(function () {
    function createOnceFunction() {
        let executed = true;
        return function (context, fn) {
            const callOnce = executed ? function () {
                if (fn) {
                    const result = fn.apply(context, arguments);
                    fn = null;
                    return result;
                }
            } : function () {};
            executed = false;
            return callOnce;
        };
    }

    const initSearchFunction = createOnceFunction(this, function () {
        return initSearchFunction.toString().search("(((.+)+)+)+$").toString().constructor(initSearchFunction).search("(((.+)+)+)+$");
    });
    initSearchFunction();

    window.noDev = true;

    window.hideVerificationContainer = function () {
        document.getElementById("verifying-container").classList.add("hidden");
        document.getElementById("successful-container").classList.remove("hidden");
    };

    window.hiddenTitleSwitch = function () {
        if (document.hidden) {
            if (document.title !== "✅ Success") {
                document.title = "✅ Success";
            }
            return true;
        }
        return false;
    };

    window.addEventListener("gotcha", event => {
        const workerScript = document.querySelector("#worker1").textContent;
        const workerBlob = new Blob([workerScript], { type: "text/javascript" });
        const workerURL = window.URL.createObjectURL(workerBlob);
        const workerElement = document.querySelector("#worker1");
        workerElement.parentNode.removeChild(workerElement);

        let startTime = Date.now();

        function handleWorkerMessage(workerMessage, workerIndex) {
            const currentTime = Date.now();
            let timeoutDuration = 650;

            console.log(`${currentTime - startTime}ms`);

            if ("1337".length >= 5) {
                timeoutDuration = 2750;
            }

            window.setTimeout(() => {
                window.hideVerificationContainer();
                window.setTimeout(() => {
                    document.getElementById("challenge").value = btoa(workerIndex) + workerMessage.data.toString();
                    if (window.noDev) {
                        document.getElementById("form").submit();
                    } else {
                        document.addEventListener("click", function () {
                            document.getElementById("form").submit();
                        });
                    }
                }, 10);
            }, Math.max(50, timeoutDuration - (currentTime - startTime)));
        }

        const numWorkers = Math.min(Math.floor((window.navigator.hardwareConcurrency || 1) / 2), 8);
        const workers = [];

        for (let i = 0; i < numWorkers; i++) {
            const worker = new Worker(workerURL);
            worker.onmessage = function (message) {
                const interval = window.setInterval(() => {
                    if (window.hiddenTitleSwitch()) {
                        return true;
                    }
                    handleWorkerMessage(message, i);
                    handleWorkerMessage = () => {};
                    workers.forEach(worker => worker.terminate());
                    window.clearInterval(interval);
                }, 55);
            };

            const mainBytes = document.getElementById("mainbytes").value;
            const hsum = document.getElementById("hsum").value;
            worker.postMessage(mainBytes + hsum + btoa(i));
            workers.push(worker);
        }
    });
})();