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feat: Int overflow issue (#1482)
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Adegoke David 2024-06-14 14:24:10 +01:00 committed by GitHub
parent ffa0b416e9
commit fc2c9a2bcc
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1 changed files with 17 additions and 9 deletions
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26
cw_evm/lib/evm_chain_formatter.dart
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@ -1,15 +1,13 @@
import 'package:intl/intl.dart'; import 'dart:math';
const evmChainAmountLength = 12;
const evmChainAmountDivider = 1000000000000;
final evmChainAmountFormat = NumberFormat()
..maximumFractionDigits = evmChainAmountLength
..minimumFractionDigits = 1;
class EVMChainFormatter { class EVMChainFormatter {
static int _divider = 0;
static int parseEVMChainAmount(String amount) { static int parseEVMChainAmount(String amount) {
try { try {
return (double.parse(amount) * evmChainAmountDivider).round(); final decimalLength = _getDividerForInput(amount);
_divider = decimalLength;
return (double.parse(amount) * pow(10, decimalLength)).round();
} catch (_) { } catch (_) {
return 0; return 0;
} }
@ -17,9 +15,19 @@ class EVMChainFormatter {
static double parseEVMChainAmountToDouble(int amount) { static double parseEVMChainAmountToDouble(int amount) {
try { try {
return amount / evmChainAmountDivider; return amount / pow(10, _divider);
} catch (_) { } catch (_) {
return 0; return 0;
} }
} }
static int _getDividerForInput(String amount) {
final result = amount.split('.');
if (result.length > 1) {
final decimalLength = result[1].length;
return decimalLength;
} else {
return 0;
}
}
} }