Add composite subscriptions

app/src/main/java/eu/kanade/mangafeed/presenter/BasePresenter.java

@@ -1,6 +1,7 @@
 package eu.kanade.mangafeed.presenter;
 
 import de.greenrobot.event.EventBus;
+import rx.subscriptions.CompositeSubscription;
 
 public class BasePresenter {
 
@@ -15,4 +16,11 @@ public class BasePresenter {
     public void unregisterForEvents() {
         EventBus.getDefault().unregister(this);
     }
+
+    protected CompositeSubscription subscriptions = new CompositeSubscription();
+
+    public void destroySubscriptions() {
+        subscriptions.unsubscribe();
+    }
+
 }

app/src/main/java/eu/kanade/mangafeed/presenter/LibraryPresenter.java

@@ -11,7 +11,6 @@ import eu.kanade.mangafeed.data.models.Manga;
 import eu.kanade.mangafeed.ui.activity.MangaDetailActivity;
 import eu.kanade.mangafeed.ui.adapter.LibraryAdapter;
 import eu.kanade.mangafeed.view.LibraryView;
-import rx.Subscription;
 
 import static rx.android.schedulers.AndroidSchedulers.mainThread;
 
@@ -23,7 +22,6 @@ public class LibraryPresenter extends BasePresenter {
     @Inject PreferencesHelper prefs;
 
     LibraryAdapter<Manga> adapter;
-    private Subscription mangaListSubscription;
 
     public LibraryPresenter(LibraryView view) {
         this.view = view;
@@ -47,22 +45,18 @@ public class LibraryPresenter extends BasePresenter {
     }
 
     public void initializeMangas() {
-        mangaListSubscription = db.manga.getWithUnread()
-                .observeOn(mainThread())
-                .subscribe(mangas -> {
-                    adapter = new LibraryAdapter<>(view.getActivity(), mangas);
-                    view.setAdapter(adapter);
-                });
+        adapter = new LibraryAdapter<>(view.getActivity());
+        view.setAdapter(adapter);
+        view.setMangaClickListener();
+
+        subscriptions.add(db.manga.getWithUnread()
+                        .observeOn(mainThread())
+                        .subscribe(adapter::setNewItems)
+        );
     }
 
     public void onQueryTextChange(String query) {
         adapter.getFilter().filter(query);
     }
 
-    public void destroySubscriptions() {
-        if (mangaListSubscription != null) {
-            mangaListSubscription.unsubscribe();
-        }
-    }
-
 }

app/src/main/java/eu/kanade/mangafeed/ui/adapter/LibraryAdapter.java

@@ -4,6 +4,7 @@ import android.content.Context;
 import android.widget.Filter;
 import android.widget.Filterable;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import eu.kanade.mangafeed.data.models.Manga;
@@ -15,12 +16,16 @@ public class LibraryAdapter<T> extends EasyAdapter<T> implements Filterable {
     List<Manga> mangas;
     Filter filter;
 
-    public LibraryAdapter(Context context, List<T> listItems) {
-        super(context, MangaLibraryHolder.class, listItems);
-        mangas = (List<Manga>)getItems();
+    public LibraryAdapter(Context context) {
+        super(context, MangaLibraryHolder.class);
         filter = new CatalogueFilter();
     }
 
+    public void setNewItems(List<T> list) {
+        super.setItems(list);
+        mangas = (List<Manga>)list;
+    }
+
     @Override
     public Filter getFilter() {
         return filter;

app/src/main/java/eu/kanade/mangafeed/ui/fragment/LibraryFragment.java

@@ -48,21 +48,14 @@ public class LibraryFragment extends BaseFragment implements LibraryView {
         activity.setToolbarTitle(getString(R.string.library_title));
         ButterKnife.bind(this, view);
 
-        return view;
-    }
-
-    @Override
-    public void onActivityCreated(Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-
-        setMangaClickListener();
         presenter.initializeMangas();
+
+        return view;
     }
 
     @Override
     public void onDestroy() {
         super.onDestroy();
-
         presenter.destroySubscriptions();
     }
 
@@ -88,12 +81,6 @@ public class LibraryFragment extends BaseFragment implements LibraryView {
         });
     }
 
-    private void setMangaClickListener() {
-        grid.setOnItemClickListener(
-                (parent, view, position, id) ->
-                        presenter.onMangaClick(position)
-        );
-    }
 
     // LibraryView
 
@@ -101,4 +88,11 @@ public class LibraryFragment extends BaseFragment implements LibraryView {
         grid.setAdapter(adapter);
     }
 
+    public void setMangaClickListener() {
+        grid.setOnItemClickListener(
+                (parent, view, position, id) ->
+                        presenter.onMangaClick(position)
+        );
+    }
+
 }

app/src/main/java/eu/kanade/mangafeed/util/NetworkUtil.java

@@ -4,19 +4,8 @@ import android.content.Context;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 
-import retrofit.HttpException;
-
 public class NetworkUtil {
 
-    /**
-     * Returns true if the Throwable is an instance of RetrofitError with an
-     * http status code equals to the given one.
-     */
-    public static boolean isHttpStatusCode(Throwable throwable, int statusCode) {
-        return throwable instanceof HttpException
-                && ((HttpException) throwable).code() == statusCode;
-    }
-
     public static boolean isNetworkConnected(Context context) {
         ConnectivityManager cm =
                 (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

app/src/main/java/eu/kanade/mangafeed/view/LibraryView.java

@@ -5,4 +5,5 @@ import uk.co.ribot.easyadapter.EasyAdapter;
 public interface LibraryView extends BaseView {
 
     void setAdapter(EasyAdapter mangas);
+    void setMangaClickListener();
 }