mirror of
https://github.com/anjoy8/Blog.Core.git
synced 2024-09-20 23:48:27 +08:00
76 lines
2.6 KiB
C#
76 lines
2.6 KiB
C#
using AutoMapper;
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using Blog.Core.Common;
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using Blog.Core.IRepository.Base;
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using Blog.Core.IServices;
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using Blog.Core.Model.Models;
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using Blog.Core.Model.ViewModels;
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using Blog.Core.Services.BASE;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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namespace Blog.Core.Services
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{
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public class BlogArticleServices : BaseServices<BlogArticle>, IBlogArticleServices
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{
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IMapper _mapper;
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public BlogArticleServices(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<BlogViewModels> GetBlogDetails(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 bloglist = await base.Query(a => a.IsDeleted==false, a => a.bID);
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var blogArticle = (await base.Query(a => a.bID == id && a.bcategory == "技术博文")).FirstOrDefault();
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BlogViewModels models = null;
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if (blogArticle != null)
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{
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models = _mapper.Map<BlogViewModels>(blogArticle);
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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 nextBlogs = await base.Query(a => a.bID >= id && a.IsDeleted == false && a.bcategory == "技术博文", 2, "bID");
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if (nextBlogs.Count == 2)
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{
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models.next = nextBlogs[1].btitle;
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models.nextID = nextBlogs[1].bID;
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}
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var prevBlogs = await base.Query(a => a.bID <= id && a.IsDeleted == false && a.bcategory == "技术博文", 2, "bID desc");
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if (prevBlogs.Count == 2)
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{
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models.previous = prevBlogs[1].btitle;
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models.previousID = prevBlogs[1].bID;
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}
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blogArticle.btraffic += 1;
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await base.Update(blogArticle, 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<BlogArticle>> GetBlogs()
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{
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var bloglist = await base.Query(a => a.bID > 0, a => a.bID);
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return bloglist;
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}
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}
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}
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