var UtilModule = {

    generate_random_number: function () {
        return Math.floor(Math.random() * 1000000000) + 1;
    },

    generate_random_string: function (length) {
        var result = '';

        var characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';

        var charactersLength = characters.length;

        for (var i = 0; i < length; i++) {
            result += characters.charAt(Math.floor(Math.random() * charactersLength));
        }

        return result;
    },

    get_object_index_in_array_by_attr: function (array, attr, value) {
        if (typeof array !== "undefined") {
            for (var i = 0; i < array.length; i++) {
                if (array[i].hasOwnProperty(attr) && array[i][attr] == value) {
                    return i;
                }
            }
        }

        return -1;
    },

    get_object_in_array_by_attr: function (array, attr, value) {
        var index = this.get_object_index_in_array_by_attr(array, attr, value);

        if (index != -1) {
            return array[index];
        }

        return null;
    },

    get_object_in_array_by_id: function (array, id) {
        return this.get_object_in_array_by_attr(array, 'id', id);
    },

    get_object_index_in_array_by_id: function (array, id) {
        return this.get_object_index_in_array_by_attr(array, 'id', id);
    },

    order_array_by_field_asc: function (array, field, order_type) {
        if (typeof order_type == 'undefined') {
            order_type = 'default';
        }

        if (order_type == 'int') {
            return array.sort(function (a, b) {
                if (parseInt(a[field]) < parseInt(b[field])) {
                    return -1;
                }
                if (parseInt(a[field]) > parseInt(b[field])) {
                    return 1;
                }
                return 0;
            })
        }

        return array.sort(function (a, b) {
            if (a[field] < b[field]) {
                return -1;
            }

            if (a[field] > b[field]) {
                return 1;
            }

            return 0;
        })
    },

    get_pretty_word_text: function (word) {
        word = word.charAt(0).toUpperCase() + word.slice(1);
        word = word.replaceAll("_", " ");

        return word;
    },

    format_double: function (number, decimal_digits) {
        if (typeof decimal_digits === 'undefined') {
            decimal_digits = 2;
        }

        number = parseFloat(number);

        var is_negative = number < 0;

        decimal_digits = parseInt(decimal_digits);

        var number_rounded = +(Math.round(Math.abs(number) + 'e+' + decimal_digits) + 'e-' + decimal_digits);

        if (is_negative) {
            number_rounded = -number_rounded;
        }

        return number_rounded;
    },

    format_double_force_decimal_digits: function (number, decimal_digits) {
        if (typeof decimal_digits === 'undefined') {
            decimal_digits = 2;
        }

        number = this.format_double(number, decimal_digits);

        if (LANG_CODE == 'es') {
            number = number.toString();

            if (number.indexOf('.') === -1) {
                number += '.00';
            } else {
                var real_digits = number.substr((number.indexOf('.'))).length;

                for (var i = real_digits; i <= decimal_digits; i++) {
                    number += '0';
                }
            }

            return number;
        }
    },

    format_double_show: function (number, decimal_digits) {
        if (typeof decimal_digits === 'undefined') {
            decimal_digits = 2;
        }

        number = this.format_double(number, decimal_digits);

        if (LANG_CODE == 'es') {
            number = number.toString().replace('.', ',');

            if (number.indexOf(',') === -1) {
                number += ',00';
            } else {
                var real_digits = number.substr((number.indexOf(','))).length;

                for (var i = real_digits; i <= decimal_digits; i++) {
                    number += '0';
                }
            }

            return number;
        }
    },

    format_double_show_same_decimals_number_has: function (number, min_decimal_digits) {
        if (typeof min_decimal_digits === 'undefined') {
            min_decimal_digits = 2;
        }

        var decimal_digits = min_decimal_digits;

        var number_decimal_digits = this.get_n_decimals_number(number);

        if (number_decimal_digits > decimal_digits) {
            decimal_digits = number_decimal_digits;
        }

        return this.format_double_show(number, decimal_digits);
    },

    get_n_decimals_number: function (number) {
        var number = number.toString();

        var point_index = number.indexOf('.');

