public Account ImportAccount(string privateKeyText)
{
var dac = new AccountDac();
byte[] privateKey = Base16.Decode(privateKeyText);
byte[] publicKey;
using (var dsa = ECDsa.ImportPrivateKey(privateKey))
{
publicKey = dsa.PublicKey;
}
var id = AccountIdHelper.CreateAccountAddress(publicKey);
Account account = dac.SelectById(id);
if (account == null)
{
account = new Account();
account.Id = AccountIdHelper.CreateAccountAddress(publicKey);
account.PrivateKey = Base16.Encode(privateKey);
account.PublicKey = Base16.Encode(publicKey);
account.Balance = 0;
account.IsDefault = false;
account.WatchedOnly = false;
dac.Insert(account);
UtxoSet.Instance.AddAccountId(account.Id);
}
return(account);
}
public Account ImportObservedAccount(string publicKeyText)
{
var dac = new AccountDac();
var publicKey = Base16.Decode(publicKeyText);
var id = AccountIdHelper.CreateAccountAddress(publicKey);
Account account = dac.SelectById(id);
if (account == null)
{
account = new Account();
account.Id = AccountIdHelper.CreateAccountAddress(publicKey);
account.PrivateKey = null;
account.PublicKey = Base16.Encode(publicKey);
account.Balance = 0;
account.IsDefault = false;
account.WatchedOnly = true;
dac.Insert(account);
UtxoSet.Instance.AddAccountId(account.Id);
}
return(account);
}
public Account ImportPublicKeyAndAddress(string filePath, string salt)
{
Account result = null;
string extensionName = Path.GetExtension(filePath).ToLower();
if (extensionName != encryptExtensionName && extensionName != noEncryptExtensionName)
{
throw new CommonException(ErrorCode.Engine.Wallet.IO.EXTENSION_NAME_NOT_SUPPORT);
}
WatchAccountBackup backup = null;
try
{
if (extensionName == noEncryptExtensionName)
{
backup = LoadFile <WatchAccountBackup>(filePath, null);
}
else
{
backup = LoadFile <WatchAccountBackup>(filePath, salt);
}
if (backup != null)
{
AccountDac dac = AccountDac.Default;
dac.Insert(new Account {
Balance = 0, Id = backup.Address, IsDefault = false, PrivateKey = null, PublicKey = backup.PublicKey, Tag = "", Timestamp = Time.EpochTime, WatchedOnly = true
});
result = dac.SelectById(backup.Address);
}
}
catch (Exception ex)
{
throw new CommonException(ErrorCode.Engine.Wallet.DB.EXECUTE_SQL_ERROR, ex);
}
return(result);
}
public Account GenerateNewAccount()
{
var dac = new AccountDac();
byte[] privateKey;
byte[] publicKey;
using (var dsa = ECDsa.GenerateNewKeyPair())
{
privateKey = dsa.PrivateKey;
publicKey = dsa.PublicKey;
}
var id = AccountIdHelper.CreateAccountAddress(publicKey);
if (dac.IsExisted(id))
{
throw new Exception("Account id is existed");
}
Account account = new Account();
account.Id = id;
account.PrivateKey = Base16.Encode(privateKey);
account.PublicKey = Base16.Encode(publicKey);
account.Balance = 0;
account.IsDefault = false;
account.WatchedOnly = false;
dac.Insert(account);
if (UtxoSet.Instance != null)
{
UtxoSet.Instance.AddAccountId(account.Id);
}
return(account);
}
