private ValueTask UnlockLewdAchievementAsync(IContext e, AchievementService service) { if (MikiRandom.Next(100) == 50) { var lewdAchievement = service.GetAchievementOrDefault(AchievementIds.LewdId); return(new ValueTask(service.UnlockAsync(e, lewdAchievement, e.GetAuthor().Id))); } return(default);