public IActionResult GetAll(int eventId)
        {
            EventSeatRepository eventSeatRepo = new EventSeatRepository(_context);
            var theEvent = _context.Event.FirstOrDefault(e => e.EventId == eventId);

            if (theEvent == null)
            {
                return(NotFound($"Event ID `{eventId}` not found"));
            }

            return(Ok(eventSeatRepo.GetEventSeats(theEvent)));
        }