public async Task <ActionResult> DeleteConfirmed(int id)
        {
            PhanLoaiTapChi phanLoaiTapChi = await db.PhanLoaiTapChis.FindAsync(id);

            db.PhanLoaiTapChis.Remove(phanLoaiTapChi);
            await db.SaveChangesAsync();

            return(RedirectToAction("Index"));
        }
        public async Task <ActionResult> Edit([Bind(Include = "MaLoaiTapChi,TenLoaiTapChi")] PhanLoaiTapChi phanLoaiTapChi)
        {
            if (ModelState.IsValid)
            {
                db.Entry(phanLoaiTapChi).State = EntityState.Modified;
                await db.SaveChangesAsync();

                return(RedirectToAction("Index"));
            }
            return(View(phanLoaiTapChi));
        }
        public async Task <ActionResult> Create([Bind(Include = "MaLoaiTapChi,TenLoaiTapChi")] PhanLoaiTapChi phanLoaiTapChi)
        {
            if (ModelState.IsValid)
            {
                db.PhanLoaiTapChis.Add(phanLoaiTapChi);
                await db.SaveChangesAsync();

                return(RedirectToAction("Index"));
            }

            return(View(phanLoaiTapChi));
        }
        // GET: AdminPhanLoaiTapChi/Delete/5
        public async Task <ActionResult> Delete(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            PhanLoaiTapChi phanLoaiTapChi = await db.PhanLoaiTapChis.FindAsync(id);

            if (phanLoaiTapChi == null)
            {
                return(HttpNotFound());
            }
            return(View(phanLoaiTapChi));
        }
        public async Task <ActionResult> DeleteConfirmed(int id)
        {
            PhanLoaiTapChi phanLoaiTapChi = await db.PhanLoaiTapChis.FindAsync(id);

            List <BaiBao> baiBaos = await db.BaiBaos.Where(p => p.MaLoaiTapChi == phanLoaiTapChi.MaLoaiTapChi).ToListAsync();

            foreach (var baiBao in baiBaos)
            {
                baiBao.PhanLoaiTapChi = null;
            }
            db.PhanLoaiTapChis.Remove(phanLoaiTapChi);
            await db.SaveChangesAsync();

            return(RedirectToAction("Index"));
        }