if (!window.AS) AS = {};
    if (!window.autosweetGA) autosweetGA = {};
    AS.pixel = {
        bodyText: null,
        doAnalyticsWork: function () {
      AS.pixel.loadGoogleAnalytics4API("G-Z5NZ96LP6V");
        },
        doPixelWork: function () {
            if (document.readyState != "complete") {
                setTimeout(function () {
                    AS.pixel.doPixelWork();
                }, 250);
            } else {
                AS.pixel.bodyText = AS.pixel.getText();
                AS.pixel.doPhoneNumberSwapWork();
                   
            }
        },
    
        loadGoogleAnalytics4API: function (gaTrackingCode) {
            var gt = document.createElement("script");
            gt.async = "async";
            gt.src = "https://www.googletagmanager.com/gtag/js?id=" + gaTrackingCode;
            document.head.appendChild(gt);

            window.dataLayer = window.dataLayer || [];
            autosweetGA[gaTrackingCode] = function () {dataLayer.push(arguments);};
            autosweetGA[gaTrackingCode]('js', new Date());

            autosweetGA[gaTrackingCode]('config', gaTrackingCode);
        },
    
        doPhoneNumberSwapWork: function () {
            var asCookie = AS.pixel.cookieHandler.getCookie("AutoSweetSource");
            var urlVars = AS.pixel.getURLVars();
            var sourceMatch = /AutoSweet/gi.exec(urlVars["utm_source"]);
            var mediumMatch = /referral|email/gi.exec(urlVars["utm_medium"]);
            var campaignMatch = /autosweet/gi.exec(urlVars["utm_campaign"]);
            
            if (asCookie || (sourceMatch && mediumMatch) || campaignMatch) {
                AS.pixel.cookieHandler.setCookie("AutoSweetSource", "true", 3);
                
                var trackingNumbers = AS.pixel.determineTrackingNumbers(urlVars["utm_source"], mediumMatch, campaignMatch);
				if (trackingNumbers != null) {
                    
                    var pageNumberInfo = AS.pixel.getPageNumberInfo(trackingNumbers);
                    
					var possiblePhoneNumbers = pageNumberInfo.possiblePhoneNumbers;
					if (possiblePhoneNumbers.length > 0) {
                        
						var anchors = document.getElementsByTagName("a");
						for (var i = 0; i < anchors.length; i++)
						{
							var number = null;
							if (anchors[i].href.length >= 10) {
								number = anchors[i].href.substr(anchors[i].href.length - 10);
							}
							if (number && trackingNumbers[number]) {
								anchors[i].href = anchors[i].href.replace(number, trackingNumbers[number]);
							}
						}
						var nds = document.querySelectorAll("*");
						for (var i = 0; i < nds.length; i++)
						{
							var childNodes = nds[i].childNodes;
							for (var j = 0; j < childNodes.length; j++)
							{
								var cNode = childNodes[j];
								if (cNode.nodeType == Node.TEXT_NODE)
								{
									for (var k = 0; k < possiblePhoneNumbers.length; k++) {
										var numberConfig = possiblePhoneNumbers[k];
										for (var l = 0; l < numberConfig.variants.length; l++) {
											var oldPhoneNumber = numberConfig.variants[l];
                                            
											var newPhoneNumber = AS.pixel.getReplacementNumber(numberConfig.phoneNumber, trackingNumbers[numberConfig.phoneNumber], numberConfig.variants[l]);
											if (cNode.textContent && cNode.textContent.indexOf(oldPhoneNumber) > -1)
											{
												cNode.textContent = cNode.textContent.replace(oldPhoneNumber, newPhoneNumber);
												break;
											}
										}
									}
								}
							}
						}
					}
                    
                    if (pageNumberInfo.allNumbers != null) {
                        var recentlySeenNumbers = [];
                        var rulesToUpsert = [];
                        for (var i = 0; i < pageNumberInfo.allNumbers.length; i++) {
                            var phoneNumber = pageNumberInfo.allNumbers[i];
                            
                            if (recentlySeenNumbers.indexOf(phoneNumber) == -1) {
                                rulesToUpsert.push(phoneNumber);
                            }
                        }
                        if (rulesToUpsert.length) {
                            AS.pixel.upsertPhoneNumbers(rulesToUpsert);
                        }
                    }
				}
            }
        },
        determineTrackingNumbers: function (source, mediumMatch, campaignMatch) {
            var retNumberMap = null;

            if (source != null && campaignMatch != null)
            {
                switch (source.toLowerCase())
                {
                    case "facebook":
                        retNumberMap = null;
                        break;
                    case "facebookmarketplace":
                        retNumberMap = null;
                        break;
                    case "autosweet":
                        if (mediumMatch && mediumMatch[0].toLowerCase() == "email")
                        {
                            retNumberMap = null;
                        }
                        break;
                    case "craigslist":
                        retNumberMap = null;
                        break;
                    case "google":
                        retNumberMap = null;
                        break;
                    default:
                        break;
                }
                if (retNumberMap != null && Object.keys(retNumberMap).length)
                {
                    var trackingNumber = retNumberMap[Object.keys(retNumberMap)[0]];
                    var enabledDNRs = [];
                    for (var i = 0; i < enabledDNRs.length; i++) {
                        var number = enabledDNRs[i];
                        retNumberMap[number] = trackingNumber;
                    }
                }
            }
            return retNumberMap;
        },
        getPageNumberInfo: function (trackingNumbers) {
            var dnrNumbers = [];
            var allNumbers = [];
            var possiblePhoneNumbers = [];
            var phoneNumberRegex = /(\+?1[-.\s]?)?(\(?[2-9][0-8][0-9]\)?[-.\s]?[2-9][0-9]{2}[-.\s]?[0-9]{4})/gi;
            var phoneNumberMatch = phoneNumberRegex.exec(document.body.innerText);
            while (phoneNumberMatch != null) {
                var foundNumber = phoneNumberMatch[2];
                
                var cleanedNumber = foundNumber.replace(/[-.\s()]/gi, '');
                if (cleanedNumber.length == 10) {
                    var wasFound = false;
                    for (var i = 0; i < possiblePhoneNumbers.length; i++) {
                        if (possiblePhoneNumbers[i].phoneNumber == cleanedNumber) {
                            wasFound = true;
                            
