/// <summary>
/// Get the ticker.
/// </summary>
/// <returns></returns>
private async Task <KrakenTicker> GetTicker(KrakenPair pair)
{
using (HttpResponseMessage response = await this._httpClient.GetAsync(new Uri($"Ticker?pair={pair.PairId}", UriKind.Relative)))
{
string json = await response.Content.ReadAsStringAsync();
JObject jObject = JObject.Parse(json);
KrakenTicker ticker = JsonConvert.DeserializeObject <KrakenTicker>(jObject["result"][pair.PairId].ToString(), this._serializerSettings);
ticker.BaseCurrency = pair.BaseCurrency;
ticker.QuoteCurrency = pair.QuoteCurrency;
return(ticker);
}
}
/// <summary>
/// Get the market summaries.
/// </summary>
/// <returns></returns>
private async Task <List <KrakenPair> > GetPairs()
{
using (HttpResponseMessage response = await this._httpClient.GetAsync(new Uri("AssetPairs", UriKind.Relative)))
{
string json = await response.Content.ReadAsStringAsync();
JObject jResponse = JObject.Parse(json);
List <KrakenPair> pairs = jResponse.GetValue("result").Children().Cast <JProperty>().Select(property =>
{
KrakenPair pair = JsonConvert.DeserializeObject <KrakenPair>(property.Value.ToString());
pair.PairId = property.Name;
return(pair);
}).ToList();
return(pairs);
}
}
/// <summary>
/// Get the ticker.
/// </summary>
/// <returns></returns>
private async Task <KrakenTicker?> GetTickerAsync(KrakenPair pair)
{
try
{
HttpClient httpClient = this.CreateHttpClient();
using (HttpResponseMessage response = await httpClient.GetAsync(new Uri($"Ticker?pair={pair.PairId}", uriKind: UriKind.Relative)))
{
response.EnsureSuccessStatusCode();
string json = await response.Content.ReadAsStringAsync();
try
{
KrakenTickerWrapper item = JsonSerializer.Deserialize <KrakenTickerWrapper>(json: json, options: this._serializerSettings);
if (item.Result == null)
{
return(null);
}
if (item.Result.TryGetValue(key: pair.PairId, out KrakenTicker? ticker))
{
ticker.BaseCurrency = pair.BaseCurrency;
ticker.QuoteCurrency = pair.QuoteCurrency;
return(ticker);
}
return(null);
}
catch (Exception exception)
{
this.Logger.LogError(new EventId(exception.HResult), exception: exception, message: "Failed to deserialize");
return(null);
}
}
}
catch (Exception exception)
{
this.Logger.LogError(new EventId(exception.HResult), exception: exception, $"Failed to retrieve {pair.BaseCurrency}/{pair.QuoteCurrency}: {exception.Message}");
return(null);
}
}