public async Task <ActionResult <Question> > PostQuestion([FromForm] QuestionRequest request, IFormFile image)
{
var list = new List <string>();
foreach (string option in request.option)
{
list.Add(option);
}
request.options = JsonConvert.SerializeObject(list);
var question = new Question
{
title = request.title,
options = request.options,
theory_exam_id = request.theory_exam_id,
correct_answer = request.correct_answer
};
_context.questions.Add(question);
await _context.SaveChangesAsync();
var image_name = ImagesHelper.save(image);
_context.images.Add(new Image
{
name = image_name,
imageable_id = question.id,
imageable_type = "Question"
});
await _context.SaveChangesAsync();
return(CreatedAtAction("GetQuestion", new { id = question.id }, question));
}
public async Task <IActionResult> PutQuestion(int id, [FromForm] QuestionRequest request, IFormFile image)
{
var list = new List <string>();
foreach (string option in request.option)
{
list.Add(option);
}
request.options = JsonConvert.SerializeObject(list);
var question = new Question
{
title = request.title,
options = request.options,
theory_exam_id = request.theory_exam_id,
correct_answer = request.correct_answer,
updated_at = DateTime.Now,
};
_context.Entry(question).State = EntityState.Modified;
if (image != null)
{
string image_name;
var pImage = _context.images.Where(i => (i.imageable_id == request.id && i.imageable_type == "Question")).FirstOrDefault();
ImagesHelper.delete(pImage.name);
image_name = ImagesHelper.save(image);
var local = _context.Set <Image>().Local.FirstOrDefault(i => i.id == pImage.id);
if (local != null)
{
_context.Entry(local).State = EntityState.Detached;
}
_context.Entry(new Image
{
id = pImage.id,
name = image_name,
imageable_id = request.id,
imageable_type = "Question"
}).State = EntityState.Modified;
}
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!QuestionExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}