public async Task <CampaignSlider> UpdateCampaing(CampaignSlider campaignSlider)
        {
            var updatedCampaignSlider = await _unitOfWork.CampaignSliders.UpdateAsync(campaignSlider);

            await _unitOfWork.CommitAsync();

            return(updatedCampaignSlider);
        }
        public async Task <CampaignSlider> AddCampaing(CampaignSlider newCampaignSlider)
        {
            await _unitOfWork.CampaignSliders.AddAsync(newCampaignSlider);

            await _unitOfWork.CommitAsync();

            return(newCampaignSlider);
        }