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Add bitpay as direct provider, remove reliance on NBitpayClient in the Rate Assembly

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nicolas.dorier 2019-08-29 18:12:39 +09:00
parent 27f20386df
commit 5b4e78f8d1
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3 changed files with 14 additions and 12 deletions
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1
BTCPayServer.Rating/BTCPayServer.Rating.csproj
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@ -14,7 +14,6 @@
<PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.9" />
<PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
<PackageReference Include="DigitalRuby.ExchangeSharp" Version="0.5.3" />
<PackageReference Include="NBitpayClient" Version="1.0.0.34" />
</ItemGroup>
<ItemGroup>

24
BTCPayServer.Rating/Providers/BitpayRateProvider.cs
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@ -1,33 +1,35 @@
using NBitpayClient;
using System.Linq;
using System.Linq;
using System;
using System.Collections.Generic;
using System.Text;
using System.Threading.Tasks;
using BTCPayServer.Rating;
using System.Threading;
using System.Net.Http;
using Newtonsoft.Json.Linq;
namespace BTCPayServer.Services.Rates
{
public class BitpayRateProvider : IRateProvider, IHasExchangeName
{
public const string BitpayName = "bitpay";
Bitpay _Bitpay;
public BitpayRateProvider(Bitpay bitpay)
private readonly HttpClient _httpClient;
public BitpayRateProvider(HttpClient httpClient)
{
if (bitpay == null)
throw new ArgumentNullException(nameof(bitpay));
_Bitpay = bitpay;
_httpClient = httpClient ?? new HttpClient();
}
public string ExchangeName => BitpayName;
public async Task<ExchangeRates> GetRatesAsync(CancellationToken cancellationToken)
{
return new ExchangeRates((await _Bitpay.GetRatesAsync().ConfigureAwait(false))
.AllRates
.Select(r => new ExchangeRate() { Exchange = BitpayName, CurrencyPair = new CurrencyPair("BTC", r.Code), BidAsk = new BidAsk(r.Value) })
.ToList());
var response = await _httpClient.GetAsync("https://bitpay.com/rates", cancellationToken);
var jarray = (JArray)(await response.Content.ReadAsAsync<JObject>(cancellationToken))["data"];
return new ExchangeRates(jarray
.Children<JObject>()
.Select(jobj => new ExchangeRate(ExchangeName, new CurrencyPair("BTC", jobj["code"].Value<string>()), new BidAsk(jobj["rate"].Value<decimal>())))
.Where(o => o.CurrencyPair.Right != "BTC")
.ToArray());
}
}
}

1
BTCPayServer.Rating/Services/RateProviderFactory.cs
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@ -114,6 +114,7 @@ namespace BTCPayServer.Services.Rates
Providers.Add("kraken", new KrakenExchangeRateProvider() { HttpClient = _httpClientFactory?.CreateClient("EXCHANGE_KRAKEN") });
Providers.Add("bylls", new ByllsRateProvider(_httpClientFactory?.CreateClient("EXCHANGE_BYLLS")));
Providers.Add("bitbank", new BitbankRateProvider(_httpClientFactory?.CreateClient("EXCHANGE_BITBANK")));
Providers.Add("bitpay", new BitpayRateProvider(_httpClientFactory?.CreateClient("EXCHANGE_BITPAY")));
// Those exchanges make multiple requests when calling GetTickers so we remove them
//DirectProviders.Add("gemini", new ExchangeSharpRateProvider("gemini", new ExchangeGeminiAPI()));