js.js

var lat;
var lon;
var new_end;
function geolocation() {
    if (!navigator.geolocation)
        return null;
        navigator.geolocation.getCurrentPosition((pos) => {
        latUser = document.getElementById("lat").innerText = pos.coords.latitude;
        lonUser = document.getElementById("lon").innerText = pos.coords.longitude;
        initMap();
    })
}
const image = "./person.png";
const pilon = "./pilon.png";

function initMap() {
    const uluru = { lat: latUser, lng: lonUser };
    map = new google.maps.Map(document.getElementById('map'), {
        center: uluru,
        zoom: 7,
    });
    const marker = new google.maps.Marker({
        position: uluru,
        map: map,
        icon: image,
    });
    const final = new google.maps.Marker({
        position: { lat: -23.192075, lng: -45.88987 },
        map: map,
        icon: pilon,
    });

    //Distance Matrix para calcular a distância e o tempo entre dois pontos
    var origin1 = new google.maps.LatLng(latUser, lonUser);
    var destinationA = new google.maps.LatLng(-23.192075, -45.88987);

    var service = new google.maps.DistanceMatrixService();
    service.getDistanceMatrix(
        {
            origins: [origin1],
            destinations: [destinationA],
            travelMode: 'DRIVING',
        }, callback);
    
    function callback(response, status) {
        var retorno = JSON.stringify(response);
        ret = document.getElementById("retorno").innerText = retorno;
        new_end = response.originAddresses[0];
        var endUser = document.getElementById("userEndereco").innerText = new_end;
        //ealert(response.rows.elements.distance.text);
        //var tempo = document.getElementById("tempo").innerText = response.rows.elements[0];
        var directionsService = new google.maps.DirectionsService();
        var directionsRenderer = new google.maps.DirectionsRenderer({ suppressMarkers: true });
        directionsRenderer.setMap(map);
        calculateAndDisplayRoute(directionsService, directionsRenderer,new_end);
    }
    //******* Fim de Distance Matrix */
}
function calculateAndDisplayRoute(directionsService, directionsRenderer,new_end) {
    directionsService
        .route({
            origin: new_end,
            destination: "R. Euclídes Miragaia, 25 - Centro, São José dos Campos - SP, 12245-820, Brasil",
            travelMode: google.maps.TravelMode.DRIVING,
        })
        .then(function (response) {
            directionsRenderer.setDirections(response);
        })
        .catch(function (e) { return window.alert("Directions request failed due to " + status); });
}


geolocation();