//ADD QUESTION ANSWER/////
public ActionResult AddAnswer(int qId)
{
Answer q = new Answer();
q.Index = _context.Questions.ToList().Find(x => x.Id == qId).Answers.Count() + 1;
q.QuestionId = qId;
return View(q);
}
public ActionResult AddAnswer(Answer answer)
{
if (ModelState.IsValid)
{
_context.Questions.ToList().Find(x => x.Id == answer.QuestionId).Answers.Add(answer);
Answer entry = _context.Entry(answer).Entity;
_context.SaveChanges();
return RedirectToAction("Edit/" + answer.QuestionId);
}
return View(answer);
}
private void shiftIndexes(Answer entry, int oldIndex, IEnumerable<Answer> dbset)
{
if (entry.Index - oldIndex == 1)
{
//Move forward by 1 step
try
{
dbset.First(x => x.Index == entry.Index).Index = oldIndex; //If was last row - it will throw an exception
}
catch (Exception e)
{ }
}
else if (entry.Index > oldIndex)
{
//We moved forward
foreach (var q in dbset.ToList())
{
if (oldIndex < q.Index && q.Index < entry.Index)
q.Index = q.Index - 1;
}
entry.Index = entry.Index - 1;
}
else if (entry.Index < oldIndex)
{
//We moved backwards
foreach (var q in dbset.ToList())
{
if (entry.Index <= q.Index && q.Index < oldIndex)
q.Index = q.Index + 1;
}
}
if (entry.Index > dbset.Count())
entry.Index = dbset.Count();
else if (entry.Index < 1)
entry.Index = 1;
}
public ActionResult EditAnswer(Answer answer)
{
if (ModelState.IsValid)
{
_context.Entry(answer).State = EntityState.Modified;
_context.SaveChanges();
return RedirectToAction("Edit", new { id = answer.QuestionId });
}
return View(answer);
}