public static AnswerList pickAnswers(string answersNumbers, AnswerList availableAnswers)
{
char tempChar;
char[] spearator = { ' ' };
string[] result = answersNumbers.Split(spearator);
AnswerList chosenAnswers = new AnswerList();
if (result.Length != 0)
{
foreach (var item in result)
{
if (item != "" && char.TryParse(item, out tempChar))
{
for (int i = 0; i < availableAnswers.Count(); i++)
{
if (tempChar == availableAnswers[i].questionNumber)
{
chosenAnswers.Add(availableAnswers[i]);
}
}
}
}
}
if (chosenAnswers.Count() != 0)
{
return(chosenAnswers);
}
return(null);
}
public bool correct(object object1)
{
AnswerList ans = object1 as AnswerList;
int numberOfAnswers = 0;
if (ans != null)
{
if (ans.Count() != this.Count())
{
return(false);
}
else if (ans.Count() == this.Count())
{
for (int i = 0; i < ans.Count(); i++)
{
for (int j = 0; j < this.Count(); j++)
{
if (ans[i].questionNumber == this[j].questionNumber)
{
numberOfAnswers++;
}
}
}
if (numberOfAnswers == this.Count())
{
return(true);
}
else
{
return(false);
}
}
}
return(false);
}
public static Answer pickAnswer(char questionNumber, AnswerList availableAnswers)
{
for (int i = 0; i < availableAnswers.Count; i++)
{
if (availableAnswers[i].questionNumber == questionNumber)
{
return(availableAnswers[i]);
}
}
return(null);
}
static void Main(string[] args)
{
//char[] spearator = {' '};
//string str = "a b c d";
//string[] result = str.Split(spearator);
//foreach (var item in result)
//{
// Console.WriteLine(char.Parse(item));
//}
AnswerList lst = new AnswerList()
{
new Answer('a', "True"), new Answer('b', "false"), new Answer('c', "maybe")
};
//AnswerList lst2 = new AnswerList() { new Answer('c', "True"), new Answer('b', "false") };
//Answer ans = new Answer('a' , "YES");
//foreach (var item in AnswerList.pickAnswers("a b" , lst))
//{
//Console.WriteLine(/*lst2.correct(AnswerList.pickAnswers("c b", lst))*/ ans.correct(new Answer('a',"YESsss")));
//}
ExamParent exam = new PracticeExam();
exam.questionAnswerDictionary = new Dictionary <Question, AnswerList>();
exam.questionAnswerDictionary.Add(new TrueOrFalse("True or false", "Is the sky blue?", 2, new Answer('a', "True")), lst);
foreach (var item in exam.questionAnswerDictionary)
{
Console.WriteLine($"{item.Key.head}");
Console.WriteLine($"{item.Key.body}");
Console.WriteLine($"marks : {item.Key.mark}");
foreach (var item2 in item.Value)
{
Console.WriteLine(item2.questionNumber + ")" + item2.answerBody);
}
if (item.Key.correctAnswer.correct(AnswerList.pickAnswer(Console.ReadKey().KeyChar, item.Value)))
{
exam.totalMarks = exam.totalMarks + item.Key.mark;
}
}
Console.WriteLine("\n" + "total user marks " + exam.totalMarks);
Console.ReadKey();
}