/////////////////////////////////////////////////////////////////////////////////
/* UAParser.js v2.0.0-alpha.2
   Copyright © 2012-2023 Faisal Salman <f@faisalman.com>
   MIT License *//*
   Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data.
   Supports browser & node.js environment. 
   Demo   : https://faisalman.github.io/ua-parser-js
   Source : https://github.com/faisalman/ua-parser-js */
/////////////////////////////////////////////////////////////////////////////////

/* jshint esversion: 3 */ 
/* globals window */

(function (window, undefined) {

    'use strict';
    
    //////////////
    // Constants
    /////////////


    var LIBVERSION  = '2.0.0-alpha.2',
        EMPTY       = '',
        UNKNOWN     = '?',
        FUNC_TYPE   = 'function',
        UNDEF_TYPE  = 'undefined',
        OBJ_TYPE    = 'object',
        STR_TYPE    = 'string',
        MAJOR       = 'major',
        MODEL       = 'model',
        NAME        = 'name',
        TYPE        = 'type',
        VENDOR      = 'vendor',
        VERSION     = 'version',
        ARCHITECTURE= 'architecture',
        CONSOLE     = 'console',
        MOBILE      = 'mobile',
        TABLET      = 'tablet',
        SMARTTV     = 'smarttv',
        WEARABLE    = 'wearable',
        EMBEDDED    = 'embedded',
        USER_AGENT  = 'user-agent',
        UA_MAX_LENGTH = 350,
        BRANDS      = 'brands',
        FULLVERLIST = 'fullVersionList',
        PLATFORM    = 'platform',
        PLATFORMVER = 'platformVersion',
        BITNESS     = 'bitness',
        CH_HEADER   = 'sec-ch-ua',
        CH_HEADER_FULL_VER_LIST = CH_HEADER + '-full-version-list',
        CH_HEADER_ARCH      = CH_HEADER + '-arch',
        CH_HEADER_BITNESS   = CH_HEADER + '-bitness',
        CH_HEADER_MOBILE    = CH_HEADER + '-mobile',
        CH_HEADER_MODEL     = CH_HEADER + '-model',
        CH_HEADER_PLATFORM  = CH_HEADER + '-platform',
        CH_HEADER_PLATFORM_VER = CH_HEADER_PLATFORM + '-version',
        CH_ALL_VALUES       = ['brands', 'fullVersionList', MOBILE, MODEL, 'platform', 'platformVersion', ARCHITECTURE, 'bitness'],
        UA_BROWSER  = 'browser',
        UA_CPU      = 'cpu',
        UA_DEVICE   = 'device',
        UA_ENGINE   = 'engine',
        UA_OS       = 'os',
        UA_RESULT   = 'result',
        AMAZON      = 'Amazon',
        APPLE       = 'Apple',
        ASUS        = 'ASUS',
        BLACKBERRY  = 'BlackBerry',
        GOOGLE      = 'Google',
        HUAWEI      = 'Huawei',
        LG          = 'LG',
        MICROSOFT   = 'Microsoft',
        MOTOROLA    = 'Motorola',
        SAMSUNG     = 'Samsung',
        SHARP       = 'Sharp',
        SONY        = 'Sony',
        XIAOMI      = 'Xiaomi',
        ZEBRA       = 'Zebra',
        PREFIX_MOBILE  = 'Mobile ',
        SUFFIX_BROWSER = ' Browser',
        CHROME      = 'Chrome',
        EDGE        = 'Edge',
        FIREFOX     = 'Firefox',
        OPERA       = 'Opera',
        FACEBOOK    = 'Facebook',
        WINDOWS     = 'Windows';
   
    var NAVIGATOR           = (typeof window !== UNDEF_TYPE && window.navigator) ? 
                                window.navigator : 
                                undefined,
        NAVIGATOR_UADATA    = (NAVIGATOR && NAVIGATOR.userAgentData) ? 
                                NAVIGATOR.userAgentData : 
                                undefined;

