@datadog/mobile-react-native-navigation/lib/commonjs/rum/instrumentation/DdRumReactNativeNavigationTracking.js

A client-side React Native module to interact with Datadog

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.DdRumReactNativeNavigationTracking = void 0;

var _mobileReactNative = require("@datadog/mobile-react-native");

var _reactNativeNavigation = require("react-native-navigation");

var _reactNative = require("react-native");

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

/**
 * Provides RUM integration for the [React Native Navigation](https://wix.github.io/react-native-navigation) API.
 */
class DdRumReactNativeNavigationTracking {
  /**
   * Starts tracking the Navigation and sends a RUM View event every time a root View component appear/disappear.
   */
  static startTracking(viewNamePredicate = function (_event, trackedName) {
    return trackedName;
  }) {
    // extra safety to avoid wrapping more than 1 time this function
    if (DdRumReactNativeNavigationTracking.isTracking) {
      return;
    }

    DdRumReactNativeNavigationTracking.eventSubscription = _reactNativeNavigation.Navigation.events().registerComponentDidAppearListener(event => {
      const predicate = DdRumReactNativeNavigationTracking.viewNamePredicate;
      const screenName = predicate(event, event.componentName);

      if (screenName !== null) {
        _mobileReactNative.DdRum.startView(event.componentId, screenName);

        DdRumReactNativeNavigationTracking.lastView = {
          key: event.componentId,
          name: screenName
        };
      }
    });
    DdRumReactNativeNavigationTracking.isTracking = true;
    DdRumReactNativeNavigationTracking.viewNamePredicate = viewNamePredicate;
    this.appStateSubscription = _reactNative.AppState.addEventListener('change', DdRumReactNativeNavigationTracking.appStateListener);
  }
  /**
   * Stops tracking Navigation.
   */


  static stopTracking() {
    if (!DdRumReactNativeNavigationTracking.isTracking) {
      return;
    }

    if (DdRumReactNativeNavigationTracking.eventSubscription) {
      DdRumReactNativeNavigationTracking.eventSubscription.remove();
    } // For versions of React Native below 0.65, addEventListener does not return a subscription.
    // We have to call AppState.removeEventListener instead.


    if (this.appStateSubscription) {
      this.appStateSubscription.remove();
    } else {
      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
      // @ts-ignore
      _reactNative.AppState.removeEventListener('change', DdRumReactNativeNavigationTracking.appStateListener);
    }

    DdRumReactNativeNavigationTracking.lastView = undefined;
    DdRumReactNativeNavigationTracking.isTracking = false;

    DdRumReactNativeNavigationTracking.viewNamePredicate = function (_event, trackedName) {
      return trackedName;
    };
  }

}

exports.DdRumReactNativeNavigationTracking = DdRumReactNativeNavigationTracking;

_defineProperty(DdRumReactNativeNavigationTracking, "isTracking", false);

_defineProperty(DdRumReactNativeNavigationTracking, "eventSubscription", undefined);

_defineProperty(DdRumReactNativeNavigationTracking, "appStateSubscription", void 0);

_defineProperty(DdRumReactNativeNavigationTracking, "viewNamePredicate", void 0);

_defineProperty(DdRumReactNativeNavigationTracking, "lastView", 'tracking_not_started');

_defineProperty(DdRumReactNativeNavigationTracking, "appStateListener", appStateStatus => {
  const lastView = DdRumReactNativeNavigationTracking.lastView;

  if (lastView === undefined) {
    _mobileReactNative.InternalLog.log(`We could not determine the route when changing the application state to: ${appStateStatus}. No RUM View event will be sent in this case.`, _mobileReactNative.SdkVerbosity.ERROR);

    return;
  }

  if (lastView === 'tracking_not_started') {
    // Do nothing as no view has been tracked already
    return;
  }

  if (appStateStatus === 'background') {
    _mobileReactNative.DdRum.stopView(lastView.key);
  } else if (appStateStatus === 'active' || appStateStatus === undefined) {
    // case when app goes into foreground,
    // in that case navigation listener won't be called
    _mobileReactNative.DdRum.startView(lastView.key, lastView.name);
  }
});
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