Fix crash-causing issues in navigator.

Author: VillePihlava

app/component/itinerary/navigator/NaviCardContainer.js

@@ -1,6 +1,7 @@
 import { matchShape, routerShape } from 'found';
 import PropTypes from 'prop-types';
 import React, { useEffect, useRef, useState } from 'react';
+import { useIntl } from 'react-intl';
 import { addAnalyticsEvent } from '../../../util/analyticsUtils';
 import {
   isAnyLegPropertyIdentical,
@@ -68,7 +69,8 @@ function NaviCardContainer(
   );
   const focusRef = useRef(false);
 
-  const { intl, config, match, router } = context;
+  const intl = useIntl();
+  const { config, match, router } = context;
   const platformRef = useRef();
 
   if (legChanged) {

app/util/indoorUtils.js

@@ -67,6 +67,9 @@ export function getIndoorTranslationId(type, verticalDirection, toLevelName) {
  * @return an entrance object or undefined if one can not be found
  */
 export function getEntranceObject(previousLeg, leg) {
+  if (!leg?.steps) {
+    return undefined;
+  }
   const entranceObjects = leg.steps
     .map((step, index) => ({ ...step, index }))
     .filter(