playlists

type Playlist struct {
	ID      string
	Name    string
	Slot    string
	Items   []PlaylistItem
	Index   int
	Playing bool
	Clear   bool // signals the queue handler to remove the active playlist for this slot
	// Loop and LoopOne control end-of-playlist behaviour set at load time.
	// Loop wraps back to the start; LoopOne repeats the current track.
	Loop    bool
	LoopOne bool
	// ForceRelaunch bypasses the playlistNeedsUpdate dedup so the same track can be
	// relaunched (needed for LoopOne and single-item Loop).
	ForceRelaunch bool
}

type PlaylistController struct {
	Active     *Playlist
	Background *Playlist
	Current    *Playlist
	Queue      chan<- *Playlist
}

type PlaylistItem struct {
	ZapScript string
	Name      string
}