Bouw met GeoRex

async function fetchWithRetry(url, options = {}, maxRetries = 3) {
  for (let attempt = 0; attempt < maxRetries; attempt++) {
    const response = await fetch(url, options);
 
    // Success - return data
    if (response.ok) {
      return await response.json();
    }
 
    // Handle different error codes
    switch (response.status) {
      case 401:
        // Token expired - refresh and retry
        const newToken = await refreshToken();
        url = url.replace(/token=[^&]+/, `token=${newToken}`);
        continue;
 
      case 429:
        // Rate limited - wait and retry
        const data = await response.json();
        const waitTime = data.retry_after || 60;
        console.log(`Rate limited. Waiting ${waitTime}s...`);
        await new Promise(r => setTimeout(r, waitTime * 1000));
        continue;
 
      case 400:
        // Bad request - don't retry, fix the request
        throw new Error(`Bad request: ${(await response.json()).message}`);
 
      case 500:
        // Server error - retry with backoff
        await new Promise(r => setTimeout(r, Math.pow(2, attempt) * 1000));
        continue;
 
      default:
        throw new Error(`Request failed: ${response.status}`);
    }
  }
  throw new Error('Max retries exceeded');
}
 
// Usage
try {
  const results = await fetchWithRetry(
    `https://api.georex.nl/autocomplete?q=amsterdam&token=${token}`
  );
  console.log(results.features);
} catch (error) {
  console.error('Failed:', error.message);
}