"use client";

export async function downloadExport(): Promise<void> {
  const res = await fetch("/api/export");
  if (!res.ok) throw new Error(`Export failed: ${res.status}`);

  const blob = await res.blob();
  const url = URL.createObjectURL(blob);

  const a = document.createElement("a");
  a.href = url;
  a.download = `export-${new Date().toISOString().slice(0, 10)}.json`;
  document.body.appendChild(a);
  a.click();
  a.remove();

  URL.revokeObjectURL(url);
}