public async Task <GenericTickers> GetTickers(int limit)
{
GenericTickers tickers = new GenericTickers();
try
{
string uri = $"{BaseUri}/ticker/?limit={limit}";
_httpWebRequest = WebRequest.Create(uri) as HttpWebRequest;
if (_httpWebRequest != null)
{
_httpWebRequest.Method = "GET";
_httpWebRequest.Accept = "application/json";
using (_httpWebResponse = await _httpWebRequest.GetResponseAsync() as HttpWebResponse)
{
if (_httpWebResponse != null)
{
_streamReader = new StreamReader(_httpWebResponse.GetResponseStream() ?? throw new InvalidOperationException());
}
JArray resultsJson = JsonConvert.DeserializeObject <JArray>(_streamReader.ReadToEnd());
foreach (JObject ticker in resultsJson.Children <JObject>())
{
tickers.Tickers.Add(new GenericTicker(
ticker["id"].ToString(),
ticker["name"].ToString(),
ticker["symbol"].ToString(),
ticker["rank"].ToString(),
ticker["price_usd"].ToString(),
ticker["price_btc"].ToString(),
ticker["24h_volume_usd"].ToString(),
ticker["market_cap_usd"].ToString(),
ticker["available_supply"].ToString(),
ticker["total_supply"].ToString(),
ticker["max_supply"].ToString(),
ticker["percent_change_1h"].ToString(),
ticker["percent_change_24h"].ToString(),
ticker["percent_change_7d"].ToString(),
ticker["last_updated"].ToString())
);
}
}
}
}
catch (Exception)
{
// ignored
}
return(tickers);
}
public async Task <StockExchangePairTable> GetCryptoMarketCapTable(GenericTickers tickers, List <string> selectedPairs)
{
StockExchangePairTable stockExchangePairTable = new StockExchangePairTable();
await Task.Run(() =>
{
//stockExchangePairTable.HeaderNames.Add("Id");
stockExchangePairTable.HeaderNames.Add("Rank");
stockExchangePairTable.HeaderNames.Add("Name");
stockExchangePairTable.HeaderNames.Add("Symbol");
stockExchangePairTable.HeaderNames.Add("Price USD");
stockExchangePairTable.HeaderNames.Add("Price BTC");
stockExchangePairTable.HeaderNames.Add("Volume 24 Hours USD");
stockExchangePairTable.HeaderNames.Add("Market Cap USD");
stockExchangePairTable.HeaderNames.Add("Available Supply");
stockExchangePairTable.HeaderNames.Add("Total Supply");
stockExchangePairTable.HeaderNames.Add("Maximum Supply");
stockExchangePairTable.HeaderNames.Add("Percent Change 1 Hour");
stockExchangePairTable.HeaderNames.Add("Percent Change 1 Day");
stockExchangePairTable.HeaderNames.Add("Percent Change 1 Week");
stockExchangePairTable.HeaderNames.Add("Last Updated");
if (selectedPairs.Count > 0)
{
foreach (GenericTicker ticker in tickers.Tickers)
{
foreach (string selectedPair in selectedPairs)
{
if (ticker.Symbol.Equals(selectedPair.Split('/')[0]) || ticker.Symbol.Equals(selectedPair.Split('/')[1]))
{
StockExchangeDataRow stockExchangeDataRow = new StockExchangeDataRow();
//stockExchangeDataRow.DataRows.Add(ticker.Id);
stockExchangeDataRow.DataRows.Add(ticker.Rank);
stockExchangeDataRow.DataRows.Add(ticker.Name);
stockExchangeDataRow.DataRows.Add(ticker.Symbol.ToUpper());
stockExchangeDataRow.DataRows.Add(ticker.PriceUsd);
stockExchangeDataRow.DataRows.Add(ticker.PriceBtc);
stockExchangeDataRow.DataRows.Add(ticker.Volume1DayUsd);
stockExchangeDataRow.DataRows.Add(ticker.MarketCapUsd);
stockExchangeDataRow.DataRows.Add(ticker.AvailableSupply);
stockExchangeDataRow.DataRows.Add(ticker.TotalSupply);
stockExchangeDataRow.DataRows.Add(ticker.MaximumSupply);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Hour);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Day);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Week);
stockExchangeDataRow.DataRows.Add(ticker.LastUpdated);
stockExchangePairTable.StockExchangeDataRows.Add(stockExchangeDataRow);
break;
}
}
}
}
else
{
foreach (GenericTicker ticker in tickers.Tickers)
{
StockExchangeDataRow stockExchangeDataRow = new StockExchangeDataRow();
//stockExchangeDataRow.DataRows.Add(ticker.Id);
stockExchangeDataRow.DataRows.Add(ticker.Rank);
stockExchangeDataRow.DataRows.Add(ticker.Name);
stockExchangeDataRow.DataRows.Add(ticker.Symbol.ToUpper());
stockExchangeDataRow.DataRows.Add(ticker.PriceUsd);
stockExchangeDataRow.DataRows.Add(ticker.PriceBtc);
stockExchangeDataRow.DataRows.Add(ticker.Volume1DayUsd);
stockExchangeDataRow.DataRows.Add(ticker.MarketCapUsd);
stockExchangeDataRow.DataRows.Add(ticker.AvailableSupply);
stockExchangeDataRow.DataRows.Add(ticker.TotalSupply);
stockExchangeDataRow.DataRows.Add(ticker.MaximumSupply);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Hour);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Day);
stockExchangeDataRow.DataRows.Add(ticker.PercentChange1Week);
stockExchangeDataRow.DataRows.Add(ticker.LastUpdated);
stockExchangePairTable.StockExchangeDataRows.Add(stockExchangeDataRow);
}
}
});
return(stockExchangePairTable);
}
