export async function createHandlers()

in react/features/analytics/functions.js [60:147]
73 lines of code
17 McCabe index (conditional complexity)

export async function createHandlers({ getState }: { getState: Function }) {
    getJitsiMeetGlobalNS().analyticsHandlers = [];
    window.analyticsHandlers = []; // Legacy support.

    if (!isAnalyticsEnabled(getState)) {
        // Avoid all analytics processing if there are no handlers, since no event would be sent.
        analytics.dispose();

        return [];
    }

    const state = getState();
    const config = state['features/base/config'];
    const { locationURL } = state['features/base/connection'];
    const host = locationURL ? locationURL.host : '';
    const {
        analytics: analyticsConfig = {},
        deploymentInfo
    } = config;
    const {
        amplitudeAPPKey,
        blackListedEvents,
        scriptURLs,
        googleAnalyticsTrackingId,
        matomoEndpoint,
        matomoSiteID,
        whiteListedEvents
    } = analyticsConfig;
    const { group, user } = state['features/base/jwt'];
    const handlerConstructorOptions = {
        amplitudeAPPKey,
        blackListedEvents,
        envType: (deploymentInfo && deploymentInfo.envType) || 'dev',
        googleAnalyticsTrackingId,
        matomoEndpoint,
        matomoSiteID,
        group,
        host,
        product: deploymentInfo && deploymentInfo.product,
        subproduct: deploymentInfo && deploymentInfo.environment,
        user: user && user.id,
        version: JitsiMeetJS.version,
        whiteListedEvents
    };
    const handlers = [];

    if (amplitudeAPPKey) {
        try {
            const amplitude = new AmplitudeHandler(handlerConstructorOptions);

            analytics.amplitudeIdentityProps = amplitude.getIdentityProps();

            handlers.push(amplitude);
        } catch (e) {
            logger.error('Failed to initialize Amplitude handler', e);
        }
    }

    if (matomoEndpoint && matomoSiteID) {
        try {
            const matomo = new MatomoHandler(handlerConstructorOptions);

            handlers.push(matomo);
        } catch (e) {
            logger.error('Failed to initialize Matomo handler', e);
        }
    }

    if (Array.isArray(scriptURLs) && scriptURLs.length > 0) {
        let externalHandlers;

        try {
            externalHandlers = await _loadHandlers(scriptURLs, handlerConstructorOptions);
            handlers.push(...externalHandlers);
        } catch (e) {
            logger.error('Failed to initialize external analytics handlers', e);
        }
    }

    // Avoid all analytics processing if there are no handlers, since no event would be sent.
    if (handlers.length === 0) {
        analytics.dispose();
    }

    logger.info(`Initialized ${handlers.length} analytics handlers`);

    return handlers;
}