https://www.mrblue.com/js/mrblue.ga4.js?v=XPmE02lwQqIxcoHIjGXD-gXxTAgmUwymGF1UOYXKKtU

1/*!
2 * MrBlue GA4 wrapper
3 */
4(function (window, document) {
5    if (window.mrblueGa4) {
6        return;
7    }
8
9    function toArray(args) {
10        return Array.prototype.slice.call(args || []);
11    }
12
13    function toJson(value) {
14        try {
15            return JSON.stringify(value);
16        } catch (e) {
17            return JSON.stringify({
18                stringifyError: e.message
19            });
20        }
21    }
22
23    function getErrorInfo(error) {
24        if (!error) {
25            return {};
26        }
27
28        return {
29            name: error.name || "",
30            message: error.message || String(error),
31            stack: error.stack || ""
32        };
33    }
34
35    function getRefreshToken(callback) {
36        var tokenInput = document.getElementById("__RequestVerificationToken");
37        if (tokenInput && tokenInput.value) {
38            callback(tokenInput.value);
39            return;
40        }
41
42        if (!window.XMLHttpRequest) {
43            callback("");
44            return;
45        }
46
47        var xhr = new XMLHttpRequest();
48        xhr.open("GET", "/shared/refreshtoken", true);
49        xhr.onreadystatechange = function () {
50            if (xhr.readyState !== 4) {
51                return;
52            }
53
54            if (xhr.status < 200 || xhr.status >= 300) {
55                callback("");
56                return;
57            }
58
59            var container = document.createElement("div");
60            container.innerHTML = xhr.responseText;
61            var inputs = container.getElementsByTagName("input");
62            var input = null;
63            for (var i = 0; i < inputs.length; i += 1) {
64                if (inputs[i].type === "hidden") {
65                    input = inputs[i];
66                    break;
67                }
68            }
69            callback(input ? input.value : "");
70        };
71        xhr.send();
72    }
73
74    function postLog(action, param) {
75        if (typeof window.mrblueAjax === "function") {
76            window.mrblueAjax("/shared/_loguseractionwithparam", "post", {
77                action: action,
78                param: param
79            }, function () {
80            });
81            return;
82        }
83
84        if (!window.XMLHttpRequest) {
85            return;
86        }
87
88        getRefreshToken(function (token) {
89            if (!token) {
90                return;
91            }
92
93            var xhr = new XMLHttpRequest();
94            xhr.open("POST", "/shared/_loguseractionwithparam", true);
95            xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
96            xhr.setRequestHeader("X-CSRF-TOKEN", token);
97            xhr.send("action=" + encodeURIComponent(action) + "&param=" + encodeURIComponent(param));
98        });
99    }
100
101    function logFailure(functionName, args, error) {
102        try {
103            postLog("GA4 event send failed", toJson({
104                functionName: functionName,
105                arguments: args,
106                error: getErrorInfo(error),
107                url: window.location.href
108            }));
109        } catch (e) {
110        }
111    }
112
113    function callGa4(functionName, args) {
114        var callArgs = toArray(args);
115
116        try {
117            var ga4Function = window[functionName];
118            if (typeof ga4Function !== "function") {
119                throw new Error(functionName + " is not a function");
120            }
121
122            return ga4Function.apply(window, callArgs);
123        } catch (error) {
124            logFailure(functionName, callArgs, error);
125            return undefined;
126        }
127    }
128
129    window.mrblueGa4 = {
130        page: function () {
131            return callGa4("sendGAPage", arguments);
132        },
133        virtualPage: function () {
134            return callGa4("sendGAVirPage", arguments);
135        },
136        event: function () {
137            return callGa4("sendGAEvent", arguments);
138        },
139        ecommerce: function () {
140            return callGa4("sendGAEcommerce", arguments);
141        }
142    };
143})(window, document);