Function setupControls

packages/player/src/controls-setup.ts:17–39

(
  parent: ShadowRoot,
  muted: boolean,
  volume: number,
  speedPresetsAttr: string | null,
  callbacks: ControlsCallbacks,
  audioLocked = false,
)

 * must be enforced by the caller — this function always constructs.
 */
export function setupControls(
  parent: ShadowRoot,
  muted: boolean,
  volume: number,
  speedPresetsAttr: string | null,
  callbacks: ControlsCallbacks,
  audioLocked = false,
): ReturnType<typeof createControls> {
  const speedPresets = speedPresetsAttr
    ? speedPresetsAttr
        .split(",")
        .map(Number)
        .filter((n) => !isNaN(n) && n > 0)
    : undefined;
  const options: ControlsOptions = {
    ...(speedPresets ? { speedPresets } : {}),
    audioLocked,
  };
  const api = createControls(parent, callbacks, options);
  api.updateMuted(muted);
  api.updateVolume(volume);
  return api;
}

/**
 * Set up or remove the poster image element in `parent`.