public async Task <IActionResult> Edit(int id, [Bind("DoctorShiftID,DoctorID,ShiftID")] DoctorShifts doctorShifts)
        {
            if (id != doctorShifts.DoctorShiftID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(doctorShifts);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!DoctorShiftsExists(doctorShifts.DoctorShiftID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["DoctorID"] = new SelectList(_context.Doctor, "DoctorID", "Name", doctorShifts.DoctorID);
            ViewData["ShiftID"]  = new SelectList(_context.Shift, "ShiftID", "Name", doctorShifts.ShiftID);
            return(View(doctorShifts));
        }
        public async Task <IActionResult> Create([Bind("DoctorShiftID,DoctorID,ShiftID")] DoctorShifts doctorShifts)
        {
            if (ModelState.IsValid)
            {
                _context.Add(doctorShifts);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            ViewData["DoctorID"] = new SelectList(_context.Doctor, "DoctorID", "Name", doctorShifts.DoctorID);
            ViewData["ShiftID"]  = new SelectList(_context.Shift, "ShiftID", "Name", doctorShifts.ShiftID);
            return(View(doctorShifts));
        }
        protected override ValidationResult IsValid(object value, ValidationContext validationContext)
        {
            DoctorShifts doctorshift = (DoctorShifts)validationContext.ObjectInstance;

            /*case "Manha":
             * case "Morning":
             *  break;
             * case "Tarde":
             * case "Afternoon":
             *  break;
             * case "Noite":
             * case "Night":
             *  break;*/



            return(ValidationResult.Success);
        }