func (h PlaylistHandler) add(playlist player.Playlist, controls player.Controls,
data PlaylistCommand) (err error) {
if data.Album == "" {
log.Printf("Don't play artists (or nulls)\n")
return errors.New("Playing artists is not implemented")
}
log.Printf("Trying to add %s/%s/%s/%s to playlist (%v)\n",
data.Category, data.Artist, data.Album, data.Track, data.Immediate)
var album *model.Album = nil
var track *model.Track = nil
if data.Track == "" {
album, err = model.GetAlbum(h.Music, data.Category, data.Artist,
data.Album)
} else {
track, err = model.GetTrack(h.Music, data.Category, data.Artist,
data.Album, data.Track)
}
if err != nil {
log.Printf("Album not found.")
return err
}
if data.Immediate {
err = playlist.Clear()
if err != nil {
log.Printf("Error clearing playlist")
return err
}
}
if track != nil {
err = playlist.AddTrack(track)
}
if album != nil {
err = playlist.AddAlbum(album)
}
if err != nil {
log.Printf("Error adding album or track %s/%s", data.Album, data.Track)
return err
}
if data.Immediate {
err = controls.Play()
}
return err
}
func (h ControlHandler) currentStatus(w http.ResponseWriter,
controls player.Controls) (err error) {
/*
controls, err := player.NewMpdControls()
if (err != nil) {
return err
}
defer controls.Close()
*/
// get the status
status, err := controls.Status()
if err != nil {
return err
}
j, _ := json.Marshal(status)
w.Write(j)
return err
}
// dispatch control commands (vol, prev, next)
func (h ControlHandler) command(w http.ResponseWriter,
r *http.Request, controls player.Controls) (err error) {
var data ControlCommand
/*
controls, err := player.NewMpdControls()
if (err != nil) {
return err
}
defer controls.Close()
*/
err = JsonRequestToType(w, r, &data)
if err != nil {
return err
}
log.Printf("Received control command '%s'\n", data.Command)
switch data.Command {
case "prev":
err = controls.Prev()
case "next":
err = controls.Next()
case "stop":
err = controls.Stop()
case "play":
err = controls.Play()
case "pause":
err = controls.Pause()
case "volumeDelta":
err = controls.VolumeDelta(data.VolumeDelta)
default:
log.Printf("Unknown command: %s\n", data.Command)
err = errors.New("Unknown command " + data.Command)
}
return err
}