[gnome-games/wip/exalm/metadata: 8/21] grilo-genre: Provide empty value

[Alexander Mikhaylenko <alexm src gnome org>]

commit 26aa2ca16aa62900cd13cd0aeb73bd4d04ec9359
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Tue Oct 9 02:30:14 2018 +0500

    grilo-genre: Provide empty value
    
    Return empty string array instead of null while it's loading.

 src/grilo/grilo-genre.vala | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/src/grilo/grilo-genre.vala b/src/grilo/grilo-genre.vala
index 32e6b7ad..274583dd 100644
--- a/src/grilo/grilo-genre.vala
+++ b/src/grilo/grilo-genre.vala
@@ -4,18 +4,16 @@ public class Games.GriloGenre : Object, Genre {
        private GriloMedia media;
        private string[] genre;
        private bool resolving;
+       private bool resolved;
 
        public GriloGenre (GriloMedia media) {
                this.media = media;
                media.resolved.connect (on_media_resolved);
-               resolving = false;
+               genre = {};
        }
 
        public unowned string[] get_genre () {
-               if (resolving)
-                       return genre;
-
-               if (genre != null)
+               if (resolving || resolved)
                        return genre;
 
                resolving = true;
@@ -46,6 +44,8 @@ public class Games.GriloGenre : Object, Genre {
        private void load_media_genre (string[] genres) {
                genre = genres.copy ();
 
+               resolved = true;
+
                changed ();
        }
 }