using FlexJobApi.Core;
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using FlexJobApi.Core.Models;
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using Furion.DatabaseAccessor;
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using Mapster;
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using MediatR;
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using Microsoft.EntityFrameworkCore;
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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.Text;
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using System.Threading.Tasks;
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namespace FlexJobApi.User.Application.Menus.Queries
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{
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/// <summary>
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/// 查询按钮/字段列表
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/// </summary>
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/// <param name="menuRep"></param>
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public class MenuSubListQueryHandler(IRepository<Menu> menuRep)
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: IRequestHandler<MenuSubListQuery, MenuSubListCallback>
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{
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private readonly IRepository<Menu> menuRep = menuRep;
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/// <inheritdoc/>
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public async Task<MenuSubListCallback> Handle(MenuSubListQuery request, CancellationToken cancellationToken)
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{
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var callback = new MenuSubListCallback();
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var q = menuRep.AsQueryable().AsNoTracking()
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.Where(it => it.ParentId == request.ParentId)
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.Where(it => it.Type == EnumMenuType.Button || it.Type == EnumMenuType.Field);
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var items = await q.ProjectToType<MenuSubListCallbackItem>().ToListAsync(cancellationToken);
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callback.Groups = items.GroupBy(it => it.Group ?? "Default")
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.Select(it => new MenuSubListCallbackGroup
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{
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Name = it.Key,
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Buttons = it.Where(g => g.Type == EnumMenuType.Button).ToList(),
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Fields = it.Where(g => g.Type == EnumMenuType.Field).ToList(),
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})
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.ToList();
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return callback;
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}
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}
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}
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