!outline-none data-[focus-visible=true]:!ring-0',
    'data-[active=true]:!outline-none data-[active=true]:!ring-0',
    'hover:!border-primary-300',
    'focus:!border-consumer-focus focus-within:!border-consumer-focus',
    'data-[focused=true]:!border-consumer-focus data-[focus-within=true]:!border-consumer-focus data-[focus-visible=true]:!border-consumer-focus',
    // InputOTP اسلات‌ها با data-active فوکوس می‌شوند، نه data-focused
    'data-[active=true]:!border-primary'
  )
}

function toneClasses(tone: ConsumerInputTone) {
  return tone === 'muted'
    ? 'border border-transparent bg-[#E2E2E280] hover:bg-[#e2e2e2b3]'
    : 'border border-consumer-border bg-consumer-surface'
}

export function buildConsumerFieldWrapper({
  radius,
  size,
  tone,
}: {
  radius: ConsumerInputRadius
  size: ConsumerInputSize
  tone: ConsumerInputTone
}) {
  return cn('shadow-none max-w-full px-2', HEIGHT_CLASS[size], RADIUS_CLASS[radius], toneClasses(tone), focusClasses())
}

export function buildConsumerTextareaWrapper({ radius, tone }: { radius: ConsumerInputRadius; tone: ConsumerInputTone }) {
  return cn('shadow-none px-2 py-3 min-h-24', RADIUS_CLASS[radius], toneClasses(tone), focusClasses())
}

export function withConsumerFieldError(wrapper: string) {
  return cn(
    wrapper,
    // فقط border قرمز ساده؛ outline/ring مربوط به HeroUI invalid-field-ring را حذف کن
    // !border عرض را هم برمی‌گرداند تا border-0 سفارشی روی OTP بی‌اثر شود
    '!border !border-fourth hover:!border-fourth focus:!border-fourth focus-within:!border-fourth',
    'data-[focused=true]:!border-fourth data-[focus-within=true]:!border-fourth data-[active=true]:!border-fourth',
    '!outline-none !ring-0 !shadow-none',
    'focus:!outline-none focus:!ring-0 focus-visible:!outline-none focus-visible:!ring-0',
    'data-[focused=true]:!outline-none data-[focus-visible=true]:!outline-none data-[focus-within=true]:!outline-none data-[active=true]:!outline-none',
    'data-[focused=true]:!ring-0 data-[focus-visible=true]:!ring-0 data-[focus-within=true]:!ring-0 data-[active=true]:!ring-0'
  )
}

export function buildConsumerOtpSegmentClass({
  radius,
  size,
  tone = 'bordered',
}: {
  radius: ConsumerInputRadius
  size: ConsumerInputSize
  tone?: ConsumerInputTone
}) {
  const widthClass = size === 'sm' ? 'size-8' : size === 'md' ? 'size-12' : 'size-[52px]'

  return cn(widthClass, RADIUS_CLASS[radius], toneClasses(tone), focusClasses(), 'text-sm font-medium text-consumer-text')
}