"use client";

import * as React from "react";

import { cn } from "@/lib/utils";

export interface NavbarStickyItem {
  id: string;
  label: string;
  href?: string;
  icon?: React.ReactNode;
}

export interface NavbarStickyProps
  extends React.HTMLAttributes<HTMLElement> {
  items: NavbarStickyItem[];
  brand?: React.ReactNode;
  actions?: React.ReactNode;
  activeId?: string;
  scrollOffset?: number;
  onItemSelect?: (id: string) => void;
}

export function NavbarSticky({
  items,
  brand = "Nimbus",
  actions,
  activeId,
  scrollOffset = 12,
  onItemSelect,
  className,
  ...props
}: NavbarStickyProps) {
  const [scrolled, setScrolled] = React.useState(false);

  React.useEffect(() => {
    const handleScroll = () => {
      setScrolled(window.scrollY > scrollOffset);
    };

    handleScroll();
    window.addEventListener("scroll", handleScroll, { passive: true });
    return () => window.removeEventListener("scroll", handleScroll);
  }, [scrollOffset]);

  return (
    <header
      className={cn(
        "sticky top-0 z-40 w-full border-b transition-colors",
        scrolled
          ? "border-border bg-background shadow-sm"
          : "border-border/10 bg-background/70 backdrop-blur",
        className
      )}
      {...props}
    >
      <div className="mx-auto flex w-full max-w-6xl items-center justify-between gap-6 px-6 py-3">
        <div className="flex items-center gap-3">
          {typeof brand === "string" ? (
            <span className="text-sm font-semibold text-foreground">
              {brand}
            </span>
          ) : (
            brand
          )}
        </div>

        <nav className="flex flex-1 items-center justify-center gap-1">
          {items.map((item) => {
            const ItemComponent: React.ElementType = item.href
              ? "a"
              : "button";
            const isActive = activeId === item.id;

            return (
              <ItemComponent
                key={item.id}
                {...(item.href ? { href: item.href } : { type: "button" })}
                onClick={() => onItemSelect?.(item.id)}
                className={cn(
                  "inline-flex items-center gap-2 rounded-full px-3 py-1.5 text-sm font-medium",
                  "transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring",
                  isActive
                    ? "bg-muted text-primary"
                    : "text-foreground hover:bg-muted"
                )}
              >
                {item.icon ? (
                  <span
                    className={cn(
                      "text-muted-foreground",
                      isActive && "text-primary"
                    )}
                  >
                    {item.icon}
                  </span>
                ) : null}
                <span>{item.label}</span>
              </ItemComponent>
            );
          })}
        </nav>

        <div className="flex items-center gap-2">
          {actions ?? (
            <button
              type="button"
              className={cn(
                "rounded-full border border-border bg-primary px-4 py-2 text-sm font-semibold",
                "text-primary-foreground transition-colors",
                "focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
              )}
            >
              Get started
            </button>
          )}
        </div>
      </div>
    </header>
  );
}
Navbar Sticky

Dependencies

Files

Installation
