import type { IUserRepository } from '../../application/ports/outbound/IUserRepository.js';
import { User } from '../../domain/entities/User.js';
import { UserId } from '../../domain/value-objects/UserId.js';
import { Username } from '../../domain/value-objects/Username.js';
/**
 * SqliteUserRepository
 * Implements IUserRepository using SQLite database storage with better-sqlite3
 */
export declare class SqliteUserRepository implements IUserRepository {
    private static readonly SALT_ROUNDS;
    private readonly db;
    /**
     * Create a new SqliteUserRepository
     * @param dbPath - Path to the SQLite database file
     */
    constructor(dbPath: string);
    /**
     * Run database migrations
     * Creates tables and indexes if they don't exist
     */
    private migrate;
    /**
     * Find a user by their unique ID
     */
    findById(id: UserId): Promise<User | null>;
    /**
     * Find a user by their username (case-insensitive)
     */
    findByUsername(username: Username): Promise<User | null>;
    /**
     * Get all users in the system
     */
    findAll(): Promise<User[]>;
    /**
     * Save a user (create or update)
     * Uses INSERT OR REPLACE for upsert behavior
     */
    save(user: User): Promise<void>;
    /**
     * Delete a user by their ID
     */
    delete(id: UserId): Promise<void>;
    /**
     * Get the total count of users
     */
    count(): Promise<number>;
    /**
     * Hash a password using bcrypt
     * @param password - Plain text password to hash
     * @returns Hashed password
     */
    hashPassword(password: string): Promise<string>;
    /**
     * Verify a password against a hash
     * @param password - Plain text password to verify
     * @param hash - Password hash to verify against
     * @returns True if password matches, false otherwise
     */
    verifyPassword(password: string, hash: string): Promise<boolean>;
    /**
     * Close the database connection
     * Should be called when the repository is no longer needed
     */
    close(): void;
    /**
     * Convert a database row to a User entity
     */
    private toUser;
}
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