private async Task <SQuestion> CreateQuestionAsync(Survey quiz, SQuestionViewModel model)
{
SQuestion question = new SQuestion();
question.SurveyID = quiz.ID;
question.IsQuiz = false;
question.Title = model.Title;
question.TypeOfQuestion = Operations.GetQuestionType(model.TypeOfQuestion);
if (model.CorrectOption != null)
{
question.Options = new List <Option>();
question.Options.Add(model.CorrectOption);
question.Options.AddRange(model.Options);
}
question.IsActive = true;
question.ModifiedOn = DateTime.Now;
db.SQuestions.Add(question);
await db.SaveChangesAsync();
return(question);
}
private async Task <SQuestion> DeleteQuestionAsync(Survey quiz, SQuestionViewModel model, SQuestion question)
{
foreach (var attemptedQuestion in db.AttemptedQuestions.Where(at => at.Question.ID == question.ID).ToList())
{
attemptedQuestion.IsActive = false;
attemptedQuestion.ModifiedOn = DateTime.Now;
db.Entry(attemptedQuestion).State = System.Data.Entity.EntityState.Modified;
}
question.IsActive = false;
question.ModifiedOn = DateTime.Now;
db.Entry(question).State = System.Data.Entity.EntityState.Modified;
await db.SaveChangesAsync();
return(question);
}
private async Task <SQuestion> UpdateQuestionAsync(Survey quiz, SQuestionViewModel model, SQuestion question)
{
foreach (var option in question.Options.ToList())
{
option.IsActive = false;
option.ModifiedOn = DateTime.Now;
db.Entry(question).State = System.Data.Entity.EntityState.Modified;
}
question.SurveyID = quiz.ID;
question.Title = model.Title;
question.TypeOfQuestion = Operations.GetQuestionType(model.TypeOfQuestion);
if (model.CorrectOption != null)
{
question.Options = new List <Option>();
question.Options.Add(model.CorrectOption);
question.Options.AddRange(model.Options);
}
question.ModifiedOn = DateTime.Now;
db.Entry(question).State = System.Data.Entity.EntityState.Modified;
await db.SaveChangesAsync();
return(question);
}