public ActionResult AddAnnouncement(AnnouncemtentModels.AddAnnouncementModel model)
        {
            Course       c    = db.Courses.Single(x => x.Id == model.CourseId);
            Announcement temp = new Announcement();

            temp.NewsText = model.News;
            //temp.CourseId = model.CourseId;
            temp.Course = c;

            temp.AnnoucementDate = model.AnnouncementDate;
            //ds
            db.Announcements.Add(temp);
            db.SaveChanges();
            return(RedirectToAction("AddAnnouncement"));
        }
 public ActionResult AddAnnouncement()
 {
     AnnouncemtentModels.AddAnnouncementModel model = new AnnouncemtentModels.AddAnnouncementModel();
     model.allCourses = db.Courses;
     return(View(model));
 }