81 lines
2.4 KiB
C#
81 lines
2.4 KiB
C#
using Infrastructure.Attribute;
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using Infrastructure.Extensions;
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using ZR.LiveForum.Model.Liveforum.Dto;
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using ZR.LiveForum.Model.Liveforum;
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using ZR.Repository;
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using ZR.Service.Liveforum.ILiveforumService;
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namespace ZR.Service.Liveforum
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{
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/// <summary>
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/// 点赞表，存储用户对帖子和评论的点赞记录Service业务层处理
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/// </summary>
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[AppService(ServiceType = typeof(IT_LikesService), ServiceLifetime = LifeTime.Transient)]
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public class T_LikesService : BaseService<T_Likes>, IT_LikesService
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{
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/// <summary>
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/// 查询点赞表，存储用户对帖子和评论的点赞记录列表
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/// </summary>
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/// <param name="parm"></param>
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/// <returns></returns>
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public PagedInfo<T_LikesDto> GetList(T_LikesQueryDto parm)
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{
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var predicate = QueryExp(parm);
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var response = Queryable()
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//.OrderBy("Id desc")
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.Where(predicate.ToExpression())
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.ToPage<T_Likes, T_LikesDto>(parm);
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return response;
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}
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/// <summary>
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/// 获取详情
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/// </summary>
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/// <param name="Id"></param>
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/// <returns></returns>
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public T_Likes GetInfo(long Id)
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{
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var response = Queryable()
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.Where(x => x.Id == Id)
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.First();
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return response;
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}
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/// <summary>
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/// 添加点赞表，存储用户对帖子和评论的点赞记录
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/// </summary>
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/// <param name="model"></param>
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/// <returns></returns>
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public T_Likes AddT_Likes(T_Likes model)
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{
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return Insertable(model).ExecuteReturnEntity();
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}
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/// <summary>
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/// 修改点赞表，存储用户对帖子和评论的点赞记录
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/// </summary>
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/// <param name="model"></param>
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/// <returns></returns>
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public int UpdateT_Likes(T_Likes model)
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{
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return Update(model, true);
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}
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/// <summary>
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/// 查询导出表达式
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/// </summary>
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/// <param name="parm"></param>
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/// <returns></returns>
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private static Expressionable<T_Likes> QueryExp(T_LikesQueryDto parm)
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{
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var predicate = Expressionable.Create<T_Likes>();
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predicate = predicate.AndIF(parm.UserId != null, it => it.UserId == parm.UserId);
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return predicate;
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}
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}
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} |