        if (point_index == -1) {
            return 0;
        }

        if (number.charAt(number.length - 1) == '.') {
            return 0;
        }

        var number_total_length = number.length;

        return number_total_length - point_index - 1;
    },

    remove_decimals_from_number: function (number) {
        return Math.trunc(number);
    },

    get_form_data: function (form, attribute) {
        var disabled = form.find('[disabled]').removeAttr('disabled');
        var readonly = form.find('[readonly]').removeAttr('readonly');

        var data = form.serializeObject(attribute);

        disabled.attr('disabled', 'disabled');
        readonly.attr('readonly', 'readonly');

        return data;
    },

    get_form_data_in_form_data_object: function (form) {
        var data = form.serializeObject();

        var form_data = new FormData();

        for (var key in data) {
            if (data.hasOwnProperty(key)) {
                form_data.append(key, data[key]);
            }
        }

        form.find("input[type=file]").each(function (index) {
            if (typeof $(this)[0] !== "undefined" && typeof $(this)[0].files !== "undefined" && typeof $(this)[0].files[0] !== "undefined") {
                form_data.append($(this).attr("name"), $(this)[0].files[0]);
            }
        });

        return form_data;
    },

    set_form_data: function (form, data, load_rich_search_data) {
        if (typeof load_rich_search_data === 'undefined') {
            load_rich_search_data = true;
        }

        if (data != null) {
            $.each(data, function (name, val) {
                if (typeof val === 'object' && val != null) {
                    $.each(val, function (name2, val2) {
                        var $el = form.find("[name=" + name + "\\[" + name2 + "\\]]");
                        if ($el.attr("type") != "file") {
                            $el.val(val2);
                            if (load_rich_search_data) {
                                if ($el.prop("tagName") == "SELECT" && $el.hasClass("rich_search")) {
                                    if (typeof val2['explained'] !== "undefined") {
                                        SearchModule.set_rich_search_data($el, val2['explained'], true);
                                    } else {
                                        SearchModule.set_rich_search_value($el, val2, true);
                                    }
                                }
                            }
                        }
                    });
                }

                var $el = form.find('[name="' + name + '"]').first();

                if (val != null) {
                    if ($el.attr("type") != "file") {
                        $el.val(val);
                        if (load_rich_search_data) {
                            if ($el.prop("tagName") == "SELECT" && $el.hasClass("rich_search")) {
                                if (typeof val['explained'] !== "undefined") {
                                    SearchModule.set_rich_search_data($el, val['explained'], true);
                                } else {
                                    SearchModule.set_rich_search_value($el, val, true);
                                }
                            }
                        }
                    }
                }

                if ($el.length == 2 && val != null && $el.first().hasClass('radio-input')) {
                    $el.filter("[value=" + val + "]").prop('checked', true);
                }
            });
        }
    },

    form_data_to_object: function (form_data) {
        var object = {};

        form_data.forEach(function (value, key) {
            if (value == 'null') {
                value = null;
            }
            object[key] = value;
        });

        return object;
    },

    scroll_to_element: function (element, container) {
        if (typeof container === "undefined") {
            $([document.documentElement, document.body]).animate({
                scrollTop: element.offset().top
            }, 100);
        } else {
            $(container).animate({
                scrollTop: element.offset().top - container.offset().top - 100
            }, 100);
        }
    },

    so_is_windows: function () {
        return window.navigator.platform.indexOf('Win') != -1;
    },

    so_is_mac: function () {
        return window.navigator.platform.indexOf('MacIntel') != -1;
    },

    get_current_date_time: function () {
        return this.get_current_date() + ' ' + this.get_current_time();
    },

    get_current_date: function () {
        var today = new Date();

        return this.get_date_sql_from_date_object(today);
    },

    get_date_sql_from_date_object: function (date_object) {
        var dd = String(date_object.getDate()).padStart(2, '0');

        var mm = String(date_object.getMonth() + 1).padStart(2, '0');

        var yyyy = date_object.getFullYear();

        return yyyy + '-' + mm + '-' + dd;
    },

    get_current_date_plus_days: function (days) {
        var today = new Date();

