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fix: use cake wallet frontend code, remove unused imports (#2337)

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Konstantin Ullrich 2025-06-26 15:43:16 +02:00 • committed by GitHub
parent 65bb917bfb
commit 04c86c567f
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1 changed files with 13 additions and 27 deletions
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40
cw_ethereum/lib/deuro/deuro_savings.dart
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@ -1,19 +1,16 @@
import 'dart:convert';
import 'dart:typed_data';
import 'package:crypto/crypto.dart';
import 'package:cw_core/crypto_currency.dart'; import 'package:cw_core/crypto_currency.dart';
import 'package:cw_ethereum/deuro/deuro_savings_contract.dart'; import 'package:cw_ethereum/deuro/deuro_savings_contract.dart';
import 'package:cw_ethereum/ethereum_wallet.dart'; import 'package:cw_ethereum/ethereum_wallet.dart';
import 'package:cw_evm/contract/erc20.dart'; import 'package:cw_evm/contract/erc20.dart';
import 'package:cw_evm/evm_chain_transaction_priority.dart'; import 'package:cw_evm/evm_chain_transaction_priority.dart';
import 'package:cw_evm/pending_evm_chain_transaction.dart'; import 'package:cw_evm/pending_evm_chain_transaction.dart';
import 'package:web3dart/crypto.dart';
import 'package:web3dart/web3dart.dart'; import 'package:web3dart/web3dart.dart';
const String savingsGatewayAddress = const String savingsGatewayAddress = "0x073493d73258C4BEb6542e8dd3e1b2891C972303";
"0x073493d73258C4BEb6542e8dd3e1b2891C972303";
const String dEuroAddress = "0xbA3f535bbCcCcA2A154b573Ca6c5A49BAAE0a3ea"; const String dEuroAddress = "0xbA3f535bbCcCcA2A154b573Ca6c5A49BAAE0a3ea";
const String frontendCode = "0x00000000000000000000000000000000000000000043616b652057616c6c6574";
class DEuro { class DEuro {
final SavingsGateway _savingsGateway; final SavingsGateway _savingsGateway;
@ -35,27 +32,21 @@ class DEuro {
client: client, client: client,
); );
final frontendCode = EthereumAddress get _address => EthereumAddress.fromHex(_wallet.walletAddresses.primaryAddress);
Uint8List.fromList(sha256.convert(utf8.encode("wallet")).bytes);
EthereumAddress get _address =>
EthereumAddress.fromHex(_wallet.walletAddresses.primaryAddress);
Future<BigInt> get savingsBalance async => Future<BigInt> get savingsBalance async =>
(await _savingsGateway.savings(accountOwner: _address)).saved; (await _savingsGateway.savings(accountOwner: _address)).saved;
Future<BigInt> get accruedInterest => Future<BigInt> get accruedInterest => _savingsGateway.accruedInterest(accountOwner: _address);
_savingsGateway.accruedInterest(accountOwner: _address);
Future<BigInt> get interestRate => _savingsGateway.currentRatePPM(); Future<BigInt> get interestRate => _savingsGateway.currentRatePPM();
Future<BigInt> get approvedBalance => Future<BigInt> get approvedBalance => _dEuro.allowance(_address, _savingsGateway.self.address);
_dEuro.allowance(_address, _savingsGateway.self.address);
Future<PendingEVMChainTransaction> depositSavings( Future<PendingEVMChainTransaction> depositSavings(
BigInt amount, EVMChainTransactionPriority priority) async { BigInt amount, EVMChainTransactionPriority priority) async {
final signedTransaction = await _savingsGateway.save( final signedTransaction = await _savingsGateway.save(
(amount: amount, frontendCode: frontendCode), (amount: amount, frontendCode: hexToBytes(frontendCode)),
credentials: _wallet.evmChainPrivateKey, credentials: _wallet.evmChainPrivateKey,
); );
@ -64,12 +55,10 @@ class DEuro {
contractAddress: _savingsGateway.self.address.hexEip55, contractAddress: _savingsGateway.self.address.hexEip55,
receivingAddressHex: _savingsGateway.self.address.hexEip55, receivingAddressHex: _savingsGateway.self.address.hexEip55,
priority: priority, priority: priority,
data: _savingsGateway.self.abi.functions[17] data: _savingsGateway.self.abi.functions[17].encodeCall([amount, hexToBytes(frontendCode)]),
.encodeCall([amount, frontendCode]),
); );
final sendTransaction = final sendTransaction = () => _wallet.getWeb3Client()!.sendRawTransaction(signedTransaction);
() => _wallet.getWeb3Client()!.sendRawTransaction(signedTransaction);
return PendingEVMChainTransaction( return PendingEVMChainTransaction(
sendTransaction: sendTransaction, sendTransaction: sendTransaction,
@ -82,7 +71,7 @@ class DEuro {
Future<PendingEVMChainTransaction> withdrawSavings( Future<PendingEVMChainTransaction> withdrawSavings(
BigInt amount, EVMChainTransactionPriority priority) async { BigInt amount, EVMChainTransactionPriority priority) async {
final signedTransaction = await _savingsGateway.withdraw( final signedTransaction = await _savingsGateway.withdraw(
(target: _address, amount: amount, frontendCode: frontendCode), (target: _address, amount: amount, frontendCode: hexToBytes(frontendCode)),
credentials: _wallet.evmChainPrivateKey, credentials: _wallet.evmChainPrivateKey,
); );
@ -91,12 +80,10 @@ class DEuro {
contractAddress: _savingsGateway.self.address.hexEip55, contractAddress: _savingsGateway.self.address.hexEip55,
receivingAddressHex: _savingsGateway.self.address.hexEip55, receivingAddressHex: _savingsGateway.self.address.hexEip55,
priority: priority, priority: priority,
data: _savingsGateway.self.abi.functions[17] data: _savingsGateway.self.abi.functions[17].encodeCall([amount, hexToBytes(frontendCode)]),
.encodeCall([amount, frontendCode]),
); );
final sendTransaction = final sendTransaction = () => _wallet.getWeb3Client()!.sendRawTransaction(signedTransaction);
() => _wallet.getWeb3Client()!.sendRawTransaction(signedTransaction);
return PendingEVMChainTransaction( return PendingEVMChainTransaction(
sendTransaction: sendTransaction, sendTransaction: sendTransaction,
@ -107,8 +94,7 @@ class DEuro {
} }
// Set an infinite approval to save gas in the future // Set an infinite approval to save gas in the future
Future<PendingEVMChainTransaction> enableSavings( Future<PendingEVMChainTransaction> enableSavings(EVMChainTransactionPriority priority) async =>
EVMChainTransactionPriority priority) async =>
(await _wallet.createApprovalTransaction( (await _wallet.createApprovalTransaction(
BigInt.parse( BigInt.parse(
'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff',