public ActionResult DeleteConfirmed(string id, string year, string teacher)
        {
            HomeRoomTeacher homeRoomTeacher = db.HomeRoomTeachers.SingleOrDefault(a => a.Year.Id == year && a.Class.Id == id);

            db.HomeRoomTeachers.Remove(homeRoomTeacher);
            db.SaveChanges();
            return(RedirectToAction("Index"));
        }
        // GET: HomeRoomTeachers/Details/5
        public ActionResult Details(string id, string year, string teacher)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            HomeRoomTeacher homeRoomTeacher = db.HomeRoomTeachers.Include(h => h.Class).Include(h => h.Teacher).Include(h => h.Year).SingleOrDefault(a => a.Year.Id == year && a.Class.Id == id);

            if (homeRoomTeacher == null)
            {
                return(HttpNotFound());
            }
            return(View(homeRoomTeacher));
        }
        // GET: HomeRoomTeachers/Edit/5
        public ActionResult Edit(string id, string year, string teacher)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            HomeRoomTeacher homeRoomTeacher = db.HomeRoomTeachers.Include(h => h.Class).Include(h => h.Teacher).Include(h => h.Year).SingleOrDefault(a => a.Year.Id == year && a.Class.Id == id);

            if (homeRoomTeacher == null)
            {
                return(HttpNotFound());
            }
            ViewBag.ClassId   = new SelectList(db.Classes, "Id", "name_Class", homeRoomTeacher.ClassId);
            ViewBag.TeacherId = new SelectList(db.Teachers, "Id", "name_Teacher", homeRoomTeacher.TeacherId);
            ViewBag.YearId    = new SelectList(db.Years, "Id", "Name", homeRoomTeacher.YearId);
            return(View(homeRoomTeacher));
        }
 public ActionResult Edit([Bind(Include = "TeacherId,ClassId,YearId")] HomeRoomTeacher homeRoomTeacher)
 {
     try
     {
         if (ModelState.IsValid)
         {
             db.Entry(homeRoomTeacher).State = EntityState.Modified;
             db.SaveChanges();
             return(RedirectToAction("Index"));
         }
         ViewBag.ClassId   = new SelectList(db.Classes, "Id", "name_Class", homeRoomTeacher.ClassId);
         ViewBag.TeacherId = new SelectList(db.Teachers, "Id", "name_Teacher", homeRoomTeacher.TeacherId);
         ViewBag.YearId    = new SelectList(db.Years, "Id", "Name", homeRoomTeacher.YearId);
         return(View(homeRoomTeacher));
     }
     catch (Exception ex)
     {
         ViewBag.ClassId   = new SelectList(db.Classes, "Id", "name_Class", homeRoomTeacher.ClassId);
         ViewBag.TeacherId = new SelectList(db.Teachers, "Id", "name_Teacher", homeRoomTeacher.TeacherId);
         ViewBag.YearId    = new SelectList(db.Years, "Id", "Name", homeRoomTeacher.YearId);
         return(View(homeRoomTeacher));
     }
 }