public Task <IEnumerable <Models.TradingPair> > GetTradingPairs(TradingPairConfiguration configuration)
{
//return ConfigureRequest(configuration)
// .ContinueWith((response) => new Models.TradingPair[] { Unbox(response.Result.Content.ReadAsAsync<Object>().Result, configuration) }.AsEnumerable());
return(ConfigureRequest(configuration)
.ContinueWith((response) => Unbox(response.Result.Content.ReadAsAsync <Object>().Result, configuration)));
}
private Task <HttpResponseMessage> ConfigureRequest(TradingPairConfiguration configuration)
{
if (!Uri.IsWellFormedUriString(configuration.Url, UriKind.RelativeOrAbsolute))
{
throw new UriFormatException("trading pair request url issues");
}
if (configuration.AdditionalHeaders != null)
{
foreach (var header in configuration.AdditionalHeaders)
{
_Client.DefaultRequestHeaders.Add(header.Key, header.Value);
}
}
return(_Client.GetAsync(new Uri(configuration.Url)));
}
private IEnumerable <Models.TradingPair> Unbox(object boxedResult, TradingPairConfiguration configuration)
{
List <Models.TradingPair> result = new List <Models.TradingPair>();
if (boxedResult is null)
{
return(result);
}
Newtonsoft.Json.Linq.JArray items = boxedResult as Newtonsoft.Json.Linq.JArray;
if (items == null)
{
return(result);
}
foreach (var item in items)
{
if (item is null || !item.HasValues)
{
continue;
}
String id = item.Value <String>(configuration.IDField);
if (String.IsNullOrEmpty(id))
{
continue;
}
String name = item.Value <String>(configuration.NameField);
if (String.IsNullOrEmpty(name))
{
continue;
}
result.Add(new Models.TradingPair()
{
ID = id, Name = name
});
}
return(result);
}
