public static List <QuizQuestionsVM> SetUserAnswers(Guid qtid, List <QuizQuestionsVM> list)
{
foreach (var item in list)
{
item.UserAnswers = QuizUserAnswerVM.MsToVMs(QuizUserAnswerService.GetByQQIDQTID(Guid.Parse(item.ID), qtid));
}
return(list);
}
public static QuizQuestionAnswerVM SetSurveyFormat(QuizQuestionAnswer model, Guid qiid, int takerCount, Guid aid)
{
var temp = SetSubData(model, aid);
var answered = QuizUserAnswerService.GetByQQIDQAID(model.QuizQuestionsID, model.ID).Count();
temp.Percent = takerCount > 0? (answered / takerCount) * 100:0;
return(temp);
}
public static bool Remove(Guid id, Guid qiid, Guid aid)
{
try {
using (var context = new CentralProcessContext()) {
var query = (from i in context.QuizTakersDB where i.ID == id && i.QuizInfoID == qiid select i).FirstOrDefault();
context.QuizTakersDB.Remove(query);
context.SaveChanges();
//remove quizUserAnswers
if (QuizUserAnswerService.RemoveByQTID(id) && DateTimeStorageService.Remove(query.DateTimeStorageID, aid, query.ID))
{
return(true);
}
return(false);
}
} catch { return(false); }
}