private static void SyncHistory()
{
var symbols = GetSymbols();
var historyDictionary = new Dictionary <string, List <Historic> >();
var oneYearAgo = DateTime.Now.AddYears(-1);
List <Historic> historics = null;
var flag = false;
foreach (var symbol in symbols)
{
if (symbol == "OVBC" || flag)
{
flag = true;
using (var db = new PeabodyDataContext())
{
//Delete stale data (more than a year old)
var dbStaleHistories = db.Histories.Where(h => h.Symbol == symbol && h.Date < oneYearAgo);
db.Histories.RemoveRange(dbStaleHistories);
db.SaveChanges();
var dbHistories = db.Histories.Where(h => h.Symbol == symbol);
// If there's no history for the symbol on the new list, add a year of history
if (dbHistories.Count() == 0)
{
historics = GetHistory(symbol, DateTime.Now.AddYears(-1), DateTime.Now);
}
else
{
//if (dbHistories.OrderByDescending(t => t.Date).First().Date == DateTime.Now.Date)
//{
// continue;
//}
// Add history beginning from it's earliest record
historics = GetHistory(symbol, dbHistories.OrderByDescending(t => t.Date).First().Date.AddDays(1), DateTime.Now);
}
// If we were able to pull records from yahoo, add or update database
if (historics != null)
{
var histories = AutoMapper.Mapper.Map <IEnumerable <Historic>, IEnumerable <History> >(historics);
db.Histories.AddOrUpdate(histories.ToArray());
try
{
db.SaveChanges();
System.Console.WriteLine("{0}", symbol);
}
catch (DbEntityValidationException e)
{
foreach (var eve in e.EntityValidationErrors)
{
foreach (var ve in eve.ValidationErrors)
{
System.Console.WriteLine("Main --> {0}", ve.ErrorMessage);
}
}
throw;
}
}
}
Thread.Sleep(2000);
}
}
}
private static void FillStockInfoRealTime(XmlReader xr, IEnumerable <string> symbols)
{
try
{
XDocument master = XDocument.Load(xr);
using (var db = new PeabodyDataContext())
{
foreach (var symbol in symbols)
{
IEnumerable <XElement> elements =
from c in master.Root.Elements("results").Descendants("quote")
where c.Attribute("symbol").Value.ToLower() == symbol.ToLower()
select c;
elements = elements.Elements();
decimal lastTradePriceOnly;
var element = elements.FirstOrDefault(x => x.Name == "LastTradeRealtimeWithTime");
if (element != null && !string.IsNullOrEmpty(element.Value))
{
lastTradePriceOnly = ValueUtils.GetValidDecimal(element);
}
else
{
lastTradePriceOnly = ValueUtils.GetValidDecimal(elements.FirstOrDefault(x => x.Name == "LastTradePriceOnly"));
}
var daysHigh = ValueUtils.GetValidDecimal(elements.FirstOrDefault(x => x.Name == "DaysHigh"));
var daysLow = ValueUtils.GetValidDecimal(elements.FirstOrDefault(x => x.Name == "DaysLow"));
var volume = ValueUtils.GetValidInteger(elements.FirstOrDefault(x => x.Name == "Volume"));
var open = ValueUtils.GetValidDecimal(elements.FirstOrDefault(x => x.Name == "Open"));
var previousClose = ValueUtils.GetValidDecimal(elements.FirstOrDefault(x => x.Name == "PreviousClose"));
var dateStamp = DateTime.Now.Date;
// In case this was left running
if (dateStamp.DayOfWeek == DayOfWeek.Saturday)
{
dateStamp = dateStamp.AddDays(-1);
}
else if (dateStamp.DayOfWeek == DayOfWeek.Sunday)
{
dateStamp = dateStamp.AddDays(-2);
}
db.Histories.AddOrUpdate(h => new { h.Symbol, h.Date }, new StockBuddy.Core.Domain.History {
AdustedClosePrice = lastTradePriceOnly, Date = dateStamp, ClosePrice = lastTradePriceOnly, HighPrice = daysHigh, LowPrice = daysLow, OpenPrice = open, PreviousClosePrice = previousClose, Symbol = symbol, Volume = volume
});
}
db.SaveChanges();
}
}
catch
{ }
finally
{
HttpUtils.CloseConnections(xr, true);
}
}
