Removed chapter loader from model

app/src/main/java/de/danoeh/antennapod/fragment/ChaptersFragment.java

@@ -118,7 +118,7 @@ public class ChaptersFragment extends Fragment {
         disposable = Maybe.create(emitter -> {
             Playable media = controller.getMedia();
             if (media != null) {
-                media.loadChapterMarks(getContext());
+                ChapterUtils.loadChapters(media, getContext());
                 emitter.onSuccess(media);
             } else {
                 emitter.onComplete();

core/src/main/java/de/danoeh/antennapod/core/feed/FeedMedia.java

@@ -12,7 +12,6 @@ import androidx.annotation.Nullable;
 import android.support.v4.media.MediaBrowserCompat;
 import android.support.v4.media.MediaDescriptionCompat;
 
-import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.concurrent.Callable;
@@ -24,7 +23,6 @@ import de.danoeh.antennapod.core.service.playback.PlaybackService;
 import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.storage.DBWriter;
 import de.danoeh.antennapod.core.storage.PodDBAdapter;
-import de.danoeh.antennapod.core.util.ChapterUtils;
 import de.danoeh.antennapod.core.util.playback.Playable;
 import de.danoeh.antennapod.core.sync.SyncService;
 import de.danoeh.antennapod.core.sync.model.EpisodeAction;
@@ -385,33 +383,6 @@ public class FeedMedia extends FeedFile implements Playable {
         }
     }
 
-    @Override
-    public void loadChapterMarks(Context context) {
-        if (item == null && itemID != 0) {
-            item = DBReader.getFeedItem(itemID);
-        }
-        if (item == null || item.getChapters() != null) {
-            return;
-        }
-
-        List<Chapter> chapters = loadChapters(context);
-        if (chapters == null) {
-            // Do not try loading again. There are no chapters.
-            item.setChapters(Collections.emptyList());
-        } else {
-            item.setChapters(chapters);
-        }
-    }
-
-    private List<Chapter> loadChapters(Context context) {
-        List<Chapter> chaptersFromDatabase = null;
-        if (item.hasChapters()) {
-            chaptersFromDatabase = DBReader.loadChaptersOfFeedItem(item);
-        }
-        List<Chapter> chaptersFromMediaFile = ChapterUtils.loadChaptersFromMediaFile(this, context);
-        return ChapterMerger.merge(chaptersFromDatabase, chaptersFromMediaFile);
-    }
-
     @Override
     public String getEpisodeTitle() {
         if (item == null) {
@@ -493,6 +464,10 @@ public class FeedMedia extends FeedFile implements Playable {
         return download_url != null;
     }
 
+    public long getItemId() {
+        return itemID;
+    }
+
     @Override
     public void saveCurrentPosition(SharedPreferences pref, int newPosition, long timeStamp) {
         if(item != null && item.isNew()) {
@@ -549,7 +524,7 @@ public class FeedMedia extends FeedFile implements Playable {
 
     @Override
     public void setChapters(List<Chapter> chapters) {
-        if(item != null) {
+        if (item != null) {
             item.setChapters(chapters);
         }
     }

core/src/main/java/de/danoeh/antennapod/core/service/playback/PlaybackServiceTaskManager.java

@@ -8,6 +8,7 @@ import androidx.annotation.NonNull;
 import android.util.Log;
 
 import de.danoeh.antennapod.core.preferences.SleepTimerPreferences;
+import de.danoeh.antennapod.core.util.ChapterUtils;
 import de.danoeh.antennapod.core.widget.WidgetUpdater;
 import io.reactivex.disposables.Disposable;
 import org.greenrobot.eventbus.EventBus;
@@ -315,7 +316,7 @@ public class PlaybackServiceTaskManager {
 
         if (media.getChapters() == null) {
             chapterLoaderFuture = Completable.create(emitter -> {
-                media.loadChapterMarks(context);
+                ChapterUtils.loadChapters(media, context);
                 emitter.onComplete();
             })
                     .subscribeOn(Schedulers.io())

