public bool AddPerson(string form)
{
if (string.IsNullOrWhiteSpace(form))
{
return(false);
}
PeopleInGroup += 1;
var questions = form.ToCharArray();
foreach (var q in questions)
{
if (Questions.ContainsKey(q))
{
Questions[q] += 1;
}
else
{
Questions.Add(q, 1);
}
}
return(true);
}
public void CheckAnswer(string key, IEnumerable <string> answerKeys)
{
NumberOfAnswers++;
RaisePropertyChanged(nameof(NumberOfAnswers));
if (!Questions.ContainsKey(key))
{
}
else if (Questions[key].CorrectAnswerKeys.OrderBy(i => i).SequenceEqual(answerKeys.OrderBy(i => i)))
{
Reoccurrences[key] -= 1;
NumberOfCorrectAnswers++;
RaisePropertyChanged(nameof(NumberOfCorrectAnswers));
}
else
{
Reoccurrences[key] += SettingsHelper.ReoccurrencesIfBad;
if (Reoccurrences[key] > SettingsHelper.MaxReoccurrences)
{
Reoccurrences[key] = SettingsHelper.MaxReoccurrences;
}
NumberOfBadAnswers++;
RaisePropertyChanged(nameof(NumberOfBadAnswers));
}
if (Reoccurrences.ContainsKey(key) && Reoccurrences[key] == 0)
{
NumberOfLearnedQuestions++;
RaisePropertyChanged(nameof(NumberOfLearnedQuestions));
NumberOfRemainingQuestions--;
RaisePropertyChanged(nameof(NumberOfRemainingQuestions));
}
if (IsTestCompleted())
{
StopTimer();
}
}