public async Task <decimal> GetTokenBalance(ContractToken token, string accountAddress)
{
var service = new StandardTokenEIP20.StandardTokenService(GetWeb3(), token.Address);
var wei = await service.GetBalanceOfAsync <BigInteger>(accountAddress).ConfigureAwait(false);
return(Web3.Web3.Convert.FromWei(wei, token.NumberOfDecimalPlaces));
}
public async void ShouldBeAbleTransferTokensUsingTheHdWallet()
{
var wallet = new Wallet(WalletTests.Words, WalletTests.Password);
var account = wallet.GetAccount(0);
var web3 = new Web3.Web3(account);
ulong totalSupply = 1000000;
var contractByteCode =
"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";
var abi =
"[{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_spender\",\"type\":\"address\"},{\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"totalSupply\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_from\",\"type\":\"address\"},{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"balance\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"},{\"name\":\"_spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"remaining\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"totalSupply\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"}]";
var receipt = await web3.Eth.DeployContract.SendRequestAndWaitForReceiptAsync(abi, contractByteCode,
account.Address, new HexBigInteger(3000000), null, totalSupply);
var standarErc20Service = new StandardTokenEIP20.StandardTokenService(web3, receipt.ContractAddress);
var pollingService = new TransactionReceiptPollingService(web3.TransactionManager);
var transactionHash = await standarErc20Service.TransferAsync(account.Address,
"0x98f5438cDE3F0Ff6E11aE47236e93481899d1C47", 10, new HexBigInteger(900000));
var receiptSend = await pollingService.PollForReceiptAsync(transactionHash);
var balance =
await standarErc20Service.GetBalanceOfAsync <int>("0x98f5438cDE3F0Ff6E11aE47236e93481899d1C47");
Assert.Equal(10, balance);
}
public async Task <decimal> GetTokenBalanceAsync(string adddress, string contractAddress, string rpcUrl, int numberOfDecimalPlaces = 18)
{
var service = new StandardTokenEIP20.StandardTokenService(new Web3.Web3(rpcUrl), contractAddress);
var balance = await service.GetBalanceOfAsync <BigInteger>(adddress);
return(Web3.Web3.Convert.FromWei(balance, numberOfDecimalPlaces));
}
//[Fact] //replace private keys to avoid issues
public async void ShouldTransferTokensUsingARelayer()
{
//gnosis safe owner private key (only one in this scenario)
var walletOwnerPrivateKey = "0xcf0d584dba3902252f3762d5161c4996f4b364e6e79a75c96b2e2c3e";
//relayer or account that is going to send the transaction (no relation to the gnosis safe)
//pays the transaction
var accountRelayerReceiverPrivateKey = "0xa261c1c7f775c3423be58cdb8c24c6e29f898af56e8699107aa2";
var chainId = Chain.Rinkeby;
var gnosisSafeAddress = "0xa9C09412C1d93DAc6eE9254A51E97454588D3B88";
//contract address of the dai
var daiAddress = "0x6a9865ade2b6207daac49f8bcba9705deb0b0e6d";
var accountRelayerReceiver = new Account(accountRelayerReceiverPrivateKey, chainId);
var web3Url = _ethereumClientIntegrationFixture.GetInfuraUrl(InfuraNetwork.Rinkeby);
var web3 = new Web3.Web3(accountRelayerReceiver, web3Url);
var service = new GnosisSafeService(web3, gnosisSafeAddress);
var transfer = new TransferFunction()
{
To = accountRelayerReceiver.Address,
Value = Web3.Web3.Convert.ToWei(1)
};
var gasPrice = await web3.Eth.GasPrice.SendRequestAsync();
var execTransactionFunction = await service.BuildTransactionAsync(
