/**
 * Client Info Handler
 *
 * Extracts client information (IP, user agent, device info) from NAuthRequest
 * and stores in AsyncLocalStorage context.
 *
 * **Platform-Agnostic:**
 * This handler operates purely on NAuthRequest interface.
 * Context initialization is handled by the adapter, not this handler.
 */
import { ClientInfoService, NAuthConfig, NAuthLogger } from '../index';
import { GeoLocationService } from '../internal';
import { NAuthRequest, NAuthResponse } from '../platform/interfaces';
/**
 * ClientInfoHandler
 *
 * First handler in the chain. Extracts client information and stores it
 * in the context for downstream handlers and services.
 */
export declare class ClientInfoHandler {
    private clientInfoService;
    private config?;
    private geoLocationService?;
    private logger?;
    constructor(clientInfoService: ClientInfoService, config?: NAuthConfig | undefined, geoLocationService?: GeoLocationService | undefined, logger?: NAuthLogger | undefined);
    /**
     * Handle request - extract and store client info
     *
     * Context initialization is handled by the adapter.
     * This handler assumes context is already available.
     */
    handle(req: NAuthRequest, res: NAuthResponse, next: () => Promise<void> | void): Promise<void>;
    /**
     * Extract client information and store in context
     */
    private extractAndStore;
}
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