        return this.get_date_plus_days(today, days);
    },

    get_date_plus_days: function (date, days) {
        date.setDate(date.getDate() + parseInt(days));

        return this.get_date_sql_from_date_object(date);
    },

    get_days_difference_between_dates: function (date1, date2) {
        var difference = date1.getTime() - date2.getTime();

        var days = difference / (1000 * 3600 * 24);

        return days;
    },

    get_hours_difference_between_dates: function (date1, date2) {
        var difference = date1.getTime() - date2.getTime();

        var hours = difference / (1000 * 3600);

        return hours;
    },

    get_minutes_difference_between_dates: function (date1, date2) {
        var difference = date1.getTime() - date2.getTime();

        var minutes = difference / (1000 * 60);

        return minutes;
    },

    get_seconds_difference_between_dates: function (date1, date2) {
        var difference = date1.getTime() - date2.getTime();

        var seconds = difference / 1000;

        return seconds;
    },

    get_day_of_date: function (date_string) {
        return new Date(date_string).getDate();
    },

    get_month_of_date: function (date_string) {
        return new Date(date_string).getMonth() + 1;
    },

    get_current_month: function () {
        return this.get_month_of_date(this.get_current_date());
    },

    get_year_of_date: function (date_string) {
        return new Date(date_string).getFullYear();
    },

    get_current_year: function () {
        return this.get_year_of_date(this.get_current_date());
    },

    get_first_week_day_of_date: function (date_string) {
        var d = new Date(date_string);

        var day = d.getDay(),
            diff = d.getDate() - day + (day == 0 ? -6 : 1);

        return this.get_date_sql_from_date_object(new Date(d.setDate(diff)));
    },

    get_week_day_number_of_date: function (date_string) {
        return new Date(date_string).getDay();
    },

    get_week_day_string_of_date: function (date_string) {
        var number = this.get_week_day_number_of_date(date_string);

        return _t('javascript_week_day_string_number_' + number);
    },

    get_current_time: function () {
        var now = new Date();

        return this.get_time_from_date_object(now);
    },

    get_time_from_date_object: function (date) {
        var hh = String(date.getHours()).padStart(2, '0');
        var mm = String(date.getMinutes()).padStart(2, '0');

        return hh + ':' + mm;
    },

    get_current_timestamp: function () {
        return this.get_current_timestamp_in_miliseconds();
    },

    add_days_to_date: function (date, days) {
        var result = new Date(date);

        result.setDate(result.getDate() + parseInt(days));

        return this.date_object_to_mysql_format(result);
    },

    add_minutes_to_time: function (time, minutes) {
        var current_date = this.get_current_date();

        var date = new Date(current_date + ' ' + time);

        var new_date = new Date(date.getTime() + minutes * 60000);

        return this.get_time_from_date_object(new_date);
    },

    date_object_to_mysql_format: function (date) {
        var year, month, day;

        year = String(date.getFullYear());

        month = String(date.getMonth() + 1);

        if (month.length == 1) {
            month = "0" + month;
        }

        day = String(date.getDate());

        if (day.length == 1) {
            day = "0" + day;
        }

        return year + "-" + month + "-" + day;
    },

    date_from_mysql_to_language_format(date) {
        var date = new Date(date);

        var year, month, day;

        year = String(date.getFullYear());

        month = String(date.getMonth() + 1);

        if (month.length == 1) {
            month = "0" + month;
        }

        day = String(date.getDate());

        if (day.length == 1) {
            day = "0" + day;
        }

        if (LANG_CODE == 'es') {
            return day + "/" + month + "/" + year;
        }
    },

    date_from_mysql_to_antifraud_law_format(date) {
        var date = new Date(date);

        var year, month, day;

        year = String(date.getFullYear());

        month = String(date.getMonth() + 1);

        if (month.length == 1) {
            month = "0" + month;
        }

        day = String(date.getDate());

        if (day.length == 1) {
            day = "0" + day;
        }

        return day + "-" + month + "-" + year;
    },

    in_array_by_field: function (array, field, value) {
        for (var i = 0; i < array.length; i++) {
            if (typeof array[i][field] !== 'undefined' && array[i][field] == value) {
                return array[i];
            }
        }

