// ─── Interfaces ─────────────────────────────────────────────────
export type { IStorageService } from './storage.interface';

// ─── Key Registry ───────────────────────────────────────────────
export { StorageKey, ENCRYPTED_KEYS } from './storage.key';
export type { StorageKeyValue } from './storage.key';

// ─── Service Classes ────────────────────────────────────────────
export { LocalStorageService } from './local-storage.service';
export { IndexedDBService } from './indexed-db.service';

// ─── Pre-configured Instances ───────────────────────────────────

import { LocalStorageService } from './local-storage.service';
import { IndexedDBService } from './indexed-db.service';

/**
 * Default secure localStorage instance.
 *
 * Keys listed in `ENCRYPTED_KEYS` are automatically encrypted via
 * `@repo/utils` `EncryptionUtils`. All other keys are plain JSON.
 *
 * @example
 * ```ts
 * import { demoSecureStorage, StorageKey } from '@repo/core-storage';
 *
 * await demoSecureStorage.setItem(StorageKey.ACCESS_TOKEN, 'eyJhbGci...');
 * const token = await demoSecureStorage.getItem<string>(StorageKey.ACCESS_TOKEN);
 * ```
 */
export const demoSecureStorage = new LocalStorageService();

/**
 * Default IndexedDB instance.
 *
 * Uses `app_db` database with a `kv_store` object store.
 * Sensitive keys are encrypted at rest using the same
 * `EncryptionUtils` pipeline as `demoSecureStorage`.
 *
 * @example
 * ```ts
 * import { demoIndexedDB } from '@repo/core-storage';
 *
 * await demoIndexedDB.setItem('offline_draft', { content: '...' });
 * const draft = await demoIndexedDB.getItem<Draft>('offline_draft');
 * ```
 */
export const demoIndexedDB = new IndexedDBService({ dbName: 'app_db', storeName: 'kv_store' });
export const demoIndexedDB2 = new IndexedDBService({ dbName: 'app_db', storeName: 'kv_store_2' });