new EncodeTransactionDataFunction()
{
To = daiAddress
}, transfer, (int)chainId, false,
walletOwnerPrivateKey);
//legacy
execTransactionFunction.GasPrice = gasPrice;
var tokenService = new StandardTokenEIP20.StandardTokenService(web3, daiAddress);
var balanceBefore = await tokenService.BalanceOfQueryAsync(accountRelayerReceiver.Address);
var receipt = await service.ExecTransactionRequestAndWaitForReceiptAsync(execTransactionFunction);
Assert.False(receipt.HasErrors());
var balanceAfter = await tokenService.BalanceOfQueryAsync(accountRelayerReceiver.Address);
Assert.Equal(Web3.Web3.Convert.FromWei(balanceBefore) + 1, Web3.Web3.Convert.FromWei(balanceAfter));
}
//[Fact] //replace private keys to avoid issues
public async void ShouldDoMultiTransferTokensUsingARelayer()
{
var walletOwnerPrivateKey = "0xcf0d584dba3902252f3762d5161c4996f4b364e6e79a75c96b2e2c3e3";
var accountRelayerReceiverPrivateKey = "0xa261c1c7f775c3423be58cdb8c24c6e29f898af56e8699107aa219a0";
var chainId = Chain.Rinkeby;
var gnosisSafeAddress = "0xa9C09412C1d93DAc6eE9254A51E97454588D3B88";
var daiAddress = "0x6a9865ade2b6207daac49f8bcba9705deb0b0e6d";
var multiSendAddress = "0x40A2aCCbd92BCA938b02010E17A5b8929b49130D";
var accountRelayerReceiver = new Account(accountRelayerReceiverPrivateKey, chainId);
var web3Url = _ethereumClientIntegrationFixture.GetInfuraUrl(InfuraNetwork.Rinkeby);
var web3 = new Web3.Web3(accountRelayerReceiver, web3Url);
var service = new GnosisSafeService(web3, gnosisSafeAddress);
var transfer = new TransferFunction()
{
To = accountRelayerReceiver.Address,
Value = Web3.Web3.Convert.ToWei(1)
};
var gasPrice = await web3.Eth.GasPrice.SendRequestAsync();
var execTransactionFunction = await service.BuildMultiSendTransactionAsync(
new EncodeTransactionDataFunction()
{
To = multiSendAddress
}, (int)chainId, walletOwnerPrivateKey, false,
new MultiSendFunctionInput <TransferFunction>(transfer, daiAddress),
new MultiSendFunctionInput <TransferFunction>(transfer, daiAddress)
);
//legacy
execTransactionFunction.GasPrice = gasPrice;
var tokenService = new StandardTokenEIP20.StandardTokenService(web3, daiAddress);
var balanceBefore = await tokenService.BalanceOfQueryAsync(accountRelayerReceiver.Address);
var receipt = await service.ExecTransactionRequestAndWaitForReceiptAsync(execTransactionFunction);
Assert.False(receipt.HasErrors());
var balanceAfter = await tokenService.BalanceOfQueryAsync(accountRelayerReceiver.Address);
Assert.Equal(Web3.Web3.Convert.FromWei(balanceBefore) + 2, Web3.Web3.Convert.FromWei(balanceAfter));
}
public async Task <List <AccountInfo> > GetAccountsInfo()
{
var web3 = GetWeb3();
var accounts = await GetAccounts();
var accountsInfo = accounts.Select(x => new AccountInfo()
{
Address = x
}).ToList();
foreach (var accountInfo in accountsInfo)
{
try
{
var weiBalance = await web3.Eth.GetBalance.SendRequestAsync(accountInfo.Address).ConfigureAwait(false);
var balance = (decimal)weiBalance.Value / (decimal)Math.Pow(10, 18);
accountInfo.Eth.Balance = balance;
foreach (var token in tokenRegistryService.GetRegisteredTokens())
{
var service = new StandardTokenEIP20.StandardTokenService(web3, token.Address);
var accountToken = new AccountToken
{
Symbol = token.Symbol
};
var wei = await service.GetBalanceOfAsync <BigInteger>(accountInfo.Address);
balance = (decimal)wei / (decimal)Math.Pow(10, token.NumberOfDecimalPlaces);
accountToken.Balance = balance;
accountInfo.AccountTokens.Add(accountToken);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
return(accountsInfo);
}
