import 'package:intl/intl.dart'; const ethereumAmountLength = 12; const ethereumAmountDivider = 1000000000000; final ethereumAmountFormat = NumberFormat() ..maximumFractionDigits = ethereumAmountLength ..minimumFractionDigits = 1; class EthereumFormatter { static int parseEthereumAmount(String amount) { try { return (double.parse(amount) * ethereumAmountDivider).round(); } catch (_) { return 0; } } static double parseEthereumAmountToDouble(int amount) { try { return amount / ethereumAmountDivider; } catch (_) { return 0; } } }