public static Safe Load(string password, string walletFilePath)
{
if (!File.Exists(walletFilePath))
{
throw new ArgumentException($"No wallet file found at {walletFilePath}");
}
var walletFileRawContent = WalletFileSerializer.Deserialize(walletFilePath);
var encryptedBitcoinPrivateKeyString = walletFileRawContent.EncryptedSeed;
var chainCodeString = walletFileRawContent.ChainCode;
var chainCode = Convert.FromBase64String(chainCodeString);
Network network;
var networkString = walletFileRawContent.Network;
network = networkString == Network.Main.ToString() ? Network.Main : Network.TestNet;
DateTimeOffset creationTime = DateTimeOffset.ParseExact(walletFileRawContent.CreationTime, "yyyy-MM-dd", CultureInfo.InvariantCulture);
var safe = new Safe(password, walletFilePath, network, creationTime);
var privateKey = Key.Parse(encryptedBitcoinPrivateKeyString, password, safe.Network);
var seedExtKey = new ExtKey(privateKey, chainCode);
safe.SetSeed(seedExtKey);
return(safe);
}
private void Save(string password, string walletFilePath, Network network, DateTimeOffset creationTime)
{
if (File.Exists(walletFilePath))
{
throw new NotSupportedException($"Wallet already exists at {walletFilePath}");
}
var directoryPath = Path.GetDirectoryName(Path.GetFullPath(walletFilePath));
if (directoryPath != null)
{
Directory.CreateDirectory(directoryPath);
}
var privateKey = ExtKey.PrivateKey;
var chainCode = ExtKey.ChainCode;
var encryptedBitcoinPrivateKeyString = privateKey.GetEncryptedBitcoinSecret(password, Network).ToWif();
var chainCodeString = Convert.ToBase64String(chainCode);
var networkString = network.ToString();
var creationTimeString = creationTime.ToString("yyyy-MM-dd", CultureInfo.InvariantCulture);
WalletFileSerializer.Serialize(
walletFilePath,
encryptedBitcoinPrivateKeyString,
chainCodeString,
networkString,
creationTimeString);
}