public Task <IWalletManagerResult> CreateWalletAsync(string password)
{
return(Task.Run <IWalletManagerResult>(() =>
{
KeyInformation key = CryptoUtility.GenerateKey(password, this.api.Hrp);
Wallet wallet = new Wallet
{
IsOpen = true,
PrivateKey = key.PrivateKey,
Hrp = this.api.Hrp,
Address = key.Address,
MnemonicWords = key.Mnemonic
};
wallet.EcKey = GetEcKey(wallet.PrivateKey);
wallet.AddressBytes = wallet.EcKey.PubKey.Hash.ToBytes();
wallet.PubKeyForSign = GetPubKeyForSign(wallet.EcKey.PubKey.ToBytes());
return new WalletManagerResult()
{
IsSuccessful = true,
Wallet = wallet
};
}));
}
public Task <IWalletManagerResult> OpenWalletAsync(string mnemonicWords, string password)
{
return(Task.Run <IWalletManagerResult>(() =>
{
KeyInformation key = CryptoUtility.GetKeyFromMnemonic(mnemonicWords, password, this.api.Hrp);
Wallet wallet = new Wallet
{
IsOpen = true,
PrivateKey = key.PrivateKey,
Hrp = this.api.Hrp,
EcKey = GetEcKey(key.PrivateKey)
};
wallet.Address = key.Address;
wallet.PubKeyForSign = GetPubKeyForSign(wallet.EcKey.PubKey.ToBytes());
wallet.MnemonicWords = mnemonicWords;
// var api = BinanceApiFactory.CreateApiClient(this.Environment);
//Account account = await this.api.GetAccountAsync(wallet.Address);
//if (account != null)
//{
// wallet.AccountNumber = account.AccountNumber;
// wallet.Sequence = account.Sequence;
//}
//else
//{
// throw new NullReferenceException("Cannot get account information for address " + wallet.Address);
//}
//Node nodeInfo = await this.api.GetNodeInfoAsync();
//if (nodeInfo != null)
//{
// wallet.ChainId = nodeInfo.NodeInfo.Network;
//}
//else
//{
// throw new NullReferenceException("Cannot get chain ID");
//}
return new WalletManagerResult
{
Wallet = wallet,
IsSuccessful = true
};
}));
}
public static KeyInformation GenerateKey(string password, string hrp)
{
Mnemonic mnemonic = new Mnemonic(Wordlist.English, WordCount.TwentyFour);
ExtKey extKey = mnemonic.DeriveExtKey(password);
Key privateKey = extKey.PrivateKey;
PubKey publicKey = privateKey.PubKey;
string address = GetAddress(publicKey.Hash.ToBytes(), hrp);
KeyInformation keyInformation = new KeyInformation
{
Address = address,
Mnemonic = mnemonic.ToString(),
PrivateKey = privateKey.ToBytes().ToHexString(),
PublicKey = publicKey.ToString()
};
return(keyInformation);
}
public static KeyInformation GetKeyFromMnemonic(string mnenonicWords, string password, string hrp)
{
Mnemonic mnemonic = new Mnemonic(mnenonicWords, Wordlist.English);
ExtKey key = new ExtKey(mnemonic.DeriveSeed(password));
ExtKey extKey = key.Derive(new KeyPath("m/44'/714'/0'/0/0"));
Key privateKey = extKey.PrivateKey;
PubKey publicKey = privateKey.PubKey;
string address = GetAddress(publicKey.Hash.ToBytes(), hrp);
KeyInformation keyInformation = new KeyInformation
{
Address = address,
Mnemonic = mnemonic.ToString(),
PrivateKey = privateKey.ToBytes().ToHexString(),
PublicKey = publicKey.ToString()
};
return(keyInformation);
}