private static void AnswerQuestion(int index, Quiz quiz)
{
QuizElement quizElement = quiz.GetQuizElement(index);
Console.WriteLine(quizElement.GetQuestion());
List <PossibleAnswer> possibleAnswers = quizElement.GetPossibleAnswers();
for (int indexOfPossibleAnswer = 0; indexOfPossibleAnswer < possibleAnswers.Count; indexOfPossibleAnswer++)
{
Console.WriteLine(indexOfPossibleAnswer.ToString() + ": " + possibleAnswers[indexOfPossibleAnswer].GetPossibleAnswer());
}
Console.WriteLine("Type the number corresponding to the correct answer.");
try {
int indexOfAnswer = Int32.Parse(Console.ReadLine());
if (indexOfAnswer > possibleAnswers.Count - 1 || indexOfAnswer < 0)
{
Console.WriteLine("This number does not correspond with any of the given answers.");
}
else if (quiz.EvaluateAnswer(quizElement, indexOfAnswer))
{
Console.WriteLine("Your answer was correct, you were awarded one point!");
}
else
{
Console.WriteLine("Your answer was sadly incorrect.");
}
} catch {
Console.WriteLine("This is not a valid number.");
}
Console.WriteLine("You answered " + quiz.GetScore() + " out of " + quiz.GetAmountQuestions() + " questions correctly.");
}
public bool EvaluateAnswer(QuizElement quizElement, int indexOfAnswer)
{
amountQuestions++;
if (quizElement.GetPossibleAnswers()[indexOfAnswer].GetPossibleAnswer() == quizElement.GetCorrectAnswer())
{
score++;
return(true);
}
else
{
return(false);
}
}
private static void AddQuestion(Quiz quiz)
{
Console.WriteLine("Type your question now!");
string customQuestion = Console.ReadLine();
bool oneCorrectAnswer = false;
List <PossibleAnswer> customAnswers = new List <PossibleAnswer>();
while (true)
{
Console.WriteLine("Type one possible answer");
string answer = Console.ReadLine();
Console.WriteLine("Type true if this answer is the correct answer and false if it is not");
try {
bool isCorrect = Boolean.Parse(Console.ReadLine());
if (oneCorrectAnswer && isCorrect)
{
Console.WriteLine("Your question was not accepted; there may only be one correct answer.");
}
else
{
PossibleAnswer customAnswer = new PossibleAnswer(answer, isCorrect);
customAnswers.Add(customAnswer);
}
if (isCorrect)
{
oneCorrectAnswer = true;
}
} catch {
Console.WriteLine("Your question was not accepted; you need to type either true or false.");
}
if (oneCorrectAnswer)
{
Console.WriteLine("Type yes if you want to insert more possible answers.");
string continueInsertingAnswers = Console.ReadLine();
if (continueInsertingAnswers != "yes")
{
break;
}
}
}
QuizElement customQuizElement = new QuizElement(customQuestion, customAnswers);
quiz.AddQuizElement(customQuizElement);
}
public void AddQuizElement(QuizElement quizElement)
{
quizElements.Add(quizElement);
}
static void Main(string[] args)
{
Quiz quiz = new Quiz();
QuizElement smartestProgrammer = new QuizElement("Who is the worlds smartest programmer?", new List <PossibleAnswer>
{
new PossibleAnswer("Terry Davis", true),
new PossibleAnswer("Linus Torwalds", false),
new PossibleAnswer("James Gosling", false),
new PossibleAnswer("Bjarne Stroustrup", false),
});
QuizElement whoWouldWin = new QuizElement("1 trillion lions against the sun, who would win?", new List <PossibleAnswer>
{
new PossibleAnswer("The lions would just incinerate and die if they get close to the sun resulting in a win for the sun", false),
new PossibleAnswer("The lions would win if they attacked at night", true),
});
QuizElement earthMoonDistanceQuestion = new QuizElement("What is the shortest distance from the earth to the moon?", new List <PossibleAnswer>
{
new PossibleAnswer("225.623 km", false),
new PossibleAnswer("326.457 km", false),
new PossibleAnswer("363.104 km", true),
new PossibleAnswer("276.648 km", false),
new PossibleAnswer("178.128 km", false)
});
QuizElement evaluationQuestion = new QuizElement("Was this quiz fun?", new List <PossibleAnswer>
{
new PossibleAnswer("Yes", false),
new PossibleAnswer("Definitely so", false),
new PossibleAnswer("Sure", false),
new PossibleAnswer("Certainly", false),
new PossibleAnswer("Indeed, it was amazing", false),
new PossibleAnswer("No", true)
});
quiz.AddQuizElement(smartestProgrammer);
quiz.AddQuizElement(earthMoonDistanceQuestion);
quiz.AddQuizElement(whoWouldWin);
quiz.AddQuizElement(evaluationQuestion);
int index = 0;
while (true)
{
Console.WriteLine("Type 'q' to answer a question and 'a' to add a new question. You may also type exit to leave the quiz.");
string selectedAction = Console.ReadLine();
if (selectedAction == "exit")
{
break;
}
else if (selectedAction == "q")
{
if (quiz.GetQuizElements().Count > index)
{
AnswerQuestion(index, quiz);
index++;
}
else
{
Console.WriteLine("You answered every question! You may still add new questions.");
}
}
else if (selectedAction == "a")
{
AddQuestion(quiz);
}
}
}
