Navbar

npm install react-aria-components

"use client";

import type { ReactNode } from "react";
import { Link, type LinkProps } from "react-aria-components";

export interface NavbarProps {
  /** The logo or the product's name, on the left. */
  brand?: ReactNode;
  /** The links. Use NavbarLink. */
  children?: ReactNode;
  /** The right side: sign in, a button, an avatar. */
  actions?: ReactNode;
  /** Names the navigation for screen readers. */
  label?: string;
  className?: string;
}

/** The bar across the top of a site or an app: where you are, where you can go, and what you can do. */
export function Navbar({ brand, children, actions, label = "Main", className }: NavbarProps) {
  return (
    <header
      data-slot="navbar"
      className={[
        "flex h-(--tui-navbar-height) w-full items-center gap-(--tui-navbar-gap) border-solid border-(--tui-navbar-border) border-b-(length:--tui-navbar-border-width) bg-(--tui-navbar-bg) px-(--tui-navbar-padding-x) font-(family-name:--tui-font) text-(length:--tui-navbar-font-size) text-(--tui-navbar-fg)",
        className,
      ]
        .filter(Boolean)
        .join(" ")}
    >
      {brand && <div className="flex shrink-0 items-center gap-2 font-(--tui-navbar-brand-weight)">{brand}</div>}
      <nav aria-label={label} className="flex min-w-0 flex-1 items-center gap-(--tui-navbar-link-gap) overflow-hidden">
        {children}
      </nav>
      {actions && <div className="flex shrink-0 items-center gap-2">{actions}</div>}
    </header>
  );
}

export interface NavbarLinkProps extends Omit<LinkProps, "className"> {
  /** The page you are on. */
  isCurrent?: boolean;
  className?: string;
}

export function NavbarLink({ isCurrent, className, ...props }: NavbarLinkProps) {
  return (
    <Link
      aria-current={isCurrent ? "page" : undefined}
      {...props}
      className={[
        "inline-flex h-(--tui-navbar-link-height) cursor-pointer items-center rounded-(--tui-navbar-link-radius) px-(--tui-navbar-link-padding-x) leading-none font-(--tui-navbar-link-weight) whitespace-nowrap text-(--tui-navbar-muted) no-underline outline-none transition-colors duration-(--tui-duration) aria-[current=page]:bg-(--tui-navbar-current-bg) aria-[current=page]:text-(--tui-navbar-fg)! data-focus-visible:[outline:var(--tui-navbar-ring-width)_solid_var(--tui-navbar-ring)] data-focus-visible:[outline-offset:var(--tui-navbar-ring-offset)] data-hovered:bg-(--tui-navbar-link-bg-hover) data-hovered:text-(--tui-navbar-fg)",
        className,
      ]
        .filter(Boolean)
        .join(" ")}
    />
  );
}

:root {
  color-scheme: light;
  --tui-bg: #ffffff;
  --tui-fg: #0a0a0a;
  --tui-muted: #f5f5f5;
  --tui-muted-fg: #737373;
  --tui-border: #e5e5e5;
  --tui-primary: #171717;
  --tui-primary-fg: #fafafa;
  --tui-ring: #a3a3a3;
  --tui-success: #16a34a;
  --tui-warning: #d97706;
  --tui-danger: #dc2626;
  --tui-radius: 8px;
  --tui-border-width: 1px;
  --tui-space: 4px;
  --tui-shadow: none;
  --tui-font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --tui-text: 14px;
  --tui-duration: 150ms;

  /* Navbar */
  --tui-navbar-height: calc(var(--tui-space) * 15);
  --tui-navbar-padding-x: calc(var(--tui-space) * 5);
  --tui-navbar-gap: calc(var(--tui-space) * 6);
  --tui-navbar-link-height: calc(var(--tui-space) * 8.5);
  --tui-navbar-link-padding-x: calc(var(--tui-space) * 3);
  --tui-navbar-link-gap: calc(var(--tui-space) * 0.5);
  --tui-navbar-link-radius: var(--tui-radius);
  --tui-navbar-border-width: var(--tui-border-width);
  --tui-navbar-font-size: var(--tui-text);
  --tui-navbar-brand-weight: 600;
  --tui-navbar-link-weight: 500;
  --tui-navbar-bg: var(--tui-bg);
  --tui-navbar-fg: var(--tui-fg);
  --tui-navbar-muted: var(--tui-muted-fg);
  --tui-navbar-border: var(--tui-border);
  --tui-navbar-link-bg-hover: var(--tui-muted);
  --tui-navbar-current-bg: var(--tui-muted);
  --tui-navbar-ring: var(--tui-ring);
  --tui-navbar-ring-width: 2px;
  --tui-navbar-ring-offset: 2px;
}

.dark,
[data-theme="dark"] {
  color-scheme: dark;
  --tui-bg: #0a0a0a;
  --tui-fg: #fafafa;
  --tui-muted: #1c1c1c;
  --tui-muted-fg: #a3a3a3;
  --tui-border: #2a2a2a;
  --tui-primary: #fafafa;
  --tui-primary-fg: #171717;
  --tui-ring: #737373;
  --tui-success: #22c55e;
  --tui-warning: #f59e0b;
  --tui-danger: #ef4444;
}