public async Task <IActionResult> AddMultiplex([FromBody] MultiplexDTO multiplexDTO)
        {
            if (multiplexDTO == null)
            {
                return(StatusCode(400, new { message = Constants.MissingOrInvalidBody }));
            }

            if (!ModelState.IsValid || multiplexDTO.CityId <= 0)
            {
                return(StatusCode(400, new { message = Constants.MissingOrInvalidBody }));
            }

            try
            {
                var result = await _movieService.AddMultiplex(multiplexDTO);

                return(Created("AddedMultiplex", new { id = result.CityId, Name = result.MultiplexName }));
            }
            catch (CustomException ex)
            {
                return(StatusCode(400, new { message = ex.Message }));
            }
            catch (Exception ex)
            {
                return(StatusCode(500, new { message = ex.Message }));
            }
        }