protected override async void SetById(long id) { var task1 = this._netWorkServices.GetAsync <Music>("Music", "GetMusicDetailById", new { id }); var task2 = this._netWorkServices.GetAsync <List <Music> >("Music", "GetSimiMusic", new { id }); var task3 = this._netWorkServices.GetAsync <CommentCollection>("Common", "GetCommentById", new { commentThreadId = $"R_SO_4_{id}" }); var task4 = this._netWorkServices.GetAsync <List <Lyric> >("Music", "GetLyricByMusicId", new { id }); var task5 = this._netWorkServices.GetAsync <PlayList[]>("Music", "GetSimiPlayList", new { id }); await Task.WhenAll(task1, task2, task3, task4, task5); if (task1.Result.Successed && task2.Result.Successed && task3.Result.Successed && task4.Result.Successed && task5.Result.Successed) { this._innerMusic = task1.Result.Data; this._innerComment = task3.Result.Data; await Task.WhenAll( Artists.AddRangeAsync(this._innerMusic.Artists), SimiMusics.AddRangeAsync(task2.Result.Data), NewComments.AddRangeAsync(this._innerComment.Comments), HotComments.AddRangeAsync(this._innerComment.HotComments), Lryics.AddRangeAsync(task4.Result.Data), ContainsThisTrackList.AddRangeAsync(task5.Result.Data)); this._currentPage = 1; RaiseAllPropertyChanged(); } else { //todo 提示信息 } }