public void DeleteNews(DiplomProjectNews news)
{
var cpnews = Context.DiplomProjectNewses.Single(x => x.Id == news.Id && x.LecturerId == news.LecturerId);
Context.DiplomProjectNewses.Remove(cpnews);
Context.SaveChanges();
}
public DiplomProjectNews SaveNews(DiplomProjectNews news, IList<Attachment> attachments, Int32 userId)
{
using (var repositoriesContainer = new LmPlatformRepositoriesContainer())
{
if (!string.IsNullOrEmpty(news.Attachments))
{
var deleteFiles =
repositoriesContainer.AttachmentRepository.GetAll(
new Query<Attachment>(e => e.PathName == news.Attachments)).ToList().Where(e => attachments.All(x => x.Id != e.Id)).ToList();
foreach (var attachment in deleteFiles)
{
FilesManagementService.DeleteFileAttachment(attachment);
}
}
else
{
news.Attachments = GetGuidFileName();
}
FilesManagementService.SaveFiles(attachments.Where(e => e.Id == 0), news.Attachments);
foreach (var attachment in attachments)
{
if (attachment.Id == 0)
{
attachment.PathName = news.Attachments;
repositoriesContainer.AttachmentRepository.Save(attachment);
}
}
}
var cpEditNews = Context.DiplomProjectNewses.FirstOrDefault(x => x.Id == news.Id && x.LecturerId == news.LecturerId);
if (cpEditNews != null)
{
CourseProjectNews cpnews = new CourseProjectNews();
cpEditNews.Body = news.Body;
cpEditNews.Disabled = news.Disabled;
cpEditNews.EditDate = news.EditDate;
cpEditNews.LecturerId = news.LecturerId;
cpEditNews.Attachments = news.Attachments;
cpEditNews.Title = news.Title;
}
else {
Context.DiplomProjectNewses.Add(news);
}
Context.SaveChanges();
return news;
}