/// <summary>
/// Network address.
/// </summary>
/// <returns>The address.</returns>
/// <param name="coin">Coin.</param>
/// <param name="networkApi">Network API.</param>
public byte[] NetworkAddress(CoinDto coin, NetworkApiMethod networkApi = null)
{
Guard.Argument(coin, nameof(coin)).NotNull();
//TODO: Will remove the need to format to and from base64..
try
{ coin = coin.FormatCoinFromBase64(); }
catch (FormatException) { }
byte[] address = new byte[33];
string env = networkApi == null ? environment : networkApi.ToString();
address[0] = env == Constant.Mainnet ? (byte)0x1 : (byte)74;
var hash = Cryptography.GenericHashWithKey(
$"{coin.Envelope.Commitment}" +
$" {coin.Envelope.Proof}" +
$" {coin.Envelope.PublicKey}" +
$" {coin.Envelope.Signature}" +
$" {coin.Hash}" +
$" {coin.Hint}" +
$" {coin.Keeper}" +
$" {coin.Principle}" +
$" {coin.Stamp}" +
$" {coin.Version}",
coin.Principle.FromHex());
Array.Copy(hash, 0, address, 1, 32);
return(Encoding.UTF8.GetBytes(Base58.Bitcoin.Encode(address)));
}
public CoinDto Insert(CoinInsertDto dto)
{
CoinDto coinDto = null;
try
{
var coin = Mapper.Map <CoinInsertDto, Coin>(dto);
coin.CreatedBy = _appSession.GetUserName();
coin.IsEnabled = true;
_unitOfWork.CreateTransaction();
_unitOfWork.GenericRepository <Coin>().Insert(coin);
CreateBranchCashForAllBranches(coin);
CreateTreasuryCashForAllTreasures(coin);
CreateCompanyCashForAllCompanies(coin);
CreateClientCashForAllClients(coin);
_unitOfWork.Save();
_unitOfWork.Commit();
coinDto = Mapper.Map <Coin, CoinDto>(coin);
}
catch (Exception ex)
{
Tracing.SaveException(ex);
_unitOfWork.Rollback();
}
return(coinDto);
}
/// <summary>
/// Network address.
/// </summary>
/// <returns>The address.</returns>
/// <param name="coin">Coin.</param>
/// <param name="networkApi">Network API.</param>
public byte[] NetworkAddress(CoinDto coin, NetworkApiMethod networkApi = null)
{
Guard.Argument(coin, nameof(coin)).NotNull();
string env = string.Empty;
byte[] address = new byte[33];
env = networkApi == null ? environment : networkApi.ToString();
address[0] = env == Constant.Mainnet ? (byte)0x1 : (byte)74;
var hash = Cryptography.GenericHashWithKey(
$"{coin.Envelope.Commitment}" +
$" {coin.Envelope.Proof}" +
$" {coin.Envelope.PublicKey}" +
$" {coin.Envelope.Signature}" +
$" {coin.Hash}" +
$" {coin.Hint}" +
$" {coin.Keeper}" +
$" {coin.Principle}" +
$" {coin.Stamp}" +
$" {coin.Version}",
Encoding.UTF8.GetBytes(coin.Principle));
Array.Copy(hash, 0, address, 1, 32);
return(Encoding.UTF8.GetBytes(Base58.Bitcoin.Encode(address)));
}
/// <summary>
/// Add the Wallet transaction.
/// </summary>
/// <returns>The Wallet transaction.</returns>
/// <param name="coin">Coin.</param>
/// <param name="transactionType">Transaction type.</param>
private async Task <bool> AddWalletTransaction(Guid sessionId, CoinDto coin, ulong total, string memoText, byte[] blind, byte[] salt, TransactionType transactionType)
{
Guard.Argument(coin, nameof(coin)).NotNull();
Guard.Argument(total, nameof(total)).NotNegative();
CoinDto formattedCoin;
try
{ formattedCoin = coin.FormatCoinFromBase64(); }
catch (FormatException)
{ formattedCoin = coin; }
var txn = new TransactionDto
{
TransactionId = Guid.NewGuid().ToString(),
Amount = total,
Blind = blind == null ? string.Empty : blind.ToHex(),
Commitment = formattedCoin.Envelope.Commitment,
Hash = formattedCoin.Hash,
Salt = salt == null ? string.Empty : salt.ToHex(),
Stamp = formattedCoin.Stamp,
Version = formattedCoin.Version,
TransactionType = transactionType,
Memo = memoText,
DateTime = DateTime.Now
};
var session = GetSession(sessionId);
var addTxn = await unitOfWork.GetTransactionRepository().Put(session, txn);
return(addTxn.Success);
}
/// <summary>
/// Checks if the coin equals the mode.
