protected override void OnCreate(Bundle savedInstanceState)
{
try
{
base.OnCreate(savedInstanceState);
IMethods.IApp.FullScreenApp(this);
var view = MyContextWrapper.GetContentView(this, Settings.Lang, Resource.Layout.Articles_Layout);
if (view != null)
{
SetContentView(view);
}
else
{
SetContentView(Resource.Layout.Articles_Layout);
}
ArticlsRecylerView = (RecyclerView)FindViewById(Resource.Id.Recyler);
Articls_Empty = FindViewById <LinearLayout>(Resource.Id.Article_LinerEmpty);
swipeRefreshLayout = FindViewById <SwipeRefreshLayout>(Resource.Id.swipeRefreshLayout);
swipeRefreshLayout.SetColorSchemeResources(Android.Resource.Color.HoloBlueLight,
Android.Resource.Color.HoloGreenLight, Android.Resource.Color.HoloOrangeLight,
Android.Resource.Color.HoloRedLight);
swipeRefreshLayout.Refreshing = true;
swipeRefreshLayout.Enabled = true;
Icon_Article = FindViewById <TextView>(Resource.Id.Article_icon);
IMethods.Set_TextViewIcon("2", Icon_Article, "\uf15c");
Icon_Article.SetTextColor(Color.ParseColor(Settings.MainColor));
var ToolBar = FindViewById <Toolbar>(Resource.Id.toolbar);
if (ToolBar != null)
{
ToolBar.Title = GetText(Resource.String.Lbl_ExploreArticle);
SetSupportActionBar(ToolBar);
SupportActionBar.SetDisplayShowCustomEnabled(true);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
SupportActionBar.SetDisplayShowHomeEnabled(true);
}
ArticlesAdapter = new Articles_Adapter(this);
mLayoutManager = new LinearLayoutManager(this, LinearLayoutManager.Vertical, false);
ArticlsRecylerView.SetLayoutManager(mLayoutManager);
ArticlsRecylerView.SetAdapter(ArticlesAdapter);
Articls_Empty.Visibility = ViewStates.Gone;
ArticlsRecylerView.Visibility = ViewStates.Visible;
Get_Data_local();
}
catch (Exception e)
{
Crashes.TrackError(e);
}
}
//Get Articles API
public async void Get_Articles_Api(string offset = "")
{
try
{
if (!IMethods.CheckConnectivity())
{
RunOnUiThread(() => { swipeRefreshLayout.Refreshing = false; });
Toast.MakeText(this, GetString(Resource.String.Lbl_CheckYourInternetConnection), ToastLength.Short)
.Show();
}
else
{
var(Api_status, Respond) = await Client.Article.Get_Articles("25", offset);
if (Api_status == 200)
{
if (Respond is Get_Users_Articles_Object result)
{
RunOnUiThread(() =>
{
if (result.articles.Length <= 0)
{
if (swipeRefreshLayout != null)
{
swipeRefreshLayout.Refreshing = false;
}
}
else if (result.articles.Length > 0)
{
if (ArticlesAdapter.ArticlesList.Count <= 0)
{
ArticlesAdapter.ArticlesList =
new ObservableCollection <Get_Users_Articles_Object.Article>(
result.articles);
ArticlesAdapter.BindEnd();
}
else
{
//Bring new item
var listnew = result.articles?.Where(c =>
!ArticlesAdapter.ArticlesList.Select(fc => fc.id).Contains(c.id)).ToList();
if (listnew.Count > 0)
{
var lastCountItem = ArticlesAdapter.ItemCount;
//Results differ
Classes.AddRange(ArticlesAdapter.ArticlesList, listnew);
ArticlesAdapter.NotifyItemRangeInserted(lastCountItem, listnew.Count);
}
if (swipeRefreshLayout.Refreshing)
{
swipeRefreshLayout.Refreshing = false;
}
}
}
});
}
}
else if (Api_status == 400)
{
if (Respond is Error_Object error)
{
var errortext = error._errors.Error_text;
//Toast.MakeText(this, errortext, ToastLength.Short).Show();
if (errortext.Contains("Invalid or expired access_token"))
{
API_Request.Logout(this);
}
}
}
else if (Api_status == 404)
{
var error = Respond.ToString();
//Toast.MakeText(this, error, ToastLength.Short).Show();
}
//Show Empty Page
//===========================================
RunOnUiThread(() =>
{
if (ArticlesAdapter.ArticlesList.Count > 0)
{
Articls_Empty.Visibility = ViewStates.Gone;
ArticlsRecylerView.Visibility = ViewStates.Visible;
}
else
{
Articls_Empty.Visibility = ViewStates.Visible;
ArticlsRecylerView.Visibility = ViewStates.Gone;
}
swipeRefreshLayout.Refreshing = false;
//Set Event Scroll
if (OnMainScrolEvent == null)
{
var xamarinRecyclerViewOnScrollListener =
new XamarinRecyclerViewOnScrollListener(mLayoutManager, swipeRefreshLayout);
OnMainScrolEvent = xamarinRecyclerViewOnScrollListener;
OnMainScrolEvent.LoadMoreEvent += Article_OnScroll_OnLoadMoreEvent;
ArticlsRecylerView.AddOnScrollListener(OnMainScrolEvent);
ArticlsRecylerView.AddOnScrollListener(new ScrollDownDetector());
}
else
{
OnMainScrolEvent.IsLoading = false;
}
});
}
}
catch (Exception e)
{
Crashes.TrackError(e);
Get_Articles_Api(offset);
}
}
