(function(undefined) {
    var rdy = false;
    var settings = {
        multiple: 0,
        param: '',
        events: [{"id":4,"event_type":1,"button_text":"\u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c","params":[{"pixel_event_id":4,"name":"country","selector":null}]},{"id":23,"event_type":2,"page_url_mask":"order","params":[{"pixel_event_id":23,"name":"value","selector":"fb_value"},{"pixel_event_id":23,"name":"currency","selector":null},{"pixel_event_id":23,"name":"ph","selector":"fb_phone"},{"pixel_event_id":23,"name":"country","selector":null},{"pixel_event_id":23,"name":"order_id","selector":"fb_lead_id"}]},{"id":190,"event_type":2,"page_url_mask":"products","params":[{"pixel_event_id":190,"name":"content_ids","selector":"product_ids"},{"pixel_event_id":190,"name":"content_type","selector":null},{"pixel_event_id":190,"name":"country","selector":null}]},{"id":211,"event_type":1,"button_text":"\u041e\u0444\u043e\u0440\u043c\u0438\u0442\u044c \u0437\u0430\u043a\u0430\u0437","page_url_mask":"order","params":[{"pixel_event_id":211,"name":"country","selector":null}]},{"id":212,"event_type":1,"button_text":"\u0417\u0430\u043a\u0430\u0437\u0430\u0442\u044c","params":[{"pixel_event_id":212,"name":"country","selector":null}]},{"id":213,"event_type":1,"button_text":"\u0417\u0430\u043a\u0430\u0437\u0430\u0442\u044c \u0447\u0435\u0440\u0435\u0437 Telegram","params":[{"pixel_event_id":213,"name":"country","selector":null}]}]
    };
    var fbc = getCookieData('_fbc');
    var qP = parseUrlParams();
    if (fbc && qP['fbclid'] && fbc.indexOf(qP['fbclid']) == -1) {
        createFBC(qP['fbclid']);
    } else if (!fbc && qP['fbclid']) {
        createFBC(qP['fbclid']);
    }
    if (document.getElementsByTagName('body').length) rfn();
    document.addEventListener("DOMContentLoaded", rfn,false);

    function rfn() {
        if (rdy) return;
        rdy = true

        if (settings.events && settings.events.length) {
            for (var i = 0; i < settings.events.length; i++) {
                addEventListener(settings.events[i])
            }
        }
    }

    function closest(target, selector) {
        while (target) {
            if (target.matches && target.matches(selector)) return target;
            target = target.parentNode;
        }
        return null;
    }

    function addEventListener(eventObject) {
        if (eventObject.event_type === 1) {
            document.addEventListener("click", function(event) {
                if (eventObject.button_class) {
                    if (!closest(event.target, '.' + eventObject.button_class)) return false;
                    if (!eventObject.button_text) dispatchEvent(eventObject, prepareData(eventObject, event.target));
                }
                if (event.target.innerText == eventObject.button_text) {
                    dispatchEvent(eventObject, prepareData(eventObject, event.target));
                } else {
                    var children = event.target.childNodes;
                    for (var i = 0; i < children.length; i++) {
                        if (children[i].nodeType == Node.TEXT_NODE && children[i].textContent.trim() == eventObject.button_text) {
                            dispatchEvent(eventObject, prepareData(eventObject, event.target));
                        }
                    }
                }
            }, true);
        } else if (eventObject.event_type === 2) {
            if (
                !eventObject.page_url_mask ||
                eventObject.page_url_mask == "" ||
                eventObject.page_url_mask == "*" ||
                (
                    eventObject.page_url_mask &&
                    (new RegExp('.*' + eventObject.page_url_mask.replace(/([\\\.\+\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1").replace(/\*/g, ".*") + '.*', 'g')).test(document.location.href)
                )
            ) {
                dispatchEvent(eventObject, prepareData(eventObject, document.body));
            }
        }
    }

    function dispatchEvent(eventObject, data) {
        console.log(data);
        var d = JSON.stringify(data);

        obj = new Image();
        obj.src = 'https://pixie.xcoder.pro/api/dispatch/1' + '/event/' + eventObject.id + ('?t=' + (new Date).getTime()) + (data && d != '{}' ? '&d=' + btoa(encodeURIComponent(d)) : '')
    }

    var pixie_new_event_id_timer = null;
    function pixie_new_event_id() {
        var el = document.getElementById('pixie_event_id');
        if (el) {
            var event_id = el.value;
            if (event_id) {
                var parts = el.value.split('-');
                if (pixie_new_event_id_timer) {
                    clearTimeout(pixie_new_event_id_timer);
                }
                pixie_new_event_id_timer = setTimeout(function () {
                    el.value = parts[0] + '-' + (new Date()).getTime()
                }, 2000);
                return event_id;
            }
        }
    }

