Field

"use client"

import { useMemo } from "react"
import { cva, type VariantProps } from "class-variance-authority"
import { cn } from "cn"

import { Label } from "@/components/ui/label"
import { Separator } from "@/components/ui/separator"

function FieldSet({ className, ...props }: React.ComponentProps<"fieldset">) {
  return (
    <fieldset
      data-slot="field-set"
      className={cn(
        "flex flex-col gap-6 has-[>[data-slot=checkbox-group]]:gap-3 has-[>[data-slot=radio-group]]:gap-3",
        className
      )}
      {...props}
    />
  )
}

function FieldLegend({
  className,
  variant = "legend",
  ...props
}: React.ComponentProps<"legend"> & { variant?: "legend" | "label" }) {
  return (
    <legend
      data-slot="field-legend"
      data-variant={variant}
      className={cn(
        "mb-3 font-medium data-[variant=label]:text-sm data-[variant=legend]:text-base",
        className
      )}
      {...props}
    />
  )
}

function FieldGroup({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="field-group"
      className={cn(
        "group/field-group @container/field-group flex w-full flex-col gap-7 data-[slot=checkbox-group]:gap-3 *:data-[slot=field-group]:gap-4",
        className
      )}
      {...props}
    />
  )
}

const fieldVariants = cva(
  "group/field flex w-full gap-3 data-[invalid=true]:text-destructive",
  {
    variants: {
      orientation: {
        vertical: "flex-col *:w-full [&>.sr-only]:w-auto",
        horizontal:
          "flex-row items-center has-[>[data-slot=field-content]]:items-start *:data-[slot=field-label]:flex-auto has-[>[data-slot=field-content]]:[&>[role=checkbox],[role=radio]]:mt-px",
        responsive:
          "flex-col *:w-full @md/field-group:flex-row @md/field-group:items-center @md/field-group:*:w-auto @md/field-group:has-[>[data-slot=field-content]]:items-start @md/field-group:*:data-[slot=field-label]:flex-auto [&>.sr-only]:w-auto @md/field-group:has-[>[data-slot=field-content]]:[&>[role=checkbox],[role=radio]]:mt-px",
      },
    },
    defaultVariants: {
      orientation: "vertical",
    },
  }
)

function Field({
  className,
  orientation = "vertical",
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof fieldVariants>) {
  return (
    <div
      role="group"
      data-slot="field"
      data-orientation={orientation}
      className={cn(fieldVariants({ orientation }), className)}
      {...props}
    />
  )
}

function FieldContent({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="field-content"
      className={cn(
        "group/field-content flex flex-1 flex-col gap-1 leading-snug",
        className
      )}
      {...props}
    />
  )
}

function FieldLabel({
  className,
  ...props
}: React.ComponentProps<typeof Label>) {
  return (
    <Label
      data-slot="field-label"
      className={cn(
        "group/field-label peer/field-label flex w-fit gap-2 leading-snug group-data-[disabled=true]/field:opacity-50 has-data-checked:bg-input/30 has-[>[data-slot=field]]:rounded-2xl has-[>[data-slot=field]]:border has-[>[data-slot=field]]:not-has-[:disabled,[data-disabled]]:hover:bg-input/40 has-[>[data-slot=field]]:has-[:focus-visible]:border-ring has-[>[data-slot=field]]:has-[:focus-visible]:ring-3 has-[>[data-slot=field]]:has-[:focus-visible]:ring-ring/50 *:data-[slot=field]:p-4",
        "has-[>[data-slot=field]]:w-full has-[>[data-slot=field]]:flex-col",
        className
      )}
      {...props}
    />
  )
}

function FieldTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="field-label"
      className={cn(
        "flex w-fit items-center gap-2 text-sm font-medium group-data-[disabled=true]/field:opacity-50",
        className
      )}
      {...props}
    />
  )
}

