/
index.js
executable file
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/
index.js
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// 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: -33.8688, lng: 151.2195 },
zoom: 13,
});
const card = document.getElementById("pac-card");
const input = document.getElementById("pac-input");
map.controls[google.maps.ControlPosition.TOP_RIGHT].push(card);
const autocomplete = new google.maps.places.Autocomplete(input);
// Bind the map's bounds (viewport) property to the autocomplete object,
// so that the autocomplete requests use the current map bounds for the
// bounds option in the request.
autocomplete.bindTo("bounds", map);
// Set the data fields to return when the user selects a place.
autocomplete.setFields(["address_components", "geometry", "icon", "name"]);
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) {
// 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 radio button to change the filter type on Places
// Autocomplete.
function setupClickListener(id, types) {
const radioButton = document.getElementById(id);
radioButton.addEventListener("click", () => {
autocomplete.setTypes(types);
});
}
setupClickListener("changetype-all", []);
setupClickListener("changetype-address", ["address"]);
setupClickListener("changetype-establishment", ["establishment"]);
setupClickListener("changetype-geocode", ["geocode"]);
document
.getElementById("use-strict-bounds")
.addEventListener("click", function () {
console.log("Checkbox clicked! New state=" + this.checked);
autocomplete.setOptions({ strictBounds: this.checked });
});
}