Fix empty timelines after GB

app/src/main/java/app/fedilab/android/mastodon/ui/fragment/timeline/FragmentMastodonConversation.java

@@ -124,7 +124,7 @@ public class FragmentMastodonConversation extends Fragment implements Conversati
         SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(requireActivity());
         boolean useCache = sharedpreferences.getBoolean(getString(R.string.SET_USE_CACHE), true);
 
-        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(Timeline.TimeLineEnum.NOTIFICATION, direction, null);
+        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(requireActivity(), Timeline.TimeLineEnum.NOTIFICATION, direction, null);
         timelineParams.limit = MastodonHelper.notificationsPerCall(requireActivity());
         if (direction == FragmentMastodonTimeline.DIRECTION.REFRESH || direction == FragmentMastodonTimeline.DIRECTION.SCROLL_TOP) {
             timelineParams.maxId = null;

app/src/main/java/app/fedilab/android/mastodon/ui/fragment/timeline/FragmentMastodonNotification.java

@@ -314,7 +314,6 @@ public class FragmentMastodonNotification extends Fragment implements Notificati
         mLayoutManager = new LinearLayoutManager(requireActivity());
         binding.recyclerView.setLayoutManager(mLayoutManager);
         binding.recyclerView.setAdapter(notificationAdapter);
-
         binding.recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
             @Override
             public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
@@ -390,7 +389,7 @@ public class FragmentMastodonNotification extends Fragment implements Notificati
         SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(requireActivity());
         boolean useCache = sharedpreferences.getBoolean(getString(R.string.SET_USE_CACHE), true);
 
-        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(Timeline.TimeLineEnum.NOTIFICATION, direction, null);
+        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(requireActivity(), Timeline.TimeLineEnum.NOTIFICATION, direction, null);
         timelineParams.limit = MastodonHelper.notificationsPerCall(requireActivity());
         if (direction == FragmentMastodonTimeline.DIRECTION.REFRESH || direction == FragmentMastodonTimeline.DIRECTION.SCROLL_TOP) {
             timelineParams.maxId = null;
@@ -406,6 +405,7 @@ public class FragmentMastodonNotification extends Fragment implements Notificati
         }
         timelineParams.excludeType = getExcludeType();
         timelineParams.fetchingMissing = fetchingMissing;
+
         if (useCache && direction != FragmentMastodonTimeline.DIRECTION.SCROLL_TOP && direction != FragmentMastodonTimeline.DIRECTION.FETCH_NEW) {
             getCachedNotifications(direction, fetchingMissing, timelineParams);
         } else {

app/src/main/java/app/fedilab/android/mastodon/ui/fragment/timeline/FragmentMastodonTimeline.java

@@ -757,7 +757,7 @@ public class FragmentMastodonTimeline extends Fragment implements StatusAdapter.
             return;
         }
         //Initialize with default params
-        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(timelineType, direction, ident);
+        TimelinesVM.TimelineParams timelineParams = new TimelinesVM.TimelineParams(requireActivity(), timelineType, direction, ident);
         timelineParams.limit = MastodonHelper.statusesPerCall(requireActivity());
         if (direction == DIRECTION.REFRESH || direction == DIRECTION.SCROLL_TOP || direction == DIRECTION.FETCH_NEW) {
             timelineParams.maxId = null;

app/src/main/java/app/fedilab/android/mastodon/viewmodel/mastodon/TimelinesVM.java

@@ -15,6 +15,9 @@ package app.fedilab.android.mastodon.viewmodel.mastodon;
  * see <http://www.gnu.org/licenses>. */
 
 
+import static app.fedilab.android.mastodon.helper.Helper.PREF_USER_ID;
+import static app.fedilab.android.mastodon.helper.Helper.PREF_USER_INSTANCE;
+
 import android.app.Application;
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -968,11 +971,16 @@ public class TimelinesVM extends AndroidViewModel {
         public List<String> excludeVisibilities;
         public String replyVisibility;
 
-        public TimelineParams(@NonNull Timeline.TimeLineEnum timeLineEnum, @Nullable FragmentMastodonTimeline.DIRECTION timelineDirection, @Nullable String ident) {
+        public TimelineParams(Context context, @NonNull Timeline.TimeLineEnum timeLineEnum, @Nullable FragmentMastodonTimeline.DIRECTION timelineDirection, @Nullable String ident) {
             if (type != Timeline.TimeLineEnum.REMOTE) {
                 instance = MainActivity.currentInstance;
                 token = MainActivity.currentToken;
                 userId = MainActivity.currentUserID;
+                if (instance == null || userId == null) {
+                    SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(context);
+                    instance = sharedpreferences.getString(PREF_USER_INSTANCE, null);
+                    userId = sharedpreferences.getString(PREF_USER_ID, null);
+                }
             }
             type = timeLineEnum;
             direction = timelineDirection;