2025-10-21 13:38:23 +08:00

96 lines
2.9 KiB
C#

using Infrastructure.Extensions;
using RIZO.Mall.Model;
using RIZO.Mall.Model.Dto;
using RIZO.Mall.Service.IService;
namespace RIZO.Mall.Service
{
/// <summary>
///
/// </summary>
[AppService(ServiceType = typeof(ICategoryService))]
public class CategoryService : BaseService<Category>, ICategoryService
{
/// <summary>
/// 查询目录列表
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
public PagedInfo<CategoryDto> GetList(ShoppingCategoryQueryDto parm)
{
var predicate = QueryExp(parm);
var response = Queryable()
.Where(predicate.ToExpression())
.WithCache(60 * 5)
.ToPage<Category, CategoryDto>(parm);
return response;
}
/// <summary>
/// 查询目录树列表
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
public List<CategoryDto> GetTreeList(ShoppingCategoryQueryDto parm)
{
var predicate = QueryExp(parm);
var response = Queryable()
.Where(predicate.ToExpression());
if (parm.Sort.IsNotEmpty())
{
response = response.OrderByPropertyName(parm.Sort, parm.SortType.Contains("desc") ? OrderByType.Desc : OrderByType.Asc);
}
var treeList = response.ToTree(it => it.Children, it => it.ParentId, 0);
return treeList.Adapt<List<CategoryDto>>();
}
/// <summary>
/// 添加目录
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
public int AddCategory(Category parm)
{
var response = Add(parm);
return response;
}
/// <summary>
/// 导出
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
public PagedInfo<CategoryDto> ExportList(ShoppingCategoryQueryDto parm)
{
var predicate = QueryExp(parm);
var response = Queryable()
.Where(predicate.ToExpression())
.Select((it) => new CategoryDto()
{
}, true)
.ToPage(parm);
return response;
}
/// <summary>
/// 查询导出表达式
/// </summary>
/// <param name="parm"></param>
/// <returns></returns>
private static Expressionable<Category> QueryExp(ShoppingCategoryQueryDto parm)
{
var predicate = Expressionable.Create<Category>();
predicate.AndIF(parm.ShowStatus != null, m => m.ShowStatus == parm.ShowStatus);
predicate.AndIF(parm.ParentId != null, m => m.ParentId == parm.ParentId);
predicate.AndIF(parm.Name.IsNotEmpty(), m => m.Name.Contains(parm.Name));
return predicate;
}
}
}