import { notFound } from "next/navigation";
import type { ReactNode } from "react";
import { api } from "@/lib/api";

/**
 * Existence check outside the `loading.tsx` boundary so unknown sensor ids return a real 404 instead of a
 * 200 shell followed by the not-found UI (the page's own call is deduplicated by fetch memoization).
 */
export default async function SensorLayout({ params, children }: { params: Promise<{ id: string }>; children: ReactNode }) {
  const { id } = await params;
  if (!(await api.sensor(id))) notFound();
  return children;
}