        return false;
    },

    open_window: function (url, target) {
        setTimeout(function () {
            window.open(url, target);
        }, 100);
    },

    open_window_post: function (url, data, target) {
        setTimeout(function () {
            var form = document.createElement("form");

            form.action = url;
            form.method = "POST";
            form.target = target || "_self";

            if (data) {
                for (var key in data) {
                    var input = document.createElement("textarea");

                    input.name = key;
                    input.value = typeof data[key] === "object" ? JSON.stringify(data[key]) : data[key];

                    form.appendChild(input);
                }
            }

            form.style.display = 'none';

            document.body.appendChild(form);

            form.submit();

            var $form = $(form);

            $form.remove();
        }, 100);
    },

    block_field: function (element) {
        if (element.hasClass('.rich_search')) {
            SearchModule.disable_rich_search(element);
        } else {
            element.attr('readonly', 'readonly');
            element.attr('disabled', 'disabled');
        }
    },

    unblock_field: function (element) {
        if (element.hasClass('.rich_search')) {
            SearchModule.enable_rich_search(element);
        } else {
            element.removeAttr('readonly');
            element.removeAttr('disabled');
        }
    },

    get_current_url_path: function () {
        var url = window.location.pathname;

        url = url.split('?')[0];
        url = url.substr(4);
        url = url.replace(/[0-9]/g, '');
        url = UtilModule.string_trim_character(url, '/');

        return url;
    },

    string_trim_character: function (s, c) {
        if (c === "]") c = "\\]";
        if (c === "\\") c = "\\\\";
        return s.replace(new RegExp(
            "^[" + c + "]+|[" + c + "]+$", "g"
        ), "");
    },

    play_sound: function (url) {
        var src = url;

        if (typeof Audio !== 'undefined') {
            var audio = new Audio(src);

            audio.play();
        }
    },

    get_current_timestamp_in_seconds: function () {
        return new Date().getTime() / 1000;
    },

    get_current_timestamp_in_miliseconds: function () {
        return new Date().getTime();
    },

    get_window_width: function () {
        return window.innerWidth;
    },

    width_is_less_than_lg: function () {
        var width = this.get_window_width();

        return width < 992;
    },

    width_is_less_than_sm: function () {
        var width = this.get_window_width();

        return width < 576;
    },

    get_slug_from_string: function (str) {
        str = str.replace(/^\s+|\s+$/g, ''); // trim
        str = str.toLowerCase();

        var from = "àáäâèéëêìíïîòóöôùúüûñç·/_,:;";
        var to = "aaaaeeeeiiiioooouuuunc------";

        for (var i = 0, l = from.length; i < l; i++) {
            str = str.replace(new RegExp(from.charAt(i), 'g'), to.charAt(i));
        }

        str = str.replace(/[^a-z0-9 -]/g, '') // remove invalid chars
            .replace(/\s+/g, '-') // collapse whitespace and replace by -
            .replace(/-+/g, '-'); // collapse dashes

        return str;
    },


    replace_strange_characters: function (str) {
        var rExps = [{
            re: /[\xC0-\xC6]/g,
            ch: 'A'
        }, {
            re: /[\xE0-\xE6]/g,
            ch: 'a'
        }, {
            re: /[\xC8-\xCB]/g,
            ch: 'E'
        }, {
            re: /[\xE8-\xEB]/g,
            ch: 'e'
        }, {
            re: /[\xCC-\xCF]/g,
            ch: 'I'
        }, {
            re: /[\xEC-\xEF]/g,
            ch: 'i'
        }, {
            re: /[\xD2-\xD6]/g,
            ch: 'O'
        }, {
            re: /[\xF2-\xF6]/g,
            ch: 'o'
        }, {
            re: /[\xD9-\xDC]/g,
            ch: 'U'
        }, {
            re: /[\xF9-\xFC]/g,
            ch: 'u'
        }, {
            re: /[\xD1]/g,
            ch: 'N'
        }, {
            re: /[\xF1]/g,
            ch: 'n'
        }];

        for (var i = 0,
                 len = rExps.length; i < len; i++)
            str = str.replace(rExps[i].re, rExps[i].ch);

        return str;
    },

    refresh_key_combination: function () {
        var combination = "Ctrl+F5";

        if (UtilModule.so_is_mac()) {
            combination = "Cmd+R";
        }

        return combination;
    },

    binary_search_object: function (records, x, order, property) {
        if (typeof order === 'undefined') {
            order = 'asc';
        }

        if (typeof property === 'undefined') {
            property = 'id';
        }

        if (!isNaN(parseInt(x))) {
            x = parseInt(x);
        }

        var start = 0, end = records.length - 1;