function FieldDescription({ className, ...props }: React.ComponentProps<"p">) {
  return (
    <p
      data-slot="field-description"
      className={cn(
        "text-left text-sm leading-normal font-normal text-muted-foreground group-has-data-horizontal/field:text-balance [[data-variant=legend]+&]:-mt-1.5",
        "last:mt-0 nth-last-2:-mt-1",
        "[&>a]:underline [&>a]:underline-offset-4 [&>a:hover]:text-primary",
        className
      )}
      {...props}
    />
  )
}

function FieldSeparator({
  children,
  className,
  ...props
}: React.ComponentProps<"div"> & {
  children?: React.ReactNode
}) {
  return (
    <div
      data-slot="field-separator"
      data-content={!!children}
      className={cn(
        "relative -my-2 h-5 text-sm group-data-[variant=outline]/field-group:-mb-2",
        className
      )}
      {...props}
    >
      <Separator className="absolute inset-0 top-1/2" />
      {children && (
        <span
          className="relative mx-auto block w-fit bg-background px-2 text-muted-foreground"
          data-slot="field-separator-content"
        >
          {children}
        </span>
      )}
    </div>
  )
}

function FieldError({
  className,
  children,
  errors,
  ...props
}: React.ComponentProps<"div"> & {
  errors?: Array<{ message?: string } | undefined>
}) {
  const content = useMemo(() => {
    if (children) {
      return children
    }

    if (!errors?.length) {
      return null
    }

    const uniqueErrors = [
      ...new Map(errors.map((error) => [error?.message, error])).values(),
    ]

    if (uniqueErrors?.length == 1) {
      return uniqueErrors[0]?.message
    }

    return (
      <ul className="ml-4 flex list-disc flex-col gap-1">
        {uniqueErrors.map(
          (error, index) =>
            error?.message && <li key={index}>{error.message}</li>
        )}
      </ul>
    )
  }, [children, errors])

  if (!content) {
    return null
  }

  return (
    <div
      role="alert"
      data-slot="field-error"
      className={cn("text-sm font-normal text-destructive", className)}
      {...props}
    >
      {content}
    </div>
  )
}

export {
  Field,
  FieldLabel,
  FieldDescription,
  FieldError,
  FieldGroup,
  FieldLegend,
  FieldSeparator,
  FieldSet,
  FieldContent,
  FieldTitle,
}

import { Button } from "@/components/ui/button"
import { Checkbox } from "@/components/ui/checkbox"
import {
  Field,
  FieldDescription,
  FieldGroup,
  FieldLabel,
  FieldLegend,
  FieldSeparator,
  FieldSet,
} from "@/components/ui/field"
import { Input } from "@/components/ui/input"
import {
  Select,
  SelectContent,
  SelectGroup,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select"
import { Textarea } from "@/components/ui/textarea"

// The copy: change text here, not in the markup.
const COPY = {
  payment: "Payment Method",
  paymentNote: "All transactions are secure and encrypted",
  nameLabel: "Name on Card",
  namePlaceholder: "Evil Rabbit",
  numberLabel: "Card Number",
  numberPlaceholder: "1234 5678 9012 3456",
  numberNote: "Enter your 16-digit card number",
  monthLabel: "Month",
  yearLabel: "Year",
  cvvLabel: "CVV",
  cvvPlaceholder: "123",
  billing: "Billing Address",
  billingNote: "The billing address associated with your payment method",
  sameAddress: "Same as shipping address",
  commentsLabel: "Comments",
  commentsPlaceholder: "Add any additional comments",
  submit: "Submit",
  cancel: "Cancel",
} as const

const MONTHS = [
  { label: "MM", value: null },
  { label: "01", value: "01" },
  { label: "02", value: "02" },
  { label: "03", value: "03" },
  { label: "04", value: "04" },
  { label: "05", value: "05" },
  { label: "06", value: "06" },
  { label: "07", value: "07" },
  { label: "08", value: "08" },
  { label: "09", value: "09" },
  { label: "10", value: "10" },
  { label: "11", value: "11" },
  { label: "12", value: "12" },
]

const YEARS = [
  { label: "YYYY", value: null },
  { label: "2024", value: "2024" },
  { label: "2025", value: "2025" },
  { label: "2026", value: "2026" },
  { label: "2027", value: "2027" },
  { label: "2028", value: "2028" },
  { label: "2029", value: "2029" },
]

