import { IdentifyData, InitParamsDataBase, PageData, ScreenData, TrackData, TranthorSdkBase } from "@tranthor/sdk-core-library";
export * from "@tranthor/sdk-core-library";
export type TimeoutHandle = ReturnType<typeof setTimeout>;
/**
 * Tranthor Node.js SDK. Use it to send events to Tranthor, a
 * customer engagement on autopilot.
 * @class
 *
 * @example
 * ```typescript
 * import { TranthorSdk } from '@tranthor/sdk-node';
 *
 * // Initialize with workspace credentials
 * await TranthorSdk.init({
 *   writeKey: 'Basic your-write-key-here',
 *   host: 'https://app.tranthor.com' // Optional custom endpoint
 * });
 *
 * // Identify user with events and record attributes about them. Save user id and an identify user and add attributes about them.
 * // This is how you can add optional attributes like email, name, etc.
 * TranthorSdk.identify({
 *   userId: 'user_123',
 *   traits: {
 *     email: 'marc@legend.com',
 *     firstName: 'Marc',
 *     lastName: 'Legend',
 *     plan: 'premium'
 *   }
 * });
 *
 * // Track custom events with properties where you record actions your users perform and any properties about the action.
 * TranthorSdk.track({
 *   userId: 'user_123',
 *   event: 'purchase_completed',
 *   properties: {
 *     amount: 49.99,
 *     currency: 'USD'
 *   }
 * });
 *
 * // Here you can record specific screen engagement on the mobile devices.
 * // along with any properties about the screen.
 * TranthorSdk.screen({
 *   userId: 'user_123',
 *   name: 'restaurant_screen',
 *   properties: {
 *     order_id: '1234567890',
 *     restaurant_name: 'The best restaurant',
 *     items: ['burger', 'fries', 'soda']
 *   }
 * });
 *
 * // Flush pending events to Tranthor. This is important for async events to ensure they are sent synchronously.
 * await TranthorSdk.flush();
 * ```
 */
export declare class TranthorSdk {
    private static instance;
    private baseSdk;
    private static createBaseSdk;
    /**
     * Initialize singleton SDK instance
     * @param initParams - Configuration parameters
     * @returns Promise resolving to initialized SDK instance
     *
     * @example
     * ```typescript
     * // Basic initialization
     * const sdk = await TranthorSdk.init({
     *   writeKey: 'Basic your-key-here'
     * });
     * ```
     */
    static init(initParams: InitParamsDataBase): Promise<TranthorSdk>;
    /**
     * Create new SDK instance (non-singleton)
     * @param initParams - Configuration parameters
     * @returns Promise resolving to new SDK instance
     *
     * @example
     * ```typescript
     * // Multi-instance scenario
     * const adminSdk = await TranthorSdk.initNew({
     *   writeKey: 'admin-key'
     * });
     *
     * const clientSdk = await TranthorSdk.initNew({
     *   writeKey: 'client-key'
     * });
     * ```
     */
    static initNew(initParams: InitParamsDataBase): Promise<TranthorSdk>;
    constructor(baseSdk: TranthorSdkBase<TimeoutHandle>);
    /**
     * Record user identity and attributes. This is how you can add optional attributes like email, name, etc.
     * @param params - Identification payload
     * @returns
     * @example
     * ```typescript
     * // Basic user identification
     * TranthorSdk.identify({
     *   userId: '123',
     *   traits: {
     *     name: 'Alice Smith',
     *     accountStatus: 'active'
     *   }
     * });
     * ```
     */
    static identify(params: IdentifyData): void;
    identify(params: IdentifyData): void;
    /**
     * Track custom event with properties where you record actions your users perform and any properties about the action.
     * @param params - Event tracking payload
     * @returns
     *
     * @example
     * ```typescript
     * // Track subscription event
     * TranthorSdk.track({
     *   userId: '123',
     *   event: 'subscription_created',
     *   properties: {
     *     plan: 'pro',
     *     trial_days: 14
     *   }
     * });
     * ```
     */
    static track(params: TrackData): void;
    track(params: TrackData): void;
    /**
     * Record page view with metadata about the page. This is how you can record page views on the web.
     * @param params - Page view payload
     * @returns
     * @example
     * ```typescript
     * // Track dashboard page view
     * TranthorSdk.page({
     *   userId: '123',
     *   name: 'Dashboard',
     *   properties: {
     *     tab: 'analytics',
     *     referrer: 'https://search.example.com'
     *   }
     * });
     * ```
     */
    static page(params: PageData): void;
    page(params: PageData): void;
    /**
     * Record mobile screen view with context about the screen. This is how you can record screen views on the mobile devices.
     * @param params - Screen view payload
     * @returns
     *
     * @example
     * ```typescript
     * // Track mobile settings screen
     * TranthorSdk.screen({
     *   userId: '123',
     *   name: 'Settings',
     *   properties: {
     *     section: 'notifications',
     *     os_version: '14.4.1'
     *   }
     * });
     * ```
     */
    static screen(params: ScreenData): void;
    screen(params: ScreenData): void;
    /**
     * Immediately send all queued events
     * @returns Promise resolving when flush completes
     * @returns
     * @example
     * ```typescript
     * // Flush before application exit
     * process.on('SIGTERM', async () => {
     *   await TranthorSdk.flush();
     *   process.exit(0);
     * });
     * ```
     */
    static flush(): Promise<void> | undefined;
    flush(): Promise<void>;
}