91 lines
2.9 KiB
C#
91 lines
2.9 KiB
C#
using LangGuan.Command.Model;
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using LangGuan.Command.Model.EntityModel;
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using Microsoft.Extensions.Configuration;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Threading.Tasks;
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namespace LangGuan.Services
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{
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/// <summary>
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///
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/// </summary>
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public class VideoService : BaseService<Video>
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{
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/// <summary>
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///
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/// </summary>
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/// <param name="config"></param>
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public VideoService(IConfiguration config) : base(config, nameof(Video))
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{
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}
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/// <summary>
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/// 首页取全部
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/// </summary>
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/// <returns></returns>
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public async Task<object> GetAll()
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{
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Expression<Func<Video, bool>> exp = num => true;
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var query = await base.GetListWithExp(exp);
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var reslut = query.OrderByDescending(s => s.CreateDateTime)
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.Select(s => new { s.GroupName, s.Url, }).ToList();
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if (reslut.Count > 0)
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{
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return reslut;
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}
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return Task.FromResult(new { });
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}
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/// <summary>
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/// 分页数据
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/// </summary>
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/// <param name="request"></param>
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/// <returns></returns>
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public async Task<ApiResult> GetList(RqeustPaging request)
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{
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request.pageSize = request.pageSize == 0 ? 10 : request.pageSize;
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Expression<Func<Video, bool>> exp = num => true;
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var query = await base.GetListWithExp(exp);
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var total = query.Count();
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var items = query.OrderByDescending(s => s.CreateDateTime)
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.Skip(request.pageSize * (request.current - 1)).Take(request.pageSize)
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.Select(s => new { s.Id, s.GroupName, s.Url, }).ToList();
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return new ApiResult()
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{
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code = 0,
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data = new { total = total, items = items }
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};
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="video"></param>
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/// <returns></returns>
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public async Task<ApiResult> Add(Video video)
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{
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await base.CreateAsync(video);
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return new ApiResult() { code = 0, msg = "" };
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}
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/// <summary>
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/// 更新
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/// </summary>
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/// <param name="video"></param>
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/// <returns></returns>
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public async Task<ApiResult> Update(Video video)
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{
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var entity = await base.GetAsync(video.Id);
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if (entity != null)
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{
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entity.GroupName = video.GroupName;
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entity.Url = video.Url;
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await base.UpdateAsync(video.Id, entity);
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return new ApiResult() { code = 0, msg = "" };
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}
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return new ApiResult() { code = 1, msg = "修改失败" };
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}
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}
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}
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