znyc.cloudcar/Znyc.CloudCar.Services/Banner/BannerService.cs

using Znyc.CloudCar.Configuration;
using Znyc.CloudCar.IRepository.Banner;
using Znyc.CloudCar.IServices.Banner;
using Znyc.CloudCar.IServices.CaChe;
using Znyc.CloudCar.Model.Dtos.Banner;
using Znyc.CloudCar.Model.ViewModels.ReportsCallBack;
using Znyc.CloudCar.Utility.Extensions;

namespace Znyc.CloudCar.Services.Banner
{
    /// <summary>
    /// Banner服务
    /// </summary>
    public class BannerService : IBannerService
    {
        private readonly IBannerRepository _bannerRepository;
        private readonly ICacheService _cacheService;

        public BannerService(
            IBannerRepository bannerRepository,
            ICacheService cacheService
        )
        {
            _bannerRepository = bannerRepository;
            _cacheService = cacheService;
        }

        /// <summary>
        ///     查询Banner缓存
        /// </summary>
        /// <returns></returns>
        public async Task<ResponseOutput> GetBannerListAsync()
        {
            var banners = await _cacheService.GetBannerListAsync();
            if (banners.IsNull())
            {
                banners = await _bannerRepository
                .Where(x => x.State == 1 && x.IsDeleted == false)
                .OrderBy(x => x.Sort)
                .ToListAsync(x => new BannerListOutput
                {
                    PicUrl = GlobalConstVars.Default_Banner_Prefix + x.PicUrl
                });

                await _cacheService.SetBannerListAsync(banners);
            }
            return new ResponseOutput()
            {
                Data = banners,
                Successed = true,
                Code = 1
            };
        }
    }
}