start of JukeboxPlayer backend

backend/mediaprovider/subsonic/jukebox.go

@@ -0,0 +1,67 @@
+package subsonic
+
+import (
+	"strconv"
+
+	"github.com/dweymouth/supersonic/backend/mediaprovider"
+)
+
+var _ mediaprovider.JukeboxProvider = (*subsonicMediaProvider)(nil)
+
+func (s *subsonicMediaProvider) JukeboxStart() error {
+	_, err := s.client.JukeboxControl("start", nil)
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxStop() error {
+	_, err := s.client.JukeboxControl("stop", nil)
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxClear() error {
+	_, err := s.client.JukeboxControl("clear", nil)
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxSetVolume(vol int) error {
+	_, err := s.client.JukeboxControl("setGain",
+		map[string]string{"gain": strconv.Itoa(vol)})
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxSeek(idx, seconds int) error {
+	_, err := s.client.JukeboxControl("skip",
+		map[string]string{"index": strconv.Itoa(idx), "offset": strconv.Itoa(seconds)})
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxRemove(idx int) error {
+	_, err := s.client.JukeboxControl("remove",
+		map[string]string{"index": strconv.Itoa(idx)})
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxSet(trackID string) error {
+	_, err := s.client.JukeboxControl("set",
+		map[string]string{"id": trackID})
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxAdd(trackID string) error {
+	_, err := s.client.JukeboxControl("add",
+		map[string]string{"id": trackID})
+	return err
+}
+
+func (s *subsonicMediaProvider) JukeboxGetStatus() (*mediaprovider.JukeboxStatus, error) {
+	stat, err := s.client.JukeboxControl("status", nil)
+	if err != nil {
+		return nil, err
+	}
+	return &mediaprovider.JukeboxStatus{
+		Volume:          int(stat.Gain * 100),
+		CurrentTrack:    stat.CurrentIndex,
+		Playing:         stat.Playing,
+		PositionSeconds: float64(stat.Position),
+	}, nil
+}