import type { ResolvedConfig } from '../types/index.js';
/**
 * Run the PKCE login flow:
 *  - desktop: opens an `/authorize` popup, waits for the auth code via
 *    postMessage (or `/auth/token/poll` fallback), then exchanges it.
 *  - mobile / blocked popup: full-page redirect to `/authorize`. The result
 *    is picked up by `consumeAuthCodeFromUrl` on the next page load.
 *
 * Concurrent calls (e.g. paywall + comments both triggering login) share a
 * single in-flight attempt.
 */
export declare function login(config: ResolvedConfig): Promise<boolean>;
/**
 * Check the current URL for `cc_auth_code`/`cc_state` (set by `/authorize`'s
 * redirect-back fallback for the mobile flow and COOP-severed popups), scrub
 * them, and exchange the code for tokens if it matches our pending PKCE
 * verifier.
 *
 * If we're running inside a popup whose opener is reachable, notify it and
 * close — this covers the case where a COOP-severed popup navigated itself
 * back to the article URL with the code while the opener is still polling.
 */
export declare function consumeAuthCodeFromUrl(config: ResolvedConfig): Promise<boolean>;