public async Task <BitstampTicker> GetTickerAsync(BitstampTickerCode tickerCode)
{
var result = "";
try
{
//var cts = new CancellationTokenSource();
//cts.CancelAfter(2500);
using (var client = new HttpClient())
using (var response = await client.GetAsync(ApiBaseUrl + "ticker/" + tickerCode.ToString().ToLower()))
using (var content = response.Content)
{
result = await content.ReadAsStringAsync();
_ticker = JsonConvert.DeserializeObject <BitstampTicker>(result);
UpdateMinMaxLogs(_ticker.Last);
if (tickerCode == BitstampTickerCode.BtcUsd) //todo: make beter storage of tickers, now code expects only BtcUsd ticker
{
UpdateTickerHistory(_ticker);
}
return(_ticker);
}
}
catch (OperationCanceledException)
{
return(null);
}
catch (Exception e)
{
return(null);
//throw new Exception("BitstampExchange.GetTickerAsync() : " + e.Message + Environment.NewLine + result);
}
}
public async Task <BitstampOrder> BuyLimitOrderAsync(BitstampTickerCode tickerCode, decimal amount, decimal price)
{
var result = "";
try
{
// prepare post data
var postData = GetAuthenticationPostData();
postData.Add(new KeyValuePair <string, string>("amount", amount.ToString(CultureInfo.InvariantCulture)));
postData.Add(new KeyValuePair <string, string>("price", price.ToString(CultureInfo.InvariantCulture)));
using (var client = new HttpClient())
using (var response = await client.PostAsync(ApiBaseUrl + "buy/" + tickerCode.ToString().ToLower() + "/", new FormUrlEncodedContent(postData)))
using (var content = response.Content)
{
result = await content.ReadAsStringAsync();
var executedOrder = JsonConvert.DeserializeObject <BitstampOrder>(result);
if (executedOrder.Id != 0)
{
SaveBuyLimitOrderInDb(executedOrder);
}
else
{
throw new Exception("Executed buy order id==0!!!!");
}
return(executedOrder);
}
}
catch (Exception e)
{
throw new Exception("BitstampExchange.BuyLimitOrderAsync() : " + e.Message + Environment.NewLine + result);
}
}