60 lines
2.7 KiB
C#
60 lines
2.7 KiB
C#
using TencentCloud.Tbm.V20180129.Models;
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using Volo.Abp.DependencyInjection;
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using Volo.Abp.Domain.Entities.Events;
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using Volo.Abp.EventBus;
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using Volo.Abp.EventBus.Local;
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using Yi.Framework.Bbs.Domain.Entities;
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using Yi.Framework.Bbs.Domain.Entities.Forum;
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using Yi.Framework.Bbs.Domain.Shared.Consts;
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using Yi.Framework.Bbs.Domain.Shared.Etos;
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using Yi.Framework.Rbac.Domain.Entities;
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using Yi.Framework.SqlSugarCore.Abstractions;
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namespace Yi.Framework.Bbs.Domain.EventHandlers
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{
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/// <summary>
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/// 评论创建的领域事件
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/// </summary>
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public class CommentCreatedEventHandler : ILocalEventHandler<EntityCreatedEventData<CommentAggregateRoot>>,
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ITransientDependency
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{
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private ILocalEventBus _localEventBus;
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private ISqlSugarRepository<DiscussAggregateRoot> _discussRepository;
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private ISqlSugarRepository<UserAggregateRoot> _userRepository;
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public CommentCreatedEventHandler(ILocalEventBus localEventBus, ISqlSugarRepository<DiscussAggregateRoot> discussRepository, ISqlSugarRepository<UserAggregateRoot> userRepository)
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{
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_userRepository = userRepository;
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_localEventBus = localEventBus;
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_discussRepository = discussRepository;
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}
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public async Task HandleEventAsync(EntityCreatedEventData<CommentAggregateRoot> eventData)
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{
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var commentEntity = eventData.Entity;
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//给创建者发布数量+1
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await _userRepository._Db.Updateable<BbsUserExtraInfoEntity>()
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.SetColumns(it => it.CommentNumber == it.CommentNumber + 1)
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.Where(it => it.UserId == commentEntity.CreatorId)
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.ExecuteCommandAsync();
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var disucssDto = await _discussRepository._DbQueryable
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.Where(x => x.Id == commentEntity.DiscussId)
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.LeftJoin<UserAggregateRoot>((dicuss, user) => dicuss.CreatorId == user.Id)
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.Select((dicuss, user) =>
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new
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{
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DiscussId = user.Id,
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DiscussTitle = dicuss.Title,
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})
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.FirstAsync();
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var commentUser = await _userRepository.GetFirstAsync(x => x.Id == commentEntity.CreatorId);
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//截取30个长度
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var content = commentEntity.Content.Length >= 30 ? commentEntity.Content.Substring(0, 30)+"..." : commentEntity.Content;
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//通知主题作者，有人评论
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await _localEventBus.PublishAsync(new BbsNoticeEventArgs(disucssDto.DiscussId, string.Format(DiscussConst.CommentNotice, disucssDto.DiscussTitle, commentUser.UserName, content)), false);
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}
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}
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}
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