core/src/main/java/de/danoeh/antennapod/core/util/ChapterUtils.java

@@ -6,7 +6,10 @@ import android.net.Uri;
 import android.util.Log;
 import androidx.annotation.NonNull;
 import de.danoeh.antennapod.core.feed.Chapter;
+import de.danoeh.antennapod.core.feed.ChapterMerger;
+import de.danoeh.antennapod.core.feed.FeedMedia;
 import de.danoeh.antennapod.core.service.download.AntennapodHttpClient;
+import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.util.comparator.ChapterStartTimeComparator;
 import de.danoeh.antennapod.core.util.id3reader.ChapterReader;
 import de.danoeh.antennapod.core.util.id3reader.ID3ReaderException;
@@ -47,6 +50,33 @@ public class ChapterUtils {
         return chapters.size() - 1;
     }
 
+    public static void loadChapters(Playable playable, Context context) {
+        if (playable.getChapters() != null) {
+            // Already loaded
+            return;
+        }
+
+        List<Chapter> chaptersFromDatabase = null;
+        if (playable instanceof FeedMedia) {
+            FeedMedia feedMedia = (FeedMedia) playable;
+            if (feedMedia.getItem() == null) {
+                feedMedia.setItem(DBReader.getFeedItem(feedMedia.getItemId()));
+            }
+            if (feedMedia.getItem().hasChapters()) {
+                chaptersFromDatabase = DBReader.loadChaptersOfFeedItem(feedMedia.getItem());
+            }
+        }
+
+        List<Chapter> chaptersFromMediaFile = ChapterUtils.loadChaptersFromMediaFile(playable, context);
+        List<Chapter> chapters = ChapterMerger.merge(chaptersFromDatabase, chaptersFromMediaFile);
+        if (chapters == null) {
+            // Do not try loading again. There are no chapters.
+            playable.setChapters(Collections.emptyList());
+        } else {
+            playable.setChapters(chapters);
+        }
+    }
+
     public static List<Chapter> loadChaptersFromMediaFile(Playable playable, Context context) {
         try (CountingInputStream in = openStream(playable, context)) {
             List<Chapter> chapters = readId3ChaptersFrom(in);

core/src/main/java/de/danoeh/antennapod/core/util/playback/ExternalMedia.java

@@ -9,7 +9,6 @@ import android.os.Parcelable;
 import android.text.TextUtils;
 import de.danoeh.antennapod.core.feed.Chapter;
 import de.danoeh.antennapod.core.feed.MediaType;
-import de.danoeh.antennapod.core.util.ChapterUtils;
 import de.danoeh.antennapod.core.util.DateUtils;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -120,11 +119,6 @@ public class ExternalMedia implements Playable {
         }
     }
 
-    @Override
-    public void loadChapterMarks(Context context) {
-        setChapters(ChapterUtils.loadChaptersFromMediaFile(this, context));
-    }
-
     @Override
     public String getEpisodeTitle() {
         return episodeTitle;

core/src/main/java/de/danoeh/antennapod/core/util/playback/Playable.java

@@ -33,13 +33,6 @@ public interface Playable extends Parcelable, ShownotesProvider {
      */
     void loadMetadata() throws PlayableException;
 
-    /**
-     * This method is called from a separate thread by the PlaybackService.
-     * Playable objects should load their chapter marks in this method if no
-     * local file was available when loadMetadata() was called.
-     */
-    void loadChapterMarks(Context context);
-
     /**
      * Returns the title of the episode that this playable represents
      */

core/src/main/java/de/danoeh/antennapod/core/util/playback/RemoteMedia.java

@@ -11,7 +11,6 @@ import de.danoeh.antennapod.core.feed.Feed;
 import de.danoeh.antennapod.core.feed.FeedItem;
 import de.danoeh.antennapod.core.feed.FeedMedia;
 import de.danoeh.antennapod.core.feed.MediaType;
-import de.danoeh.antennapod.core.util.ChapterUtils;
 import java.util.Date;
 import java.util.List;
 import java.util.concurrent.Callable;
@@ -128,11 +127,6 @@ public class RemoteMedia implements Playable {
         //Already loaded
     }
 
-    @Override
-    public void loadChapterMarks(Context context) {
-        setChapters(ChapterUtils.loadChaptersFromMediaFile(this, context));
-    }
-
     @Override
     public String getEpisodeTitle() {
         return episodeTitle;