private static void FillPrices(MyExample myExa)
{
using (var ctx = new Db())
{
var p = ctx.Prices.Where(x => x.ticker == myExa.Ticker && x.date < myExa.Date.Date).OrderByDescending(x => x.date).FirstOrDefault();
if (p == null)
{
return;
}
myExa.PrevO = (double)p.adj_open;
myExa.PrevH = (double)p.adj_high;
myExa.PrevL = (double)p.adj_low;
myExa.PrevC = (double)p.adj_close;
var n = ctx.Prices.Where(x => x.ticker == myExa.Ticker && x.date > myExa.Date.Date).OrderBy(x => x.date).FirstOrDefault();
if (n == null)
{
return;
}
myExa.AfterO = (double)n.adj_open;
myExa.AfterH = (double)n.adj_high;
myExa.AfterL = (double)n.adj_low;
myExa.AfterC = (double)n.adj_close;
myExa.PriceChangePercent = 100 * (myExa.AfterC - myExa.PrevC) / myExa.AfterC;
}
}
private static void FillShingles(MyExample myExa)
{
using (var ctx = new Db())
{
List <string> shingles = (from s in ctx.Shingles
join su in ctx.ShingleUses on s.ID equals su.ShingleID
where su.ArticleID == myExa.ArticleID && (s.kind == ShingleKind.interesting || s.kind == ShingleKind.upperCase)
select s.text).ToList();
foreach (var s in shingles)
{
myExa.Shingles.Add(s.Replace(" ", "_").Replace(":", "_").Replace("|", "_"));
}
}
}
static void Main(string[] args)
{
using (var file = new System.IO.StreamWriter("VW" + DateTime.Now.ToString("yyyyMMddHHmm") + ".txt"))
using (var ctx = new Db())
foreach (var article in ctx.Articles.Where(a => a.Ticker != null && a.language == "en"))
{
var myExa = new MyExample
{
Date = article.PublishedUTC,
ArticleID = article.ID,
Ticker = article.Ticker
};
FillPrices(myExa);
FillShingles(myExa);
if (myExa.PriceChangePercent == 0.0)
{
continue;
}
var str = myExa.ToVW();
Console.WriteLine(str);
file.WriteLine(str);
}
}
