public string PlaceOrderRaw(
BlocktradeApiKey apiKey,
int portfolioId,
string direction,
string type,
int tradingPairId,
decimal amount,
decimal price,
string timeInForce,
string stopPrice)
{
var url = $"{ApiRoot}orders";
var requestModel = new PlaceOrderRequest
{
PortfolioId = portfolioId,
Direction = direction,
Type = type,
TradingPairId = tradingPairId,
Amount = amount.ToString(),
Price = price.ToString(),
TimeInForce = timeInForce,
StopPrice = stopPrice
};
var json = JsonConvert.SerializeObject(requestModel);
return(AuthenticatedPost(apiKey, url, json));
}
public List <BlocktradePortfolio> GetUserPortfolios(BlocktradeApiKey apiKey)
{
var contents = GetUserPortfoliosRaw(apiKey);
return(!string.IsNullOrWhiteSpace(contents)
? JsonConvert.DeserializeObject <List <BlocktradePortfolio> >(contents)
: new List <BlocktradePortfolio>());
}
public BlocktradeUser GetUser(BlocktradeApiKey apiKey)
{
var contents = GetUserRaw(apiKey);
return(!string.IsNullOrWhiteSpace(contents)
? JsonConvert.DeserializeObject <BlocktradeUser>(contents)
: new BlocktradeUser());
}
public BlocktradeMessage CancelOrder(BlocktradeApiKey apiKey, long orderId)
{
var contents = CancelOrderRaw(apiKey, orderId);
return(!string.IsNullOrWhiteSpace(contents)
? JsonConvert.DeserializeObject <BlocktradeMessage>(contents)
: new BlocktradeMessage());
}
public BlocktradeGetUserOrdersResponse GetUserOrders(BlocktradeApiKey apiKey)
{
var contents = GetUserOrdersRaw(apiKey);
return(!string.IsNullOrWhiteSpace(contents)
? JsonConvert.DeserializeObject <BlocktradeGetUserOrdersResponse>(contents)
: new BlocktradeGetUserOrdersResponse());
}
public BlocktradeMessage CancelActive(BlocktradeApiKey apiKey)
{
var contents = CancelActiveRaw(apiKey);
return(!string.IsNullOrWhiteSpace(contents)
? JsonConvert.DeserializeObject <BlocktradeMessage>(contents)
: new BlocktradeMessage());
}
public string PlaceLimitAskRaw(
BlocktradeApiKey apiKey,
string baseSymbol,
string quoteSymbol,
decimal quantity,
decimal price)
{
return(PlaceLimitRaw(apiKey, false, baseSymbol, quoteSymbol, quantity, price));
}
public BlocktradePlaceOrderResponse PlaceLimitAsk(
BlocktradeApiKey apiKey,
string baseSymbol,
string quoteSymbol,
decimal quantity,
decimal price)
{
var response = PlaceLimitAskRaw(apiKey, baseSymbol, quoteSymbol, quantity, price);
return(!string.IsNullOrWhiteSpace(response)
? JsonConvert.DeserializeObject <BlocktradePlaceOrderResponse>(response)
: new BlocktradePlaceOrderResponse());
}
public BlocktradePlaceOrderResponse PlaceOrder(
BlocktradeApiKey apiKey,
int portfolioId,
string direction,
string type,
int tradingPairId,
decimal amount,
decimal price,
string timeInForce,
string stopPrice)
{
var response = PlaceOrderRaw(apiKey, portfolioId, direction, type, tradingPairId, amount, price, timeInForce, stopPrice);
return(!string.IsNullOrWhiteSpace(response)
? JsonConvert.DeserializeObject <BlocktradePlaceOrderResponse>(response)
: new BlocktradePlaceOrderResponse());
}
private string AuthenticatedGet(BlocktradeApiKey apiKey, string url)
{
var nonce = GenerateNonce();
var message = $"{apiKey.PublicKey}.{nonce}.";
var signature = Sign(apiKey.PrivateKey, message);
var request = (HttpWebRequest)WebRequest.Create(url);
request.ContentType = "application/json";
request.Headers.Add("Accept", "application/json");
request.Headers.Add("X-Api-Key", apiKey.PublicKey);
request.Headers.Add("X-nonce", nonce.ToString());
request.Headers.Add("X-Signature", signature);
using (var response = request.GetResponse())
using (var responseStream = response.GetResponseStream())
using (var reader = new StreamReader(responseStream))
{
return(reader.ReadToEnd());
}
}
private string AuthenticatedPost(BlocktradeApiKey apiKey, string url, string body = null)
{
var nonce = GenerateNonce();
var message = $"{apiKey.PublicKey}.{nonce}.";
if (!string.IsNullOrWhiteSpace(body))
{
message += body;
}
var signature = Sign(apiKey.PrivateKey, message);
var request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.ContentType = "application/json";
request.Headers.Add("Accept", "application/json");
request.Headers.Add("X-Api-Key", apiKey.PublicKey);
request.Headers.Add("X-nonce", nonce.ToString());
request.Headers.Add("X-Signature", signature);
if (!string.IsNullOrWhiteSpace(body))
{
var encodedBody = Encoding.UTF8.GetBytes(body);
request.ContentLength = encodedBody.Length;
using (var requestStream = request.GetRequestStream())
{
requestStream.Write(encodedBody, 0, encodedBody.Length);
}
}
using (var response = request.GetResponse())
using (var responseStream = response.GetResponseStream())
using (var reader = new StreamReader(responseStream))
{
return(reader.ReadToEnd());
}
}
private string PlaceLimitRaw(
BlocktradeApiKey apiKey,
bool isBid,
string baseSymbol,
string quoteSymbol,
decimal quantity,
decimal price)
{
const int PortfolioId = 1;
const string Type = BlocktradeOrderType.Limit;
const string TimeInForce = BlocktradeTimeInForce.GoodUntilCancelled;
var direction = isBid ? BlocktradeDirection.Buy : BlocktradeDirection.Sell;
var tradingAssets = GetTradingAssets();
var baseAsset = tradingAssets.Single(queryTradingAsset => string.Equals(queryTradingAsset.IsoCode, baseSymbol, StringComparison.InvariantCultureIgnoreCase));
var quoteAsset = tradingAssets.Single(queryTradingAsset => string.Equals(queryTradingAsset.IsoCode, quoteSymbol, StringComparison.InvariantCultureIgnoreCase));
var tradingPairs = GetTradingPairs();
var matchingTradingPair = tradingPairs.Single(queryTradingPair => queryTradingPair.BaseAssetId == baseAsset.Id && queryTradingPair.QuoteAssetId == quoteAsset.Id);
return(PlaceOrderRaw(apiKey, PortfolioId, direction, Type, matchingTradingPair.Id, quantity, price, TimeInForce, null));
}
public string GetUserPortfoliosRaw(BlocktradeApiKey apiKey)
{
const string Url = "https://trade.blocktrade.com/api/v1/portfolios";
return(AuthenticatedGet(apiKey, Url));
}
public string CancelOrderRaw(BlocktradeApiKey apiKey, long orderId)
{
var url = $"{ApiRoot}orders/{orderId}/cancel";
return(AuthenticatedPost(apiKey, url));
}
public string CancelActiveRaw(BlocktradeApiKey apiKey)
{
const string Url = "https://trade.blocktrade.com/api/v1/orders/cancel_active";
return(AuthenticatedPost(apiKey, Url));
}