private async Task OnUpdate(GuoGuoCommunityContext db, Community dto, CancellationToken token = default)
{
CommunityIncrementer incrementer = new CommunityIncrementer();
//公告订阅
AnnouncementRepository announcementRepository = new AnnouncementRepository();
announcementRepository.OnSubscribe(incrementer);
//投票订阅
VoteRepository voteRepository = new VoteRepository();
voteRepository.OnSubscribe(incrementer);
//用户订阅
UserRepository userRepository = new UserRepository();
userRepository.OnSubscribe(incrementer);
await incrementer.OnUpdate(db, dto, token);
}
public void OnSubscribe(CommunityIncrementer incrementer)
{
incrementer.CommunityEvent += CommunityChanging;//在发布者私有委托里增加方法
}
public void OnSubscribe(CommunityIncrementer incrementer)
{
incrementer.CommunityEvent += CommunityChanging;
}