    function prepareData(eventObject, el) {
        var maxParents = 50;

        var data = {
            url: document.location + ''
        };

        if (settings.multiple) {
            var ids = getPixelIds();
            if (ids.length) {
                data.ids = ids;
            }
        }

        var fbp = getCookieData('_fbp');
        var fbc = getCookieData('_fbc');
        if (fbp) {
            data.fbp = fbp;
        } else {
            data.fbp = createFBP();
        }
        var event_id = pixie_new_event_id();
        if (event_id) {
            data.event_id = event_id;
        }
        var qP = parseUrlParams();
        if (fbc && qP['fbclid'] && fbc.indexOf(qP['fbclid']) == -1) {
            data.fbc = createFBC(qP['fbclid']);
        } else if (fbc) {
            data.fbc = fbc;
        } else if (qP['fbclid']) {
            data.fbc = createFBC(qP['fbclid']);
        }

        // fix
        if (data.fbc && data.fbc.indexOf('fc.') > -1) {
            data.fbc = data.fbc.replace('fc.', 'fb.');
        }

        if (eventObject.params && eventObject.params.length) {
            while(el.nodeName != "HTML" && maxParents > 0) {
                for (var i = 0; i < eventObject.params.length; i++) {
                    if (!data[eventObject.params[i]['name']]) {
                        var e = el.querySelector('[name=' + eventObject.params[i]['selector'] + ']');
                        if (e && e.value) {
                            data[eventObject.params[i]['name']] = e.value;
                        } else {
                            e = el.querySelector('.' + eventObject.params[i]['selector']);
                            if (e && e.value) {
                                data[eventObject.params[i]['name']] = e.value;
                            }
                        }
                    }
                }
                el = el.parentNode;
                maxParents--;
            }

            for (var i = 0; i < eventObject.params.length; i++) {
                if (!data[eventObject.params[i]['name']]) {
                    var e = document.getElementById(eventObject.params[i]['selector']);
                    if (e) {
                        data[eventObject.params[i]['name']] = e.value;
                    }
                }
            }
        }
        return data;
    }

    function getCookieData(name) {
        var pairs = document.cookie.split("; "), count = pairs.length, parts;
        while (count--) {
            parts = pairs[count].split("=");
            if (parts[0] === name) return parts[1];
        }
        return false;
    }

    function createFBP() {
        var fbp = 'fb.' + (document.location.host.split('.').length-1) + "." + (new Date).getTime() + '.' + (parseInt(Math.random()*1000000000));
        document.cookie = "_fbp=" + fbp + '; domain=.' + document.location.host + '; path=/; expires=' + (new Date(Date.now() + 90 * 24 * 3600 * 1000));
        return fbp;
    }

    function createFBC(fbclid) {
        var fbc = 'fb.' + (document.location.host.split('.').length-1) + "." + (new Date).getTime() + '.' + fbclid;
        document.cookie = "_fbc=" + fbc + '; domain=.' + document.location.host + '; path=/; expires=' + (new Date(Date.now() + 90 * 24 * 3600 * 1000));
        return fbc;
    }

    function getPixelIds() {
        var ids = [];
        var queryParams = parseUrlParams();
        if (settings.param && queryParams && queryParams[settings.param]) {
            return queryParams[settings.param].split(',').map(function(el) {
                return parseInt(el);
            }).filter(function(el) {
                return el > 0;
            });
        } else if (window.fbq && window.fbq.queue) {
            for (var i = 0; i < window.fbq.queue.length; i++) {
                if (window.fbq.queue[i][0] && window.fbq.queue[i][0] && window.fbq.queue[i][0] == 'init') {
                    ids.push(window.fbq.queue[i][1]);
                }
            }
        }
        return ids;
    }

    function parseUrlParams() {
        var parts = document.location.href.split('?');
        if (!parts[1]) return {};
        var query = parts[1].split('#')[0]
        var vars = query.split("&");
        var queryString = {};
        for (var i = 0; i < vars.length; i++) {
            var pair = vars[i].split("=");
            var key = decodeURIComponent(pair[0]);
            var value = decodeURIComponent(pair[1]);
            if (typeof queryString[key] === "undefined") {
                queryString[key] = decodeURIComponent(value);
            } else if (typeof queryString[key] === "string") {
                var arr = [queryString[key], decodeURIComponent(value)];
                queryString[key] = arr;
            } else {
                queryString[key].push(decodeURIComponent(value));
            }
        }
        return queryString;
    }
})();