        // Iterate while start not meets end
        while (start <= end) {

            // Find the mid index
            var mid = Math.floor((start + end) / 2);

            if (!isNaN(parseInt(records[mid][property]))) {
                records[mid][property] = parseInt(records[mid][property]);
            }

            // If element is present at mid, return True
            if (records[mid][property] == x) return records[mid];

            // Else look in left or right half accordingly
            if (order == 'asc') {
                if (records[mid][property] < x)
                    start = mid + 1;
                else
                    end = mid - 1;
            } else {
                if (records[mid][property] > x)
                    start = mid + 1;
                else
                    end = mid - 1;
            }
        }

        return null;
    },

    prepare_string_to_filter: function (string) {
        if (string == null) {
            string = '';
        }

        string = string.toString();

        string = string.trim().toLowerCase().replaceAll(' ', '');

        string = this.replace_strange_characters(string);

        return string;
    },

    any_modal_opened: function () {
        return $('.modal.show').length > 0;
    },

    str_pad: function (str, len, pad, dir) {
        var STR_PAD_LEFT = 1;
        var STR_PAD_RIGHT = 2;
        var STR_PAD_BOTH = 3;

        if (typeof (len) == "undefined") {
            var len = 0;
        }

        if (typeof (pad) == "undefined") {
            var pad = ' ';
        }

        if (typeof (dir) == "undefined") {
            var dir = STR_PAD_RIGHT;
        }

        if (len + 1 >= str.length) {
            switch (dir) {
                case STR_PAD_LEFT:
                    str = Array(len + 1 - str.length).join(pad) + str;
                    break;

                case STR_PAD_BOTH:
                    var right = Math.ceil((padlen = len - str.length) / 2);
                    var left = padlen - right;

                    str = Array(left + 1).join(pad) + str + Array(right + 1).join(pad);
                    break;

                default:
                    str = str + Array(len + 1 - str.length).join(pad);
                    break;

            }
        }

        return str;
    },

    valid_email: function (email) {
        return /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email)
    },

    string_contains_only_letters_numbers: function (str) {
        var regex = /^[A-Za-z0-9]+$/

        var valid = regex.test(str);

        return valid;
    },

    strip_html: function (html) {
        var tmp_div = document.createElement("div");

        tmp_div.innerHTML = html;

        return tmp_div.textContent || tmp_div.innerText || "";
    },

    update_query_string_parameter: function (uri, key, value) {
        var re = new RegExp("([?&])" + key + "=.*?(&|$)", "i");

        var separator = uri.indexOf('?') !== -1 ? "&" : "?";

        if (uri.match(re)) {
            return uri.replace(re, '$1' + key + "=" + value + '$2');
        } else {
            return uri + separator + key + "=" + value;
        }
    },

    user_agent_is_mobile_or_tablet: function () {
        let check = false;

        (function (a) {
            if (/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i.test(a) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0, 4))) check = true;
        })(navigator.userAgent || navigator.vendor || window.opera);

        return check;
    },

    user_agent_is_ios: function () {
        return [
                'iPad Simulator',
                'iPhone Simulator',
                'iPod Simulator',
                'iPad',
                'iPhone',
                'iPod'
            ].includes(navigator.platform)
            // iPad on iOS 13 detection
            || (navigator.userAgent.includes("Mac") && "ontouchend" in document)
    },

    get_boolval_of_string: function (string) {
        if (string === '0' || string === 'false') {
            return false;
        }

        return Boolean(string);
    },

    get_text_of_boolval: function (value) {
        if (value === '0' || value === 'false' || value === 0 || value === false) {
            return _t('no');
        }

        return _t('yes');
    },

    extract_css_rules_from_page_as_text: function (convert_relative_urls_to_absolute, files) {
        if (typeof convert_relative_urls_to_absolute === 'undefined') {
            convert_relative_urls_to_absolute = false;
        }

        if (typeof files === 'undefined') {
            files = null;
        }

        var css = '';

        var styleSheets = Array.from(document.styleSheets).filter(
            (styleSheet) => !styleSheet.href || styleSheet.href.startsWith(window.location.origin)
        );

