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too much, sorry

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This commit is contained in:
stopflock
2025-10-21 15:11:50 -05:00
parent 2ccd01c691
commit de0bd7f275
15 changed files with 259 additions and 88 deletions
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lib/services/map_data_submodules/nodes_from_overpass.dart
+29 -7
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@@ -47,6 +47,13 @@ Future<List<OsmNode>> _fetchOverpassNodesWithSplitting({
profiles: profiles,
maxResults: maxResults,
);
} on OverpassRateLimitException catch (e) {
// Rate limits should NOT be split - just fail with extended backoff
debugPrint('[fetchOverpassNodes] Rate limited - using extended backoff, not splitting');
// Wait longer for rate limits before giving up entirely
await Future.delayed(const Duration(seconds: 30));
rethrow; // Let caller handle as a regular failure
} on OverpassNodeLimitException {
// If we've hit max split depth, give up to avoid infinite recursion
if (splitDepth >= maxSplitDepth) {
@@ -99,16 +106,31 @@ Future<List<OsmNode>> _fetchSingleOverpassQuery({
final errorBody = response.body;
debugPrint('[fetchOverpassNodes] Overpass API error: $errorBody');
// Check if it's a node limit exceeded error
if (errorBody.contains('too many') ||
errorBody.contains('50000') ||
errorBody.contains('50,000') ||
errorBody.contains('limit') ||
errorBody.contains('runtime error')) {
debugPrint('[fetchOverpassNodes] Detected node limit error, will attempt splitting');
// Check if it's specifically the 50k node limit error (HTTP 400)
// Exact message: "You requested too many nodes (limit is 50000)"
if (errorBody.contains('too many nodes') &&
errorBody.contains('50000')) {
debugPrint('[fetchOverpassNodes] Detected 50k node limit error, will attempt splitting');
throw OverpassNodeLimitException('Query exceeded node limit', serverResponse: errorBody);
}
// Check for timeout errors that indicate query complexity (should split)
// Common timeout messages from Overpass
if (errorBody.contains('timeout') ||
errorBody.contains('runtime limit exceeded') ||
errorBody.contains('Query timed out')) {
debugPrint('[fetchOverpassNodes] Detected timeout error, will attempt splitting to reduce complexity');
throw OverpassNodeLimitException('Query timed out', serverResponse: errorBody);
}
// Check for rate limiting (should NOT split - needs longer backoff)
if (errorBody.contains('rate limited') ||
errorBody.contains('too many requests') ||
response.statusCode == 429) {
debugPrint('[fetchOverpassNodes] Rate limited by Overpass API - needs extended backoff');
throw OverpassRateLimitException('Rate limited by server', serverResponse: errorBody);
}
NetworkStatus.instance.reportOverpassIssue();
return [];
}