breadcrumb.tsx

import { Slot } from "@radix-ui/react-slot";
import { ChevronRightIcon, EllipsisIcon } from "lucide-react";
import { type ComponentProps, type ComponentPropsWithoutRef, type ReactNode, forwardRef } from "react";
import { cn } from "./cn";

const Breadcrumb = forwardRef<
  HTMLElement,
  ComponentPropsWithoutRef<"nav"> & {
    separator?: ReactNode;
  }
>(({ ...props }, ref) => <nav ref={ref} aria-label="breadcrumb" {...props} />);

const BreadcrumbList = forwardRef<HTMLOListElement, ComponentPropsWithoutRef<"ol">>(({ className, ...props }, ref) => (
  <ol
    ref={ref}
    className={cn(
      "flex flex-wrap items-center gap-1.5 break-words text-muted-foreground text-sm sm:gap-2.5",
      className,
    )}
    {...props}
  />
));

const BreadcrumbItem = forwardRef<HTMLLIElement, ComponentPropsWithoutRef<"li">>(({ className, ...props }, ref) => (
  <li ref={ref} className={cn("inline-flex items-center gap-1.5", className)} {...props} />
));

const BreadcrumbLink = forwardRef<
  HTMLAnchorElement,
  ComponentPropsWithoutRef<"a"> & {
    asChild?: boolean;
  }
>(({ asChild, className, ...props }, ref) => {
  const Comp = asChild ? Slot : "a";

  return (
    <Comp
      data-testid="breadcrumb-link"
      ref={ref}
      className={cn("transition-colors hover:text-foreground", className)}
      {...props}
    />
  );
});

const BreadcrumbPage = forwardRef<HTMLLIElement, ComponentPropsWithoutRef<"span">>(({ className, ...props }, ref) => (
  <span
    ref={ref}
    aria-disabled="true"
    role="link"
    aria-current="page"
    className={cn("text-foreground", className)}
    {...props}
  />
));

const BreadcrumbSeparator = ({ children, className, ...props }: ComponentProps<"li">) => (
  <li role="presentation" aria-hidden="true" className={cn("[&>svg]:size-3.5", className)} {...props}>
    {children ?? <ChevronRightIcon />}
  </li>
);

const BreadcrumbEllipsis = ({ className, ...props }: ComponentProps<"span">) => (
  <span
    role="presentation"
    aria-hidden="true"
    className={cn("flex h-9 w-9 items-center justify-center", className)}
    {...props}
  >
    <EllipsisIcon className="h-4 w-4" />
    <span className="sr-only">More</span>
  </span>
);

BreadcrumbEllipsis.displayName = "BreadcrumbElipssis";
BreadcrumbSeparator.displayName = "BreadcrumbSeparator";
BreadcrumbPage.displayName = "BreadcrumbPage";
BreadcrumbLink.displayName = "BreadcrumbLink";
Breadcrumb.displayName = "Breadcrumb";
BreadcrumbList.displayName = "BreadcrumbList";
BreadcrumbItem.displayName = "BreadcrumbItem";

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