        $.each(styleSheets, function (sheetIndex, sheet) {
            var file_found = true;

            if (files != null) {
                file_found = false;

                for (var i = 0; i < files.length; i++) {
                    if (sheet.href.includes(files[i])) {
                        file_found = true;
                    }
                }
            }

            if (file_found) {
                $.each(sheet.cssRules || sheet.rules, function (ruleIndex, rule) {
                    var css_text = rule.cssText;

                    if (convert_relative_urls_to_absolute) {
                        if (css_text.includes('url("/')) {
                            css_text = css_text.replace('url("/', 'url("' + window.location.origin + '/');
                        }
                    }

                    css += css_text += '\n';
                });
            }
        });

        return css;
    },

    reload_without_query_string() {
        window.location.href = window.location.href.split('?')[0];
    },

    is_valid_spanish_vat: function (str) {
        var DNI_REGEX = /^(\d{8})([A-Z])$/;
        var CIF_REGEX = /^([ABCDEFGHJKLMNPQRSUVW])(\d{7})([0-9A-J])$/;
        var NIE_REGEX = /^[XYZ]\d{7,8}[A-Z]$/;

        var spanish_vat_type = function (str) {
            if (str.match(DNI_REGEX)) {
                return 'dni';
            }

            if (str.match(CIF_REGEX)) {
                return 'cif';
            }

            if (str.match(NIE_REGEX)) {
                return 'nie';
            }
        };

        var valid_dni = function (dni) {
            var dni_letters = "TRWAGMYFPDXBNJZSQVHLCKE";
            var letter = dni_letters.charAt(parseInt(dni, 10) % 23);

            return letter == dni.charAt(8);
        };

        var valie_dni_e = function (nie) {

            /**
             * Change the initial letter for the corresponding number and validate as DNI
             */

            var nie_prefix = nie.charAt(0);

            switch (nie_prefix) {
                case 'X':
                    nie_prefix = 0;
                    break;
                case 'Y':
                    nie_prefix = 1;
                    break;
                case 'Z':
                    nie_prefix = 2;
                    break;
            }

            return valid_dni(nie_prefix + nie.substr(1));

        };

        var valid_cif = function (cif) {
            var match = cif.match(CIF_REGEX);

            var letter = match[1],
                number = match[2],
                control = match[3];

            var even_sum = 0;
            var odd_sum = 0;
            var n;

            for (var i = 0; i < number.length; i++) {
                n = parseInt(number[i], 10);

                if (i % 2 === 0) {
                    n *= 2;

                    odd_sum += n < 10 ? n : n - 9;
                } else {
                    even_sum += n;
                }
            }

            var control_digit = (10 - (even_sum + odd_sum).toString().substr(-1)) % 10;

            var control_letter = 'JABCDEFGHI'.substr(control_digit, 1);

            if (letter.match(/[ABEH]/)) {
                return control == control_digit;
            } else if (letter.match(/[KPQS]/)) {
                return control == control_letter;
            } else {
                return control == control_digit || control == control_letter;
            }
        };

        str = str.toUpperCase();

        var valid = false;
        var type = spanish_vat_type(str);

        switch (type) {
            case 'dni':
                valid = valid_dni(str);
                break;
            case 'nie':
                valid = valie_dni_e(str);
                break;
            case 'cif':
                valid = valid_cif(str);
                break;
        }

        return valid;
    }
};

String.prototype.replaceAll = function (search, replacement) {
    var target = this;

    return target.replace(new RegExp(search, 'g'), replacement);
};