fixed thumbnails in online cache catalog and shuffle

app/src/main/java/ru/vtosters/lite/music/cache/helpers/PlaylistHelper.java

@@ -83,7 +83,6 @@ public class PlaylistHelper {
     }
 
     public static JSONObject getPlaylist() throws JSONException {
-
         return new JSONObject()
                 .put("id", -1)
                 .put("owner_id", getUserId())

app/src/main/java/ru/vtosters/lite/music/cache/helpers/TracklistHelper.java

@@ -11,6 +11,7 @@ import ru.vtosters.lite.music.cache.FileCacheImplementation;
 
 import java.io.File;
 import java.net.MalformedURLException;
+import java.util.ArrayList;
 import java.util.List;
 
 public class TracklistHelper {
@@ -50,6 +51,22 @@ public class TracklistHelper {
         return arr;
     }
 
+    public static List<MusicTrack> getTracksWithThumbnails() {
+        ArrayList<MusicTrack> tracks = new ArrayList<>();
+        JSONArray cache = TracklistHelper.tracksToJsons(TracklistHelper.getTracks());
+
+        try {
+            for (int i = 0; i < cache.length(); i++) {
+                tracks.add(new MusicTrack(cache.getJSONObject(i)));
+            }
+        } catch (JSONException e) {
+            tracks = (ArrayList<MusicTrack>) TracklistHelper.getTracks();
+            e.printStackTrace();
+        }
+
+        return tracks;
+    }
+
     private static void addCachedThumbnails(JSONObject target, File thumbnailsDir)
             throws JSONException, MalformedURLException {
         var sizes = new JSONArray();

app/src/main/java/ru/vtosters/lite/music/cache/injectors/PlaylistInjector.java

@@ -9,6 +9,7 @@ import com.vk.dto.music.MusicTrack;
 import com.vk.dto.music.Playlist;
 import io.reactivex.Observable;
 import io.reactivex.ObservableOnSubscribe;
+import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
 import ru.vtosters.lite.downloaders.AudioDownloader;
@@ -83,7 +84,7 @@ public class PlaylistInjector {
                 }
 
                 if (isVirtualPlaylist) {
-                    response.c = (ArrayList<MusicTrack>) TracklistHelper.getTracks();
+                    response.c = (ArrayList<MusicTrack>) TracklistHelper.getTracksWithThumbnails();
                     response.b = PlaylistHelper.createCachedPlaylistMetadata();
                 } else {
                     response.c = (ArrayList<MusicTrack>) TracklistHelper.getTracks(requestArgs.get("owner_id"));

app/src/main/java/ru/vtosters/lite/music/cache/injectors/ShuffleInjector.java

@@ -18,7 +18,7 @@ public class ShuffleInjector {
     }
 
     private static List<MusicTrack> getShuffledList() {
-        List<MusicTrack> shuffled = TracklistHelper.getTracks();
+        List<MusicTrack> shuffled = TracklistHelper.getTracksWithThumbnails();
         Collections.shuffle(shuffled);
         return shuffled;
     }