PagePerformance.ts

import Task from '../Task';

class PerformanceTask extends Task {
  start({ payload }: { payload: PartnerAnalyticsPageRequest }): Promise<any> {
    return new Promise(resolve => {
      const {
        navigationStart,
        unloadEventStart,
        unloadEventEnd,
        redirectStart,
        redirectEnd,
        fetchStart,
        domainLookupStart,
        domainLookupEnd,
        connectStart,
        connectEnd,
        secureConnectionStart,
        requestStart,
        responseStart,
        responseEnd,
        domLoading,
        domInteractive,
        domContentLoadedEventStart,
        domContentLoadedEventEnd,
        domComplete,
        loadEventStart,
        loadEventEnd,
      } = performance.timing;

      payload.performance = {
          navigation_start: navigationStart,
          unload_event_start: unloadEventStart,
          unload_event_end: unloadEventEnd,
          redirect_start: redirectStart,
          redirect_end: redirectEnd,
          fetch_start: fetchStart,
          domain_lookup_start: domainLookupStart,
          domain_lookup_end: domainLookupEnd,
          connect_start: connectStart,
          connect_end: connectEnd,
          secure_connection_start: secureConnectionStart,
          request_start: requestStart,
          response_start: responseStart,
          response_end: responseEnd,
          dom_loading: domLoading,
          dom_interactive: domInteractive,
          dom_content_loaded_event_start: domContentLoadedEventStart,
          dom_content_loaded_event_end: domContentLoadedEventEnd,
          dom_complete: domComplete,
          load_event_start: loadEventStart,
          load_event_end: loadEventEnd,
        } as PagePerformance,

      resolve(payload);
    });
  }
}

export default PerformanceTask;