minor changes to albums fragment

app/build.gradle

@@ -46,7 +46,9 @@ android {
 
 dependencies {
     implementation 'com.github.jellyfin.jellyfin-apiclient-java:android:0.6.3'
+
     implementation 'com.google.android.exoplayer:exoplayer:2.11.4'
+    implementation 'com.google.android.material:material:1.1.0'
 
     implementation 'androidx.core:core:1.3.1'
     implementation 'androidx.media:media:1.1.0'
@@ -66,6 +68,7 @@ dependencies {
     implementation 'com.github.kabouzeid:RecyclerView-FastScroll:1.0.16-kmod'
     implementation 'com.github.kabouzeid:SeekArc:1.2-kmod'
     implementation 'com.github.kabouzeid:AndroidSlidingUpPanel:3.3.3-kmod'
+
     implementation 'com.afollestad.material-dialogs:core:0.9.6.0'
     implementation 'com.afollestad.material-dialogs:commons:0.9.6.0'
     implementation 'com.afollestad:material-cab:0.1.12'
@@ -78,7 +81,6 @@ dependencies {
 
     implementation 'com.squareup.retrofit2:retrofit:2.5.0'
     implementation 'com.squareup.retrofit2:converter-gson:2.5.0'
-    implementation 'com.google.android.material:material:1.1.0'
 
     implementation 'com.github.bumptech.glide:glide:3.8.0'
     implementation 'com.github.bumptech.glide:okhttp3-integration:1.5.0'

app/src/main/java/com/dkanada/gramophone/ui/fragments/mainactivity/library/LibraryFragment.java

@@ -244,6 +244,7 @@ public class LibraryFragment extends AbsMainActivityFragment implements CabHolde
                 absLibraryRecyclerViewCustomGridSizeFragment.setAndSaveUsePalette(item.isChecked());
                 return true;
             }
+
             if (handleGridSizeMenuItem(absLibraryRecyclerViewCustomGridSizeFragment, item)) {
                 return true;
             }

app/src/main/java/com/dkanada/gramophone/ui/fragments/mainactivity/library/pager/AbsLibraryPagerRecyclerViewCustomGridSizeFragment.java

@@ -9,7 +9,7 @@ import android.view.View;
 import com.dkanada.gramophone.R;
 import com.dkanada.gramophone.util.Util;
 
-public abstract class AbsLibraryPagerRecyclerViewCustomGridSizeFragment<A extends RecyclerView.Adapter, LM extends RecyclerView.LayoutManager> extends AbsLibraryPagerRecyclerViewFragment<A, LM> {
+public abstract class AbsLibraryPagerRecyclerViewCustomGridSizeFragment<A extends RecyclerView.Adapter, L extends RecyclerView.LayoutManager> extends AbsLibraryPagerRecyclerViewFragment<A, L> {
     private int gridSize;
     private String sortMethod;
 

app/src/main/java/com/dkanada/gramophone/ui/fragments/mainactivity/library/pager/AbsLibraryPagerRecyclerViewFragment.java

@@ -21,7 +21,7 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import butterknife.Unbinder;
 
-public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView.Adapter, LM extends RecyclerView.LayoutManager> extends AbsLibraryPagerFragment implements OnOffsetChangedListener {
+public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView.Adapter, L extends RecyclerView.LayoutManager> extends AbsLibraryPagerFragment implements OnOffsetChangedListener {
 
     private Unbinder unbinder;
 
@@ -33,7 +33,7 @@ public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView
     TextView empty;
 
     private A adapter;
-    private LM layoutManager;
+    private L layoutManager;
 
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
@@ -50,26 +50,7 @@ public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView
 
         initLayoutManager();
         initAdapter();
-        setUpRecyclerView();
+        initRecyclerView();
-    }
-
-    private void setUpRecyclerView() {
-        if (recyclerView instanceof FastScrollRecyclerView) {
-            ViewUtil.setUpFastScrollRecyclerViewColor(getActivity(), ((FastScrollRecyclerView) recyclerView), ThemeStore.accentColor(getActivity()));
-        }
-        recyclerView.setLayoutManager(layoutManager);
-        recyclerView.setAdapter(adapter);
-    }
-
-    protected void invalidateLayoutManager() {
-        initLayoutManager();
-        recyclerView.setLayoutManager(layoutManager);
-    }
-
-    protected void invalidateAdapter() {
-        initAdapter();
-        checkIsEmpty();
-        recyclerView.setAdapter(adapter);
     }
 
     private void initAdapter() {
@@ -87,21 +68,35 @@ public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView
         layoutManager = createLayoutManager();
     }
 
-    protected A getAdapter() {
+    private void initRecyclerView() {
-        return adapter;
+        if (recyclerView instanceof FastScrollRecyclerView) {
+            ViewUtil.setUpFastScrollRecyclerViewColor(getActivity(), ((FastScrollRecyclerView) recyclerView), ThemeStore.accentColor(getActivity()));
         }
 
-    protected LM getLayoutManager() {
+        recyclerView.setLayoutManager(layoutManager);
-        return layoutManager;
+        recyclerView.setAdapter(adapter);
+    }
+
+    protected void invalidateAdapter() {
+        initAdapter();
+        recyclerView.setAdapter(adapter);
+    }
+
+    protected void invalidateLayoutManager() {
+        initLayoutManager();
+        recyclerView.setLayoutManager(layoutManager);
     }
 
     protected RecyclerView getRecyclerView() {
         return recyclerView;
     }
 
-    @Override
+    protected A getAdapter() {
-    public void onOffsetChanged(AppBarLayout appBarLayout, int i) {
+        return adapter;
-        container.setPadding(container.getPaddingLeft(), container.getPaddingTop(), container.getPaddingRight(), getLibraryFragment().getTotalAppBarScrollingRange() + i);
+    }
+
+    protected L getLayoutManager() {
+        return layoutManager;
     }
 
     private void checkIsEmpty() {
@@ -121,14 +116,21 @@ public abstract class AbsLibraryPagerRecyclerViewFragment<A extends RecyclerView
         return R.layout.fragment_main_activity_recycler_view;
     }
 
-    protected abstract LM createLayoutManager();
-
     @NonNull
     protected abstract A createAdapter();
 
+    @NonNull
+    protected abstract L createLayoutManager();
+
+    @Override
+    public void onOffsetChanged(AppBarLayout appBarLayout, int i) {
+        container.setPadding(container.getPaddingLeft(), container.getPaddingTop(), container.getPaddingRight(), getLibraryFragment().getTotalAppBarScrollingRange() + i);
+    }
+
     @Override
     public void onDestroyView() {
         super.onDestroyView();
+
         getLibraryFragment().removeOnAppBarOffsetChangedListener(this);
         unbinder.unbind();
     }

app/src/main/java/com/dkanada/gramophone/ui/fragments/mainactivity/library/pager/AlbumsFragment.java

@@ -2,6 +2,7 @@ package com.dkanada.gramophone.ui.fragments.mainactivity.library.pager;
 
 import android.os.Bundle;
 
+import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.GridLayoutManager;
 
 import com.dkanada.gramophone.R;
@@ -23,11 +24,13 @@ public class AlbumsFragment extends AbsLibraryPagerRecyclerViewCustomGridSizeFra
         super.onActivityCreated(savedInstanceState);
     }
 
+    @NonNull
     @Override
     protected GridLayoutManager createLayoutManager() {
         return new GridLayoutManager(getActivity(), getGridSize());
     }
 
+    @NonNull
     @Override
     protected AlbumAdapter createAdapter() {
         int itemLayoutRes = getItemLayoutRes();

app/src/main/res/layout/activity_artist_detail.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"