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add amount validation (#3076)

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This commit is contained in:
Serhii
2026-03-13 16:06:40 +01:00
committed by GitHub
parent d36e034ba5
commit 6617fba738
1 changed files with 34 additions and 17 deletions
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lib/view_model/send/send_view_model.dart
+34 -17
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@@ -814,29 +814,46 @@ abstract class SendViewModelBase extends WalletChangeListenerViewModel with Stor
// Regular flow
final isSendAll = outputs.any((output) => output.sendAll);
if (!isSendAll) {
final estimateTxAmountDouble = outputs.fold<double>(0, (acc, output) =>
acc + (double.tryParse(output.cryptoAmount) ?? 0));
if (estimateTxAmountDouble <= 0) throw Exception(
'Amount must be greater than 0');
}
pendingTransaction = await wallet.createTransaction(_credentials(provider));
if (trade?.isSendAll == true) {
if (provider is NearIntentsExchangeProvider) {
final txAmountDouble = double.tryParse(pendingTransaction?.amountFormatted ?? '0') ?? 0.0;
final tradeAmountDouble = double.tryParse(trade?.amount ?? '0') ?? 0.0;
if (txAmountDouble != tradeAmountDouble) {
throw Exception(
'Transaction amount $txAmountDouble does not match expected trade amount $tradeAmountDouble');
final txAmountDouble = double.tryParse(pendingTransaction?.amountFormatted ?? '0') ?? 0.0;
final bool isTradeTx = trade != null && provider != null;
if (isTradeTx) {
final tradeAmountDouble = double.tryParse(trade.amount) ?? 0.0;
if (tradeAmountDouble <= 0) throw Exception('Trade amount must be greater than 0');
if (trade.isSendAll == true) {
if (provider is NearIntentsExchangeProvider) {
if (txAmountDouble != tradeAmountDouble) {
throw Exception(
'Transaction amount $txAmountDouble does not match expected trade amount $tradeAmountDouble');
}
}
}
if (provider is ThorChainExchangeProvider) {
final outputCount = pendingTransaction?.outputCount ?? 0;
if (outputCount > 10) {
throw Exception("THORChain does not support more than 10 outputs");
}
if (_hasTaprootInput(pendingTransaction)) {
throw Exception("THORChain does not support Taproot addresses");
}
}
}
if (provider is ThorChainExchangeProvider) {
final outputCount = pendingTransaction?.outputCount ?? 0;
if (outputCount > 10) {
throw Exception("THORChain does not support more than 10 outputs");
}
if (_hasTaprootInput(pendingTransaction)) {
throw Exception("THORChain does not support Taproot addresses");
}
}
if (wallet.type == WalletType.bitcoin) {
final updatedOutputs = bitcoin!.updateOutputs(pendingTransaction!, outputs);