public static async Task <IList <CurrencyInfo> > GetTop10(CurrencyEnum selectedCurrency)
{
IList <CurrencyInfo> inBitcoinInfo = GetTop10BasedOnCurrency(CurrencyEnum.bitcoin).Result;
IList <CurrencyInfo> inUSDInfo = GetTop10BasedOnCurrency(CurrencyEnum.dollars).Result;
IList <CurrencyInfo> inEURInfo = GetTop10BasedOnCurrency(CurrencyEnum.euros).Result;
foreach (CurrencyInfo currI in inBitcoinInfo)
{
CurrencyQuote cq = ((CurrencyQuote)inUSDInfo.Where(x => x.Name == currI.Name).FirstOrDefault().Quotes.FirstOrDefault());
CurrencyQuote cq2 = ((CurrencyQuote)inEURInfo.Where(x => x.Name == currI.Name).FirstOrDefault().Quotes.FirstOrDefault());
currI.Quotes.Add(cq);
currI.Quotes.Add(cq2);
}
return(inBitcoinInfo);
}
private static async Task <IList <CurrencyInfo> > GetTop10BasedOnCurrency(CurrencyEnum selectedCurrency)
{
//var URL = new UriBuilder("https://sandbox-api.coinmarketcap.com/v1/cryptocurrency/listings/latest");
var URL = new UriBuilder("https://pro-api.coinmarketcap.com/v1/cryptocurrency/listings/latest");
var queryString = HttpUtility.ParseQueryString(string.Empty);
queryString["start"] = "1";
queryString["limit"] = "10";
queryString["sort"] = "market_cap";
queryString["convert"] = returnString(selectedCurrency);
URL.Query = queryString.ToString();
var client = new WebClient();
client.Headers.Add("X-CMC_PRO_API_KEY", API_KEY);
client.Headers.Add("Accepts", "application/json");
string returned = client.DownloadString(URL.ToString());
JObject obj = JObject.Parse(returned);
//cathpart where data starts
IList <JToken> jsonData = obj["data"].Children().ToList();
IList <CurrencyInfo> currencyInfoToReturn = new List <CurrencyInfo>();
foreach (JToken tokensFromJsonData in jsonData)
{
CurrencyInfo CurrencyInfoToReturn = new CurrencyInfo();
CurrencyInfoToReturn.Id = (int)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "id").FirstOrDefault();
CurrencyInfoToReturn.CmcRank = (int)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "cmc_rank").FirstOrDefault();
CurrencyInfoToReturn.Name = (string)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "name").FirstOrDefault();
CurrencyInfoToReturn.Symbol = (string)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "symbol").FirstOrDefault();
CurrencyInfoToReturn.marketPairs = (long)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "num_market_pairs").FirstOrDefault();
JProperty ts = tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "total_supply").FirstOrDefault();
CurrencyInfoToReturn.TotalSupply = (ts.Value.ToString() != "") ? (long)ts : 0;
JProperty ms = tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "max_supply").FirstOrDefault();
CurrencyInfoToReturn.MaxSupply = (ms.Value.ToString() != "") ? (long)ms : 0;
string recievedDateToParse = ((string)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "date_added").FirstOrDefault());
CurrencyInfoToReturn.DateAdded = DateTime.ParseExact(recievedDateToParse, "MM/dd/yyyy HH:mm:ss", CultureInfo.InvariantCulture);
recievedDateToParse = ((string)tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "last_updated").FirstOrDefault());
CurrencyInfoToReturn.LastTimeUpdated = DateTime.ParseExact(recievedDateToParse, "MM/dd/yyyy HH:mm:ss", CultureInfo.InvariantCulture);
IList <JToken> tokensFromJsonQuote = tokensFromJsonData.Children().Select(x => x as JProperty).Where(y => y.Name == "quote").FirstOrDefault();
CurrencyQuote quoteToReturn = new CurrencyQuote();
foreach (JToken quoteToken in tokensFromJsonQuote)
{
quoteToReturn.Currency = returnEnum((string)quoteToken.Children().Select(x => x as JProperty).FirstOrDefault().Name);
JToken quoteTokenValues = quoteToken.Children().First();
quoteToReturn.percentChange24 = (decimal)quoteTokenValues.Values().Select(x => x as JProperty).Where(y => y.Name == "percent_change_24h").FirstOrDefault();
CurrencyLongTermValues cLTV = new CurrencyLongTermValues();
string date = (string)quoteTokenValues.Values().Select(x => x as JProperty).Where(y => y.Name == "last_updated").FirstOrDefault();
cLTV.actualAt = DateTime.ParseExact(date, "MM/dd/yyyy HH:mm:ss", CultureInfo.InvariantCulture);
cLTV.price = (decimal)quoteTokenValues.Values().Select(x => x as JProperty).Where(y => y.Name == "price").FirstOrDefault();
cLTV.volume24 = (decimal)quoteTokenValues.Values().Select(x => x as JProperty).Where(y => y.Name == "volume_24h").FirstOrDefault();
cLTV.marketCap = (decimal)quoteTokenValues.Values().Select(x => x as JProperty).Where(y => y.Name == "market_cap").FirstOrDefault();
quoteToReturn.LongeTermValues.Add(cLTV);
CurrencyInfoToReturn.Quotes.Add(quoteToReturn);
}
currencyInfoToReturn.Add(CurrencyInfoToReturn);
}
return(currencyInfoToReturn);
}