/// </summary>
/// <returns>The pass.</returns>
/// <param name="swap">Swap.</param>
/// <param name="mode">Mode.</param>
private async Task <bool> CoinPass(SecureString secret, SecureString salt, CoinDto swap, int mode)
{
Guard.Argument(swap, nameof(swap)).NotNull();
Guard.Argument(mode, nameof(mode)).NotNegative();
var canPass = false;
var coin = coinService.DeriveCoin(swap, secret, salt);
var status = coinService.VerifyCoin(swap, coin);
coin.Hash = coinService.Hash(coin).ToHex();
//TODO.... remove
coin.Network = walletService.NetworkAddress(coin).ToHex();
coin.Envelope.RangeProof = walletService.NetworkAddress(coin).ToHex();
if (status.Equals(mode))
{
var returnCoin = await Client.AddAsync(coin.FormatCoinToBase64(), RestApiMethod.PostCoin);
if (returnCoin.Result != null)
{
canPass = true;
}
}
return(canPass);
}
public void UpdateCoin(Guid collectionId, CoinDto coinDto)
{
if (CoinService.Exists(collectionId, coinDto.Id))
{
CoinService.UpdateCoin(collectionId, Mapper.Map <CoinModel>(coinDto));
}
else
{
throw new NotFoundException();
}
}
public async Task <JsonResult> Add(
[FromServices] IMediator mediator,
[FromBody] CoinDto coin)
{
if (coin is null)
{
throw new System.ArgumentNullException(nameof(coin));
}
var command = new AddCoinCommand(coin);
AddCoinResult data = await mediator.Send(command);
return(new JsonResult(data.Coin));
}
public async Task PostCoin()
{
CoinDto coinDto = new CoinDto {
amount = 5
};
var content = new StringContent(JsonSerializer.Serialize(coinDto), Encoding.UTF8, "application/json");
content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
var response = await _client.PostAsync("/CoinJar", content);
dynamic o = JObject.Parse(await response.Content.ReadAsStringAsync());
Assert.Equal(HttpStatusCode.Created, response.StatusCode);
Assert.True(o.amount == coinDto.amount);
}
public CoinDto GetById(int id)
{
CoinDto coinDto = null;
try
{
var coin = _unitOfWork.GenericRepository <Coin>().GetById(id);
if (coin != null)
{
coinDto = Mapper.Map <Coin, CoinDto>(coin);
}
}
catch (Exception ex)
{
Tracing.SaveException(ex);
}
return(coinDto);
}
public IActionResult Update(int Id, [FromBody] CoinDto coinDto)
{
// map dto to entity and set id
var coin = _mapper.Map <Coin>(coinDto);
if (ModelState.IsValid)
{
try
{
// save
_coinRepository.Update(coin);
return(Ok());
}
catch (AppException ex)
{
// return error message if there was an exception
return(BadRequest(ex.Message));
}
}
return(BadRequest(ModelState));
}
public static CoinDto FormatCoinFromBase64(this CoinDto coin)
{
var formattedCoin = new CoinDto
{
Envelope = new EnvelopeDto()
{
Commitment = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Envelope.Commitment)),
Proof = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Envelope.Proof)),
PublicKey = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Envelope.PublicKey)),
Signature = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Envelope.Signature))
}
};
formattedCoin.Hash = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Hash));
formattedCoin.Hint = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Hint));
formattedCoin.Keeper = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Keeper));
// formattedCoin.Network = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Network));
formattedCoin.Principle = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Principle));
formattedCoin.Stamp = Encoding.UTF8.GetString(Convert.FromBase64String(coin.Stamp));
formattedCoin.Version = coin.Version;
return(formattedCoin);
}
public static CoinDto FormatCoinToBase64(this CoinDto coin)
{
var formattedCoin = new CoinDto
{
Envelope = new EnvelopeDto()
{
Commitment = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Envelope.Commitment)),
Proof = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Envelope.Proof)),
PublicKey = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Envelope.PublicKey)),
Signature = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Envelope.Signature)),
RangeProof = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Envelope.RangeProof)),
}
};
formattedCoin.Hash = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Hash));
formattedCoin.Hint = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Hint));
formattedCoin.Keeper = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Keeper));
formattedCoin.Network = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Network));
formattedCoin.Principle = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Principle));
formattedCoin.Stamp = Convert.ToBase64String(Encoding.UTF8.GetBytes(coin.Stamp));
formattedCoin.Version = coin.Version;
return(formattedCoin);
}
public CoinDto Update(CoinUpdateDto dto)
{
CoinDto coinDto = null;
try
{
var coin = _unitOfWork.GenericRepository <Coin>().GetById(dto.Id);
Mapper.Map <CoinUpdateDto, Coin>(dto, coin);
coin.ModifiedBy = _appSession.GetUserName();
_unitOfWork.CreateTransaction();
_unitOfWork.GenericRepository <Coin>().Update(coin);
_unitOfWork.Save();
_unitOfWork.Commit();
coinDto = Mapper.Map <Coin, CoinDto>(coin);
}
catch (Exception ex)
{
Tracing.SaveException(ex);
}
return(coinDto);
}
private CoinDto SendCoin(CoinDto coin)
{
spinner.Text = "Sending printed coin ;)";
var coinResult = actorService.Client.AddAsync(coin.FormatCoinToBase64(), RestApiMethod.PostCoin).GetAwaiter().GetResult();
if (coinResult == null)
{
for (int i = 0; i < 10; i++)
{
spinner.Text = $"Retrying sending coin {i} of 10";
coinResult = actorService.Client.AddAsync(coin.FormatCoinToBase64(), RestApiMethod.PostCoin).GetAwaiter().GetResult();
Task.Delay(100).Wait();
if (coinResult != null)
{
break;
}
}
}
return(coinResult.Result);
}
public AddCoinCommand(CoinDto coin)
{
CoinDto = coin;
}
public void CreateCoin(Guid collectionId, CoinDto coinDto)
{
CoinService.CreateCoin(collectionId, Mapper.Map <CoinModel>(coinDto));
}