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locationProvider =
    new google.maps.journeySharing
        .FleetEngineFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which vehicles are
          // retrieved and immediately start tracking.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which vehicles are retrieved.
          vehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

locationProvider =
    new google.maps.journeySharing
        .FleetEngineFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which vehicles are
          // retrieved and immediately start tracking.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which vehicles are retrieved.
          vehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

locationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which delivery vehicles are
          // retrieved and immediately make the location provider active.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which delivery vehicles are retrieved.
          deliveryVehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

locationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which delivery vehicles are
          // retrieved and immediately make the location provider active.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which delivery vehicles are retrieved.
          deliveryVehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

google.maps.event.addListenerOnce(
  mapView.map, 'bounds_changed', () => {
    const bounds = mapView.map.getBounds();
    if (bounds) {
      // If you did not specify a location restriction in the
      // location provider constructor, you may do so here.
      // Location tracking will start as soon as this is set.
      locationProvider.locationRestriction = bounds;
    }
  });

google.maps.event.addListenerOnce(
  mapView.map, 'bounds_changed', () => {
    const bounds = mapView.map.getBounds();
    if (bounds) {
      // If you did not specify a location restriction in the
      // location provider constructor, you may do so here.
      // Location tracking will start as soon as this is set.
      locationProvider.locationRestriction = bounds;
    }
  });

google.maps.event.addListenerOnce(
  mapView.map, 'bounds_changed', () => {
    const bounds = mapView.map.getBounds();
    if (bounds) {
      // If you did not specify a location restriction in the
      // location provider constructor, you may do so here.
      // Location provider will start as soon as this is set.
      locationProvider.locationRestriction = bounds;
    }
  });

google.maps.event.addListenerOnce(
  mapView.map, 'bounds_changed', () => {
    const bounds = mapView.map.getBounds();
    if (bounds) {
      // If you did not specify a location restriction in the
      // location provider constructor, you may do so here.
      // Location provider will start as soon as this is set.
      locationProvider.locationRestriction = bounds;
    }
  });

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [locationProvider],
});

// If you did not specify a vehicle ID in the
// location provider constructor, you may do so here.
// Location tracking will start as soon as this is set.
locationProvider.vehicleId
                        = 'your-vehicle-id';

// Give the map an initial viewport to allow it to
// initialize; otherwise the 'ready' event above may
// not fire. The user also has access to the mapView
// object to customize as they want.
mapView.map.setCenter('Times Square, New York, NY');
mapView.map.setZoom(14);

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [locationProvider],
});

// If you did not specify a vehicle ID in the
// location provider constructor, you may do so here.
// Location tracking will start as soon as this is set.
locationProvider.VehicleId
                        = 'your-vehicle-id';

// Give the map an initial viewport to allow it to
// initialize; otherwise the 'ready' event above may
// not fire. The user also has access to the mapView
// object to customize as they want.
mapView.map.setCenter('Times Square, New York, NY');
mapView.map.setZoom(14);

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [locationProvider],
});

// If you did not specify a delivery vehicle ID in the
// location provider constructor, you may do so here.
// Location tracking will start as soon as this is set.
locationProvider.deliveryVehicleId
                        = 'your-delivery-vehicle-id';

// Give the map an initial viewport to allow it to
// initialize; otherwise the 'ready' event above may
// not fire. The user also has access to the mapView
// object to customize as they want.
mapView.map.setCenter('Times Square, New York, NY');
mapView.map.setZoom(14);

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [locationProvider],
});

// If you did not specify a delivery vehicle ID in the
// location provider constructor, you may do so here.
// Location tracking will start as soon as this is set.
locationProvider.deliveryVehicleId
                        = 'your-delivery-vehicle-id';

// Give the map an initial viewport to allow it to
// initialize; otherwise the 'ready' event above may
// not fire. The user also has access to the mapView
// object to customize as they want.
mapView.map.setCenter('Times Square, New York, NY');
mapView.map.setZoom(14);

locationProvider.addListener('update', e => {
  // e.vehicles contains data that may be
  // useful to the rest of the UI.
  for (vehicle of e.vehicles) {
    console.log(vehicle.navigationStatus);
  }
});

locationProvider.addListener('update',
    (e: google.maps.journeySharing.FleetEngineFleetLocationProviderUpdateEvent) => {
  // e.vehicles contains data that may be
  // useful to the rest of the UI.
  if (e.vehicles) {
    for (vehicle of e.vehicles) {
      console.log(vehicle.navigationStatus);
    }
  }
});

