/// <summary>
/// 获取首页所有相关Banner
/// </summary>
/// <returns></returns>
public static HomBannersVM GetHomeBanners(int sliderCount = 5, int middleItemCount = 5, int bottomItemCount = 5)
{
PageType pageType = PageType.Home;
int pageID = 0;
string cacheKey = CommonFacade.GenerateKey("GetBannerInfoOfHome", pageType.ToString(), pageID.ToString());
if (HttpRuntime.Cache[cacheKey] != null)
{
return((HomBannersVM)HttpRuntime.Cache[cacheKey]);
}
List <BannerInfo> bannerInfoList = RecommendDA.GetBannerInfoByPositionID(pageID, pageType, null);
HomBannersVM result = new HomBannersVM();
//首页轮播广告
result.Sliders = bannerInfoList.Where(item => item.PositionID == BannerPosition.HomePage_Top_Slider).Take(sliderCount).ToList();
//新闻公告下部
result.UnderNews = bannerInfoList.FirstOrDefault(item => item.PositionID == BannerPosition.HomePage_UnderNews);
//首页底部精选品牌
result.Bottom = bannerInfoList.Where(item => item.PositionID == BannerPosition.HomePage_Bottom).Take(bottomItemCount).ToList();
HttpRuntime.Cache.Insert(cacheKey, result, null, DateTime.Now.AddSeconds(CacheTime.Long), Cache.NoSlidingExpiration);
return(result);
}
public static List <BannerInfo> GetBannerInfoByPositionID(int pageID, PageType pageType, BannerPosition positionID)
{
string cacheKey = CommonFacade.GenerateKey("GetBannerInfoByPositionID", pageType.ToString(), pageID.ToString(), positionID.ToString());
if (HttpRuntime.Cache[cacheKey] != null)
{
return((List <BannerInfo>)HttpRuntime.Cache[cacheKey]);
}
List <BannerInfo> bannerInfoList = RecommendDA.GetBannerInfoByPositionID(pageID, pageType, positionID);
HttpRuntime.Cache.Insert(cacheKey, bannerInfoList, null, DateTime.Now.AddSeconds(CacheTime.Long), Cache.NoSlidingExpiration);
return(bannerInfoList);
}