import { PulseXConfig, EventPayload } from "./types";
export default class PulseX {
    private config;
    private sessionId;
    private queue;
    private engagementTrackingTasks;
    constructor(config: PulseXConfig);
    start(): void;
    /**
     * Tracks user engagement for a specific section of the webpage.
     *
     * @param {string} sectionId - The ID of the HTML element to track.
     * @param {number} [threshold] - The minimum time (in milliseconds) the user must view the section for it to be considered engaged.
     *
     * @remarks
     * - If the element with the given `sectionId` is not found, a warning will be logged.
     * - The section will be added to the tracking list, and engagement will be recorded only if the user views it for at least `threshold` milliseconds.
     * - If `threshold` is not provided, it may default to a predefined value in the tracking system.
     *
     * @example
     * ```ts
     * tracker.trackSectionEngagement("homepage", 3000); // Track "homepage" section with a 3-second threshold
     * ```
     */
    trackSectionEngagement(sectionId: string, threshold?: number): void;
    private startEngagementTracking;
    private createBasePayload;
    private getQueue;
    private sendData;
    private setupVisibilityListener;
    private saveQueueToLocalStorage;
    private clearQueue;
    private loadQueue;
    /**
     * Tracks click events on a specified element.
     *
     * @param {string} elementId - The ID of the element to track clicks on.
     *
     * @example
     * ```ts
     * tracker.trackClick("loginBtn"); // Tracks click events on element with ID 'loginBtn'
     * ```
     */
    trackClick(elementId: string): void;
    /**
     * Tracks hover events on a specified element.
     * Records hover duration and, if a click occurs during the hover, includes the click data.
     *
     * @param {string} elementId - The ID of the element to track hover events on.
     *
     * @example
     * ```ts
     * tracker.trackHover("product-card"); // Tracks hover events on element with ID 'product-card'
     * ```
     */
    trackHover(elementId: string): void;
    /**
     * Tracks form submission events on a specified form.
     *
     * @param {string} formId - The ID of the form to track submissions for.
     *
     * @example
     * ```ts
     * tracker.trackFormSubmission("login-form"); // Tracks form submissions on form with ID 'login-form'
     * ```
     */
    trackFormSubmission(formId: string): void;
    savePayloadToLocalStorage(payload: EventPayload): void;
}