// If your activity returns a value, derive from CodeActivity<TResult>
// and return the value from the Execute method.
protected override void Execute(CodeActivityContext context)
{
string symbol = context.GetValue(this.MySymbol);
string strConn = this.MyConnString.Get(context);
string requestURL = "http://finance.yahoo.com/d/quotes.csv?s=" + symbol + "&f=" + InfoTag.Symbol
+ InfoTag.Divident + InfoTag.MarketCap + InfoTag.PriceSales + InfoTag.PriceBooks + InfoTag.PE
+ InfoTag.PEG + InfoTag.DivedentPayDay + InfoTag.ShortRatio + InfoTag.DividentYield
+ InfoTag.AvgVolume;
List<string> lstInfo = HttpLib.GetHttpRespsonse (requestURL);
using (StockDBDataContext dbContext = new StockDBDataContext(strConn))
{
int iExist = (from q in dbContext.StockSymbols
where q.Symbol == symbol
select q).Count();
if(iExist<=0)
throw new ApplicationException("Cannot find Symbol: " + symbol);
foreach (string strInfo in lstInfo)
{
string[] items = strInfo.Split(',');
if (items[(int)InfoOrder.Symbol].Trim().Replace("\"", "").ToUpper() == symbol.ToUpper())
{
var infos = from i in dbContext.StockInformations
where i.Symbol == symbol
select i;
List<StockInformation> lstStockInfo = infos.ToList<StockInformation>();
StockInformation stockInfo = new StockInformation();
if (lstStockInfo.Count == 1)
stockInfo = lstStockInfo[0];
stockInfo.Symbol = symbol;
#region 1.Parsing Divident
if (Information.IsNumeric(items[(int)InfoOrder.Divident]))
stockInfo.Divident = Convert.ToDecimal(items[(int)InfoOrder.Divident]);
#endregion
#region 2.Parsing MarketCap
NumberDegree degree = NumberDegree.Unknown;
string marketCap = items[(int)InfoOrder.MarketCap].Replace("\"", "").ToUpper();
if (marketCap.Contains("B"))
{
degree = NumberDegree.Billion;
marketCap = marketCap.Replace("B", "");
}
else if (marketCap.Contains("M"))
{
degree = NumberDegree.Million;
marketCap = marketCap.Replace("M", "");
}
else if (marketCap.Contains("K"))
{
degree = NumberDegree.Thousand;
marketCap = marketCap.Replace("K", "");
}
if (Information.IsNumeric(marketCap))
{
stockInfo.MarKetCap = Convert.ToDecimal(marketCap);
switch (degree)
{
case NumberDegree.Billion:
stockInfo.MarKetCap *= 100000000;
break;
case NumberDegree.Million:
stockInfo.MarKetCap *= 1000000;
break;
case NumberDegree.Thousand:
stockInfo.MarKetCap *= 1000;
break;
}
}
#endregion
#region 3.Parsing Price/Sales
if (Information.IsNumeric(items[(int)InfoOrder.PriceSales]))
stockInfo.PriceSales = Convert.ToDecimal(items[(int)InfoOrder.PriceSales]);
#endregion
#region 4.Parsing Price/Books
if (Information.IsNumeric(items[(int)InfoOrder.PriceBooks]))
stockInfo.PriceBooks = Convert.ToDecimal(items[(int)InfoOrder.PriceBooks]);
#endregion
#region 5.Parsing PE
if (Information.IsNumeric(items[(int)InfoOrder.PE]))
stockInfo.PE = Convert.ToDecimal(items[(int)InfoOrder.PE]);
#endregion
#region 6.Parsing PEG
if (Information.IsNumeric(items[(int)InfoOrder.PEG]))
stockInfo.PEG = Convert.ToDecimal(items[(int)InfoOrder.PEG]);
#endregion
#region 6.Parsing Dividents Payday
string dividentDay = DateTime.Now.Year.ToString() + " " + items[(int)InfoOrder.DividentPayDay].Replace("\"", "");
if (Information.IsDate(dividentDay))
stockInfo.DivedentPayDay = Convert.ToDateTime(dividentDay);
#endregion
#region 7.Parsing Short Ratio
if (Information.IsNumeric(items[(int)InfoOrder.ShortRatio]))
stockInfo.ShortRatio = Convert.ToDecimal(items[(int)InfoOrder.ShortRatio]);
#endregion
#region 8.Parsing Divident Yield
if (Information.IsNumeric(items[(int)InfoOrder.DividentYield]))
stockInfo.DividentYield = Convert.ToDecimal(items[(int)InfoOrder.DividentYield]);
#endregion
#region 9.Parsing Divident Yield
if (Information.IsNumeric(items[(int)InfoOrder.DividentYield]))
stockInfo.DividentYield = Convert.ToDecimal(items[(int)InfoOrder.DividentYield]);
#endregion
#region 10.Parsing Average Volume
if (Information.IsNumeric(items[(int)InfoOrder.AvgVolumn]))
stockInfo.AvgVolume = Convert.ToInt32(items[(int)InfoOrder.AvgVolumn]);
#endregion
if (lstStockInfo.Count != 1)
dbContext.StockInformations.InsertOnSubmit(stockInfo);
dbContext.SubmitChanges();
}
}
}
}
partial void UpdateStockInformation(StockInformation instance);
partial void DeleteStockInformation(StockInformation instance);
partial void InsertStockInformation(StockInformation instance);
