INNER CODE UNIT · Dart

end

hacan359/tonkatsu_box · tool/generate_demo_collections.dart:577

    final int end = (i + 5).clamp(0, entries.length);
    final List<MapEntry<String, String>> chunk = entries.sublist(i, end);

    final List<String?> bases = await Future.wait(
      chunk.map((MapEntry<String, String> e) => _downloadImageBase64(e.value)),
    );

    for (int j = 0; j < chunk.length; j++) {
      if (bases[j] != null) {
        result[chunk[j].key] = bases[j]!;
      }
    }

    if (i > 0 && i % 20 == 0) {
      stdout.write('  ...${result.length} images downloaded\n');
    }
  }

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