load songs on album details activity

app/src/main/java/com/kabouzeid/gramophone/model/Album.java

@@ -13,7 +13,7 @@ import java.util.List;
  * @author Karim Abou Zeid (kabouzeid)
  */
 public class Album implements Parcelable {
-    public final List<Song> songs;
+    public List<Song> songs;
 
     public String id;
     public String title;

app/src/main/java/com/kabouzeid/gramophone/model/Song.java

@@ -3,6 +3,8 @@ package com.kabouzeid.gramophone.model;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import org.jellyfin.apiclient.model.dto.BaseItemDto;
+
 /**
  * @author Karim Abou Zeid (kabouzeid)
  */
@@ -21,6 +23,20 @@ public class Song implements Parcelable {
     public final String artistId;
     public final String artistName;
 
+    public Song(BaseItemDto itemDto) {
+        this.id = itemDto.getId();
+        this.title = itemDto.getName();
+        this.trackNumber = itemDto.getIndexNumber();
+        this.year = itemDto.getProductionYear();
+        this.duration = itemDto.getRunTimeTicks();
+        this.data = "";
+        this.dateModified = 2;
+        this.albumId = itemDto.getAlbumId();
+        this.albumName = itemDto.getAlbum();
+        this.artistId = itemDto.getAlbumArtists().get(0).getId();
+        this.artistName = itemDto.getAlbumArtists().get(0).getName();
+    }
+
     public Song(String id, String title, int trackNumber, int year, long duration, String data, long dateModified, String albumId, String albumName, String artistId, String artistName) {
         this.id = id;
         this.title = title;

app/src/main/java/com/kabouzeid/gramophone/ui/activities/AlbumDetailActivity.java

@@ -27,7 +27,6 @@ import com.kabouzeid.gramophone.glide.CustomPaletteTarget;
 import com.kabouzeid.gramophone.glide.SongGlideRequest;
 import com.kabouzeid.gramophone.helper.MusicPlayerRemote;
 import com.kabouzeid.gramophone.interfaces.CabHolder;
-import com.kabouzeid.gramophone.interfaces.LoaderIds;
 import com.kabouzeid.gramophone.interfaces.MediaCallback;
 import com.kabouzeid.gramophone.interfaces.PaletteColorHolder;
 import com.kabouzeid.gramophone.misc.SimpleObservableScrollViewCallbacks;
@@ -96,7 +95,16 @@ public class AlbumDetailActivity extends AbsSlidingMusicPanelActivity implements
         QueryUtil.getAlbum(getIntent().getExtras().getString(EXTRA_ALBUM_ID), new MediaCallback() {
             @Override
             public void onLoadMedia(List<?> media) {
-                setAlbum((Album) media.get(0));
+                Album album = (Album) media.get(0);
+
+                setAlbum(album);
+                QueryUtil.getSongs(album.id, new MediaCallback() {
+                    @Override
+                    public void onLoadMedia(List<?> media) {
+                        album.songs = (List<Song>) media;
+                        setAlbum(album);
+                    }
+                });
             }
         });
     }

app/src/main/java/com/kabouzeid/gramophone/util/QueryUtil.java

@@ -4,6 +4,7 @@ import com.kabouzeid.gramophone.App;
 import com.kabouzeid.gramophone.interfaces.MediaCallback;
 import com.kabouzeid.gramophone.model.Album;
 import com.kabouzeid.gramophone.model.Artist;
+import com.kabouzeid.gramophone.model.Song;
 
 import org.jellyfin.apiclient.interaction.Response;
 import org.jellyfin.apiclient.model.dto.BaseItemDto;
@@ -54,6 +55,30 @@ public class QueryUtil {
         });
     }
 
+    public static void getSongs(String album, MediaCallback callback) {
+        ItemQuery query = new ItemQuery();
+        query.setIncludeItemTypes(new String[]{"Audio"});
+        query.setUserId(App.getApiClient().getCurrentUserId());
+        query.setParentId(album);
+        query.setRecursive(true);
+        App.getApiClient().GetItemsAsync(query, new Response<ItemsResult>() {
+            @Override
+            public void onResponse(ItemsResult result) {
+                List<Song> songs = new ArrayList<>();
+                for (BaseItemDto itemDto : result.getItems()) {
+                    songs.add(new Song(itemDto));
+                }
+
+                callback.onLoadMedia(songs);
+            }
+
+            @Override
+            public void onError(Exception exception) {
+                exception.printStackTrace();
+            }
+        });
+    }
+
     public static void getArtists(MediaCallback callback) {
         ItemQuery query = new ItemQuery();
         query.setIncludeItemTypes(new String[]{"MusicArtist"});