async public Task GetChallengeHistory(bool forceRefresh = false) { if(!forceRefresh && _hasLoadedBefore) return; using(new Busy(this)) { ChallengeViewModel empty = null; if(Challenges.Count == 0) { empty = new ChallengeViewModel() { EmptyMessage = "Loading previous challenges" }; Challenges.Add(empty); } var task = AzureService.Instance.GetChallengesForMembership(Membership); await RunSafe(task); if(task.IsFaulted) return; if(empty != null && Challenges.Contains(empty)) Challenges.Remove(empty); LocalRefresh(task.Result); } }
async public Task GetChallengeHistory(bool forceRefresh = false) { if (!forceRefresh && _hasLoadedBefore) { return; } using (new Busy(this)) { ChallengeViewModel empty = null; if (Challenges.Count == 0) { empty = new ChallengeViewModel() { EmptyMessage = "Loading previous challenges" }; Challenges.Add(empty); } var task = AzureService.Instance.GetChallengesForMembership(Membership); await RunSafe(task); if (task.IsFaulted) { return; } if (empty != null && Challenges.Contains(empty)) { Challenges.Remove(empty); } LocalRefresh(task.Result); } }