Automate fulfilment

const API = "https://api.wasmou.net/api";
const headers = { "X-Api-Key": process.env.WASMOU_API_KEY, "Content-Type": "application/json" };

async function buy(variantId, quantity = 1, input = {}) {
  const r = await fetch(`${API}/products/purchase/${variantId}`, {
    method: "POST", headers, body: JSON.stringify({ quantity, ...input }),
  });
  const body = await r.json();
  if (body.status !== "success") throw new Error(body.message);
  return body.data.order_ids;            // persist these immediately
}

async function waitForDelivery(orderIds, { every = 15_000, timeout = 30 * 60_000 } = {}) {
  const started = Date.now();
  while (Date.now() - started < timeout) {
    const r = await fetch(`${API}/products/orders/retrieve`, {
      method: "POST", headers, body: JSON.stringify({ order_ids: orderIds }),
    });
    const { data } = await r.json();
    if (data.every((o) => o.status !== "processing")) return data;
    await new Promise((res) => setTimeout(res, every));
  }
  throw new Error("Still processing; check again later");
}