/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="user"></param>
/// <param name="exchange"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="limit"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetOrdersHistoryAsync(this ICryptocoreHttpClient client,
ICryptocoreApiUser user, string exchange, DateTime start, DateTime end = default, int limit = 100,
CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(user, nameof(user));
Throw.IfNullOrWhiteSpace(exchange, nameof(exchange));
var request =
new CryptocoreHttpRequest($"/v1/orders/{exchange}/history")
{
ApiKey = user.ApiKey
};
request.AddParameter("time_start", start.ToTimestamp());
if (end != default)
{
request.AddParameter("time_end", end.ToTimestamp());
}
if (limit > 0)
{
request.AddParameter("limit", limit);
}
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="user"></param>
/// <param name="exchange"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetLatestBalancesAsync(this ICryptocoreHttpClient client,
ICryptocoreApiUser user, string exchange, CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(user, nameof(user));
var request = new CryptocoreHttpRequest($"/v1/account/balances/{exchange}/latest")
{
ApiKey = user.ApiKey
};
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
private async Task <string> RequestAsync(HttpMethod method, CryptocoreHttpRequest request, CancellationToken token = default)
{
Throw.IfNull(request, nameof(request));
token.ThrowIfCancellationRequested();
var requestMessage = request.CreateMessage(method);
Logger?.LogDebug($"{nameof(CryptocoreHttpClient)}.{nameof(RequestAsync)}: [{method.Method}] \"{requestMessage.RequestUri}\"");
using (var response = await _httpClient.SendAsync(requestMessage, token).ConfigureAwait(false))
{
if (response.IsSuccessStatusCode)
{
var json = await response.Content.ReadAsStringAsync()
.ConfigureAwait(false);
return(json);
}
if (response.StatusCode == HttpStatusCode.GatewayTimeout)
{
throw new CryptocoreUnknownStatusException();
}
var error = await response.Content.ReadAsStringAsync()
.ConfigureAwait(false);
var errorCode = 0;
string errorMessage = null;
// ReSharper disable once InvertIf
if (!string.IsNullOrWhiteSpace(error) && error.IsJsonObject())
{
try // to parse server error response.
{
var jObject = JObject.Parse(error);
errorCode = jObject["code"]?.Value <int>() ?? 0;
errorMessage = jObject["message"]?.Value <string>();
}
catch (Exception e)
{
Logger?.LogError(e, $"{nameof(CryptocoreHttpClient)}.{nameof(RequestAsync)} failed to parse server error response: \"{error}\"");
}
}
throw new CryptocoreHttpException(response.StatusCode, response.ReasonPhrase, errorCode, errorMessage);
}
}
/// <summary>
/// </summary>
/// <param name="client"></param>
/// <param name="exchange"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetSymbolsAsync(this ICryptocoreHttpClient client, string exchange = null,
CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
var request = new CryptocoreHttpRequest("/v1/data/symbols");
if (!string.IsNullOrEmpty(exchange))
{
request.AddParameter("exchange_id", exchange);
}
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="user"></param>
/// <param name="exchange"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetActiveOrdersAsync(this ICryptocoreHttpClient client,
ICryptocoreApiUser user, string exchange, CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(user, nameof(user));
Throw.IfNullOrWhiteSpace(exchange, nameof(exchange));
var request = new CryptocoreHttpRequest($"/v1/orders/{exchange}/active")
{
ApiKey = user.ApiKey
};
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="user"></param>
/// <param name="symbol"></param>
/// <param name="orderId"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> CancelAsync(this ICryptocoreHttpClient client, ICryptocoreApiUser user, Symbol symbol, string orderId,
CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(user, nameof(user));
Throw.IfNull(symbol, nameof(symbol));
Throw.IfNullOrWhiteSpace(orderId, nameof(orderId));
var request = new CryptocoreHttpRequest($"/v1/orders/{symbol.Exchange}/{symbol}/active/{orderId}")
{
ApiKey = user.ApiKey
};
return(await client.DeleteAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="symbol"></param>
/// <param name="limit"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetLatestTradesAsync(this ICryptocoreHttpClient client, Symbol symbol,
int limit = 100, CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(symbol, nameof(symbol));
var request = new CryptocoreHttpRequest($"/v1/data/trades/{symbol}/latest");
if (limit > 0)
{
request.AddParameter("limit", limit);
}
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="symbol"></param>
/// <param name="interval"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> GetHistoricalCandlesAsync(this ICryptocoreHttpClient client, Symbol symbol,
CandleInterval interval, DateTime start, DateTime end = default,
CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(symbol, nameof(symbol));
var request = new CryptocoreHttpRequest($"/v1/data/ohlcv/{symbol}/history");
request.AddParameter("period_id", interval.ConvertToString());
request.AddParameter("time_start", start.ToTimestamp());
if (end != default)
{
request.AddParameter("time_end", end.ToTimestamp());
}
return(await client.GetAsync(request, token)
.ConfigureAwait(false));
}
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="user"></param>
/// <param name="symbol"></param>
/// <param name="type"></param>
/// <param name="side"></param>
/// <param name="price"></param>
/// <param name="quantity"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <string> PlaceAsync(this ICryptocoreHttpClient client, ICryptocoreApiUser user,
Symbol symbol, OrderType type, OrderSide side, decimal price, decimal quantity,
CancellationToken token = default)
{
Throw.IfNull(client, nameof(client));
Throw.IfNull(user, nameof(user));
Throw.IfNull(symbol, nameof(symbol));
var request = new CryptocoreHttpRequest($"/v1/orders/{symbol.Exchange}/{symbol}")
{
ApiKey = user.ApiKey
};
request.AddParameter("type", type.ConvertToString());
request.AddParameter("side", side.ConvertToString());
request.AddParameter("price", price);
request.AddParameter("quantity", quantity);
return(await client.PostAsync(request, token)
.ConfigureAwait(false));
}
public Task <string> PostAsync(CryptocoreHttpRequest request, CancellationToken token = default)
{
return(RequestAsync(HttpMethod.Post, request, token));
}
