https://capitalhotelandspa.com/wp-content/plugins/sapphire/booking.js?ver=551872c1f8bb316dbe89cf49f198f829

1var panes = 2;
2const picker_tbg = new Litepicker({
3    element: document.querySelector("#tbg_booking input[name='departure_date']"),
4    singleMode: false,
5    numberOfColumns: panes,
6    numberOfMonths: panes,
7    minDate: new Date(),
8    tooltipText: {
9        one: 'night',
10        other: 'nights'
11    },
12    tooltipNumber: (totalDays) => {
13        return totalDays - 1;
14    }
15});
16
17function chk_size() {
18    if (window.innerWidth <= 700) {
19        picker_tbg.setOptions({ numberOfColumns: 1 });
20        picker_tbg.setOptions({ numberOfMonths: 1 });
21    } else {
22        picker_tbg.setOptions({ numberOfColumns: 2 });
23        picker_tbg.setOptions({ numberOfMonths: 2 });
24    }
25}
26
27window.onload = () => { chk_size() };
28window.onresize = () => { chk_size() };
29
30function validate(el, placeholder_msg) {
31    if (el.value == '' || el == null) {
32        el.parentElement.style.backgroundColor = '#FFE7E7';
33        el.placeholder = placeholder_msg;
34        return false;
35    }
36    return true;
37}
38
39function tbg_book(e) {
40  e.preventDefault();
41
42  var book = document.querySelector("#tbg_booking");
43
44  let v = validate(
45    book.querySelector('input[name="departure_date"]'),
46    "Please Select your Dates"
47  );
48
49  if (!v) {
50    return false;
51  }
52
53  var hotel = book.querySelector('select[name="destination"]');
54
55  //https://book.travelbookgroup.com/premium/index.html?id_stile=15218&lingua_int=eng&id_albergo=19559&dc=2870
56
57  var dc = 2870;
58  var hotel_id = 19559;
59  var style = 15218;
60  var lang = "eng";
61
62  lang = book.querySelector('input[name="lingua_int"]').value;
63
64  var adults = book.querySelector('select[name="occupancy_adults"]').value;
65  var children = book.querySelector('select[name="occupancy_children"]').value;
66
67  var promo_code = book.querySelector('input[name="promo_code"]').value;
68
69  let d = picker_tbg;
70
71  let dates = {
72    start_month: d.getDate().getMonth() + 1,
73    start_day: d.getDate().getDate(),
74    start_year: d.getDate().getFullYear(),
75    end_month: d.getEndDate().getMonth() + 1,
76    end_day: d.getEndDate().getDate(),
77    end_year: d.getEndDate().getFullYear(),
78  };
79
80  var link = `tot_camere=1&tot_adulti=${adults}&tot_bambini=${children}&gg=${dates.start_day}&mm=${dates.start_month}&aa=${dates.start_year}&ggf=${dates.end_day}&mmf=${dates.end_month}&aaf=${dates.end_year}&id_stile=${style}&lingua_int=${lang}&generic_codice=${promo_code}`;
81
82  link =
83    book.action + "index2.html?" + link + `&id_albergo=${hotel_id}&dc=${dc}`;
84
85  window.open(link);
86}