/// <summary>
/// This method is executed as a thread. It has the purpose of invoking some main thread code
/// after waiting 2 seconds.
/// </summary>
/// <remarks>
/// This thread does not block the main thread with sleep, and the code executed in invoke is called
/// within the main thread, so we don't have to manage concurrency and avoid using locks.
/// </remarks>
private void SleepAndUpdateGame()
{
Thread.Sleep(2000);
Threading.Invoke(() =>
{
if (FlippedCard2.Equals(FlippedCard1))
{
Score += 1;
FlippedCard1.Remove();
FlippedCard2.Remove();
if (GameEnd())
{
RefresDataView();
CheckScoreAndFinish();
}
}
else
{
Score -= 1;
FlippedCard1.PutFaceDown();
FlippedCard2.PutFaceDown();
}
FlippedCard1 = null;
FlippedCard2 = null;
RefresDataView();
});
}
/// <summary>
/// This method shows the final score to the user, and store it in a file if it's a nre record.
/// </summary>
private void CheckScoreAndFinish()
{
string newRecord = "";
List <int> recordList = TextTools.GetRecords();
int[] records = recordList.ToArray();
if (records != null && records.Count() > 0) // modify the array to include the new value if it's a record.
{
if (records.All(x => x < Score))
{
recordList.Insert(0, Score);
TextTools.SaveRecords(recordList.ToArray());
newRecord = " You got a new record!";
}
}
else
{
TextTools.SaveRecords(new int[] { Score });
newRecord = " You got a new record!";
}
MessageBox.Show($"You finished the game with a score of: {Score}." + newRecord, "Congratulations!");
Threading.Invoke(() =>
{
NavigationWindow mainWindow = Application.Current.MainWindow as NavigationWindow;
mainWindow.NavigationService.Navigate(new StartView());
});
}
/// <summary>
/// Thread function to show the logo during a seconds and automatically navigate to the StartWindow.
/// </summary>
/// <remarks>
/// We need to use the Dispatcher because from this thread we can't manage UI thread objects.
/// This thread doesn't really shows the logo, as it appears when the page is rendered, but lets the user
/// see it during a few seconds before starting the game.
/// </remarks>
private void SleepAndNavigate()
{
Thread.Sleep(2000);
Threading.Invoke(() =>
{
NavigationService?.Navigate(new StartView());
});
}