                            if (possiblePhoneNumbers[i].variants.indexOf(foundNumber) < 0) {
                                possiblePhoneNumbers[i].variants.push(foundNumber);
                            }
                            break;
                        }
                    }
                    if (!wasFound && trackingNumbers != null && trackingNumbers[cleanedNumber] != null) {
                        possiblePhoneNumbers.push({
                            phoneNumber: cleanedNumber,
                            variants: [foundNumber]
                        });
                    }
                    
                    if (allNumbers.indexOf(cleanedNumber) < 0 && trackingNumbers != null) {
                        allNumbers.push(cleanedNumber);
                    }
                }
                phoneNumberMatch = phoneNumberRegex.exec(document.body.innerText);
            }
            
            return {
                possiblePhoneNumbers: possiblePhoneNumbers,
                allNumbers: allNumbers
            };
        },
        upsertPhoneNumbers: function (phoneNumbers) {
            var newXHR = new XMLHttpRequest();
            newXHR.open('POST', 'https://extws.autosweet.com/ASPixel/DynamicNumberReplacementRules?did=7191&phoneNumbers=' + phoneNumbers.join(','));
            newXHR.send();
        },
        getReplacementNumber: function (oldNumber, newNumber, variant) {
            var retReplacement = variant;
            if (oldNumber && newNumber && variant) {
                if (/^\d{10}$/gi.test(oldNumber) && /^\d{10}$/gi.test(newNumber)) {
                    var oldFirstThree = oldNumber.substring(0, 3);
                    var oldMiddleThree = oldNumber.substring(3, 6);
                    var oldLastFour = oldNumber.substring(6, 10);
                    var newFirstThree = newNumber.substring(0, 3);
                    var newMiddleThree = newNumber.substring(3, 6);
                    var newLastFour = newNumber.substring(6, 10);

                    var firstThreeIndex = variant.indexOf(oldFirstThree);
                    retReplacement = retReplacement.substr(0, firstThreeIndex) + newFirstThree + retReplacement.substr(firstThreeIndex + newFirstThree.length);
                    var middleThreeIndex = variant.indexOf(oldMiddleThree, firstThreeIndex);
                    retReplacement = retReplacement.substr(0, middleThreeIndex) + newMiddleThree + retReplacement.substr(middleThreeIndex + newMiddleThree.length);
                    var lastFourIndex = variant.indexOf(oldLastFour, middleThreeIndex);
                    retReplacement = retReplacement.substr(0, lastFourIndex) + newLastFour + retReplacement.substr(lastFourIndex + newLastFour.length);
                }
            }
            return retReplacement;
        },
        getURLVars: function() {
            var vars = {};
            var parts = window.location.href.replace(/[?&]+([^=&]+)=([^&]*)/gi, function(m,key,value) {
                vars[key] = value;
            });
            return vars;
        },
        cookieHandler: {
            getCookie: function (name) {
                var allCookies = document.cookie.split(';');
                if (allCookies) {
                    for (var i = 0; i < allCookies.length; i++) {
                        var key = allCookies[i].substr(0, allCookies[i].indexOf('=')).trim();
                        var value = allCookies[i].substr(allCookies[i].indexOf('=') + 1);
                        if (key == name) {
                            return unescape(value);
                        }
                    }
                }
                return null;
            },
            setCookie: function (name, value, exmins, domain) {
                if (name) {
                    var exDate = null;
                    if (exmins) {
                        exDate = new Date();
                        exDate.setTime(exDate.getTime() + exmins * 60000);
                    }
                    var thisCookie = name + '=' + escape(value);
                    if (exDate) {
                        thisCookie += ';expires=' + exDate.toGMTString();
                    }
                    if (domain) {
                        thisCookie += ';domain=' + domain;
                    }
                    thisCookie += ';path=/';
                    document.cookie = thisCookie;
                }
            }
        },
        getText: function () {
            var textNodes = AS.pixel.getTextNodesIn(document.body);
            var textValues = [];
            for (var i = textNodes.length - 1; i >= 0 ; i--) {
                if (textNodes[i]) {
                    textValues.push(textNodes[i].textContent);
                }
            }
            return textValues.join(" ");
        },
        getTextNodesIn: function (elem) {
          var textNodes = [];
          if (elem) {
            for (var nodes = elem.childNodes, i = nodes.length; i--;) {
              var node = nodes[i], nodeType = node.nodeType;
              if (nodeType == 3) {
                  textNodes.push(node);
              }
              else if (nodeType == 1 || nodeType == 9 || nodeType == 11) {
                textNodes = textNodes.concat(AS.pixel.getTextNodesIn(node));
              }
            }
          }
          return textNodes;
        }
    };
    AS.pixel.doAnalyticsWork();
    AS.pixel.doPixelWork();