(function() {
    const marker = 'UCPathApplicationError';
    let markerHandled = false;

    function killSpinner() {
        if (typeof processing === 'function') processing(0, 0);
        if (typeof bProcessing !== 'undefined') bProcessing = false;
        ['#ICProcessing','#ICSaveWarning'].forEach(id => {
            const el = document.querySelector(id);
            if (el) el.style.display = 'none';
        });
    }

    function removeResubmitField() {
        const field = document.querySelector('input[name="ICResubmit"]');
        if (field) {
            field.disabled = true;
            field.value = "0";
        }
    }

    const realSetTimeout = window.setTimeout;
    const realSetInterval = window.setInterval;
    window.setTimeout = function() {
        return markerHandled ? () => {} : realSetTimeout.apply(this, arguments);
    };
    window.setInterval = function() {
        return markerHandled ? () => {} : realSetInterval.apply(this, arguments);
    };

    const realAddEventListener = window.addEventListener;
    window.addEventListener = function(type, listener, options) {
        if (!markerHandled) {
            return realAddEventListener.call(this, type, listener, options);
        }
    };

    const realFormSubmit = HTMLFormElement.prototype.submit;
    HTMLFormElement.prototype.submit = function() {
        if (markerHandled) return false;
        return realFormSubmit.apply(this, arguments);
    };

    const realReload = window.location.reload;
    window.location.reload = function() {
        if (!markerHandled) return realReload.call(location);
    };

    setInterval(() => {
        if (markerHandled) removeResubmitField();
    }, 500);

    const realSend = XMLHttpRequest.prototype.send;
    XMLHttpRequest.prototype.send = function() {
        this.addEventListener('readystatechange', () => {
            if (!markerHandled && this.readyState >= 2 && this.responseText?.includes(marker)) {
                markerHandled = true;
                killSpinner();
                removeResubmitField();
				alert(this.responseText.substring(this.responseText.indexOf(marker)).trim());
 
                //var isInIframe = window.self !== window.top;

                // code to check modal is there and it has an iframe
                const modal = window.parent.document.getElementsByClassName('ps_modal_controller')
                var frame = null;
                if (modal != null && modal !== undefined && modal.length != 0)
                {
                    frame = modal[0].querySelector('iframe');
                }
                // if iframe not found reload page otherwise reload iframe
                if(frame != null && frame !== undefined && frame.length !== 0)
                {

                    this.abort();
                    window.closeModal();
                }
                else
                {
                    window.stop();
                    window.location.reload();
                }
            }
        });
        return realSend.apply(this, arguments);
    };
})();