import 'package:fixnum/fixnum.dart'; Object? formatXmr(Int64? atomicUnits, {bool returnString = true}) { if (atomicUnits == null) { return returnString ? 'N/A' : null; } double value = atomicUnits.toInt() / 1e12; return returnString ? value.toStringAsFixed(5) : value; } String formatFiat(double amount, String currencyCode) { // This function formats the amount as a fiat currency string return '$currencyCode ${amount.toStringAsFixed(2)}'; }