private async Task LoadCommonThingsAsync(string offset) { switch (MainScrollEvent.IsLoading) { case true: return; } if (Methods.CheckConnectivity()) { MainScrollEvent.IsLoading = true; var countList = MAdapter.CommonThingsList.Count; var(apiStatus, respond) = await RequestsAsync.Global.FetchCommonThingsAsync("10", offset); if (apiStatus != 200 || respond is not FetchCommonThingsObject result || result.Data == null) { MainScrollEvent.IsLoading = false; Methods.DisplayReportResult(this, respond); } else { var respondList = result.Data.Count; switch (respondList) { case > 0 when countList > 0: { foreach (var item in from item in result.Data let check = MAdapter.CommonThingsList.FirstOrDefault(a => a.UserId == item.UserId) where check == null select item) { MAdapter.CommonThingsList.Add(item); } RunOnUiThread(() => { MAdapter.NotifyItemRangeInserted(countList, MAdapter.CommonThingsList.Count - countList); }); break; } case > 0: MAdapter.CommonThingsList = new ObservableCollection <CommonThingsObject>(result.Data); RunOnUiThread(() => { MAdapter.NotifyDataSetChanged(); }); break; default: { switch (MAdapter.CommonThingsList.Count) { case > 10 when !MRecycler.CanScrollVertically(1): Toast.MakeText(this, GetText(Resource.String.Lbl_No_more_users), ToastLength.Short)?.Show(); break; } break; } } } RunOnUiThread(ShowEmptyPage); }
private async Task LoadCommonThingsAsync(string offset) { if (MainScrollEvent.IsLoading) { return; } if (Methods.CheckConnectivity()) { MainScrollEvent.IsLoading = true; int countList = MAdapter.CommonThingsList.Count; (int apiStatus, var respond) = await RequestsAsync.Global.FetchCommonThings("10", offset); if (apiStatus != 200 || !(respond is FetchCommonThingsObject result) || result.Data == null) { MainScrollEvent.IsLoading = false; Methods.DisplayReportResult(this, respond); } else { var respondList = result.Data.Count; if (respondList > 0) { if (countList > 0) { foreach (var item in from item in result.Data let check = MAdapter.CommonThingsList.FirstOrDefault(a => a.UserId == item.UserId) where check == null select item) { MAdapter.CommonThingsList.Add(item); } RunOnUiThread(() => { MAdapter.NotifyItemRangeInserted(countList, MAdapter.CommonThingsList.Count - countList); }); } else { MAdapter.CommonThingsList = new ObservableCollection <CommonThingsObject>(result.Data); RunOnUiThread(() => { MAdapter.NotifyDataSetChanged(); }); } } else { if (MAdapter.CommonThingsList.Count > 10 && !MRecycler.CanScrollVertically(1)) { Toast.MakeText(this, GetText(Resource.String.Lbl_No_more_users), ToastLength.Short)?.Show(); } } } RunOnUiThread(ShowEmptyPage); } else { Inflated = EmptyStateLayout.Inflate(); EmptyStateInflater x = new EmptyStateInflater(); x.InflateLayout(Inflated, EmptyStateInflater.Type.NoConnection); if (!x.EmptyStateButton.HasOnClickListeners) { x.EmptyStateButton.Click += null !; x.EmptyStateButton.Click += EmptyStateButtonOnClick; } Toast.MakeText(this, GetString(Resource.String.Lbl_CheckYourInternetConnection), ToastLength.Short)?.Show(); MainScrollEvent.IsLoading = false; } }