mirror of
https://github.com/cake-tech/cake_wallet.git
synced 2024-11-01 01:47:41 +00:00
137 lines
4.7 KiB
Dart
137 lines
4.7 KiB
Dart
import 'package:intl/intl.dart';
|
|
import 'package:cw_core/crypto_currency.dart';
|
|
|
|
class AmountConverter {
|
|
static const _moneroAmountLength = 12;
|
|
static const _moneroAmountDivider = 1000000000000;
|
|
static const _litecoinAmountDivider = 100000000;
|
|
static const _ethereumAmountDivider = 1000000000000000000;
|
|
static const _dashAmountDivider = 100000000;
|
|
static const _bitcoinCashAmountDivider = 100000000;
|
|
static const _bitcoinAmountDivider = 100000000;
|
|
static const _bitcoinAmountLength = 8;
|
|
static final _bitcoinAmountFormat = NumberFormat()
|
|
..maximumFractionDigits = _bitcoinAmountLength
|
|
..minimumFractionDigits = 1;
|
|
static final _moneroAmountFormat = NumberFormat()
|
|
..maximumFractionDigits = _moneroAmountLength
|
|
..minimumFractionDigits = 1;
|
|
|
|
static double amountIntToDouble(CryptoCurrency cryptoCurrency, int amount) {
|
|
switch (cryptoCurrency) {
|
|
case CryptoCurrency.xmr:
|
|
return _moneroAmountToDouble(amount);
|
|
case CryptoCurrency.btc:
|
|
return _bitcoinAmountToDouble(amount);
|
|
case CryptoCurrency.bch:
|
|
return _bitcoinCashAmountToDouble(amount);
|
|
case CryptoCurrency.dash:
|
|
return _dashAmountToDouble(amount);
|
|
case CryptoCurrency.eth:
|
|
return _ethereumAmountToDouble(amount);
|
|
case CryptoCurrency.ltc:
|
|
return _litecoinAmountToDouble(amount);
|
|
case CryptoCurrency.xhv:
|
|
case CryptoCurrency.xag:
|
|
case CryptoCurrency.xau:
|
|
case CryptoCurrency.xaud:
|
|
case CryptoCurrency.xbtc:
|
|
case CryptoCurrency.xcad:
|
|
case CryptoCurrency.xchf:
|
|
case CryptoCurrency.xcny:
|
|
case CryptoCurrency.xeur:
|
|
case CryptoCurrency.xgbp:
|
|
case CryptoCurrency.xjpy:
|
|
case CryptoCurrency.xnok:
|
|
case CryptoCurrency.xnzd:
|
|
case CryptoCurrency.xusd:
|
|
return _moneroAmountToDouble(amount);
|
|
default:
|
|
return 0.0;
|
|
}
|
|
}
|
|
|
|
static int amountStringToInt(CryptoCurrency cryptoCurrency, String amount) {
|
|
switch (cryptoCurrency) {
|
|
case CryptoCurrency.xmr:
|
|
return _moneroParseAmount(amount);
|
|
case CryptoCurrency.xhv:
|
|
case CryptoCurrency.xag:
|
|
case CryptoCurrency.xau:
|
|
case CryptoCurrency.xaud:
|
|
case CryptoCurrency.xbtc:
|
|
case CryptoCurrency.xcad:
|
|
case CryptoCurrency.xchf:
|
|
case CryptoCurrency.xcny:
|
|
case CryptoCurrency.xeur:
|
|
case CryptoCurrency.xgbp:
|
|
case CryptoCurrency.xjpy:
|
|
case CryptoCurrency.xnok:
|
|
case CryptoCurrency.xnzd:
|
|
case CryptoCurrency.xusd:
|
|
return _moneroParseAmount(amount);
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static String amountIntToString(CryptoCurrency cryptoCurrency, int amount) {
|
|
switch (cryptoCurrency) {
|
|
case CryptoCurrency.xmr:
|
|
return _moneroAmountToString(amount);
|
|
case CryptoCurrency.btc:
|
|
return _bitcoinAmountToString(amount);
|
|
case CryptoCurrency.xhv:
|
|
case CryptoCurrency.xag:
|
|
case CryptoCurrency.xau:
|
|
case CryptoCurrency.xaud:
|
|
case CryptoCurrency.xbtc:
|
|
case CryptoCurrency.xcad:
|
|
case CryptoCurrency.xchf:
|
|
case CryptoCurrency.xcny:
|
|
case CryptoCurrency.xeur:
|
|
case CryptoCurrency.xgbp:
|
|
case CryptoCurrency.xjpy:
|
|
case CryptoCurrency.xnok:
|
|
case CryptoCurrency.xnzd:
|
|
case CryptoCurrency.xusd:
|
|
return _moneroAmountToString(amount);
|
|
default:
|
|
return '';
|
|
}
|
|
}
|
|
|
|
static double cryptoAmountToDouble({required num amount, required num divider}) =>
|
|
amount / divider;
|
|
|
|
static String _moneroAmountToString(int amount) => _moneroAmountFormat.format(
|
|
cryptoAmountToDouble(amount: amount, divider: _moneroAmountDivider));
|
|
|
|
static double _moneroAmountToDouble(int amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _moneroAmountDivider);
|
|
|
|
static int _moneroParseAmount(String amount) =>
|
|
_moneroAmountFormat.parse(amount).toInt();
|
|
|
|
static String _bitcoinAmountToString(int amount) =>
|
|
_bitcoinAmountFormat.format(
|
|
cryptoAmountToDouble(amount: amount, divider: _bitcoinAmountDivider));
|
|
|
|
static double _bitcoinAmountToDouble(int amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _bitcoinAmountDivider);
|
|
|
|
static int _doubleToBitcoinAmount(double amount) =>
|
|
(amount * _bitcoinAmountDivider).toInt();
|
|
|
|
static double _bitcoinCashAmountToDouble(int amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _bitcoinCashAmountDivider);
|
|
|
|
static double _dashAmountToDouble(int amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _dashAmountDivider);
|
|
|
|
static double _ethereumAmountToDouble(num amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _ethereumAmountDivider);
|
|
|
|
static double _litecoinAmountToDouble(int amount) =>
|
|
cryptoAmountToDouble(amount: amount, divider: _litecoinAmountDivider);
|
|
}
|