Allow reading downloaded chapters

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

@@ -1,6 +1,5 @@
 package eu.kanade.mangafeed.ui.adapter;
 
-import android.content.Context;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -11,16 +10,17 @@ import java.util.List;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
 import eu.kanade.mangafeed.R;
 import eu.kanade.mangafeed.data.models.Chapter;
+import eu.kanade.mangafeed.ui.fragment.MangaChaptersFragment;
 import eu.kanade.mangafeed.ui.fragment.base.BaseFragment;
 import eu.kanade.mangafeed.ui.holder.ChaptersHolder;
 
 public class ChaptersAdapter extends FlexibleAdapter<ChaptersHolder, Chapter> {
 
-    private Context context;
+    private BaseFragment fragment;
     public OnItemClickListener clickListener;
 
     public ChaptersAdapter(BaseFragment fragment) {
-        this.context = fragment.getActivity();
+        this.fragment = fragment;
         mItems = new ArrayList<>();
         clickListener = (OnItemClickListener) fragment;
     }
@@ -30,14 +30,14 @@ public class ChaptersAdapter extends FlexibleAdapter<ChaptersHolder, Chapter> {
 
     @Override
     public ChaptersHolder onCreateViewHolder(ViewGroup parent, int viewType) {
-        View v = LayoutInflater.from(context).inflate(R.layout.item_chapter, parent, false);
+        View v = LayoutInflater.from(fragment.getActivity()).inflate(R.layout.item_chapter, parent, false);
         return new ChaptersHolder(v, this);
     }
 
     @Override
     public void onBindViewHolder(ChaptersHolder holder, int position) {
         final Chapter chapter = getItem(position);
-        holder.onSetValues(context, chapter);
+        holder.onSetValues(fragment.getActivity(), chapter);
     }
 
     public void setItems(List<Chapter> chapters) {
@@ -49,4 +49,8 @@ public class ChaptersAdapter extends FlexibleAdapter<ChaptersHolder, Chapter> {
         boolean onListItemClick(int position);
         void onListItemLongClick(int position);
     }
+
+    public MangaChaptersFragment getMangaChaptersFragment() {
+        return (MangaChaptersFragment) fragment;
+    }
 }

app/src/main/java/eu/kanade/mangafeed/ui/holder/CatalogueHolder.java

@@ -37,6 +37,8 @@ public class CatalogueHolder extends ItemViewHolder<Manga> {
                     .diskCacheStrategy(DiskCacheStrategy.RESULT)
                     .centerCrop()
                     .into(image);
+        } else {
+            image.setImageResource(android.R.color.transparent);
         }
     }
 }

app/src/main/java/eu/kanade/mangafeed/ui/holder/ChaptersHolder.java

@@ -38,7 +38,7 @@ public class ChaptersHolder extends RecyclerView.ViewHolder implements
 
     public void onSetValues(Context context, Chapter chapter) {
         title.setText(chapter.name);
-        download_icon.setImageResource(R.drawable.ic_file_download_black_48dp);
+
 
         if (chapter.read) {
             title.setTextColor(ContextCompat.getColor(context, R.color.chapter_read_text));
@@ -52,6 +52,14 @@ public class ChaptersHolder extends RecyclerView.ViewHolder implements
             pages.setText("");
         }
 
+        if (chapter.downloaded == Chapter.UNKNOWN) {
+            adapter.getMangaChaptersFragment().getPresenter().checkIsChapterDownloaded(chapter);
+        }
+        if (chapter.downloaded == Chapter.DOWNLOADED)
+            download_icon.setImageResource(R.drawable.ic_action_delete_36dp);
+        else if (chapter.downloaded == Chapter.NOT_DOWNLOADED)
+            download_icon.setImageResource(R.drawable.ic_file_download_black_36dp);
+
         toggleActivation();
     }