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index.js
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index.js
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/**
* @license
* Copyright 2019 Google LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
// [START maps_places_autocomplete_multiple_countries]
// This example requires the Places library. Include the libraries=places
// parameter when you first load the API. For example:
// <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places">
function initMap() {
const map = new google.maps.Map(document.getElementById("map"), {
center: { lat: 50.064192, lng: -130.605469 },
zoom: 3,
});
const card = document.getElementById("pac-card");
map.controls[google.maps.ControlPosition.TOP_RIGHT].push(card);
// [START maps_places_autocomplete_creation]
const center = { lat: 50.064192, lng: -130.605469 };
// Create a bounding box with sides ~10km away from the center point
const defaultBounds = {
north: center.lat + 0.1,
south: center.lat - 0.1,
east: center.lng + 0.1,
west: center.lng - 0.1,
};
const input = document.getElementById("pac-input");
const options = {
bounds: defaultBounds,
componentRestrictions: { country: "us" },
fields: ["address_components", "geometry", "icon", "name"],
strictBounds: false,
};
const autocomplete = new google.maps.places.Autocomplete(input, options);
// [END maps_places_autocomplete_creation]
// Set initial restriction to the greater list of countries.
// [START maps_places_autocomplete_countries_multiple]
autocomplete.setComponentRestrictions({
country: ["us", "pr", "vi", "gu", "mp"],
});
// [END maps_places_autocomplete_countries_multiple]
// [START maps_places_autocomplete_setbounds]
const southwest = { lat: 5.6108, lng: 136.589326 };
const northeast = { lat: 61.179287, lng: 2.64325 };
const newBounds = new google.maps.LatLngBounds(southwest, northeast);
autocomplete.setBounds(newBounds);
// [END maps_places_autocomplete_setbounds]
const infowindow = new google.maps.InfoWindow();
const infowindowContent = document.getElementById("infowindow-content");
infowindow.setContent(infowindowContent);
const marker = new google.maps.Marker({
map,
anchorPoint: new google.maps.Point(0, -29),
});
autocomplete.addListener("place_changed", () => {
infowindow.close();
marker.setVisible(false);
const place = autocomplete.getPlace();
if (!place.geometry || !place.geometry.location) {
// User entered the name of a Place that was not suggested and
// pressed the Enter key, or the Place Details request failed.
window.alert("No details available for input: '" + place.name + "'");
return;
}
// If the place has a geometry, then present it on a map.
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
marker.setPosition(place.geometry.location);
marker.setVisible(true);
let address = "";
if (place.address_components) {
address = [
(place.address_components[0] &&
place.address_components[0].short_name) ||
"",
(place.address_components[1] &&
place.address_components[1].short_name) ||
"",
(place.address_components[2] &&
place.address_components[2].short_name) ||
"",
].join(" ");
}
infowindowContent.children["place-icon"].src = place.icon;
infowindowContent.children["place-name"].textContent = place.name;
infowindowContent.children["place-address"].textContent = address;
infowindow.open(map, marker);
});
// Sets a listener on a given radio button. The radio buttons specify
// the countries used to restrict the autocomplete search.
function setupClickListener(id, countries) {
const radioButton = document.getElementById(id);
radioButton.addEventListener("click", () => {
autocomplete.setComponentRestrictions({ country: countries });
});
}
setupClickListener("changecountry-usa", "us");
setupClickListener("changecountry-usa-and-uot", [
"us",
"pr",
"vi",
"gu",
"mp",
]);
}
window.initMap = initMap;
// [END maps_places_autocomplete_multiple_countries]