import type { JsonObject } from '@xylabs/sdk-js';
export type FacebookStandardEventNames = 'PageView' | 'ViewContent' | 'Search' | 'AddToCart' | 'AddToWishlist' | 'InitiateCheckout' | 'AddPaymentInfo' | 'Purchase' | 'Lead' | 'CompleteRegistration' | 'Contact' | 'CustomizeProduct' | 'Donate' | 'FindLocation' | 'Schedule' | 'StartTrial' | 'SubmitApplication' | 'Subscribe';
type FbqFunction = {
    (command: 'init', pixelId: string): void;
    (command: 'track', eventName: FacebookStandardEventNames, parameters?: JsonObject, options?: {
        eventID?: string;
    }): void;
    (command: 'trackCustom', eventName: string, parameters?: JsonObject, options?: {
        eventID?: string;
    }): void;
    (command: 'trackSingle', pixelId: string, eventName: FacebookStandardEventNames, parameters?: JsonObject, options?: {
        eventID?: string;
    }): void;
    (command: 'trackSingleCustom', pixelId: string, eventName: string, parameters?: JsonObject, options?: {
        eventID?: string;
    }): void;
};
declare global {
    var fbq: FbqFunction;
}
export interface FbqCaller {
    track(event: FacebookStandardEventNames, data: JsonObject, eventID?: string): void;
    trackCustom(event: string, data: JsonObject, eventID?: string): void;
}
export declare class Fbq implements FbqCaller {
    protected pixelId: string;
    private constructor();
    /**
     * Gets the instance of the Facebook Pixel (fbq).
     *
     * @returns {FbqFunction} The global fbq instance.
     * @throws Will throw an error if the Fbq instance is not initialized.
     */
    static get fbq(): FbqFunction;
    /**
     * Gets the instance of the Facebook Pixel (fbq).
     *
     * @returns {FbqFunction} The global fbq instance.
     * @throws Will throw an error if the Fbq instance is not initialized.
     */
    get fbq(): FbqFunction;
    /**
     * Initializes the Fbq instance with the given pixel ID.
     *
     * @param pixelId - The Facebook Pixel ID to initialize the Fbq instance with.
     * @returns A new instance of Fbq.
     * @throws Will throw an error if the Fbq instance is not initialized.
     */
    static init(pixelId: string): Fbq;
    /**
     * Tracks a Facebook standard event using the Facebook Pixel.
     * This will call all initialized pixels.
     *
     * @param event - The Facebook standard event to track.
     * @param data - Optional additional data to send with the event.
     * @param eventID - An optional unique identifier for the event.
     */
    static track(event: FacebookStandardEventNames, data?: JsonObject, eventID?: string): void;
    /**
     * Tracks a custom event using Facebook's tracking pixel.
     * This will call all initialized pixels.
     *
     * @param event - The name of the custom event to track.
     * @param data - An object containing additional data to send with the event.
     * @param eventID - An optional unique identifier for the event.
     */
    static trackCustom(event: string, data: JsonObject, eventID?: string): void;
    /**
     * Tracks a specified Facebook standard event using the Facebook Pixel.
     * This will only call the pixel with the specified eventID.
     *
     * @param event - The Facebook standard event to track.
     * @param data - Optional additional data to send with the event.
     * @param eventID - An optional unique identifier for the event.
     */
    track(event: FacebookStandardEventNames, data?: JsonObject, eventID?: string): void;
    /**
     * Tracks a custom event using Facebook's tracking pixel.
     * This will only call the pixel with the specified eventID.
     *
     * @param event - The name of the custom event to track.
     * @param data - An object containing additional data to send with the event.
     * @param eventID - An optional unique identifier for the event.
     */
    trackCustom(event: string, data: JsonObject, eventID?: string): void;
}
export {};
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