| 1 | async function fetchWithRetry(url, options = {}) { |
| 2 | const { maxRetries = 3, baseDelay = 200 } = options; |
| 3 | |
| 4 | for (let attempt = 0; attempt <= maxRetries; attempt++) { |
| 5 | try { |
| 6 | const response = await fetch(url, options); |
| 7 | if (!response.ok && attempt < maxRetries) { |
| 8 | const delay = baseDelay * Math.pow(2, attempt); |
| 9 | await new Promise(r => setTimeout(r, delay)); |
| 10 | continue; |
| 11 | } |
| 12 | return response; |
| 13 | } catch (err) { |
| 14 | if (attempt === maxRetries) throw err; |
| 15 | } |
| 16 | } |
| 17 | } |