@ima/plugin-analytic-fb-pixel/dist/cjs/FacebookPixelAnalytic.js

Seznam IMA.js analytic plugin for Facebook Pixel

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "FacebookPixelAnalytic", {
    enumerable: true,
    get: function() {
        return FacebookPixelAnalytic;
    }
});
const _pluginanalytic = require("@ima/plugin-analytic");
const FB_ROOT_VARIABLE = 'fbq';
class FacebookPixelAnalytic extends _pluginanalytic.AbstractAnalytic {
    #config;
    // A main function of Facebook Pixel.
    #fbq;
    static get $dependencies() {
        return [
            '$Settings.plugin.analytic.fbPixel',
            ..._pluginanalytic.AbstractAnalytic.$dependencies
        ];
    }
    /**
   * Creates a Facebook Pixel Helper instance.
   */ constructor(config, ...rest){
        super(...rest);
        this._analyticScriptName = 'fb_pixel';
        this._analyticScriptUrl = '//connect.facebook.net/en_US/fbevents.js';
        this.#config = config;
        this.#fbq = null;
    }
    _applyPurposeConsents() {
    /* this implementation of FB pixel doesn't work with consents */ }
    /**
   * Gets the identifier for Facebook Pixel.
   *
   * @returns The identifier for Facebook Pixel.
   */ getId() {
        switch(typeof this.#config.id){
            case 'number':
                return String(this.#config.id);
            case 'string':
                return this.#config.id;
            default:
                throw new TypeError('A Facebook Pixel identifier should be a number/string.');
        }
    }
    /**
   * Hits an event.
   *
   * @override
   * @param eventName Name of the event.
   * @param eventData Data attached to the event.
   * @returns TRUE when event has been hit; otherwise FALSE.
   */ hit(eventName, eventData = null) {
        try {
            if (!this.#fbq) {
                throw new Error('Initialize the FacebookPixelHelper instance before calling hit() method.');
            } else if (typeof eventName !== 'string' || !eventName) {
                throw new TypeError('Parameter eventName of hit() method is required and should be a string.');
            } else if (typeof eventData !== 'object') {
                throw new TypeError('Parameter eventData of hit() method should be an object.');
            }
        } catch (error) {
            this._processError(error);
            return false;
        }
        if (!eventData) {
            this.#fbq('track', eventName);
        } else {
            this.#fbq('track', eventName, eventData);
        }
        return true;
    }
    /**
   * Hits a page view event (optionally with page view data).
   *
   * @override
   * @param Page view data (containing path etc.).
   * @returns TRUE when event has been hit; otherwise FALSE.
   */ hitPageView(viewContentData = null) {
        try {
            if (!this.#fbq) {
                throw new Error('Initialize the FacebookPixelHelper instance before calling hitPageView() method.');
            } else if (typeof viewContentData !== 'object') {
                throw new TypeError('Parameter data of hitPageView() method should be an object.');
            }
        } catch (error) {
            this._processError(error);
            return false;
        }
        const hitResult = this.hit('PageView');
        if (!hitResult) {
            return false;
        } else if (viewContentData) {
            return this.hit('ViewContent', viewContentData);
        }
        return true;
    }
    /**
   * Hits a search event (optionally with page name or other event data).
   *
   * @param Search query / event data.
   * @param queryOrData
   * @returns TRUE when event has been hit; otherwise FALSE.
   */ hitSearch(queryOrData = null) {
        try {
            if (!this.#fbq) {
                throw new Error('Initialize the FacebookPixelHelper instance before calling hitSearch() method.');
            } else if ([
                'string',
                'object'
            ].indexOf(typeof queryOrData) === -1) {
                throw new TypeError('Parameter queryOrData of hitSearch() method should be a string or an object.');
            }
        } catch (error) {
            this._processError(error);
            return false;
        }
        let eventData;
        if (typeof queryOrData === 'string' && queryOrData) {
            eventData = {
                search_string: queryOrData
            };
        } else {
            return this.hit('Search');
        }
        return this.hit('Search', eventData);
    }
    /**
   * @override
   * @inheritdoc
   */ _configuration() {
        // _configuration is only called on client, therefore window is defined
        const clientWindow = this._window.getWindow();
        if (this.isEnabled() || !clientWindow[FB_ROOT_VARIABLE] || typeof clientWindow[FB_ROOT_VARIABLE] !== 'function') {
            return;
        }
        this._enable = true;
        this.#fbq = clientWindow[FB_ROOT_VARIABLE];
        this.#fbq('init', this.getId());
    }
    /**
   * @override
   * @inheritdoc
   */ _createGlobalDefinition(window) {
        if (window[FB_ROOT_VARIABLE]) {
            return;
        }
        const fbAnalytic = window[FB_ROOT_VARIABLE] = function(...rest) {
            fbAnalytic.callMethod // eslint-disable-line @typescript-eslint/no-unused-expressions
             ? fbAnalytic.callMethod(...rest) : fbAnalytic.queue.push(...rest);
        };
        if (!window[`_${FB_ROOT_VARIABLE}`]) {
            window[`_${FB_ROOT_VARIABLE}`] = fbAnalytic;
        }
        fbAnalytic.push = fbAnalytic;
        fbAnalytic.loaded = false;
        fbAnalytic.version = '2.0';
        fbAnalytic.queue = [];
        this.#fbq = fbAnalytic;
        this._configuration();
    }
    /**
   * Processes an error.
   *
   * @param error An error to be processed.
   */ _processError(error) {
        if ($Debug && error) {
            console.error(error);
        }
    }
}

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