private static async Task <TransactionReceipt> SendEther(Account account, Records recipient, Web3 web3)
{
var transactionPolling = web3.TransactionManager.TransactionReceiptService;
//var currentBalance = await web3.Eth.GetBalance.SendRequestAsync(account.Address);
//assumed client is mining already
//when sending a transaction using an Account, a raw transaction is signed and send using the private key
return(await transactionPolling.SendRequestAndWaitForReceiptAsync(() =>
{
var transactionInput = new TransactionInput
{
From = account.Address,
//Gas = new HexBigInteger(25000),
GasPrice = new HexBigInteger(10 ^ 10),
To = recipient.Address,
Value = new HexBigInteger(new BigInteger(recipient.Value)),
Nonce = web3.Eth.Transactions.GetTransactionCount.SendRequestAsync(account.Address).Result
};
var txSigned = new Nethereum.Signer.TransactionSigner();
var signedTx = txSigned.SignTransaction(account.PrivateKey, transactionInput.To, transactionInput.Value, transactionInput.Nonce);
var transaction = new Nethereum.RPC.Eth.Transactions.EthSendRawTransaction(web3.Client);
return transaction.SendRequestAsync(signedTx);
}));
}
/// <summary>
/// 签名交易
/// </summary>
/// <param name="from"></param>
/// <param name="to"></param>
/// <param name="amount"></param>
/// <returns></returns>
public static string SignTransation(string from, string to, decimal amount)
{
var privateKey = "privateKey";//转出钱包的私钥
var sign = new Nethereum.Signer.TransactionSigner();
var weiAmount = Nethereum.Util.UnitConversion.Convert.ToWei(amount);
BigInteger nonce_bigint = Convert.ToInt32(Program.GetTransactionCount(from), 16);
var gasLimit = new BigInteger(21000);
var gasPrice = new BigInteger(200000000000);
var txSign = sign.SignTransaction(privateKey, to, weiAmount, nonce_bigint, gasPrice, gasLimit);
return("0x" + txSign);
}
/// <summary>
/// 签名一个交易
/// </summary>
/// <param name="privatekey"></param>
/// <param name="to_address"></param>
/// <param name="weiNum"></param>
/// <param name="nonce">通过GetTransactionCount获取0x000 16进制的值</param>
/// <returns>签名后的16进制表达形式</returns>
public string SignTransaction(string privatekey, string to_address, decimal to_num, string nonce, string from_address)
{
var sign = new Nethereum.Signer.TransactionSigner();
var weiNum = Nethereum.Util.UnitConversion.Convert.ToWei(to_num);
var hexNum = new HexBigInteger(weiNum).HexValue;
BigInteger nonce_bigint = Convert.ToInt32(nonce, 16);
var gasLimit = new HexBigInteger(GetGasLimit(from_address, to_address, hexNum, nonce)).Value;
var gasPrice = new BigInteger(100000000000);
var txSign = sign.SignTransaction(privatekey, to_address, weiNum, nonce_bigint, gasPrice, gasLimit);
return("0x" + txSign);
}
/// <summary>
/// 签名一个交易
/// </summary>
/// <param name="privatekey"></param>
/// <param name="to_address"></param>
/// <param name="weiNum"></param>
/// <param name="nonce">通过GetTransactionCount获取0x000 16进制的值</param>
/// <returns>签名后的16进制表达形式</returns>
public static string SignTransaction(string privatekey, string to_address, decimal to_num, string nonce)
{
var sign = new Nethereum.Signer.TransactionSigner();
var weiNum = Nethereum.Util.UnitConversion.Convert.ToWei(to_num);
//var hexNum = new HexBigInteger(weiNum).HexValue;
BigInteger nonce_bigint = Convert.ToInt32(nonce, 16);
//var gasLimit = "0x186a0";//100000
//var gasPrice = "0x174876e800";//100000000000------>100000000000x100000/10^18=0.01
var txSign = sign.SignTransaction(privatekey, to_address, weiNum, nonce_bigint, new BigInteger(100000000000), new BigInteger(100000));
return("0x" + txSign);
}
private static async Task <TransactionReceipt> SendEther(Account account, string recipient, Web3 web3, BigInteger transferwei)
{
var transactionPolling = web3.TransactionManager.TransactionReceiptService;
HexBigInteger nonce = web3.Eth.Transactions.GetTransactionCount.SendRequestAsync(account.Address).Result;
return(await transactionPolling.SendRequestAndWaitForReceiptAsync(() =>
{
var transactionInput = new TransactionInput
{
From = account.Address,
//Gas = new HexBigInteger(25000),
GasPrice = new HexBigInteger(10 ^ 10),
To = recipient,
Value = new HexBigInteger(transferwei),
Nonce = nonce
};
var txSigned = new Nethereum.Signer.TransactionSigner();
var signedTx = txSigned.SignTransaction(account.PrivateKey, transactionInput.To, transactionInput.Value, transactionInput.Nonce);
var transaction = new Nethereum.RPC.Eth.Transactions.EthSendRawTransaction(web3.Client);
return transaction.SendRequestAsync(signedTx);
}));
}
