100 lines
3.3 KiB
C#
100 lines
3.3 KiB
C#
using KonSoft.Admin.Dtos;
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using KonSoft.Admin.Entities;
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using KonSoft.Admin.IApplicationServices;
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using KonSoft.Admin.Repositories;
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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.Threading.Tasks;
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using Volo.Abp;
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using Volo.Abp.Application.Dtos;
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using Volo.Abp.Application.Services;
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using Volo.Abp.Domain.Repositories;
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namespace KonSoft.Admin.ApplicationServices
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{
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public class ProductAppService(IProductRepository repository) : ApplicationService, IProductService
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{
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private readonly IProductRepository repository = repository;
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/// <summary>
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/// 创建产品
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/// </summary>
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public async Task CreateAsync(CreateProductDto input)
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{
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var id = Guid.NewGuid();
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var product = new Product(id, input.Name, input.Code, input.Price, input.Description, input.Type, input.ParentId, input.Status, input.Order);
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await repository.InsertAsync(product);
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}
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/// <summary>
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/// 删除
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/// </summary>
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public async Task DeleteAsync(Guid id)
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{
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await repository.DeleteAsync(x => x.Id == id);
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}
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/// <summary>
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/// 查询
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/// </summary>
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public async Task<ProductDto> GetAsync(Guid id)
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{
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var product = await repository.GetAsync(x => x.Id == id);
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return ObjectMapper.Map<Product, ProductDto>(product);
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}
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/// <summary>
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/// 查询集合
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/// </summary>
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/// <param name="input"></param>
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/// <returns></returns>
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public async Task<PagedResultDto<ProductDto>> GetListAsync(PagedResultRequestDto input)
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{
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var query = await repository.GetPageRootListAsync(input.SkipCount, input.MaxResultCount, x => x.ParentId == null);
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var all = await repository.GetListAsync(x => x.ParentId != null);
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foreach (var item in query)
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{
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BuildChildren(item, all);
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}
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var totalCount = await repository.CountAsync(x => x.ParentId == null);
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var productDtos = ObjectMapper.Map<List<Product>, List<ProductDto>>(query);
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return new PagedResultDto<ProductDto>(totalCount, productDtos);
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}
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private static void BuildChildren(Product parent, List<Product> all)
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{
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var children = all
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.Where(x => x.ParentId == parent.Id)
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.OrderBy(x => x.Order)
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.ToList();
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parent.Children = children;
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foreach (var child in children)
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{
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BuildChildren(child, all); // 递归
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}
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}
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/// <summary>
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/// 修改
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/// </summary>
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/// <param name="input"></param>
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/// <returns></returns>
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public async Task UpdateAsync(UpdateProductDto input)
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{
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// 根据ID查询订单，如果不存在则抛出异常【修改前端必然看到了,数据若查不到提示自定义异常信息】
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var order = await repository.FindAsync(o => o.Id == input.Id) ??
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throw new BusinessException("商品找不到").WithData("Id", input.Id);
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// 将输入的DTO字段映射到订单实体
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ObjectMapper.Map(input, order);
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// 更新订单
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await repository.UpdateAsync(order);
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}
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}
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} |