private string RunAllEstimatePIParts(int DartCount, int Parts, string PathToDir, string SecurityCode)
{
DateTime StartTime = DateTime.Now;
List <Process> processList = new List <Process>();
int DartsPerFile = DartCount / Parts;
for (int i = 1; i < Parts + 1; i++)
{
ProcessStartInfo processStartInfo = new ProcessStartInfo();
processStartInfo.Arguments = $" {SecurityCode} {DartsPerFile} {i}";
processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;
processStartInfo.FileName = $@"C:\B\EstimatePI\EstimatePIPartConsole\bin\Debug\netcoreapp3.1\EstimatePIPartConsole.exe";
processStartInfo.CreateNoWindow = true;
Process process = new Process();
process = Process.Start(processStartInfo);
processList.Add(process);
lblStatus.Text = $"Process count [{i}]";
lblStatus.Refresh();
Application.DoEvents();
}
int processStillRunning = processList.Where(c => c.HasExited == false).Count();
while (processStillRunning > 0)
{
processStillRunning = processList.Where(c => c.HasExited == false).Count();
lblStatus.Text = $"Process count [{processStillRunning}]";
lblStatus.Refresh();
Application.DoEvents();
}
DirectoryInfo di = new DirectoryInfo(PathToDir);
if (!di.Exists)
{
return($@"Could not find director [{di.FullName}]");
}
List <FileInfo> fiList = di.GetFiles().Where(c => c.Name.StartsWith("EstimatePIResult_")).ToList();
EstimatedPIResult estimatedPIResultFinal = new EstimatedPIResult();
foreach (FileInfo fi in fiList)
{
lblStatus.Text = $"Reading temp files [{fi.FullName}]";
lblStatus.Refresh();
Application.DoEvents();
string FirstLine = $"Count,InCircle,PI,Seconds";
StreamReader sr = fi.OpenText();
string FirstLineRead = sr.ReadLine();
if (FirstLineRead != FirstLine)
{
sr.Close();
return($"First line of file [{fi.FullName}] is not equal to [{FirstLine}]");
}
string SecondLineRead = sr.ReadLine();
List <string> SecondLineValueTextList = SecondLineRead.Split(",".ToCharArray(), StringSplitOptions.None).ToList();
// second line should contain the values of Count,InCircle,PI,Seconds
if (SecondLineValueTextList.Count != 4)
{
sr.Close();
return($"Second line of file [{fi.FullName}] does not have 4 items. It has [{SecondLineRead}]");
}
sr.Close();
int Count = int.Parse(SecondLineValueTextList[0]);
int InCircle = int.Parse(SecondLineValueTextList[1]);
estimatedPIResultFinal.Count += Count;
estimatedPIResultFinal.InCircle += InCircle;
}
foreach (FileInfo fi in fiList)
{
try
{
lblStatus.Text = $"Deleting temp files [{fi.FullName}]";
lblStatus.Refresh();
Application.DoEvents();
fi.Delete();
}
catch (Exception ex)
{
return($"Error while trying to delete [{fi.FullName}]");
}
}
estimatedPIResultFinal.EstimatedPI = 4.0D * (double)estimatedPIResultFinal.InCircle / (double)estimatedPIResultFinal.Count;
FileInfo fiResult = new FileInfo($@"{PathToDir}EstimatedPIResults.csv");
DateTime EndTime = DateTime.Now;
TimeSpan timeSpan = new TimeSpan(EndTime.Ticks - StartTime.Ticks);
lblStatus.Text = $"Creating result file [{fiResult.FullName}]";
lblStatus.Refresh();
Application.DoEvents();
StreamWriter sw = fiResult.CreateText();
sw.WriteLine($"Count,InCircle,PI,Seconds");
sw.WriteLine($"{estimatedPIResultFinal.Count},{estimatedPIResultFinal.InCircle},{estimatedPIResultFinal.EstimatedPI.ToString("F8")},{timeSpan.Seconds}");
sw.Close();
lblStatus.Text = $"Done...";
lblStatus.Refresh();
Application.DoEvents();
return("");
}
private void butStartEstimatingPI_Click(object sender, EventArgs e)
{
int DartCount = int.Parse(textBoxNumberOfDarts.Text);
int Parts = int.Parse(textBoxParts.Text);
string SecurityCode = "123456789";
if (DartCount < 1 || DartCount > 1000000000)
{
richTextBoxStatus.AppendText(@"Sorry: first arg ""DartCount"" should be between 1 and 1000000000\r\n");
return;
}
if (Parts < 1 || Parts > 100)
{
richTextBoxStatus.AppendText(@"Sorry: second arg ""Parts"" should be between 1 and 100\r\n");
return;
}
if (Parts > DartCount)
{
richTextBoxStatus.AppendText(@"Sorry: second arg ""Parts"" should be bigger than first arg ""DartCount""\r\n");
return;
}
string retStr = RunAllEstimatePIParts(DartCount, Parts, PathToDir, SecurityCode);
if (!string.IsNullOrWhiteSpace(retStr))
{
richTextBoxStatus.AppendText(@"Sorry: an error occured during the execution of the app\r\n");
return;
}
else
{
FileInfo fiResult = new FileInfo($@"{PathToDir}EstimatedPIResults.csv");
if (!fiResult.Exists)
{
Console.WriteLine($"Could not find file [{fiResult.FullName}]");
