/// <summary>
/// Add Answer.
/// </summary>
/// <returns></returns>
public void AddAnswer(AnswerViewModel answerentry)
{
try
{
Answer _answer = ObjectMapper.Map <AnswerViewModel, Model.Entities.Answer>(answerentry);
//Add Answer
_answer.Question_Id = answerentry.Question_Id;
_answer.QuizEntryId = answerentry.QuizEntryId;
Answer newanswer = AnswerManager.Add(_answer);
int answerId = newanswer.Id;
//add Answer Questions Choices
if (answerentry.Answers.Count() > 0)
{
foreach (var item in answerentry.Answers)
{
AnswerQuestionChoice _answerquestion = ObjectMapper.Map <AnswerQuestionChoiceViewModel, Model.Entities.AnswerQuestionChoice>(item);
_answerquestion.AnswerId = answerId;
_answerquestion.QuestionChoiceId = item.QuestionChoiceId;
AnswerQuestionChoiceManager.Add(_answerquestion);
}
}
}
catch (Exception ex)
{
ExceptionManager.HandleException(ex, PolicyNameType.ExceptionReplacing);
}
}
/// <summary>
/// Get the point results for Unique questions in a quizEntry
/// </summary>
/// <param name="quizId">The quiz Id</param>
/// <param name="quizEntryID">Teh Quiz Entry ID</param>
/// <returns>Points Result for unique questions in a quizEntry</returns>
private int GetResultsForUniqueQuestions(int quizId, int quizEntryID)
{
int result = 0;
try
{
//AnswerQuestionChoices
List <AnswerQuestionChoice> answerquestionList = AnswerQuestionChoiceManager.GetAll();
//answer
List <Answer> answerList = AnswerManager.GetAnswersByQuizEntryId(quizEntryID);
//Questionchoices for unique answer
List <QuestionChoice> questionschoicesUniqueList = QuestionChoiceManager.GetCorrectQuestionForUnique();
//Question
List <Question> questionlist = QuestionManager.GetQuestionsByQuizId(quizId);
//Get the Results for UNIQUE CHOICE QUESTION
result =
(from Aq in answerquestionList
join a in answerList on Aq.AnswerId equals a.Id
join qc in questionschoicesUniqueList on Aq.QuestionChoiceId equals qc.Id
join q in questionlist on a.Question_Id equals q.Id
select qc).Sum(x => x.PointsValue);
}
catch (Exception ex)
{
ExceptionManager.HandleException(ex, PolicyNameType.ExceptionReplacing);
}
return(result);
}
/// <summary>
/// Get the point results for Multiple questions in a quizEntry
/// </summary>
/// <param name="quizId">The quiz Id</param>
/// <param name="quizEntryID">Teh Quiz Entry ID</param>
/// <returns>Points Result for Multiple questions in a quizEntry</returns>
private int GetResultsForMultipleQuestions(int quizId, int quizEntryID)
{
int result = 0;
try
{
//Get the ids of the multiple answer
List <int> QuestionIdsMultiple = QuestionChoiceManager.GetQuestionsMultiples(quizId);
//AnswerQuestionChoices
List <AnswerQuestionChoice> answerquestionList = AnswerQuestionChoiceManager.GetAll();
//answer
List <Answer> answerList = AnswerManager.GetAnswersByQuizEntryId(quizEntryID);
//Question
List <Question> questionlist = QuestionManager.GetQuestionsByQuizId(quizId);
//Questionchoices
List <QuestionChoice> questionschoicesList = QuestionChoiceManager.GetAll();
//Questionchoices for multiple answer
List <QuestionChoice> questionschoicesMultipleList = QuestionChoiceManager.GetCorrectQuestionForMultiple();
int multipleresult = 0;
//Get the Results for MULTIPLE CHOICE QUESTION
foreach (var item in QuestionIdsMultiple)
{
//Get the answer for the student for each multiple question
List <string> studentchoices =
(from Aq in answerquestionList
join a in answerList on Aq.AnswerId equals a.Id
join qc in questionschoicesList on Aq.QuestionChoiceId equals qc.Id
join q in questionlist on a.Question_Id equals q.Id
where qc.Question_Id == item
select qc.Id.ToString()).ToList();
//Get the correct Answer
List <string> correctanswer =
(from qc in questionschoicesMultipleList
where qc.Question_Id == item
select qc.Id.ToString()).ToList();
if (Extensions.AreEqual(studentchoices, correctanswer)) //Correct Answer
{
multipleresult += (from qc in questionschoicesMultipleList
where qc.Question_Id == item
select qc).Sum(x => x.PointsValue);
}
result = multipleresult;
}
}
catch (Exception ex)
{
ExceptionManager.HandleException(ex, PolicyNameType.ExceptionReplacing);
}
return(result);
}
