public bool IsCorrectAnswer(string answer, Question question)
{
// multi choice
if (question.Answers.Count > 1)
{
char correctLetterAnswer = question.GetCorrectAnswerLetter();
if (answer.ToLower().StartsWith(correctLetterAnswer + ".")
|| answer.Split(new[] { ' ' })[0].ToLower().Equals(correctLetterAnswer.ToString(), StringComparison.CurrentCultureIgnoreCase))
{
return true;
}
}
string[] answerArray = RemoveInsignificants(answer.ToLower().Split(new[] { ' ' }));
string[] correctAnswerArray = RemoveInsignificants(question.GetCorrectAnswer().AnswerText.ToLower().Split(new[] { ' ' }));
List<string> usedWords = new List<string>();
foreach (var word in answerArray)
{
var cleanedUserWord = RemovePunctuation(word);
foreach (var cword in correctAnswerArray)
{
var cleanedRealWord = RemovePunctuation(cword);
if (cleanedUserWord.Equals(cleanedRealWord) && !usedWords.Contains(cleanedUserWord))
{
usedWords.Add(cleanedUserWord);
}
}
}
if (Convert.ToDouble(usedWords.Count) / correctAnswerArray.Length > TriviaPlugin.PercentageToBeCorrect
&& Convert.ToDouble(usedWords.Count) / correctAnswerArray.Length < TriviaPlugin.HighPercentageToBeCorrect
&& answerArray.Length < correctAnswerArray.Length + 5)
return true;
string s1 = string.Empty, s2 = string.Empty;
s1 = answerArray.Aggregate(s1, (current, a) => current + " " + a);
s2 = correctAnswerArray.Aggregate(s2, (current, a) => current + " " + a);
double calc = Convert.ToDouble(LevenshteinDistance.Compute(s1, s2)) / Convert.ToDouble(s1.Length + s2.Length);
return calc <= .5;
}
public void GotoNextQuestion()
{
Timer.Stop();
UsersAttempted.Clear();
CurrentQuestion = GetQuestion();
if (CurrentQuestion != null && GameStarted)
{
PrintQuestion(CurrentQuestion);
Timer.Start();
}
}
public void PrintQuestion(Question question)
{
SendMessage(Channel, string.Format("Question {0}: {1}", CurrentQuestionNum, question.QuestionText));
if (question.Answers.Count > 1)
{
char answerLetter = 'a';
foreach (var answer in question.Answers)
{
SendMessage(Channel, string.Format("{0}. {1}", answerLetter, answer.AnswerText));
answerLetter++;
}
}
}