/**
 * Author: Simon-Pierre Boucher
 * Contact: contact@spboucher.ai
 * Project: Hilmacorp.ai — Web Platform
 * File: components/LocaleSwitcher.tsx
 * Description: Client component toggling between FR and EN, preserving the current path
 */

"use client";

import Link from "next/link";
import { usePathname } from "next/navigation";

export default function LocaleSwitcher({
  locale,
  label,
}: {
  locale: "fr" | "en";
  label: string;
}) {
  const pathname = usePathname() ?? `/${locale}`;
  const target = locale === "fr" ? "en" : "fr";
  const switched = pathname.replace(new RegExp(`^/${locale}(?=/|$)`), `/${target}`);

  return (
    <Link
      href={switched}
      onClick={() => {
        document.cookie = `NEXT_LOCALE=${target};path=/;max-age=31536000;samesite=lax`;
      }}
      className="rounded-full border border-line-strong px-3.5 py-1.5 font-mono text-xs uppercase tracking-widest text-ink-soft transition-colors hover:border-accent hover:text-accent"
      aria-label={label}
    >
      {label}
    </Link>
  );
}