Felkoder

async function fetchWithRetry(url, options, maxRetries = 3) {
  for (let i = 0; i < maxRetries; i++) {
    const response = await fetch(url, options);
    // Only retry on server errors — 429 means quota is exhausted
    // for the chosen delivery method; retrying will not help.
    if (response.status >= 500) {
      await new Promise(r => setTimeout(r, Math.pow(2, i) * 1000));
      continue;
    }
    return response;
  }
}

public async Task FetchWithRetryAsync(
    HttpClient http, HttpRequestMessage request, int maxRetries = 3)
{
    for (var i = 0; i < maxRetries; i++)
    {
        var response = await http.SendAsync(request);
        // Only retry on server errors — 429 means quota is exhausted
        // for the chosen delivery method; retrying will not help.
        if ((int)response.StatusCode >= 500)
        {
            await Task.Delay(TimeSpan.FromSeconds(Math.Pow(2, i)));
            continue;
        }
        return response;
    }
    throw new InvalidOperationException("Max retries exceeded");
}