binding: mediaplayer: previous command on first track rewinds to beginning

If on first track on playlist and get previous track commands
just rewind to beginning of that track.

Bug-AGL: SPEC-931
Change-Id: Ie3decb70bd0826ad5199bdc9641befcc52cfd40a
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>

1 files changed, 30 insertions, 25 deletions

diff --git a/binding/afm-mediaplayer-binding.c b/binding/afm-mediaplayer-binding.c
index b0876fa..3aab371 100644
--- a/binding/afm-mediaplayer-binding.c
+++ b/binding/afm-mediaplayer-binding.c
@@ -228,31 +228,6 @@ static void audio_playlist(struct afb_req request)
 	pthread_mutex_unlock(&mutex);
 }
 
-static int seek_track(int cmd)
-{
-	GList *item = NULL;
-	int ret;
-
-	if (current_track == NULL)
-		return -EINVAL;
-
-	item = (cmd == NEXT_CMD) ? current_track->next : current_track->prev;
-
-	if (item == NULL)
-		return -EINVAL;
-
-	ret = set_media_uri(item->data);
-	if (ret < 0)
-		return -EINVAL;
-
-	if (data.playing)
-		gst_element_set_state(data.playbin, GST_STATE_PLAYING);
-
-	current_track = item;
-
-	return 0;
-}
-
 static int seek_stream(const char *value, int cmd)
 {
 	gint64 position, current = 0;
@@ -278,6 +253,36 @@ static int seek_stream(const char *value, int cmd)
 				position * GST_MSECOND);
 }
 
+static int seek_track(int cmd)
+{
+	GList *item = NULL;
+	int ret;
+
+	if (current_track == NULL)
+		return -EINVAL;
+
+	item = (cmd == NEXT_CMD) ? current_track->next : current_track->prev;
+
+	if (item == NULL) {
+		if (cmd == PREVIOUS_CMD) {
+			seek_stream("0", SEEK_CMD);
+			return 0;
+		}
+		return -EINVAL;
+	}
+
+	ret = set_media_uri(item->data);
+	if (ret < 0)
+		return -EINVAL;
+
+	if (data.playing)
+		gst_element_set_state(data.playbin, GST_STATE_PLAYING);
+
+	current_track = item;
+
+	return 0;
+}
+
 /* @value can be one of the following values:
  *   play     - go to playing transition
  *   pause    - go to pause transition