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63 lines
2.2 KiB
63 lines
2.2 KiB
namespace Tiobon.Core.Services;
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public class TiobonArticleServices : BaseServices<TiobonArticle>, ITiobonArticleServices
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{
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AutoMapper.IMapper _mapper;
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public TiobonArticleServices(AutoMapper.IMapper mapper)
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{
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this._mapper = mapper;
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}
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/// <summary>
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/// 获取视图博客详情信息
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/// </summary>
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/// <param name="id"></param>
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/// <returns></returns>
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public async Task<TiobonViewModels> GetTiobonDetails(long id)
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{
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// 此处想获取上一条下一条数据，因此将全部数据list出来，有好的想法请提出
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//var Tiobonlist = await base.Query(a => a.IsDeleted==false, a => a.bID);
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var TiobonArticle = (await base.Query(a => a.bID == id && a.bcategory == "技术博文")).FirstOrDefault();
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TiobonViewModels models = null;
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if (TiobonArticle != null)
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{
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models = _mapper.Map<TiobonViewModels>(TiobonArticle);
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//要取下一篇和上一篇，以当前id开始，按id排序后top(2)，而不用取出所有记录
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//这样在记录很多的时候也不会有多大影响
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var nextTiobons = await base.Query(a => a.bID >= id && a.IsDeleted == false && a.bcategory == "技术博文", 2, "bID");
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if (nextTiobons.Count == 2)
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{
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models.next = nextTiobons[1].btitle;
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models.nextID = nextTiobons[1].bID;
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}
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var prevTiobons = await base.Query(a => a.bID <= id && a.IsDeleted == false && a.bcategory == "技术博文", 2, "bID desc");
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if (prevTiobons.Count == 2)
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{
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models.previous = prevTiobons[1].btitle;
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models.previousID = prevTiobons[1].bID;
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}
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TiobonArticle.btraffic += 1;
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await base.Update(TiobonArticle, new List<string> { "btraffic" });
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}
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return models;
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}
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/// <summary>
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/// 获取博客列表
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/// </summary>
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/// <returns></returns>
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[Caching(AbsoluteExpiration = 10)]
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public async Task<List<TiobonArticle>> GetTiobons()
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{
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var Tiobonlist = await base.Query(a => a.bID > 0, a => a.bID);
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return Tiobonlist;
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}
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}
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