public void InsertSlide(SlideModel slide)
{
context.Slides.Add(slide);
}
public void UpdateSlide(SlideModel slide)
{
context.Entry(slide).State = EntityState.Modified;
}
public ActionResult Save(string[] images, int id)
{
for (int i = 1; i < images.Length; ++i)
{
var slide = slideRepository.GetSlide(id, i);
if (slide == null)
{
SlideModel newSlide = new SlideModel();
newSlide.Data = images[i];
newSlide.PresentationId = id;
newSlide.SlideNumber = i;
slideRepository.InsertSlide(newSlide);
slideRepository.Save();
}
else
{
slide.Data = images[i];
slideRepository.UpdateSlide(slide);
slideRepository.Save();
}
}
return null;
}