private async Task <StockUpdatePriceAndDatesDto> ScrapePriceAndDates(Stock stock)
{
this._consoleHubProxy.WriteLine(ConsoleWriteLineInput.Create($"ScrapePriceAndDates for : {stock.Symbol}"));
StockUpdatePriceAndDatesDto dto = stock.MapTo <StockUpdatePriceAndDatesDto>();
using (WebClient webClient = new WebClient())
{
String html = await webClient.DownloadStringTaskAsync(String.Format(YahooUrl, stock.Symbol));
var matches = _regexExDividendDate.Matches(html);
dto.ExDividendDate = null;
DateTime exDividendDate = DateTime.MinValue;
if (matches.Count > 0 && DateTime.TryParse(matches[0].Groups["ExDividendDate"].Value, out exDividendDate))
{
dto.ExDividendDate = exDividendDate;
}
matches = _regexTargetPrice.Matches(html);
dto.TargetPrice = null;
Decimal targetPrice = 0m;
if (matches.Count > 0 && Decimal.TryParse(matches[0].Groups["TargetPrice"].Value, out targetPrice))
{
dto.TargetPrice = targetPrice;
}
matches = _regexNextEarningsDate.Matches(html);
dto.NextEarningsDate = null;
DateTime nextEarningsDate = DateTime.MinValue;
if (matches.Count > 0 && DateTime.TryParse(matches[0].Groups["NextEarningsDate"].Value, out nextEarningsDate))
{
dto.NextEarningsDate = nextEarningsDate;
}
matches = _regexPrice.Matches(html);
dto.Price = 0m;
Decimal price = 0m;
if (matches.Count > 0 && Decimal.TryParse(matches[0].Groups["Price"].Value, out price))
{
dto.Price = price;
}
matches = _regexAvgVolume.Matches(html);
dto.AvgVolume = 0;
int avgVolume = 0;
if (matches.Count > 0 && Int32.TryParse(matches[0].Groups["AvgVolume"].Value.Replace(",", String.Empty), out avgVolume))
{
dto.AvgVolume = avgVolume;
}
if (dto.AvgVolume.HasValue)
{
dto.ADV = dto.AvgVolume.Value * dto.Price;
}
}
return(dto);
}
public void Save(StockUpdatePriceAndDatesDto dto)
{
if (dto.IsNew)
{
Stock stock = dto.MapTo <Stock>();
this._repository.Insert(stock);
}
else
{
Stock stock = this._repository.Get(dto.Id);
dto.MapTo(stock);
}
}
