[gnome-music/wip/jfelder/uniquify-player-playlists: 2/2] player: Change playlist_id property to a string

[Jean Felder <jfelder src gnome org>]

commit 8325cac3a35996e14a3ef838b8ff3b87f696c2bd
Author: Jean Felder <jfelder src gnome org>
Date:   Fri Dec 7 15:58:38 2018 +0100

    player: Change playlist_id property to a string
    
    ALBUM          album id (from grilo)
    ARTIST         artist name
    PLAYLIST       playlist id (from grilo)
    SEARCH_RESULT  empty string
    SONGS          empty string

 gnomemusic/mpris.py            | 2 +-
 gnomemusic/player.py           | 7 ++++---
 gnomemusic/views/searchview.py | 2 +-
 gnomemusic/views/songsview.py  | 2 +-
 4 files changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/gnomemusic/mpris.py b/gnomemusic/mpris.py
index a1701fae..15167906 100644
--- a/gnomemusic/mpris.py
+++ b/gnomemusic/mpris.py
@@ -467,7 +467,7 @@ class MediaPlayer2Service(Server):
         if self.first_song_handler:
             model.disconnect(self.first_song_handler)
             self.first_song_handler = 0
-        self.player.set_playlist(PlayerPlaylist.Type.SONGS, None, model, iter_)
+        self.player.set_playlist(PlayerPlaylist.Type.SONGS, "", model, iter_)
         self.player.play()
 
     @log
diff --git a/gnomemusic/player.py b/gnomemusic/player.py
index e4760e67..70007e4e 100644
--- a/gnomemusic/player.py
+++ b/gnomemusic/player.py
@@ -458,12 +458,13 @@ class PlayerPlaylist(GObject.GObject):
         self._repeat = mode
         self._settings.set_enum('repeat', mode)
 
-    @GObject.Property(type=int, flags=GObject.ParamFlags.READABLE)
+    @GObject.Property(type=str, flags=GObject.ParamFlags.READABLE,
+                      default=None)
     def playlist_id(self):
         """Get playlist unique identifier.
 
         :returns: playlist id
-        :rtype: int
+        :rtype: string
         """
         return self._id
 
@@ -797,7 +798,7 @@ class Player(GObject.GObject):
         """Playlist id getter
 
         :returns: PlayerPlaylist identifier. None if no playlist.
-        :rtype: int
+        :rtype: string
         """
         return self._playlist.props.playlist_id
 
diff --git a/gnomemusic/views/searchview.py b/gnomemusic/views/searchview.py
index dd9444f5..5435257c 100644
--- a/gnomemusic/views/searchview.py
+++ b/gnomemusic/views/searchview.py
@@ -164,7 +164,7 @@ class SearchView(BaseView):
             if self.model[_iter][11] != ValidationStatus.FAILED:
                 c_iter = self._songs_model.convert_child_iter_to_iter(_iter)[1]
                 self.player.set_playlist(
-                    PlayerPlaylist.Type.SEARCH_RESULT, None, self._songs_model,
+                    PlayerPlaylist.Type.SEARCH_RESULT, "", self._songs_model,
                     c_iter)
                 self.player.play()
         else:  # Headers
diff --git a/gnomemusic/views/songsview.py b/gnomemusic/views/songsview.py
index 22451bf0..fc3ff557 100644
--- a/gnomemusic/views/songsview.py
+++ b/gnomemusic/views/songsview.py
@@ -204,7 +204,7 @@ class SongsView(BaseView):
 
         itr = self.model.get_iter(path)
         self.player.set_playlist(
-            PlayerPlaylist.Type.SONGS, None, self.model, itr)
+            PlayerPlaylist.Type.SONGS, "", self.model, itr)
         self.player.play()
 
     @log