public void Add(HighScore newScore)
{
if (IsNewHighScore(newScore))
{
// Add the new highscore
List<HighScore> scores = Scores;
scores.Add(newScore);
HighScore lastElement = scores.OrderByDescending(a => a.Percent).ThenByDescending(a => a.Date).ElementAt(5);
scores.Remove(lastElement);
storageProvider.SaveHighScores(scores);
}
}
// Display Score
private void DisplayScore(object sender, EventArgs e)
{
// calculate the players score
HighScore newHighScore = new HighScore() { QuestionsCorrect = _game.Score, TotalQuestions = _game.TotalQuestions, Date = DateTime.Now };
// display the score grid
HighScoreGridVisibility = Visibility.Visible;
HighScoreText = String.Format(AppResources.HighScoreText, newHighScore.Percent);
// load the high score table
HighScoreTable hst = new HighScoreTable(_storageProvider);
if (hst.IsNewHighScore(newHighScore) && !_scoreEntered)
{
HighScoreAnnounceText = AppResources.HighScoreAnnounceText;
HighScoreNameVisibility = Visibility.Visible;
HighScoreNameLabelVisibility = Visibility.Visible;
}
}
public void HighScoreContinueButtonPressed(object sender, EventArgs e)
{
// was this a high score?
HighScore newHighScore = new HighScore() { QuestionsCorrect = _game.Score, TotalQuestions = _game.TotalQuestions, Date = DateTime.Now };
HighScoreTable hst = new HighScoreTable(_storageProvider);
if (hst.IsNewHighScore(newHighScore) && !_scoreEntered)
{
// enter in to the record books
newHighScore.Name = HighScoreNameText;
if (HighScoreNameText == "") newHighScore.Name = AppResources.AnonymousUser;
hst.Add(newHighScore);
_scoreEntered = true;
// hack to allow us to reset the high score
if (HighScoreNameText == AppResources.ResetPassword) hst.Reset();
}
// update the view model
HighScoreGridVisibility = Visibility.Collapsed;
// update the view model in case user hits back button from home screen
HighScoreNameVisibility = Visibility.Collapsed;
HighScoreNameLabelVisibility = Visibility.Collapsed;
// signify that the game has well and truly ended
this.GameEnded(this,new EventArgs());
}
public bool IsNewHighScore(HighScore newScore)
{
// copy the list into local
List<HighScore> localScores = Scores.ToList<HighScore>();
// add and see what position it would make
localScores.Add(newScore);
// return true if the new score makes the top scores
int newIndex = localScores.OrderByDescending(a => a.Percent).ThenByDescending(a => a.Date).ToList<HighScore>().IndexOf(newScore);
return newIndex < Scores.Count();
}