/// <summary>
/// 获取交易回执单，只有交易成功的才有返回值，否则为null
/// </summary>
/// <param name="client"></param>
/// <param name="from"></param>
/// <param name="to"></param>
/// <param name="value"></param>
/// <param name="gas">默认值21000，</param>
/// <param name="gasprice">默认值为20000000000</param>
/// <returns></returns>
public static string SendTransaction(this JsonRPCClient client, string from, string to, decimal value, long?gas = null, long?gasprice = null)
{
if (client != null && !string.IsNullOrWhiteSpace(from) && !string.IsNullOrWhiteSpace(to))
{
var param = new SendTransactionParams();
param.From = from;
param.To = to;
if (gas > 0)
{
param.Gas = new HexBigInteger(BigInteger.Parse(gas.Value.ToString("f0"))).HexValue;
}
if (gasprice > 0)
{
param.GasPrice = new HexBigInteger(BigInteger.Parse(gasprice.Value.ToString("f0"))).HexValue;
}
SetDefaultGasPriceAndCostIfNotSet(param);
param.Value = value.ToWeiHex();
var resp = client.Call <SendTransactionResponse>(JsonRPCMethods.eth_sendTransaction.ToString(), param);
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 获取账号的余额
/// </summary>
/// <param name="client"></param>
/// <param name="address"></param>
/// <returns></returns>
public static string GetBalance(this JsonRPCClient client, string address)
{
if (client != null && !string.IsNullOrWhiteSpace(address))
{
var resp = client.Call <GetBalanceResponse>(JsonRPCMethods.eth_getBalance.ToString(), new GetBalanceParams(address, "latest"));
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 解锁账户,解锁时间30秒
/// </summary>
/// <param name="client"></param>
/// <param name="address"></param>
/// <param name="passphrase"></param>
/// <returns></returns>
public static bool UnlockAccount(this JsonRPCClient client, string address, string passphrase, int duration = 30)
{
if (client != null && !string.IsNullOrWhiteSpace(passphrase))
{
var resp = client.Call <UnlockAccountResponse>(JsonRPCMethods.personal_unlockAccount.ToString(), new UnlockAccountParams(address, passphrase, duration));
if (resp != null)
{
return(resp.Result);
}
}
return(false);
}
/// <summary>
/// 创建账号，
/// </summary>
/// <param name="client"></param>
/// <param name="passphrase">密码必填</param>
/// <returns></returns>
public static string NewAccount(this JsonRPCClient client, string passphrase)
{
if (client != null && !string.IsNullOrWhiteSpace(passphrase))
{
var resp = client.Call <GetNewAccountResponse>(JsonRPCMethods.personal_newAccount.ToString(), new GetNewAccountParams(passphrase));
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 获取用户账号列表
/// </summary>
/// <param name="client"></param>
/// <returns></returns>
public static List <string> ListAccount(this JsonRPCClient client)
{
if (client != null)
{
var resp = client.Call <GetAccountsResponse>(JsonRPCMethods.eth_accounts.ToString(), new GetAccountsParams());
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 获取交易回执单，只有交易成功的才有返回值，否则为null
/// </summary>
/// <param name="client"></param>
/// <param name="transactionhash"></param>
/// <returns></returns>
public static TransactionReceiptDTO GetTransactionReceipt(this JsonRPCClient client, string transactionhash)
{
if (client != null)
{
var resp = client.Call <GetTransactionReceiptResponse>(JsonRPCMethods.eth_getTransactionReceipt.ToString(), new GetTransactionReceiptParams(transactionhash));
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 根据块的hash值返回块信息
/// </summary>
/// <param name="client"></param>
/// <param name="blockhash">nteger of a block number, or the string "earliest", "latest" or "pending", as in the default block parameter.</param>
/// <returns></returns>
public static BlockDTO GetBlockByHash(this JsonRPCClient client, string blockhash)
{
if (client != null)
{
var resp = client.Call <GetBlockByHashResponse>(JsonRPCMethods.eth_getBlockByHash.ToString(), new GetBlockByHashParams(blockhash, false));
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
/// <summary>
/// 返回最新块的数目。
/// </summary>
/// <param name="client"></param>
/// <returns></returns>
public static string BlockNumber(this JsonRPCClient client)
{
if (client != null)
{
var resp = client.Call <BlockNumberResponse>(JsonRPCMethods.eth_blockNumber.ToString(), new BlockNumberParams());
if (resp != null)
{
return(resp.Result);
}
}
return(null);
}
public static Resp Call <Resp>(this JsonRPCClient client, string method, params object[] parameters)
{
string responseText = client.Call(method, parameters);
return(JsonConvert.DeserializeObject <Resp>(responseText));
}
public static Resp Call <Resp>(this JsonRPCClient client, string method, JsonRPCRequestParams parameters)
{
return(client.Call <Resp>(method, parameters.ToArray()));
}
