import type { AuthResult } from '@cepseudo/shared';
import type { UserService } from './user_service.js';
/**
 * Centralized authentication middleware for all components.
 *
 * Replaces the duplicated authenticateRequest/authenticateUser methods
 * found in AssetsManager, TilesetManager, MapManager, and CustomTableManager.
 *
 * @example
 * ```typescript
 * const result = await authMiddleware.authenticate(req)
 * if (!result.success) {
 *     return result.response
 * }
 * const userRecord = result.userRecord
 * ```
 */
export declare class AuthMiddleware {
    #private;
    constructor(userService: UserService);
    /**
     * Authenticate a request and return the user record.
     *
     * Handles all auth modes:
     * - Auth disabled → creates anonymous user via UserService
     * - Gateway mode → parses APISIX headers
     * - JWT mode → validates Bearer token
     */
    authenticate(req: {
        headers?: Record<string, string | string[] | undefined>;
    }): Promise<AuthResult>;
}
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