/**
 * Configuration for NotebookLM MCP Server
 *
 * Config Priority (highest to lowest):
 * 1. Hardcoded Defaults (works out of the box!)
 * 2. Environment Variables (optional, for advanced users)
 * 3. Tool Parameters (passed by Claude at runtime)
 *
 * No config.json file needed - all settings via ENV or tool parameters!
 */
import { SecureCredential } from "./utils/secure-memory.js";
/**
 * Clamp an integer to a [min, max] range
 */
export declare function clampInteger(value: number, min: number, max: number): number;
/**
 * Google NotebookLM Auth URL (used by setup_auth)
 * This is the base Google login URL that redirects to NotebookLM
 */
export declare const NOTEBOOKLM_URL = "https://notebooklm.google.com/";
export declare const NOTEBOOKLM_AUTH_URL = "https://accounts.google.com/v3/signin/identifier?continue=https%3A%2F%2Fnotebooklm.google.com%2F&flowName=GlifWebSignIn&flowEntry=ServiceLogin";
export interface Config {
    notebookUrl: string;
    headless: boolean;
    browserTimeout: number;
    viewport: {
        width: number;
        height: number;
    };
    maxSessions: number;
    sessionTimeout: number;
    autoLoginEnabled: boolean;
    loginEmail: string;
    loginPassword: string;
    autoLoginTimeoutMs: number;
    stealthEnabled: boolean;
    stealthRandomDelays: boolean;
    stealthHumanTyping: boolean;
    stealthMouseMovements: boolean;
    typingWpmMin: number;
    typingWpmMax: number;
    minDelayMs: number;
    maxDelayMs: number;
    configDir: string;
    dataDir: string;
    browserStateDir: string;
    chromeProfileDir: string;
    chromeInstancesDir: string;
    notebookDescription: string;
    notebookTopics: string[];
    notebookContentTypes: string[];
    notebookUseCases: string[];
    profileStrategy: "auto" | "single" | "isolated";
    cloneProfileOnIsolated: boolean;
    cleanupInstancesOnStartup: boolean;
    cleanupInstancesOnShutdown: boolean;
    instanceProfileTtlHours: number;
    instanceProfileMaxCount: number;
    geminiApiKey: string | null;
    geminiDefaultModel: string;
    geminiDeepResearchEnabled: boolean;
    geminiTimeoutMs: number;
    noGemini: boolean;
    responseTimeout: number;
    followUpReminder: string;
    followUpEnabled: boolean;
}
/**
 * Parse boolean from string (for env vars)
 */
export declare function parseBoolean(value: string | undefined, defaultValue: boolean): boolean;
/**
 * Parse integer from string (for env vars)
 */
export declare function parseInteger(value: string | undefined, defaultValue: number): number;
/**
 * Parse comma/semicolon-separated array (for env vars)
 */
export declare function parseArray(value: string | undefined, defaultValue: string[]): string[];
/**
 * Get the secure login password credential
 */
export declare function getSecureLoginPassword(): SecureCredential | null;
/**
 * Get the secure Gemini API key credential
 */
export declare function getSecureGeminiApiKey(): SecureCredential | null;
/**
 * Global configuration instance
 */
export declare const CONFIG: Config;
/**
 * Ensure all required directories exist
 * NOTE: We do NOT create configDir - it's not needed!
 */
export declare function ensureDirectories(): void;
export type { BrowserOptions } from "./notebook-creation/browser-options.js";
export { applyBrowserOptions } from "./notebook-creation/browser-options.js";