ZrAdminNetCore/ZR.Service/Liveforum/T_BannersService.cs
2025-11-23 22:19:38 +08:00

81 lines
2.3 KiB
C#

using Infrastructure.Attribute;
using Infrastructure.Extensions;
using ZR.LiveForum.Model.Liveforum.Dto;
using ZR.LiveForum.Model.Liveforum;
using ZR.Repository;
using ZR.Service.Liveforum.ILiveforumService;
namespace ZR.Service.Liveforum
{
/// <summary>
/// 首页轮播图Service业务层处理
/// </summary>
[AppService(ServiceType = typeof(IT_BannersService), ServiceLifetime = LifeTime.Transient)]
public class T_BannersService : BaseService<T_Banners>, IT_BannersService
{
/// <summary>
/// 查询首页轮播图列表
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
public PagedInfo<T_BannersDto> GetList(T_BannersQueryDto parm)
{
var predicate = QueryExp(parm);
var response = Queryable()
//.OrderBy("SortOrder desc")
.Where(predicate.ToExpression())
.ToPage<T_Banners, T_BannersDto>(parm);
return response;
}
/// <summary>
/// 获取详情
/// </summary>
/// <param name="Id"></param>
/// <returns></returns>
public T_Banners GetInfo(int Id)
{
var response = Queryable()
.Where(x => x.Id == Id)
.First();
return response;
}
/// <summary>
/// 添加首页轮播图
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public T_Banners AddT_Banners(T_Banners model)
{
return Insertable(model).ExecuteReturnEntity();
}
/// <summary>
/// 修改首页轮播图
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public int UpdateT_Banners(T_Banners model)
{
return Update(model, true);
}
/// <summary>
/// 查询导出表达式
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
private static Expressionable<T_Banners> QueryExp(T_BannersQueryDto parm)
{
var predicate = Expressionable.Create<T_Banners>();
predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.Title), it => it.Title == parm.Title);
return predicate;
}
}
}