public ActionResult StartAsyncSession(int sessionid, int pollid)
{
if (Session["uid"] == null || Session["uid"].ToString().Equals(""))
{
return RedirectToAction("Index", "Home");
}
if ((int)Session["user_type"] < User_Type.POLL_USER)
{
return RedirectToAction("Invalid", "Home");
}
int questnum = 0;
if (Session["currentQuestionNumber"] == null || (int)Session["currentWebpollingSessionid"] != sessionid)
{
Session["currentQuestionNumber"] = 0;
Session["completed"] = "";
questnum = (int)Session["currentQuestionNumber"];
}
else
{
questnum = (int)Session["currentQuestionNumber"];
}
if (TempData["webpollingError"] != null)
{
String[] error = TempData["webpollingError"].ToString().Split(',');
ModelState.AddModelError(error[0], error[1]);
}
PollAndQuestions pollAndQuestionModel = new PollAndQuestions();
pollAndQuestionModel.sessionData = new pollModel().displaySessionDetails(sessionid);
List<questionModel> tempList = new questionModel().displayQuestionsFromAPoll(pollid);
Session["currentWebpollingSessionid"] = sessionid;
Session["currentWebpollingPollid"] = pollid;
pollAndQuestionModel.questionData = new questionModel().getQuestion(tempList[questnum].questionid);
Session["AllQuestion"] = tempList;
//if its the last question, then let the view know so that the next button could be replaced with submit last answer
Session["endOfQuestion"] = false;
if (tempList.Count() == questnum+1)
{
Session["endOfQuestion"] = true;
}
Session["currentQuestionNumber"] = questnum;
List<answerModel> unsorted = new answerModel().getPollAnswers(pollid);
List<answerModel> s = new List<answerModel>();
List<int> questionCheck = new List<int>();
List<questionModel> answeredQuestions = new questionModel().GetAnsweredMCQQuestions(sessionid, (int)Session["uid"]);
// Get a set of answer list for this question
foreach (var answer in unsorted)
{
if (pollAndQuestionModel.questionData.questionid == answer.questionid && !questionCheck.Contains(pollAndQuestionModel.questionData.questionid))
{
//sorted.Add(new answerModel().displayAnswers(pollAndQuestionModel.questionData.questionid));
s = new answerModel().displayAnswers(pollAndQuestionModel.questionData.questionid);
questionCheck.Add(pollAndQuestionModel.questionData.questionid);
}
}
pollAndQuestionModel.answerData = s;
List<int?> selected = new List<int?>();
// To set the first question's radio button to user's previous answer if he's answered it before
foreach (var answeredquestion in answeredQuestions)
{
selected = new responseModel().getRankingAnswerIds(sessionid, (int)Session["uid"], pollAndQuestionModel.questionData.questionid);
foreach (var a in s) {
if (answeredquestion.answer == a.answer)
{
Session["selectedAnswer"] = answeredquestion.answer;
}
}
}
if (pollAndQuestionModel.questionData.questiontype == 6)
{
ViewData["numOfPossibleAnswers"] = pollAndQuestionModel.questionData.numberofresponses;
buildSelectList(s, selected);
}
return View(pollAndQuestionModel);
}
// Function to either create or update a MCQ of type 3, 4 and 5
public void AnswerMultipleChoiceQuestion(int selectedAnswer, int sessionid, int userid, int currentquestionid)
{
List<questionModel> answeredQuestions = new questionModel().GetAnsweredMCQQuestions(sessionid, userid);
questionModel answeredQuestion = new questionModel();
foreach (var item in answeredQuestions)
{
if (item.questionid == currentquestionid)
{
answeredQuestion = item;
}
}
// If a question has been answered by this user before, then update that data
if (answeredQuestion.question != null)
{
int responseId = new responseModel().getResponseId(sessionid, userid, answeredQuestion.answer);
try
{
new responseModel().updateMCQResponse(responseId, selectedAnswer);
}
catch (Exception e)
{
throw (e);
}
}
// else create a new row
else
{
try
{
new responseModel().createMCQResponse(userid, selectedAnswer, sessionid);
}
catch (Exception e)
{
throw (e);
}
}
}
// Function to either create or update a MCQ of type 6, Ranking Question
public void AnswerRankingQuestion(String selectedAnswer, int sessionid, int userid, int currentquestionid)
{
List<questionModel> answeredQuestions = new questionModel().GetAnsweredMCQQuestions(sessionid, userid);
List<String> answeredQuestion = new List<String>();
foreach (var item in answeredQuestions)
{
if (item.questionid == currentquestionid)
{
answeredQuestion.Add(item.answer);
}
}
String[] answers = selectedAnswer.Split(',');
// If a question has been answered by this user before, then update that data
if (answeredQuestion.Count() != 0)
{
for (int i = 0; i < answers.Count(); i++)
{
int responseId = new responseModel().getResponseId(sessionid, userid, answeredQuestion[i]);
int preferencenumber = i;
try
{
new responseModel().updateRankingResponse(responseId, Convert.ToInt32(answers[i]), preferencenumber+1);
}
catch (Exception e)
{
throw (e);
}
}
}
// else create a new row
else
{
for (int i = 0; i < answers.Count(); i++)
{
int preferencenumber = i;
try
{
new responseModel().createRankingResponse(userid, Convert.ToInt32(answers[i]), sessionid, preferencenumber+1);
}
catch (Exception e)
{
throw (e);
}
}
}
}