public StaffDTO DeleteStaff([FromQuery] DeleteStaffDTO id)
        {
            StoreContext db    = new StoreContext();
            Staff        staff = db.Staff.Where(s => s.StaffId == id.StaffId).FirstOrDefault();


            db.Staff.Remove(staff);
            db.SaveChanges();
            StaffDTO deletedStaff = mapper.Map <StaffDTO>(staff);

            return(deletedStaff);
        }
        public IActionResult DeleteStaff(DeleteStaffDTO id)
        {
            StaffDTO staff = repository.DeleteStaff(id);

            return(new ObjectResult(staff));
        }