public async Task YahooQuotesDownloaderTest()
{
var setting = new YahooQuotesSetting();
setting.Properties = new QuoteProperty[] {
QuoteProperty.LastTradePriceOnly,
QuoteProperty.ChangeInPercent,
QuoteProperty.OneyrTargetPrice,
QuoteProperty.PercentChangeFromFiftydayMovingAverage,
QuoteProperty.PercentChangeFromTwoHundreddayMovingAverage
};
setting.IDs = new string[] { "^TNX" };//MyHelper.GetStringToken(tickers, new string[] { ";", "," });
var downloader = new YahooQuotesDownloader(setting);
var result = await downloader.DownloadObjectTaskAsync().ConfigureAwait(false);
result.SortBy(QuoteProperty.PercentChangeFromTwoHundreddayMovingAverage);
foreach (var item in result.Items)
{
Debug.WriteLine(string.Format("{0} {1} {2} {3} {4} {5} {6}",
item.ID.PadRight(5),
item.Name.PadLeft(17),
item.LastTradePriceOnly.ToString().PadLeft(9),
item.ChangeInPercent.ToString().PadLeft(9),
(item[QuoteProperty.OneyrTargetPrice] ?? 0).ToString().PadLeft(8),
(item[QuoteProperty.PercentChangeFromFiftydayMovingAverage] ?? 0).ToString().PadLeft(8),
(item[QuoteProperty.PercentChangeFromTwoHundreddayMovingAverage] ?? 0).ToString().PadLeft(8)
));
}
}
public static async Task <double> GetRiskFreeRate()
{
var setting = new YahooQuotesSetting();
setting.IDs = new string [] { "^TNX" };
var downloader = new YahooQuotesDownloader(setting);
var result = await downloader.DownloadObjectTaskAsync().ConfigureAwait(false);
return(result.Items[0].LastTradePriceOnly);
}
public static async Task <YahooQuotesAggregate> GetQuote(string[] tickers, params QuoteProperty[] quoteProperties)
{
var setting = new YahooQuotesSetting();
setting.IDs = tickers;
setting.Properties = quoteProperties;
var downloader = new YahooQuotesDownloader(setting);
var result = await downloader.DownloadObjectTaskAsync().ConfigureAwait(false);
return(result);
}
protected sealed override YahooQuotesAggregate ConvertResult(string contentStr, string ticker = "")
{
YahooQuotesData[] items = null;
YahooQuotesSetting set = (YahooQuotesSetting)this.Setting;
items = FinanceHelper.ImportExport.ToQuotesData(contentStr,
',',
set.Properties,
MyHelper.DefaultCulture);
return(new YahooQuotesAggregate(items, set));
}
public YahooQuotesDownloader(YahooQuotesSetting setting)
: base(setting)
{
}
internal YahooQuotesAggregate(YahooQuotesData[] items, YahooQuotesSetting settings)
: base(items)
{
mSettings = settings;
}
