private void RefreshStockQuotes()
{
//write my onw class that inherits from that colletion type,
//this will be a custom method
//add new methods that will be able to do thin
//it will inherit from objervableCollection.
//class object inherts form objervColleciton,
//add methods from the collection.
//IN the method, iterage through the actual collection.
//I can then do something with each item.
//if I want to find the thing that has the biggest number of percentae
//compart most recent to the
//mayble linq would be to
//write a loop that would go into the that
List<Quote> lstQuote = new List<Quote>();
//This is where I will refresh all of the stock quotes
Quotes = new ObservableCollection<Quote>();
//Stocks = new ObservableCollection<Stock>();
var StockListPath = Server.MapPath("~/App_Data/StockList.txt");
//System.IO.File.WriteAllText(StockListPath, "Stocks List");
int BatchRowCount = 300;
int totalBatches = (File.ReadAllLines(StockListPath).Count() / BatchRowCount) + 1;
int CurrentRowBatch = 0; // 32751;// 0; //8536145;THIS NUMBER WAS WHERE WE STARTED START IMPORT IN THE MIDDLE OF FILE
for (int i = 0; i < totalBatches; i++)
{
string s = File.ReadAllLines(StockListPath)[0].ToString();
//Add just the batch of items
//I need to add the 300 items to a file, move to the next 300-
CurrentRowBatch += BatchRowCount;
}
List<string> StockList = new List<string>();
if (File.Exists(StockListPath))
{
int rowsInBatch = 300;
int counter = 0;
counter = File.ReadAllLines(StockListPath).Count();
foreach (var line in File.ReadAllLines(StockListPath))
{
//Add 300 stocks per batch to a Dataset List.
List<DataSet> lds = new List<DataSet>();
if (!StockList.Contains(line.ToUpper().ToString().Trim()))
{
StockList.Add(line.ToString().ToUpper().Trim());
Quotes.Add(new Quote(line.ToString().Trim().ToUpper()));
//AddStock(line.ToString().ToUpper().Trim());
}
counter += 1;
}
}
if (!File.Exists(StockListPath))
{ using (StreamWriter sw = File.CreateText(StockListPath)) { } }
if (File.Exists(StockListPath))
{ using (StreamWriter sw = File.AppendText(StockListPath)) { } }
//Quotes.Add(new Quote("AAPL"));
//Quotes.Add(new Quote("MSFT"));
//Quotes.Add(new Quote("IBM"));
//Quotes.Add(new Quote("AMZN"));
//Quotes.Add(new Quote("AMD"));
//Quotes.Add(new Quote("DELL"));
YahooFinanceQuoteEngine.Fetch(Quotes);
foreach (Quote quote in Quotes)
{
switch (quote.Symbol)
{
}
}
//Use Linq to select the Top Priced Objects.
//Use Linq to select the top 10 prices objects.
//
//Quotes.Add(new Quote("AAPL"));
//Stocks.Add(new Stock("DRNE"));
DataTable dt = new DataTable();
dt.Columns.Add("Symbol");
dt.Columns.Add("Name");
dt.Columns.Add("LastTradePrice");
dt.Columns.Add("ChangeInPercent");
dt.Columns.Add("ChangePercent");
dt.Columns.Add("Volume");
dt.Columns.Add("AverageDailyVolume");
dt.Columns.Add("Change");
dt.Columns.Add("Open");
//Here I will add all of the list to the Quotes
foreach (Quote quote in Quotes)
{
Quote q = quote.GetStockData(quote.Symbol);
//AppleSymbolLabel.Text = quote.Symbol;
//string name = quote.Name;
//AppleUpDownLabel.Text = DetermineIfUpOrDown(AppleLastTradePriceLabel.Text, quote.LastTradePrice);
//AppleLastTradePriceLabel.Text = quote.LastTradePrice.ToString();
//AppleLastUpdateLabel.Text = quote.LastUpdate.ToLongTimeString();
//break;
DataRow workRow = dt.NewRow();
workRow["Symbol"] = quote.Symbol;
workRow["Name"] = quote.Name;
workRow["LastTradePrice"] = quote.LastTradePrice;
workRow["ChangeInPercent"] = quote.ChangeInPercent; //What is the difference between ChagenInPercent and ChangePercent
workRow["ChangePercent"] = quote.ChangePercent;
workRow["Volume"] = quote.Volume;
workRow["AverageDailyVolume"] = quote.AverageDailyVolume;
workRow["Change"] = quote.Change;
workRow["Open"] = quote.Open;
dt.Rows.Add(workRow);
lstQuote.Add(quote);
#region Log Quotes
//JSon
//Serialize quote object
//var jsonString = JsonConvert.SerializeObject(quote);
//String SerializedQuotesPath = Path.e
//string filePath = Path.Combine(Environment.CurrentDirectory, "SerializedQuotes.txt");
//if (!File.Exists(filePath))
//{
// using (StreamWriter sw = File.CreateText(filePath))
// {
// if (!String.IsNullOrEmpty(filePath))
// {
// // sw.WriteLine(jsonString);
// }
// }
//}
#endregion
}
Calculation calc = new Calculation();
ObservableCollection<Quote> lstQuote2 = calc.top10(Quotes);
var sortedList = (from q in lstQuote orderby q.BookValue descending select q);
//Sort by priceMovement(dt);
//sort by percentMovement
//Selete Top 100 out of a database.
//Do function to get the top 100 out of 3333 records.
var jsonString = JsonConvert.SerializeObject(lstQuote2);
grvTopMovers.DataSource = lstQuote2.ToArray();
grvTopMovers.DataBind();
}
