Function audioBufferSpace

src/engine/assets.ts:219–243

(engine: VisualNovelEngine)

// ============================================================================

export async function audioBufferSpace(engine: VisualNovelEngine): Promise<Space | null> {
  // If we already know IndexedDB isn't available, skip
  if (engine._indexedDBAvailable === false) {
    return null;
  }

  if (!engine._audioBufferSpace) {
    try {
      engine._audioBufferSpace = new Space(SpaceAdapter.IndexedDB, {
        name: `${Text.friendly(engine.setting('Name') as string)}_AudioCache`,
        version: '1',
        store: 'decodedAudio'
      } as ConstructorParameters<typeof Space>[1]);

      await engine._audioBufferSpace.open();
      engine._indexedDBAvailable = true;
    } catch (error) {
      console.warn('IndexedDB not available for audio caching. Audio will still work but won\'t persist across sessions:', error);
      engine._indexedDBAvailable = false;
      return null;
    }
  }

  return engine._audioBufferSpace;
}

export function isIndexedDBAvailable(engine: VisualNovelEngine): boolean | null {
  return engine._indexedDBAvailable;