/**
 * Shared Context Manager with Persistent Chrome Profile
 *
 * Manages ONE global persistent BrowserContext for ALL sessions.
 * This is critical for avoiding bot detection:
 *
 * - Google tracks browser fingerprints (Canvas, WebGL, Audio, Fonts, etc.)
 * - Multiple contexts = Multiple fingerprints = Suspicious!
 * - ONE persistent context = ONE consistent fingerprint = Normal user
 * - Persistent user_data_dir = SAME fingerprint across all app restarts!
 *
 * Based on the Python implementation from shared_context_manager.py
 */
import type { BrowserContext } from "patchright";
import type { AuthManager } from "../auth/auth-manager.js";
/**
 * Shared Context Manager
 *
 * Benefits:
 * 1. ONE consistent browser fingerprint for all sessions
 * 2. Fingerprint persists across app restarts (user_data_dir)
 * 3. Mimics real user behavior (one browser, multiple tabs)
 * 4. Google sees: "Same browser since day 1"
 */
export declare class SharedContextManager {
    private authManager;
    private globalContext;
    private contextCreatedAt;
    private currentProfileDir;
    private isIsolatedProfile;
    private currentHeadlessMode;
    constructor(authManager: AuthManager);
    /**
     * Get the global shared persistent context, or create new if needed
     *
     * Context is recreated only when:
     * - First time (no context exists in this app instance)
     * - Context was closed/invalid
     *
     * Note: Auth expiry does NOT recreate context - we reuse the SAME
     * fingerprint and just re-login!
     *
     * @param overrideHeadless Optional override for headless mode (true = show browser)
     */
    getOrCreateContext(overrideHeadless?: boolean): Promise<BrowserContext>;
    /**
     * Check if global context needs to be recreated
     */
    private needsRecreation;
    /**
     * Create/Load the global PERSISTENT context with Chrome user_data_dir
     *
     * This is THE KEY to fingerprint persistence!
     *
     * First time:
     * - Chrome creates new profile in user_data_dir
     * - Generates fingerprint (Canvas, WebGL, Audio, etc.)
     * - Saves everything to disk
     *
     * Subsequent starts:
     * - Chrome loads profile from user_data_dir
     * - SAME fingerprint as before! ✅
     * - Google sees: "Same browser since day 1"
     *
     * @param overrideHeadless Optional override for headless mode (true = show browser)
     */
    private recreateContext;
    /**
     * Manually close the global context (e.g., on shutdown)
     *
     * Note: This closes the context for ALL sessions!
     * Chrome will save everything to user_data_dir automatically.
     */
    closeContext(): Promise<void>;
    private prepareIsolatedProfileDir;
    private pruneIsolatedProfiles;
    private safeRemoveIsolatedProfile;
    /**
     * Get information about the global persistent context
     */
    getContextInfo(): {
        exists: boolean;
        age_seconds?: number;
        age_hours?: number;
        fingerprint_id?: string;
        user_data_dir: string;
        persistent: boolean;
    };
    /**
     * Get the current headless mode of the browser context
     *
     * @returns boolean | null - true if headless, false if visible, null if no context exists
     */
    getCurrentHeadlessMode(): boolean | null;
    /**
     * Check if the browser context needs to be recreated due to headless mode change
     *
     * @param overrideHeadless - Optional override for headless mode (true = show browser)
     * @returns boolean - true if context needs to be recreated with new mode
     */
    needsHeadlessModeChange(overrideHeadless?: boolean): boolean;
    /**
     * Get context ID for logging
     */
    private getContextId;
}
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