Rate Limits

HTTP/1.1 429 Too Many Requests
Retry-After: 32
Content-Type: application/json

{
  "error": "Too many requests"
}

async function callWithBackoff(body, attempt = 0) {
  const r = await fetch("https://api.ryvo.so/v1/calls", {
    method: "POST",
    headers: { /* ... */ },
    body: JSON.stringify(body),
  })

  if (r.status === 429) {
    if (attempt >= 5) throw new Error("rate limit, retries agotados")
    const retryAfter = Number(r.headers.get("Retry-After")) || 1
    const jitter = Math.random() * 1000
    const wait = retryAfter * 1000 * Math.pow(2, attempt) + jitter
    await new Promise(res => setTimeout(res, wait))
    return callWithBackoff(body, attempt + 1)
  }

  return r
}