"""System sound playback."""
from Cocoa import NSSound

from cursor_flasher.config import Config


def play_alert(config: Config) -> None:
    """Play the configured alert sound if enabled."""
    if not config.sound_enabled:
        return

    sound = NSSound.soundNamed_(config.sound_name)
    if sound is None:
        return

    sound.setVolume_(config.sound_volume)
    sound.play()