places-placeid-finder

Sample code supporting Google Maps Platform JavaScript API documentation. author(s): Geo Developer IX Documentation Team

HTML

<!doctype html>
<!--
 @license
 Copyright 2019 Google LLC. All Rights Reserved.
 SPDX-License-Identifier: Apache-2.0
-->

<html>
  <head>
    <title>Place ID Finder</title>

    <script>
      // prettier-ignore
      (g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})({
            });
    </script>
  </head>
  <body>
    <gmp-map center="-33.8688, 151.2195" zoom="13" map-id="DEMO_MAP_ID">
      <gmp-place-autocomplete
        slot="control-inline-start-block-start"></gmp-place-autocomplete>
    </gmp-map>
    <div id="infowindow-content">
      <span id="place-name" class="title"></span><br />
      <strong>Place ID:</strong> <span id="place-id"></span><br />
      <span id="place-address"></span>
    </div>
  </body>
</html>

CSS

/**
 * @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 */

/* 
 * Always set the map height explicitly to define the size of the div element
 * that contains the map. 
 */
gmp-map {
  height: 100%;
}

/* 
 * Optional: Makes the sample page fill the window. 
 */
html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

#infowindow-content {
  display: none;
}

gmp-map #infowindow-content {
  display: inline;
}

gmp-place-autocomplete {
  position: absolute;
  height: 30px;
  width: 500px;
  top: 10px;
  left: 10px;
  box-shadow: 4px 4px 5px 0px rgba(0, 0, 0, 0.2);
  color-scheme: light;
  border-radius: 10px;
}

JavaScript

'use strict';
/**
 * @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 */

// This sample uses the Place Autocomplete widget to allow the user to search
// for and select a place. The sample then displays an info window containing
// the place ID and other information about the place that the user has
// selected.

async function init() {
  // Request needed libraries.
  const [{ InfoWindow }, { AdvancedMarkerElement }] = await Promise.all([
    google.maps.importLibrary('maps'),
    google.maps.importLibrary('marker'),
    google.maps.importLibrary('places'),
  ]);

  const mapElement = document.querySelector('gmp-map');
  const map = mapElement.innerMap;

  const placeAutocomplete = document.querySelector('gmp-place-autocomplete');

  // Set the map options.
  map.setOptions({
    clickableIcons: false,
    mapTypeControl: false,
    streetViewControl: false,
  });

  // Use the bounds_changed event to bias results to the current map bounds.
  map.addListener('bounds_changed', () => {
    const bounds = map.getBounds();
    if (bounds) {
      placeAutocomplete.locationBias = bounds;
    }
  });

  const infoWindow = new InfoWindow();
  const infoWindowContent = document.getElementById('infowindow-content');

  infoWindow.setContent(infoWindowContent);

  const marker = new AdvancedMarkerElement({
    map,
    collisionBehavior: 'REQUIRED_AND_HIDES_OPTIONAL',
    gmpClickable: true,
  });

  marker.addEventListener('gmp-click', () => {
    infoWindow.open(map, marker);
  });

  placeAutocomplete.addEventListener(
    'gmp-select',
    async ({ placePrediction }) => {
      infoWindow.close();

      const place = placePrediction.toPlace();

      await place.fetchFields({
        fields: ['displayName', 'formattedAddress', 'location', 'id'],
      });

      if (!place.location) {
        return;
      }

      if (place.viewport) {
        map.fitBounds(place.viewport);
      } else {
       ...