Implemented Top Songs view per artist

app/src/main/java/com/cappielloantonio/play/repository/ArtistRepository.java

@@ -284,6 +284,27 @@ public class ArtistRepository {
         return randomSongs;
     }
 
+    public MutableLiveData<List<Song>> getTopSongs(String artistName, int count) {
+        MutableLiveData<List<Song>> topSongs = new MutableLiveData<>();
+
+        App.getSubsonicClientInstance(application, false)
+                .getBrowsingClient()
+                .getTopSongs(artistName, count)
+                .enqueue(new Callback<SubsonicResponse>() {
+                    @Override
+                    public void onResponse(Call<SubsonicResponse> call, Response<SubsonicResponse> response) {
+                        topSongs.setValue(MappingUtil.mapSong(response.body().getTopSongs().getSongs()));
+                    }
+
+                    @Override
+                    public void onFailure(Call<SubsonicResponse> call, Throwable t) {
+
+                    }
+                });
+
+        return topSongs;
+    }
+
     private void addToMutableLiveData(MutableLiveData<List<Artist>> liveData, Artist artist) {
         List<Artist> liveArtists = liveData.getValue();
         liveArtists.add(artist);

app/src/main/java/com/cappielloantonio/play/subsonic/api/browsing/BrowsingClient.java

@@ -110,9 +110,9 @@ public class BrowsingClient {
         return browsingService.getSimilarSongs2(subsonic.getParams(), id, limit);
     }
 
-    public Call<SubsonicResponse> getTopSongs(String id, int count) {
+    public Call<SubsonicResponse> getTopSongs(String artist, int count) {
         Log.d(TAG, "getTopSongs()");
-        return browsingService.getTopSongs(subsonic.getParams(), id, count);
+        return browsingService.getTopSongs(subsonic.getParams(), artist, count);
     }
 
     private OkHttpClient getOkHttpClient() {

app/src/main/java/com/cappielloantonio/play/subsonic/api/browsing/BrowsingService.java

@@ -59,5 +59,5 @@ public interface BrowsingService {
     Call<SubsonicResponse> getSimilarSongs2(@QueryMap Map<String, String> params, @Query("id") String id, @Query("count") int count);
 
     @GET("getTopSongs")
-    Call<SubsonicResponse> getTopSongs(@QueryMap Map<String, String> params, @Query("id") String id, @Query("count") int count);
+    Call<SubsonicResponse> getTopSongs(@QueryMap Map<String, String> params, @Query("artist") String artist, @Query("count") int count);
 }

app/src/main/java/com/cappielloantonio/play/subsonic/models/SubsonicResponse.java

@@ -10,6 +10,7 @@ public class SubsonicResponse {
     @Element
     private Error error;
     private ScanStatus scanStatus;
+    @Element(name = "topSongs")
     private TopSongs topSongs;
     @Element(name = "similarSongs2")
     private SimilarSongs2 similarSongs2;

app/src/main/java/com/cappielloantonio/play/subsonic/models/TopSongs.java

@@ -1,35 +1,24 @@
 package com.cappielloantonio.play.subsonic.models;
 
+import com.tickaroo.tikxml.annotation.Element;
+import com.tickaroo.tikxml.annotation.Xml;
+
 import java.util.ArrayList;
 import java.util.List;
 
+@Xml
 public class TopSongs {
+    @Element(name = "song")
     protected List<Child> songs;
     
-    /**
-     * Gets the value of the songs property.
-     *
-     * <p>
-     * This accessor method returns a reference to the live list,
-     * not a snapshot. Therefore any modification you make to the
-     * returned list will be present inside the JAXB object.
-     * This is why there is not a <CODE>set</CODE> method for the songs property.
-     *
-     * <p>
-     * For example, to add a new item, do as follows:
-     * <pre>
-     *    getSongs().add(newItem);
-     * </pre>
-     *
-     *
-     * <p>
-     * Objects of the following type(s) are allowed in the list
-     * {@link Child }
-     */
     public List<Child> getSongs() {
         if (songs == null) {
-            songs = new ArrayList<Child>();
+            songs = new ArrayList<>();
         }
         return this.songs;
     }
+
+    public void setSongs(List<Child> songs) {
+        this.songs = songs;
+    }
 }

app/src/main/java/com/cappielloantonio/play/viewmodel/ArtistPageViewModel.java

@@ -54,7 +54,7 @@ public class ArtistPageViewModel extends AndroidViewModel {
     }
 
     public LiveData<List<Song>> getArtistTopSongList() {
-        // songList = songRepository.getArtistListLiveTopSongSample(artist.id);
+        songList = artistRepository.getTopSongs(artist.getName(), 50);
         return songList;
     }