    ///////////
    // Helper
    //////////

    var extend = function (regexes, extensions) {
            var mergedRegexes = {};
            for (var i in regexes) {
                mergedRegexes[i] = extensions[i] && extensions[i].length % 2 === 0 ? extensions[i].concat(regexes[i]) : regexes[i];
            }
            return mergedRegexes;
        },
        enumerize = function (arr) {
            var enums = {};
            for (var i=0; i<arr.length; i++) {
                enums[arr[i].toUpperCase()] = arr[i];
            }
            return enums;
        },
        has = function (str1, str2) {
            if (typeof str1 === OBJ_TYPE && str1.length > 0) {
                for (var i in str1) {
                    if (lowerize(str1[i]) == lowerize(str2)) return true;
                }
                return false;
            }
            return typeof str1 === STR_TYPE ? lowerize(str2).indexOf(lowerize(str1)) !== -1 : false;
        },
        isExtensions = function (obj) {
            for (var prop in obj) {
                return /^(browser|cpu|device|engine|os)$/.test(prop);
            }
        },
        itemListToArray = function (header) {
            if (!header) return undefined;
            var arr = [];
            var tokens = strip(/\\?\"/g, header).split(', ');
            for (var i = 0; i < tokens.length; i++) {
                var token = tokens[i].split(';v=');
                arr[i] = { brand : token[0], version : token[1] };
            }
            return arr;
        },
        lowerize = function (str) {
            return typeof(str) === STR_TYPE ? str.toLowerCase() : str;
        },
        majorize = function (version) {
            return typeof(version) === STR_TYPE ? strip(/[^\d\.]/g, version).split('.')[0] : undefined;
        },
        setProps = function (arr) {
            for (var i in arr) {
                var propName = arr[i];
                if (typeof propName == OBJ_TYPE && propName.length == 2) {
                    this[propName[0]] = propName[1];
                } else {
                    this[propName] = undefined;
                }
            }
            return this;
        },
        strip = function (pattern, str) {
            return str.replace(pattern, EMPTY);
        },
        stripQuotes = function (val) {
            return typeof val === STR_TYPE ? strip(/\"/g, val) : val; 
        },
        trim = function (str, len) {
            if (typeof(str) === STR_TYPE) {
                str = strip(/^\s\s*/, str);
                return typeof(len) === UNDEF_TYPE ? str : str.substring(0, UA_MAX_LENGTH);
            }
    };

    ///////////////
    // Map helper
    //////////////

    var rgxMapper = function (ua, arrays) {

            if(!ua || !arrays) return;

            var i = 0, j, k, p, q, matches, match;

            // loop through all regexes maps
            while (i < arrays.length && !matches) {

                var regex = arrays[i],       // even sequence (0,2,4,..)
                    props = arrays[i + 1];   // odd sequence (1,3,5,..)
                j = k = 0;

                // try matching uastring with regexes
                while (j < regex.length && !matches) {

                    if (!regex[j]) { break; }
                    matches = regex[j++].exec(ua);

                    if (!!matches) {
                        for (p = 0; p < props.length; p++) {
                            match = matches[++k];
                            q = props[p];
                            // check if given property is actually array
                            if (typeof q === OBJ_TYPE && q.length > 0) {
                                if (q.length === 2) {
                                    if (typeof q[1] == FUNC_TYPE) {
                                        // assign modified match
                                        this[q[0]] = q[1].call(this, match);
                                    } else {
                                        // assign given value, ignore regex match
                                        this[q[0]] = q[1];
                                    }
                                } else if (q.length === 3) {
                                    // check whether function or regex
                                    if (typeof q[1] === FUNC_TYPE && !(q[1].exec && q[1].test)) {
                                        // call function (usually string mapper)
                                        this[q[0]] = match ? q[1].call(this, match, q[2]) : undefined;
                                    } else {
                                        // sanitize match using given regex
                                        this[q[0]] = match ? match.replace(q[1], q[2]) : undefined;
                                    }
                                } else if (q.length === 4) {
                                        this[q[0]] = match ? q[3].call(this, match.replace(q[1], q[2])) : undefined;
                                }
                            } else {
                                this[q] = match ? match : undefined;
                            }
                        }
                    }
                }
                i += 2;
            }
        },

        strMapper = function (str, map) {

            for (var i in map) {
                // check if current value is array
                if (typeof map[i] === OBJ_TYPE && map[i].length > 0) {
                    for (var j = 0; j < map[i].length; j++) {
                        if (has(map[i][j], str)) {
                            return (i === UNKNOWN) ? undefined : i;
                        }
                    }
                } else if (has(map[i], str)) {
                    return (i === UNKNOWN) ? undefined : i;
                }
            }
            return str;
    };

    ///////////////
    // String map
    //////////////

    var windowsVersionMap = {
            'ME'        : '4.90',
            'NT 3.11'   : 'NT3.51',
            'NT 4.0'    : 'NT4.0',
            '2000'      : 'NT 5.0',
            'XP'        : ['NT 5.1', 'NT 5.2'],
            'Vista'     : 'NT 6.0',
            '7'         : 'NT 6.1',
            '8'         : 'NT 6.2',
            '8.1'       : 'NT 6.3',
            '10'        : ['NT 6.4', 'NT 10.0'],
            'RT'        : 'ARM'
    };

    //////////////
    // Regex map
    /////////////

    var defaultRegexes = {

        browser : [[

            // Most common regardless engine
            /\b(?:crmo|crios)\/([\w\.]+)/i                                      // Chrome for Android/iOS
            ], [VERSION, [NAME, PREFIX_MOBILE + 'Chrome']], [
            /edg(?:e|ios|a)?\/([\w\.]+)/i                                       // Microsoft Edge
            ], [VERSION, [NAME, 'Edge']], [

            // Presto based
            /(opera mini)\/([-\w\.]+)/i,                                        // Opera Mini
            /(opera [mobiletab]{3,6})\b.+version\/([-\w\.]+)/i,                 // Opera Mobi/Tablet
            /(opera)(?:.+version\/|[\/ ]+)([\w\.]+)/i                           // Opera
            ], [NAME, VERSION], [
            /opios[\/ ]+([\w\.]+)/i                                             // Opera mini on iphone >= 8.0
            ], [VERSION, [NAME, OPERA+' Mini']], [
            /\bopr\/([\w\.]+)/i                                                 // Opera Webkit
            ], [VERSION, [NAME, OPERA]], [

