void InitTimers()
{
pulseTimer = new RepeatedTimer(PulseTimerInterval);
pulseTimer.Elapsed += () => sessionManager.WritePulse();
activeAppTimer = new RepeatedTimer(ActiveAppInterval);
activeAppTimer.Elapsed += () => appMonitor.CheckActiveApplication();
regularScreenshotTimer = new RepeatedRandomTimer(MinIntershotTime, MaxIntershotTime);
regularScreenshotTimer.Elapsed += () => TakeScreenshot(null);
}
public void Run()
{
if (!CheckFunctionality())
{
return;
}
InputSessionLocation();
appMonitor.OnActiveWindowChanged += OnActiveWindowChanged;
InitTimers();
session = PrepareSession(sessionManager, systemInfo, out bool isNew);
if (isNew)
{
Console.WriteLine("Position the SafeExamApp console on top of your canvas account page and press Enter to start the session");
Console.ReadLine();
TakeScreenshot(null);
}
var timers = new RepeatedTimer[] { activeAppTimer, pulseTimer, regularScreenshotTimer };
foreach (var t in timers)
{
t.Start();
}
AppDomain.CurrentDomain.ProcessExit += OnConsoleClose;
Console.WriteLine("Your session is now active");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("DON'T CLOSE THIS WINDOW, WHILE YOUR EXAM IS RUNNING");
Console.ResetColor();
Console.WriteLine("Press Escape to complete the session at the end of the exam");
var prevShotTime = DateTime.MinValue;
while (true)
{
Thread.Sleep(1000);
try {
foreach (var t in timers)
{
t.Poll();
}
if (Console.KeyAvailable)
{
var key = Console.ReadKey(true);
if (key.Key == ConsoleKey.Escape)
{
Console.WriteLine("Are you sure you want to complete your session (Y/N)?");
if (Console.ReadKey(true).Key == ConsoleKey.Y)
{
sessionManager.CompleteSession(session);
Console.WriteLine("Your session is now over. The location of the log file can be seen below");
Console.WriteLine(session.FileName);
Console.WriteLine("Don't forget to add this file to your submission archive or upload it to a cloud storage!");
break;
}
else
{
Console.WriteLine("Session is continuing");
}
}
}
}
catch (Exception e) {
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine($"{DateTime.Now}: {e.Message}");
Console.ResetColor();
}
}
AppDomain.CurrentDomain.ProcessExit -= OnConsoleClose;
Console.ReadLine();
}
