public void CheckRatesProvider()
{
var coinAverage = new CoinAverageRateProvider("BTC");
var jpy = coinAverage.GetRateAsync("JPY").GetAwaiter().GetResult();
var jpy2 = new BitpayRateProvider(new Bitpay(new Key(), new Uri("https://bitpay.com/"))).GetRateAsync("JPY").GetAwaiter().GetResult();
var cached = new CachedRateProvider("BTC", coinAverage, new MemoryCache(new MemoryCacheOptions()
{
ExpirationScanFrequency = TimeSpan.FromSeconds(1.0)
}));
cached.CacheSpan = TimeSpan.FromSeconds(10);
var a = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
var b = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
//Manually check that cache get hit after 10 sec
var c = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
var bitstamp = new CoinAverageRateProvider("BTC")
{
Exchange = "bitstamp"
};
var bitstampRate = bitstamp.GetRateAsync("USD").GetAwaiter().GetResult();
Assert.Throws <RateUnavailableException>(() => bitstamp.GetRateAsync("XXXXX").GetAwaiter().GetResult());
}
public void CheckRatesProvider()
{
var coinAverage = new CoinAverageRateProvider();
var jpy = coinAverage.GetRateAsync("JPY").GetAwaiter().GetResult();
var jpy2 = new BitpayRateProvider(new Bitpay(new Key(), new Uri("https://bitpay.com/"))).GetRateAsync("JPY").GetAwaiter().GetResult();
var cached = new CachedRateProvider(coinAverage, new MemoryCache(new MemoryCacheOptions()
{
ExpirationScanFrequency = TimeSpan.FromSeconds(1.0)
}));
cached.CacheSpan = TimeSpan.FromSeconds(10);
var a = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
var b = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
//Manually check that cache get hit after 10 sec
var c = cached.GetRateAsync("JPY").GetAwaiter().GetResult();
}
public IRateProvider ApplyRateRules(BTCPayNetwork network, IRateProvider rateProvider)
{
if (!PreferredExchange.IsCoinAverage())
{
// If the original rateProvider is a cache, use the same inner provider as fallback, and same memory cache to wrap it all
if (rateProvider is CachedRateProvider cachedRateProvider)
{
rateProvider = new FallbackRateProvider(new IRateProvider[] {
new CoinAverageRateProvider(network.CryptoCode)
{
Exchange = PreferredExchange
},
cachedRateProvider.Inner
});
rateProvider = new CachedRateProvider(network.CryptoCode, rateProvider, cachedRateProvider.MemoryCache)
{
AdditionalScope = PreferredExchange
};
}
else
{
rateProvider = new FallbackRateProvider(new IRateProvider[] {
new CoinAverageRateProvider(network.CryptoCode)
{
Exchange = PreferredExchange
},
rateProvider
});
}
}
if (RateRules == null || RateRules.Count == 0)
{
return(rateProvider);
}
return(new TweakRateProvider(network, rateProvider, RateRules.ToList()));
}