locationProvider.addListener('update', e => {
  // e.deliveryVehicles contains data that may be
  // useful to the rest of the UI.
  if (e.deliveryVehicles) {
    for (vehicle of e.deliveryVehicles) {
      console.log(vehicle.remainingDistanceMeters);
    }
  }
});

locationProvider.addListener('update',
    (e: google.maps.journeySharing.FleetEngineDeliveryFleetLocationProviderUpdateEvent) => {
  // e.deliveryVehicles contains data that may be
  // useful to the rest of the UI.
  if (e.deliveryVehicles) {
    for (vehicle of e.deliveryVehicles) {
      console.log(vehicle.remainingDistanceMeters);
    }
  }
});

locationProvider.addListener('error', e => {
  // e.error is the error that triggered the event.
  console.error(e.error);
});

locationProvider.addListener('error', (e: google.maps.ErrorEvent) => {
  // e.error is the error that triggered the event.
  console.error(e.error);
});

locationProvider.locationRestriction = null;

locationProvider.locationRestriction = null;

locationProvider.locationRestriction = null;

locationProvider.locationRestriction = null;

mapView.removeLocationProvider(locationProvider);

mapView.removeLocationProvider(locationProvider);

deliveryFleetLocationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which delivery vehicles are
          // retrieved and immediately start tracking.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which delivery vehicles are retrieved.
          deliveryVehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

deliveryVehicleLocationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryVehicleLocationProvider({
          projectId,
          authTokenFetcher
        });

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [
    deliveryFleetLocationProvider,
    deliveryVehicleLocationProvider,
  ],
  // Any other options
});

deliveryFleetLocationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryFleetLocationProvider({
          projectId,
          authTokenFetcher,

          // Optionally, specify location bounds to
          // limit which delivery vehicles are
          // retrieved and immediately start tracking.
          locationRestriction: {
            north: 37.3,
            east: -121.8,
            south: 37.1,
            west: -122,
          },
          // Optionally, specify a filter to limit
          // which delivery vehicles are retrieved.
          deliveryVehicleFilter:
            'attributes.foo = "bar" AND attributes.baz = "qux"',
        });

deliveryVehicleLocationProvider =
    new google.maps.journeySharing
        .FleetEngineDeliveryVehicleLocationProvider({
          projectId,
          authTokenFetcher
        });

const mapView = new
    google.maps.journeySharing.JourneySharingMapView({
  element: document.getElementById('map_canvas'),
  locationProviders: [
    deliveryFleetLocationProvider,
    deliveryVehicleLocationProvider,
  ],
  // Any other options
});

// Specify the customization function either separately, or as a field in
// the options for the delivery fleet location provider constructor.
deliveryFleetLocationProvider.deliveryVehicleMarkerCustomization =
  (params) => {
    if (params.isNew) {
      params.marker.addListener('click', () => {
        // params.vehicle.name follows the format
        // "providers/{provider}/deliveryVehicles/{vehicleId}".
        // Only the vehicleId portion is used for the delivery vehicle
        // location provider.
        deliveryVehicleLocationProvider.deliveryVehicleId =
            params.vehicle.name.split('/').pop();
      });
    }
  };

// Specify the customization function either separately, or as a field in
// the options for the delivery fleet location provider constructor.
deliveryFleetLocationProvider.deliveryVehicleMarkerCustomization =
  (params: google.maps.journeySharing.DeliveryVehicleMarkerCustomizationFunctionParams) => {
    if (params.isNew) {
      params.marker.addListener('click', () => {
        // params.vehicle.name follows the format
        // "providers/{provider}/deliveryVehicles/{vehicleId}".
        // Only the vehicleId portion is used for the delivery vehicle
        // location provider.
        deliveryVehicleLocationProvider.deliveryVehicleId =
            params.vehicle.name.split('/').pop();
      });
    }
  };

// Specify the customization function either separately, or as a field in
// the options for the delivery vehicle location provider constructor.
deliveryVehicleLocationProvider.deliveryVehicleMarkerCustomization =
  (params) => {
    if (params.isNew) {
      params.marker.setVisible(false);
    }
  };

// Specify the customization function either separately, or as a field in
// the options for the delivery vehicle location provider constructor.
deliveryVehicleLocationProvider.deliveryVehicleMarkerCustomization =
  (params: deliveryVehicleMarkerCustomizationFunctionParams) => {
    if (params.isNew) {
      params.marker.setVisible(false);
    }
  };