Navbar Split

"use client";

import { useEffect, useId, useState } from "react";
import { Menu, X } from "lucide-react";
import { cn } from "@/lib/utils";

export interface NavbarSplitProps {
  brand?: string;
  brandHref?: string;
  left?: { label: string; href: string }[];
  right?: { label: string; href: string }[];
  cta?: { label: string; href: string };
  className?: string;
}

function GroveMark({ className }: { className?: string }) {
  return (
    <svg aria-hidden viewBox="0 0 32 32" className={cn("size-8 shrink-0", className)}>
      <circle cx="16" cy="16" r="16" fill="var(--da-primary)" />
      <path d="M16 25V13" stroke="var(--da-primary-fg)" strokeWidth="2" strokeLinecap="round" />
      <path d="M16 17c-4 0-6.5-2.6-6.5-6.5 4 0 6.5 2.6 6.5 6.5Z" fill="var(--da-primary-fg)" opacity=".85" />
      <path d="M16 14c3.6 0 6-2.3 6-6-3.6 0-6 2.3-6 6Z" fill="var(--da-primary-fg)" />
    </svg>
  );
}

/** Editorial symmetric navbar: links split on both sides of a centered logo + large serif wordmark, a thin warm rule below, outlined pill CTA; full-width stacked menu on mobile. */
export function NavbarSplit({
  brand = "Grove",
  brandHref = "/",
  left = [
    { label: "Platform", href: "#platform" },
    { label: "Methodology", href: "#method" },
    { label: "Stories", href: "#stories" },
  ],
  right = [
    { label: "Pricing", href: "#pricing" },
    { label: "Sign in", href: "#signin" },
  ],
  cta = { label: "Get started", href: "#start" },
  className,
}: NavbarSplitProps) {
  const [open, setOpen] = useState(false);
  const id = useId();
  useEffect(() => {
    if (!open) return;
    const onKey = (e: KeyboardEvent) => e.key === "Escape" && setOpen(false);
    window.addEventListener("keydown", onKey);
    return () => window.removeEventListener("keydown", onKey);
  }, [open]);
  const link = "da-focus da-transition rounded-da-sm text-[15px] text-da-muted-fg hover:text-da-fg";
  return (
    <header className={cn("border-b border-da-border bg-da-bg text-da-fg", className)}>
      <nav aria-label="Main" className="da-container grid h-20 grid-cols-[1fr_auto_1fr] items-center gap-4">
        <ul className="hidden gap-7 lg:flex">
          {left.map((l) => (
            <li key={l.href}>
              <a href={l.href} className={link}>
                {l.label}
              </a>
            </li>
          ))}
        </ul>
        <button
          type="button"
          aria-label={open ? "Close menu" : "Open menu"}
          aria-expanded={open}
          aria-controls={id}
          onClick={() => setOpen(!open)}
          className="da-focus grid size-11 place-items-center justify-self-start rounded-full bg-da-surface-2 lg:hidden"
        >
          {open ? <X aria-hidden className="size-5" /> : <Menu aria-hidden className="size-5" />}
        </button>
        <a href={brandHref} className="da-focus flex items-center gap-2.5 rounded-da-pill font-da-display text-[1.75rem] italic">
          <GroveMark />
          {brand}
        </a>
        <div className="flex items-center justify-end gap-7">
          <ul className="hidden gap-7 lg:flex">
            {right.map((l) => (
              <li key={l.href}>
                <a href={l.href} className={link}>
                  {l.label}
                </a>
              </li>
            ))}
          </ul>
          <a
            href={cta.href}
            className="da-focus da-transition hidden h-10 items-center rounded-da-pill border border-da-fg px-5 text-[15px] font-medium hover:bg-da-fg hover:text-da-bg sm:inline-flex"
          >
            {cta.label}
          </a>
        </div>
      </nav>
      <div id={id} hidden={!open} className="border-t border-da-border lg:hidden">
        <ul className="da-container grid py-3">
          {[...left, ...right].map((l) => (
            <li key={l.href}>
              <a href={l.href} className="da-focus block rounded-da-md py-3 font-da-display text-2xl">
                {l.label}
              </a>
            </li>
          ))}
          <li className="pt-2 pb-2 sm:hidden">
            <a href={cta.href} className="da-focus block rounded-da-pill bg-da-primary py-3 text-center font-medium text-da-primary-fg">
              {cta.label}
            </a>
          </li>
        </ul>
      </div>
    </header>
  );
}

export default NavbarSplit;