/** Join ledger ids to zappier-edge customer display names. */
export async function listCustomers(edge, key) {
  try {
    const r = await fetch(`${edge.replace(/\/$/, '')}/admin/api/customers`, {
      headers: { 'x-admin-key': key },
    });
    const body = await r.json();
    return (body.customers || []).map(({ passwordHash, apiKey, totpSecret, ...rest }) => rest);
  } catch {
    return [];
  }
}

export async function withCustomerName(st, idOrName, edge, key) {
  const out = { ...(st || {}) };
  if (out.name && out.customerId) return out;
  try {
    const r = await fetch(`${edge.replace(/\/$/, '')}/admin/api/customers`, {
      headers: { 'x-admin-key': key },
    });
    const { customers } = await r.json();
    const want = String(idOrName || out.customerId || '').toLowerCase();
    const c = (customers || []).find(
      (x) =>
        x.id === idOrName ||
        x.id === out.customerId ||
        String(x.name || '').toLowerCase() === want,
    );
    if (c) {
      out.name = c.name;
      out.customerId = c.id;
    }
  } catch {
    /* edge optional */
  }
  return out;
}