Raid_Manager/app/lib/utils/file_formatter.dart

16 lines
516 B
Dart

import 'dart:math';
double _log10(num x) => log(x) / ln10;
extension FileFormatter on num {
String readableFileSize({bool base1024 = true}) {
if (this <= 0) return "0";
final base = base1024 ? 1024 : 1000;
final units = base1024
? ["Bi", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB"]
: ["B", "KB", "MB", "GB", "TB", "PB", "EB"];
final digitGroups = (_log10(this) / _log10(base)).floor();
return "${(this / pow(base, digitGroups)).toStringAsFixed(2)} ${units[digitGroups]}";
}
}