public ActionResult AuxAdd()
        {
            var model = new Format();

            return PartialView("_FormatFields", model);
        }
        public async Task<ActionResult> AuxAdd(Format t)
        {
            var cl = db.Entities
                .FirstOrDefault(c => t.FormatDescription == c.FormatDescription);

            if (cl == null)
            {
                cl = t;
                db.Add(t);
                await db.SaveChangesAsync();
            }

            return Json((await db.Entities
                .OrderBy(ct => ct.Id)
                .ToListAsync())
                .Select(ct => new
                {
                    value = ct.Id.ToString(),
                    text = ct.FormatDescription,
                    selected = ct.Id == cl.Id
                })
                .ToList());
        }
 private bool DoesFormatExist(Format format)
 {
     return db.Entities
         .Any(f => f.Id != format.Id && f.FormatDescription == format.FormatDescription);
 }