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I literally forget. Removed some debugs.

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stopflock
2025-08-07 17:14:40 -05:00
parent 868e6cb7f7
commit 58ecf550a5
1 changed files with 8 additions and 6 deletions
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14
lib/services/offline_area_service.dart
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@@ -484,24 +484,26 @@ for (int z = zMin; z <= zMax; z++) {
if (await file.exists()) return; // already downloaded
const int maxAttempts = 3;
int attempt = 0;
int delayMs = 500;
final random = Random();
// Backoff schedule in ms: 0 (immediate), 3000±500 (3s+/-), 10000±2000 (10s+/-)
final delays = [0, 3000 + random.nextInt(1000) - 500, 10000 + random.nextInt(4000) - 2000];
while (true) {
attempt++;
try {
attempt++;
final resp = await http.get(Uri.parse(url));
if (resp.statusCode == 200) {
await file.writeAsBytes(resp.bodyBytes);
return;
} else {
throw Exception('Failed to download tile $z/$x/$y (status ${resp.statusCode})');
throw Exception('Failed to download tile $z/$x/$y (status \\${resp.statusCode})');
}
} catch (e) {
if (attempt >= maxAttempts) {
throw Exception('Failed to download tile $z/$x/$y after $attempt attempts: $e');
}
debugPrint('Retrying tile $z/$x/$y after failure (attempt $attempt): $e');
await Future.delayed(Duration(milliseconds: delayMs));
delayMs *= 2;
final delay = delays[attempt-1].clamp(0, 60000);
debugPrint('Retrying tile $z/$x/$y after failure (attempt $attempt, delaying \\${delay}ms): $e');
await Future.delayed(Duration(milliseconds: delay));
}
}
}