/// <summary>
/// Exports the Investment Object, to be used by other programs
/// </summary>
/// <param name="inv">Investment Object to be Exported</param>
/// <param name="directory">Path and filename to where the file will be saved</param>
/// <param name="ft">File type for the file</param>
/// <returns></returns>
public static Boolean exportInvestment(Investment inv, string directory, FileType ft)
{
switch (ft)
{
case (FileType.JSON):
try
{
string fullPath = directory;
if (!directory.EndsWith(".json"))
fullPath += ".json";
TextWriter WriteFileStream = new StreamWriter(fullPath + ".json", false);
WriteFileStream.Write(JsonConvert.SerializeObject(inv, Formatting.Indented));
WriteFileStream.Close();
return true;
}
catch
{
return false;
}
case (FileType.CSV):
try
{
string fullPath = directory;
if (!directory.EndsWith(".csv"))
fullPath += ".csv";
TextWriter WriteFileStream = new StreamWriter(fullPath + ".csv", false);
WriteFileStream.WriteLine(csvHead());
WriteFileStream.WriteLine(inv.toCSVLine());
WriteFileStream.Close();
return true;
}
catch
{
return false;
}
default:
return false;
}
}
/// <summary>
/// Remove an investment from the portfolio
/// </summary>
/// <param name="inv">The Investment object to be removed</param>
public Boolean removeInvestment(Investment inv)
{
return listOfInvestments.Remove(inv);
}
/// <summary>
/// Add an investment to the portfolio
/// </summary>
/// <param name="inv">The Investment object to be added</param>
public void addInvestment(Investment inv)
{
if (listOfInvestments == null)
listOfInvestments = new List<Investment>();
listOfInvestments.Add(inv);
}
public List<ProfitDay> calculateProfits(CurrencyExchanger ce, Investment i, string data)
{
float stockProfit = 0;
List<ProfitDay> thisCompanyProfits = new List<ProfitDay>();
DateTime calculateDate = i.BuyTime;
QueryResult qr = new QueryResult(data, i.Stock.StockName);
foreach (StockDay sd in qr.StockDays)
{
if (sd.Date >= i.BuyTime)
{
stockProfit = (float)(sd.ClosingValue - i.UnitStockValue) * i.Quantity;
if (i.Stock.Currency != preferedCurrency)
{
stockProfit = ce.ExchangeValue(i.Stock.Currency, preferedCurrency, stockProfit);
}
thisCompanyProfits.Add(new ProfitDay(new DateTime(calculateDate.Year, calculateDate.Month, calculateDate.Day), stockProfit));
}
}
return thisCompanyProfits;
}
private void QueryFinished(object sender, RunWorkerCompletedEventArgs e)
{
DownloaderResult dr = e.Result as DownloaderResult;
if (dr.Error != null)
{
errorLabel.Text = dr.Error;
bAdd.Enabled = true;
}
else
{
try
{
Investment inv = new Investment(new Stock(tbCompanyName.Text), Convert.ToInt32(tbQuantityBought.Text), DateTime.Parse(dateTimePicker1.Value.ToShortDateString()), Convert.ToDecimal(tbStockValue.Text.Replace(".", ",")));
thisPortfolio.addInvestment(inv);
errorLabel.Text = "";
this.Close();
}
catch(CurrencyParseFailedException)
{
errorLabel.Text = "Failed to get original currency of company stocks.";
}
catch(CurrencyNotFoundException)
{
errorLabel.Text = "Failed to perform currency exchange.";
}
finally
{
bAdd.Enabled = true;
}
}
}