close #717 and fix looper toast issue

app/src/main/java/awais/instagrabber/fragments/CommentsViewerFragment.java

@@ -94,17 +94,12 @@ public final class CommentsViewerFragment extends BottomSheetDialogFragment impl
                 commentsViewModel.getList().postValue(list);
             }
             binding.swipeRefreshLayout.setRefreshing(false);
-            stopCurrentExecutor();
+            stopCurrentExecutor(false);
         }
 
         @Override
         public void onFailure(Throwable t) {
-            try {
-                Toast.makeText(getContext(), t.getMessage(), Toast.LENGTH_SHORT).show();
-                binding.swipeRefreshLayout.setRefreshing(false);
-                stopCurrentExecutor();
-            }
-            catch(Throwable e) {}
+            stopCurrentExecutor(true);
         }
     };
 
@@ -227,7 +222,7 @@ public final class CommentsViewerFragment extends BottomSheetDialogFragment impl
         endCursor = null;
         lazyLoader.resetState();
         commentsViewModel.getList().postValue(Collections.emptyList());
-        stopCurrentExecutor();
+        stopCurrentExecutor(false);
         currentlyRunning = new CommentsFetcher(shortCode, "", fetchListener).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
     }
 
@@ -276,7 +271,7 @@ public final class CommentsViewerFragment extends BottomSheetDialogFragment impl
             endCursor = null;
         });
         binding.rvComments.addOnScrollListener(lazyLoader);
-        stopCurrentExecutor();
+        stopCurrentExecutor(false);
         onRefresh();
     }
 
@@ -462,7 +457,7 @@ public final class CommentsViewerFragment extends BottomSheetDialogFragment impl
         NavHostFragment.findNavController(this).navigate(action);
     }
 
-    private void stopCurrentExecutor() {
+    private void stopCurrentExecutor(@NonNull final boolean failed) {
         if (currentlyRunning != null) {
             try {
                 currentlyRunning.cancel(true);
@@ -470,6 +465,13 @@ public final class CommentsViewerFragment extends BottomSheetDialogFragment impl
                 if (BuildConfig.DEBUG) Log.e(TAG, "", e);
             }
         }
+        if (failed) {
+            try {
+                Toast.makeText(getContext(), t.getMessage(), Toast.LENGTH_SHORT).show();
+                binding.swipeRefreshLayout.setRefreshing(false);
+            }
+            catch(Throwable e) {}
+        }
     }
 
     @Nullable

app/src/main/java/awais/instagrabber/fragments/FollowViewerFragment.java

@@ -348,16 +348,17 @@ public final class FollowViewerFragment extends Fragment implements SwipeRefresh
         loading = false;
         final ArrayList<ExpandableGroup> groups = new ArrayList<>(1);
 
-        if (isCompare) {
+        if (isCompare && followingModels != null && followersModels != null && allFollowing != null) {
             if (followingModels != null && followingModels.size() > 0)
                 groups.add(new ExpandableGroup(resources.getString(R.string.followers_not_following, username), followingModels));
             if (followersModels != null && followersModels.size() > 0)
                 groups.add(new ExpandableGroup(resources.getString(R.string.followers_not_follower, namePost), followersModels));
             if (allFollowing != null && allFollowing.size() > 0)
                 groups.add(new ExpandableGroup(resources.getString(R.string.followers_both_following), allFollowing));
-        } else {
+        } else if (followModels != null) {
             groups.add(new ExpandableGroup(type, followModels));
         }
+        else return;
         adapter = new FollowAdapter(clickListener, groups);
         adapter.toggleGroup(0);
         binding.rvFollow.setAdapter(adapter);

app/src/main/java/awais/instagrabber/fragments/HashTagFragment.java

@@ -91,7 +91,7 @@ public class HashTagFragment extends Fragment implements SwipeRefreshLayout.OnRe
     private boolean hasStories = false;
     private boolean opening = false;
     private String hashtag;
-    private HashtagModel hashtagModel;
+    private HashtagModel hashtagModel = null;
     private ActionMode actionMode;
     private StoriesService storiesService;
     private AsyncTask<?, ?, ?> currentlyExecuting;
@@ -373,22 +373,12 @@ public class HashTagFragment extends Fragment implements SwipeRefreshLayout.OnRe
             public void onResult(final HashtagModel result) {
                 hashtagModel = result;
                 binding.swipeRefreshLayout.setRefreshing(false);
-                final Context context = getContext();
-                if (context == null) return;
-                if (hashtagModel == null) {
-                    Toast.makeText(context, R.string.error_loading_hashtag, Toast.LENGTH_SHORT).show();
-                    binding.swipeRefreshLayout.setEnabled(false);
-                    return;
-                }
-                setTitle();
                 setHashtagDetails();
-                setupPosts();
-                fetchStories();
             }
 
             @Override
             public void onFailure(Throwable t) {
-                Toast.makeText(getContext(), t.getMessage(), Toast.LENGTH_SHORT).show();
+                setHashtagDetails();
             }
         }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
     }
@@ -406,6 +396,17 @@ public class HashTagFragment extends Fragment implements SwipeRefreshLayout.OnRe
     }
 
     private void setHashtagDetails() {
+        if (hashtagModel == null) {
+            try {
+                Toast.makeText(getContext(), R.string.error_loading_hashtag, Toast.LENGTH_SHORT).show();
+                binding.swipeRefreshLayout.setEnabled(false);
+            }
+            catch (Exception ignored) {}
+            return;
+        }
+        setTitle();
+        setupPosts();
+        fetchStories();
         if (isLoggedIn) {
             hashtagDetailsBinding.btnFollowTag.setVisibility(View.VISIBLE);
             hashtagDetailsBinding.btnFollowTag.setText(hashtagModel.getFollowing() ? R.string.unfollow : R.string.follow);