export const API_BASE_URL = process.env.WHATSAPP_ROUTER_URL;

if (!API_BASE_URL) {
  console.error("FATAL: WHATSAPP_ROUTER_URL environment variable is not set.");
  process.exit(1);
}

export async function fetchJSON(path, options = {}) {
  const method = options.method || "GET";
  console.log(`[API] ${method} ${API_BASE_URL}${path}`);
  const res = await fetch(`${API_BASE_URL}${path}`, {
    headers: { "Content-Type": "application/json" },
    ...options,
  });
  if (!res.ok) {
    const txt = await res.text();
    throw new Error(`API request failed (${res.status}): ${txt}`);
  }
  return res.json();
}