public static ECurrency ToSourceCurrency(this EConversion conversion)
{
switch (conversion)
{
case EConversion.KrwgBtc:
case EConversion.KrwgUsdg:
return(ECurrency.KRWG);
case EConversion.UsdgKrwg:
case EConversion.UsdgBtc:
return(ECurrency.USDG);
case EConversion.BtcKrwg:
case EConversion.BtcUsdg:
case EConversion.BtcsUsdcg:
return(ECurrency.BTC);
case EConversion.sUsdcgBtc:
return(ECurrency.sUSDCG);
default:
throw new ArgumentOutOfRangeException($"No corresponding source currency for {conversion}.");
}
}
public static bool IsSourceCurrencyBtc(this EConversion conversion)
{
return(conversion.ToSourceCurrency() == ECurrency.BTC);
}
/// <summary>
/// Get current order book.
/// </summary>
/// <param name="conversion">Conversion symbol.</param>
/// <param name="limit">Number of orders to include in the result. Ordered by descending price (best price first). Defaults to 100, maximum of 1000.</param>
/// <response code="200">List of active orders</response>
/// <response code="400">Invalid request parameters.</response>
/// <returns></returns>
public async Task <Result <List <GetOrderBookResponse>, ErrorResponse> > GetOrderBook(EConversion conversion, uint limit = 100)
{
var result = new Result <List <GetOrderBookResponse>, ErrorResponse>();
string requestUri = $"{mEnv.BaseUrl}/v1/OrderBook/{conversion}";
List <string> queryParams = new List <string>();
queryParams.Add($"limit={limit}");
if (queryParams.Any())
{
requestUri = $"{requestUri}?{string.Join("&", queryParams)}";
}
try
{
using (HttpClient httpClient = new HttpClient())
{
using (HttpResponseMessage response = await httpClient.GetAsync(requestUri))
{
if (response.IsSuccessStatusCode)
{
List <GetOrderBookResponse> orderBookResponse = await response.Content.ReadAsAsync <List <GetOrderBookResponse> >();
result.IsSuccess = true;
result.Data = orderBookResponse;
return(result);
}
string contentString = await response.Content.ReadAsStringAsync();
result.Error = ResponseHandler.GetError(response.StatusCode, requestUri, contentString);
}
}
}
catch (HttpRequestException)
{
result.IsSuccess = false;
result.Error = ResponseHandler.GetExceptionError();
}
return(result);
}