export default function FieldDemo() {
  return (
    <div className="w-full max-w-md">
      <form>
        <FieldGroup>
          <FieldSet>
            <FieldLegend>{COPY.payment}</FieldLegend>
            <FieldDescription>{COPY.paymentNote}</FieldDescription>
            <FieldGroup>
              <Field>
                <FieldLabel htmlFor="checkout-7j9-card-name-43j">
                  {COPY.nameLabel}
                </FieldLabel>
                <Input
                  id="checkout-7j9-card-name-43j"
                  placeholder={COPY.namePlaceholder}
                  required
                />
              </Field>
              <Field>
                <FieldLabel htmlFor="checkout-7j9-card-number-uw1">
                  {COPY.numberLabel}
                </FieldLabel>
                <Input
                  id="checkout-7j9-card-number-uw1"
                  placeholder={COPY.numberPlaceholder}
                  required
                />
                <FieldDescription>{COPY.numberNote}</FieldDescription>
              </Field>
              <div className="grid grid-cols-3 gap-4">
                <Field>
                  <FieldLabel htmlFor="checkout-exp-month-ts6">
                    {COPY.monthLabel}
                  </FieldLabel>
                  <Select items={MONTHS}>
                    <SelectTrigger id="checkout-exp-month-ts6">
                      <SelectValue />
                    </SelectTrigger>
                    <SelectContent>
                      <SelectGroup>
                        {MONTHS.map((item) => (
                          <SelectItem key={item.value} value={item.value}>
                            {item.label}
                          </SelectItem>
                        ))}
                      </SelectGroup>
                    </SelectContent>
                  </Select>
                </Field>
                <Field>
                  <FieldLabel htmlFor="checkout-7j9-exp-year-f59">
                    {COPY.yearLabel}
                  </FieldLabel>
                  <Select items={YEARS}>
                    <SelectTrigger id="checkout-7j9-exp-year-f59">
                      <SelectValue />
                    </SelectTrigger>
                    <SelectContent>
                      <SelectGroup>
                        {YEARS.map((item) => (
                          <SelectItem key={item.value} value={item.value}>
                            {item.label}
                          </SelectItem>
                        ))}
                      </SelectGroup>
                    </SelectContent>
                  </Select>
                </Field>
                <Field>
                  <FieldLabel htmlFor="checkout-7j9-cvv">
                    {COPY.cvvLabel}
                  </FieldLabel>
                  <Input
                    id="checkout-7j9-cvv"
                    placeholder={COPY.cvvPlaceholder}
                    required
                  />
                </Field>
              </div>
            </FieldGroup>
          </FieldSet>
          <FieldSeparator />
          <FieldSet>
            <FieldLegend>{COPY.billing}</FieldLegend>
            <FieldDescription>{COPY.billingNote}</FieldDescription>
            <FieldGroup>
              <Field orientation="horizontal">
                <Checkbox
                  id="checkout-7j9-same-as-shipping-wgm"
                  defaultChecked
                />
                <FieldLabel
                  htmlFor="checkout-7j9-same-as-shipping-wgm"
                  className="font-normal"
                >
                  {COPY.sameAddress}
                </FieldLabel>
              </Field>
            </FieldGroup>
          </FieldSet>
          <FieldSet>
            <FieldGroup>
              <Field>
                <FieldLabel htmlFor="checkout-7j9-optional-comments">
                  {COPY.commentsLabel}
                </FieldLabel>
                <Textarea
                  id="checkout-7j9-optional-comments"
                  placeholder={COPY.commentsPlaceholder}
                  className="resize-none"
                />
              </Field>
            </FieldGroup>
          </FieldSet>
          <Field orientation="horizontal">
            <Button type="submit">{COPY.submit}</Button>
            <Button variant="outline" type="button">
              {COPY.cancel}
            </Button>
          </Field>
        </FieldGroup>
      </form>
    </div>
  )
}