using FlexJobApi.Core;
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using Furion.DatabaseAccessor;
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using Furion.FriendlyException;
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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.UserServer.Application
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{
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/// <summary>
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/// 查询角色用户列表
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/// </summary>
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public class GetRoleUserInfosQueryHandler(
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IRepository<Role> repRole,
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IRepository<User> repUser,
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IRepository<UserRole> repUserRole
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) : IRequestHandler<GetRoleUserInfosQuery, List<GetRoleUserInfosQueryResultItem>>
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{
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private readonly IRepository<Role> repRole = repRole;
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private readonly IRepository<User> repUser = repUser;
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private readonly IRepository<UserRole> repUserRole = repUserRole;
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/// <inheritdoc/>
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public async Task<List<GetRoleUserInfosQueryResultItem>> Handle(GetRoleUserInfosQuery request, CancellationToken cancellationToken)
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{
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var role = await repRole.AsQueryable().AsNoTracking()
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.Where(it => it.Id == request.RoleId)
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.Select(it => new
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{
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it.UserType,
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})
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.FirstOrDefaultAsync(cancellationToken);
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if (role == null) throw Oops.Oh(EnumErrorCodeType.s404, "角色");
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var userIds = await repUserRole.AsQueryable().AsNoTracking()
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.Where(it => it.RoleId == request.RoleId)
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.Select(it => it.UserId)
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.ToListAsync(cancellationToken);
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var userInfos = await repUser.AsQueryable().AsNoTracking()
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.Where(it => it.Type == role.UserType)
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.ProjectToType<GetRoleUserInfosQueryResultItem>()
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.ToListAsync(cancellationToken);
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foreach (var userInfo in userInfos)
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{
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userInfo.IsChecked = userIds.Contains(userInfo.Id);
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}
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return userInfos;
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}
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}
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}
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