<script>
var km_max = 150;
var autocomplete;
var url = window.location.pathname;
jQuery(window).on('load', function() {
addressField = document.querySelector("#form-field-address");
autocomplete = new google.maps.places.Autocomplete(addressField, {
types: ["address"],
});
autocomplete.addListener("place_changed", function(){
const place = autocomplete.getPlace();
var lat = place.geometry.location.lat();
var lng = place.geometry.location.lng();
jQuery('.elementor-widget-e-query-posts article').each(function(){
let slng = jQuery(this).find('.longitude').text();
let slat = jQuery(this).find('.latitude').text();
let name = jQuery(this).find('h2').text();
let distanza = coordinate_distance(lat, lng, slat, slng);
console.log(name+' distante '+distanza+' km');
if (km_max > distanza) {
jQuery(this).show();
} else {
jQuery(this).hide();
}
});
});
});
function coordinate_distance(lat1, lon1, lat2, lon2) {
var p = 0.017453292519943295; // Math.PI / 180
var c = Math.cos;
var a = 0.5 - c((lat2 - lat1) * p)/2 +
c(lat1 * p) * c(lat2 * p) *
(1 - c((lon2 - lon1) * p))/2;
return 12742 * Math.asin(Math.sqrt(a)); // 2 * R; R = 6371 km
}
</script>