return;
}
string FirstLine = $"Count,InCircle,PI,Seconds";
StreamReader sr = fiResult.OpenText();
string FirstLineRead = sr.ReadLine();
if (FirstLineRead != FirstLine)
{
Console.WriteLine($"First line of file [{fiResult.FullName}] is not equal to [{FirstLine}]");
}
string SecondLineRead = sr.ReadLine();
List <string> SecondLineValueTextList = SecondLineRead.Split(",".ToCharArray(), StringSplitOptions.None).ToList();
// second line should contain the values of Count,InCircle,PI,Seconds
if (SecondLineValueTextList.Count != 4)
{
sr.Close();
Console.WriteLine($"Second line of file [{fiResult.FullName}] does not have 4 items. It has [{SecondLineRead}]");
}
sr.Close();
EstimatedPIResult estimatedPIResult = new EstimatedPIResult();
estimatedPIResult.Count = int.Parse(SecondLineValueTextList[0]);
estimatedPIResult.InCircle = int.Parse(SecondLineValueTextList[1]);
estimatedPIResult.EstimatedPI = double.Parse(SecondLineValueTextList[2]);
estimatedPIResult.Seconds = int.Parse(SecondLineValueTextList[3]);
richTextBoxStatus.AppendText($"Count [{estimatedPIResult.Count}] In Circle [{estimatedPIResult.InCircle}] Estimated PI [{estimatedPIResult.EstimatedPI.ToString("F8")}] In Seconds [{estimatedPIResult.Seconds}]\r\n");
richTextBoxStatus.AppendText("\r\n");
richTextBoxStatus.AppendText("Done...\r\n");
}
}
static void Main(string[] args)
{
string PathToDir = @"C:\EstimatePI\";
string SecurityCode = "123456789";
if (args.Length != 2)
{
Console.WriteLine("How to use the app");
Console.WriteLine("------------------");
Console.WriteLine("Ex: EstimatePIConsole 100000000 100");
Console.WriteLine("");
Console.WriteLine("EstimatePIConsole DartCount Parts");
Console.WriteLine("");
Console.WriteLine("Args");
Console.WriteLine("DartCount --- should be an int representing the number of Darts to throw");
Console.WriteLine(" value should be between 1 and 1000000000 and bigger than Parts");
Console.WriteLine("Parts --- should be an int representing the number of parts to subdivide the DartCount");
Console.WriteLine(" value should be between 1 and 100 and smaller than DartCount");
Console.WriteLine("");
Console.WriteLine($@"The output will be automatically created under the C:\EstimatePI\EstimatedPIResults.csv");
}
else
{
int DartCount = int.Parse(args[0]);
if (DartCount < 1 || DartCount > 1000000000)
{
Console.WriteLine(@"Sorry: first arg ""DartCount"" should be between 1 and 1000000000");
return;
}
int Parts = int.Parse(args[1]);
if (Parts < 1 || Parts > 100)
{
Console.WriteLine(@"Sorry: second arg ""Parts"" should be between 1 and 100");
return;
}
if (Parts > DartCount)
{
Console.WriteLine(@"Sorry: second arg ""Parts"" should be bigger than first arg ""DartCount""");
return;
}
string retStr = RunAllEstimatePIParts(DartCount, Parts, PathToDir, SecurityCode);
if (!string.IsNullOrWhiteSpace(retStr))
{
Console.WriteLine(@"Sorry: an error occured during the execution of the app");
return;
}
else
{
FileInfo fiResult = new FileInfo($@"{PathToDir}EstimatedPIResults.csv");
if (!fiResult.Exists)
{
Console.WriteLine($"Could not find file [{fiResult.FullName}]");
return;
}
string FirstLine = $"Count,InCircle,PI,Seconds";
StreamReader sr = fiResult.OpenText();
string FirstLineRead = sr.ReadLine();
if (FirstLineRead != FirstLine)
{
Console.WriteLine($"First line of file [{fiResult.FullName}] is not equal to [{FirstLine}]");
}
string SecondLineRead = sr.ReadLine();
List <string> SecondLineValueTextList = SecondLineRead.Split(",".ToCharArray(), StringSplitOptions.None).ToList();
// second line should contain the values of Count,InCircle,PI,Seconds
if (SecondLineValueTextList.Count != 4)
{
sr.Close();
Console.WriteLine($"Second line of file [{fiResult.FullName}] does not have 4 items. It has [{SecondLineRead}]");
}
sr.Close();
EstimatedPIResult estimatedPIResult = new EstimatedPIResult();
estimatedPIResult.Count = int.Parse(SecondLineValueTextList[0]);
estimatedPIResult.InCircle = int.Parse(SecondLineValueTextList[1]);
estimatedPIResult.EstimatedPI = double.Parse(SecondLineValueTextList[2]);
estimatedPIResult.Seconds = int.Parse(SecondLineValueTextList[3]);
Console.WriteLine($"Count [{estimatedPIResult.Count}] In Circle [{estimatedPIResult.InCircle}] Estimated PI [{estimatedPIResult.EstimatedPI.ToString("F8")}] In Seconds [{estimatedPIResult.Seconds}]");
Console.WriteLine("");
Console.WriteLine("Done...");
}
}
}
