Breadcrumb

"use client"

import * as React from "react"
import { mergeProps } from "@base-ui/react/merge-props"
import { useRender } from "@base-ui/react/use-render"
import { CaretRightIcon, DotsThreeIcon } from "@phosphor-icons/react"
import { cn } from "cn"

function Breadcrumb({ className, ...props }: React.ComponentProps<"nav">) {
  return (
    <nav
      aria-label="breadcrumb"
      data-slot="breadcrumb"
      className={cn(className)}
      {...props}
    />
  )
}

function BreadcrumbList({ className, ...props }: React.ComponentProps<"ol">) {
  return (
    <ol
      data-slot="breadcrumb-list"
      className={cn(
        "flex flex-wrap items-center gap-1.5 text-sm wrap-break-word text-muted-foreground sm:gap-2.5",
        className
      )}
      {...props}
    />
  )
}

function BreadcrumbItem({ className, ...props }: React.ComponentProps<"li">) {
  return (
    <li
      data-slot="breadcrumb-item"
      className={cn("inline-flex items-center gap-1.5", className)}
      {...props}
    />
  )
}

function BreadcrumbLink({
  className,
  render,
  ...props
}: useRender.ComponentProps<"a">) {
  return useRender({
    defaultTagName: "a",
    props: mergeProps<"a">(
      {
        className: cn("transition-colors hover:text-foreground", className),
      },
      props
    ),
    render,
    state: {
      slot: "breadcrumb-link",
    },
  })
}

function BreadcrumbPage({ className, ...props }: React.ComponentProps<"span">) {
  return (
    <span
      data-slot="breadcrumb-page"
      role="link"
      aria-disabled="true"
      aria-current="page"
      className={cn("font-normal text-foreground", className)}
      {...props}
    />
  )
}

function BreadcrumbSeparator({
  children,
  className,
  ...props
}: React.ComponentProps<"li">) {
  return (
    <li
      data-slot="breadcrumb-separator"
      role="presentation"
      aria-hidden="true"
      className={cn("[&>svg]:size-3.5", className)}
      {...props}
    >
      {children ?? <CaretRightIcon />}
    </li>
  )
}

function BreadcrumbEllipsis({
  className,
  ...props
}: React.ComponentProps<"span">) {
  return (
    <span
      data-slot="breadcrumb-ellipsis"
      role="presentation"
      aria-hidden="true"
      className={cn(
        "flex size-5 items-center justify-center [&>svg]:size-4",
        className
      )}
      {...props}
    >
      <DotsThreeIcon />
      <span className="sr-only">More</span>
    </span>
  )
}

export {
  Breadcrumb,
  BreadcrumbList,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbPage,
  BreadcrumbSeparator,
  BreadcrumbEllipsis,
}

import { Fragment } from "react"

import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/components/ui/breadcrumb"

// The copy: change text here, not in the markup.
const COPY = {
  page: "Eclipse Noir",
} as const

const LINKS = [
  { label: "Components", href: "#" },
  { label: "Hero", href: "#" },
] as const

/** Breadcrumb of two links and the current page. */
export default function BreadcrumbDemo() {
  return (
    <Breadcrumb>
      <BreadcrumbList>
        {LINKS.map((link) => (
          <Fragment key={link.label}>
            <BreadcrumbItem>
              <BreadcrumbLink href={link.href}>{link.label}</BreadcrumbLink>
            </BreadcrumbItem>
            <BreadcrumbSeparator />
          </Fragment>
        ))}
        <BreadcrumbItem>
          <BreadcrumbPage>{COPY.page}</BreadcrumbPage>
        </BreadcrumbItem>
      </BreadcrumbList>
    </Breadcrumb>
  )
}