/// <summary>
/// Make a call to a public (non-authenticated) API
/// </summary>
/// <param name="method">The method to call on the Prelude API</param>
/// <param name="quoteCurrency">A quote currency code to append to the method URL</param>
/// <returns>The raw JSON returned from Prelude</returns>
private async Task <T> CallPublic <T>(Method method, PreludeQuoteCurrency quoteCurrencyCode)
where T : JToken
{
string url = BuildPublicUrl(method, quoteCurrencyCode);
return((T)JToken.Parse(await CallPublic(url)));
}
public static List<MarketId> ParsePairs(JObject pairsJson, PreludeQuoteCurrency quoteCurrency)
{
// TODO: Verify the quote currency matches the "from" currency in the JSON
return pairsJson.Value<JArray>("pairings").Select(
trade => (MarketId)ParseSingle((JObject)trade, quoteCurrency)
).ToList();
}
public static List <MarketId> ParsePairs(JObject pairsJson, PreludeQuoteCurrency quoteCurrency)
{
// TODO: Verify the quote currency matches the "from" currency in the JSON
return(pairsJson.Value <JArray>("pairings").Select(
trade => (MarketId)ParseSingle((JObject)trade, quoteCurrency)
).ToList());
}
/// <summary>
/// Return the (unescaped) path element to be inserted between the method,
/// and quote currency, in the URL. This is required because Prelude has
/// inconsistent URL naming depending on base currency.
/// </summary>
static string GetQuoteCurrencyMethodPostfix(PreludeQuoteCurrency quoteCurrency)
{
switch (quoteCurrency)
{
case PreludeQuoteCurrency.BTC:
return("");
default:
return("-" + Enum.GetName(typeof(PreludeQuoteCurrency), quoteCurrency).ToLower());
}
}
public static string BuildPublicUrl(Method method, PreludeQuoteCurrency quoteCurrency)
{
switch (method)
{
case Method.pairings:
return(BASE_URL + Enum.GetName(typeof(Method), method) + "/"
+ Uri.EscapeUriString(Enum.GetName(typeof(PreludeQuoteCurrency), quoteCurrency).ToLower()));
break;
default:
return(BASE_URL + Enum.GetName(typeof(Method), method)
+ Uri.EscapeUriString(GetQuoteCurrencyMethodPostfix(quoteCurrency)) + "/");
}
}
private static PreludeMarketId ParseSingle(JObject pairJson, PreludeQuoteCurrency quoteCurrency)
{
return new PreludeMarketId(pairJson.Value<string>("pair"), quoteCurrency);
}
public PreludeMarketId(string baseCode, PreludeQuoteCurrency quoteCode)
: base(baseCode + "_" + quoteCode)
{
this.BaseCurrencyCode = baseCode;
this.QuoteCurrencyCode = quoteCode;
}
private static PreludeMarketId ParseSingle(JObject pairJson, PreludeQuoteCurrency quoteCurrency)
{
return(new PreludeMarketId(pairJson.Value <string>("pair"), quoteCurrency));
}
public PreludeMarketId(string baseCode, PreludeQuoteCurrency quoteCode)
: base(baseCode + "_" + quoteCode)
{
this.BaseCurrencyCode = baseCode;
this.QuoteCurrencyCode = quoteCode;
}
