import type sqlite3 from 'sqlite3';
import { Database } from 'sqlite';
/**
 * Represents a SQLite database connection for the application.
 *
 * This type is a wrapper around the `Database` type from the SQLite library,
 * specifying the database and statement types as `sqlite3.Database` and
 * `sqlite3.Statement` respectively.
 *
 * @type {Database<sqlite3.Database, sqlite3.Statement>}
 */
export type AppDb = Database<sqlite3.Database, sqlite3.Statement>;
/**
 * Opens a connection to a SQLite database.
 *
 * @param filename - The path to the SQLite database file. If the file does not exist, it will be created.
 * @returns A Promise that resolves to an AppDb instance representing the opened database connection.
 *
 * @example
 * ```typescript
 * const db = await openDb('./myDatabase.sqlite');
 * ```
 */
export declare function openDb(filename: string): Promise<AppDb>;