formatBytes function
Implementation
String formatBytes(int bytes, int decimals) {
if (bytes <= 0) return '0 B';
const List<String> units = ['B', 'KB', 'MB', 'GB', 'TB'];
int digitGroups = (math.log(bytes) / math.log(1024)).floor();
return '${(bytes / math.pow(1024, digitGroups)).toStringAsFixed(decimals)} ${units[digitGroups]}';
}