import { getSession } from './session.js';
import { StartAuthJSConfig } from './types.js';
/**
 * Middleware options
 */
export interface AuthMiddlewareOptions {
    /**
     * Paths to preload session for
     * Can be an array of paths or `true` to preload for all paths
     */
    paths: Array<string> | boolean;
    /**
     * Auth configuration
     */
    config: StartAuthJSConfig;
}
/**
 * Middleware context that will receive the session
 */
export interface MiddlewareContext {
    request: Request;
    locals?: {
        session?: Awaited<ReturnType<typeof getSession>>;
    };
}
/**
 * Create auth middleware for TanStack Start
 *
 * This middleware can preload the session for specified paths,
 * making it available in route loaders without additional requests.
 *
 * Usage:
 * ```ts
 * import { authMiddleware } from 'start-authjs'
 *
 * // In your middleware setup
 * const middleware = authMiddleware({
 *   paths: ['/dashboard', '/profile', '/settings'],
 *   config: authConfig,
 * })
 * ```
 */
export declare function authMiddleware(options: AuthMiddlewareOptions): (context: MiddlewareContext) => Promise<void>;