private void loadFromToolStripMenuItem_Click(object sender, EventArgs e)
{
_table.Clear();
using (FolderBrowserDialog folderBrowserDialog = new FolderBrowserDialog())
{
DialogResult result = folderBrowserDialog.ShowDialog();
if (result == DialogResult.OK && !string.IsNullOrWhiteSpace(folderBrowserDialog.SelectedPath))
{
string[] filePaths = Directory.GetFiles(folderBrowserDialog.SelectedPath);
foreach (string path in filePaths)
{
TradeHistory tradeHistory = ProcessFile(path);
AssetSummary assetSummary = tradeHistory.GetSummary();
object[] rowData =
{
assetSummary.Asset,
assetSummary.NumberOfTrades,
assetSummary.AverageWinPercentage,
assetSummary.NumberOfTradesOverTenPercent,
assetSummary.AveragePercentGainOverTenPercent,
assetSummary.NumberOfWins,
assetSummary.NumberOfLosses,
assetSummary.AverageLosingPercent
};
object[] row = new object[rowData.Length + assetSummary.NumberInMonth.Length];
rowData.CopyTo(row, 0);
assetSummary.NumberInMonth.CopyTo(row, rowData.Length);
_table.Rows.Add(row);
}
}
}
}
public AssetSummary GetSummary()
{
AssetSummary summary = new AssetSummary();
summary.Asset = Asset;
summary.NumberOfTrades = _closedTrades.Count;
IEnumerable <ClosedTrade> winningTrades = _closedTrades.Where(x => x.Percentage > 0).ToList();
IEnumerable <ClosedTrade> losingTrades = _closedTrades.Where(x => x.Percentage < 0).ToList();
IEnumerable <ClosedTrade> winsOverTenPercent = _closedTrades.Where(x => x.Percentage >= 10).ToList();
summary.AverageWinPercentage = !winningTrades.Any() ? 0 : winningTrades.Average(x => x.Percentage);
summary.AverageLosingPercent = !losingTrades.Any() ? 0 : losingTrades.Average(x => x.Percentage);
summary.NumberOfLosses = losingTrades.Count();
summary.NumberOfWins = winningTrades.Count();
summary.AveragePercentGainOverTenPercent = !winsOverTenPercent.Any() ? 0 : winsOverTenPercent.Average(x => x.Percentage);
summary.NumberOfTradesOverTenPercent = winsOverTenPercent.Count();
summary.AverageWinPercentage = Math.Round(summary.AverageWinPercentage, 2);
summary.AverageLosingPercent = Math.Round(summary.AverageLosingPercent, 2);
summary.AveragePercentGainOverTenPercent = Math.Round(summary.AveragePercentGainOverTenPercent, 2);
summary.NumberInMonth = new int[12];
TimeSpan oneYear = new TimeSpan(365, 0, 0, 0);
MonthIterator months = new MonthIterator(DateTime.Now.Subtract(oneYear));
int i = 0;
foreach (DateTime dateTime in months)
{
int count = _closedTrades.Count(x =>
x.DateOpened.Month == dateTime.Month && x.DateOpened.Year == dateTime.Year);
summary.NumberInMonth[i] = count;
i++;
}
return(summary);
}
