Using Fulcrum Data Events for routing with Google Maps and MAPS.ME

fulcrum-routing-data-event.js

ON('change', 'routing_options', () => {
  if ($routing_options == 'google') {
    if (LATITUDE() && LONGITUDE()) {
      OPENURL('https://maps.google.com/?q=' + LATITUDE() + ',' + LONGITUDE());
    } else {
      ALERT('No location provided!', 'A location is required to show Google Maps.')
    }
    SETVALUE('routing_options', null);
  } else if ($routing_options == 'mapsme') {
    let location = CURRENTLOCATION();
    if (!location) {
    // location could not be determined.
    } else {
      lat = location.latitude;
      lng = location.longitude;
      if (LATITUDE() && LONGITUDE() && lat && lng) {
        // example maps.me URL scheme/intent
        // mapsme://route?sll=55.7522,37.6155&saddr=Destination&dll=55.763,37.6155&daddr=Destionation&type=pedestrian
        OPENURL('mapsme://route?sll=' + lat + ',' + lng + '&saddr=Start&dll=' + LATITUDE() + ',' + LONGITUDE() + '&daddr=Destination&type=vehicle');
      } else {
        ALERT('No location provided!', 'A location is required to show MAPS.ME.')
      }
      SETVALUE('routing_options', null);
    }
  }
});