public async Task <Result <BigInteger> > GetNonceAsync(
Atomex.Ethereum ethereum,
string address,
CancellationToken cancellationToken = default)
{
var transactionCountResult = await((IEthereumBlockchainApi)ethereum.BlockchainApi)
.GetTransactionCountAsync(address, cancellationToken)
.ConfigureAwait(false);
if (transactionCountResult.HasError)
{
return(transactionCountResult);
}
var nonce = transactionCountResult.Value;
lock (_syncRoot)
{
if (_nonces.TryGetValue(address, out var offlineNonce))
{
if (offlineNonce.Value >= nonce &&
DateTime.UtcNow - offlineNonce.LastUpdatedTimeUtc <= ExpirationTimeOut)
{
return(offlineNonce.Value++);
}
_nonces[address] = new NonceEntry
{
Value = nonce + 1,
LastUpdatedTimeUtc = DateTime.UtcNow
};
return(nonce);
}
_nonces.Add(address, new NonceEntry
{
Value = nonce + 1,
LastUpdatedTimeUtc = DateTime.UtcNow
});
return(nonce);
}
}
public static ICurrencySwap Create(
Currency currency,
IAccount account,
ISwapClient swapClient)
{
return(currency switch
{
BitcoinBasedCurrency _ => (ICurrencySwap) new BitcoinBasedSwap(
account: account.GetCurrencyAccount <BitcoinBasedAccount>(currency.Name),
swapClient: swapClient,
currencies: account.Currencies),
ERC20 _ => (ICurrencySwap) new ERC20Swap(
account: account.GetCurrencyAccount <ERC20Account>(currency.Name),
ethereumAccount: account.GetCurrencyAccount <EthereumAccount>("ETH"),
swapClient: swapClient,
currencies: account.Currencies),
Atomex.Ethereum _ => (ICurrencySwap) new EthereumSwap(
account: account.GetCurrencyAccount <EthereumAccount>(currency.Name),
swapClient: swapClient,
currencies: account.Currencies),
NYX _ => (ICurrencySwap) new NYXSwap(
account: account.GetCurrencyAccount <NYXAccount>(currency.Name),
tezosAccount: account.GetCurrencyAccount <TezosAccount>("XTZ"),
swapClient: swapClient,
currencies: account.Currencies),
FA2 _ => (ICurrencySwap) new FA2Swap(
account: account.GetCurrencyAccount <FA2Account>(currency.Name),
tezosAccount: account.GetCurrencyAccount <TezosAccount>("XTZ"),
swapClient: swapClient,
currencies: account.Currencies),
FA12 _ => (ICurrencySwap) new FA12Swap(
account: account.GetCurrencyAccount <FA12Account>(currency.Name),
tezosAccount: account.GetCurrencyAccount <TezosAccount>("XTZ"),
swapClient: swapClient,
currencies: account.Currencies),
Atomex.Tezos _ => (ICurrencySwap) new TezosSwap(
account: account.GetCurrencyAccount <TezosAccount>(currency.Name),
swapClient: swapClient,
currencies: account.Currencies),
_ => throw new NotSupportedException($"Not supported currency {currency.Name}"),
});
public CompositeEthereumBlockchainApi(Atomex.Ethereum currency, Chain chain)
{
_web3 = new Web3BlockchainApi(currency, chain);
_etherScanApi = new EtherScanApi(currency);
}
public EtherScanApi(Atomex.Ethereum currency)
{
Currency = currency;
BaseUrl = currency.BlockchainApiBaseUri;
}