using ApiTools.Core;
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using Furion.DatabaseAccessor;
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using Mapster;
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using MediatR;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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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 ApiTools.UserServer.Application
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{
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/// <summary>
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/// 保存渠道用户
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/// </summary>
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public class ChannelUserCommandHandler(
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IRepository<User> rep
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) :
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IRequestHandler<SaveChannelUserCommand, Guid>
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{
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private readonly IRepository<User> rep = rep;
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/// <summary>
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/// 保存渠道用户
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/// </summary>
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/// <param name="request"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public async Task<Guid> Handle(SaveChannelUserCommand request, CancellationToken cancellationToken)
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{
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var entity = await request.SaveData<User, SaveChannelUserCommand>(
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q =>
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{
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return rep.AsQueryable()
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.Where(it =>
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it.Type == EnumUserType.Channel
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&& it.ChannelId == request.ChannelId);
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},
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it =>
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it.Type == EnumUserType.Channel
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&& it.ChannelId == request.ChannelId
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&& it.UserName == request.UserName
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&& it.Id != request.Id,
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entity =>
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{
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if (request.Id == null)
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{
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entity.Type = EnumUserType.Channel;
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}
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request.Adapt(entity);
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});
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return entity.Id;
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}
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}
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}
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