public ActionResult Edit(PostEditViewModel postEditViewModel)
{
if (ModelState.IsValid)
{
postPresentationService.SavePostEditViewModel(postEditViewModel);
return RedirectToAction("Index");
}
return View(postEditViewModel);
}
public void SavePostEditViewModel(PostEditViewModel postEditViewModel)
{
Post post = postRepository.Get(postEditViewModel.Id) ?? new Post
{
PostDate = DateTime.Now,
HitCount = 1,
Id = 0,
Body = string.Empty,
Name = "New post",
Tags = new Collection<Tag>(),
};
post.Name = postEditViewModel.Name;
post.Body = postEditViewModel.Body;
post.Tags.Clear();
postEditViewModel.Tags = postEditViewModel.Tags ?? string.Empty;
var tagNames = postEditViewModel.Tags.Split(',').Select(s => s.Replace(" ", string.Empty)).Where(s => !string.IsNullOrWhiteSpace(s));
foreach (string tagName in tagNames)
{
var tag = tagRepository.Get(tagName) ?? new Tag() {Name = tagName, Posts = new HashSet<Post>()};
post.Tags.Add(tag);
}
postRepository.Save(post);
tagRepository.DeleteUnusedTags();
}