            // Mixed
            /(kindle)\/([\w\.]+)/i,                                             // Kindle
            /(lunascape|maxthon|netfront|jasmine|blazer)[\/ ]?([\w\.]*)/i,      // Lunascape/Maxthon/Netfront/Jasmine/Blazer
            // Trident based
            /(avant |iemobile|slim)(?:browser)?[\/ ]?([\w\.]*)/i,               // Avant/IEMobile/SlimBrowser
            /(ba?idubrowser)[\/ ]?([\w\.]+)/i,                                  // Baidu Browser
            /(?:ms|\()(ie) ([\w\.]+)/i,                                         // Internet Explorer

            // Webkit/KHTML based                                               // Flock/RockMelt/Midori/Epiphany/Silk/Skyfire/Bolt/Iron/Iridium/PhantomJS/Bowser/QupZilla/Falkon
            /(flock|rockmelt|midori|epiphany|silk|skyfire|ovibrowser|bolt|iron|vivaldi|iridium|phantomjs|bowser|quark|qupzilla|falkon|rekonq|puffin|brave|whale(?!.+naver)|qqbrowserlite|qq|duckduckgo)\/([-\w\.]+)/i,
                                                                                // Rekonq/Puffin/Brave/Whale/QQBrowserLite/QQ//Vivaldi/DuckDuckGo
            /(heytap|ovi)browser\/([\d\.]+)/i,                                  // HeyTap/Ovi
            /(weibo)__([\d\.]+)/i                                               // Weibo
            ], [NAME, VERSION], [
            /(?:\buc? ?browser|(?:juc.+)ucweb)[\/ ]?([\w\.]+)/i                 // UCBrowser
            ], [VERSION, [NAME, 'UCBrowser']], [
            /microm.+\bqbcore\/([\w\.]+)/i,                                     // WeChat Desktop for Windows Built-in Browser
            /\bqbcore\/([\w\.]+).+microm/i
            ], [VERSION, [NAME, 'WeChat(Win) Desktop']], [
            /micromessenger\/([\w\.]+)/i                                        // WeChat
            ], [VERSION, [NAME, 'WeChat']], [
            /konqueror\/([\w\.]+)/i                                             // Konqueror
            ], [VERSION, [NAME, 'Konqueror']], [
            /trident.+rv[: ]([\w\.]{1,9})\b.+like gecko/i                       // IE11
            ], [VERSION, [NAME, 'IE']], [
            /ya(?:search)?browser\/([\w\.]+)/i                                  // Yandex
            ], [VERSION, [NAME, 'Yandex']], [
            /(avast|avg)\/([\w\.]+)/i                                           // Avast/AVG Secure Browser
            ], [[NAME, /(.+)/, '$1 Secure' + SUFFIX_BROWSER], VERSION], [
            /\bfocus\/([\w\.]+)/i                                               // Firefox Focus
            ], [VERSION, [NAME, FIREFOX+' Focus']], [
            /\bopt\/([\w\.]+)/i                                                 // Opera Touch
            ], [VERSION, [NAME, OPERA+' Touch']], [
            /coc_coc\w+\/([\w\.]+)/i                                            // Coc Coc Browser
            ], [VERSION, [NAME, 'Coc Coc']], [
            /dolfin\/([\w\.]+)/i                                                // Dolphin
            ], [VERSION, [NAME, 'Dolphin']], [
            /coast\/([\w\.]+)/i                                                 // Opera Coast
            ], [VERSION, [NAME, OPERA+' Coast']], [
            /miuibrowser\/([\w\.]+)/i                                           // MIUI Browser
            ], [VERSION, [NAME, 'MIUI' + SUFFIX_BROWSER]], [
            /fxios\/([\w\.-]+)/i                                                // Firefox for iOS
            ], [VERSION, [NAME, PREFIX_MOBILE + FIREFOX]], [
            /\bqihu|(qi?ho?o?|360)browser/i                                     // 360
            ], [[NAME, '360' + SUFFIX_BROWSER]], [
            /(oculus|samsung|sailfish|huawei)browser\/([\w\.]+)/i
            ], [[NAME, /(.+)/, '$1' + SUFFIX_BROWSER], VERSION], [               // Oculus/Samsung/Sailfish/Huawei Browser
            /(comodo_dragon)\/([\w\.]+)/i                                       // Comodo Dragon
            ], [[NAME, /_/g, ' '], VERSION], [
            /(electron)\/([\w\.]+) safari/i,                                    // Electron-based App
            /(tesla)(?: qtcarbrowser|\/(20\d\d\.[-\w\.]+))/i,                   // Tesla
            /m?(qqbrowser|baiduboxapp|2345Explorer)[\/ ]?([\w\.]+)/i            // QQBrowser/Baidu App/2345 Browser
            ], [NAME, VERSION], [
            /(metasr)[\/ ]?([\w\.]+)/i,                                         // SouGouBrowser
            /(lbbrowser)/i,                                                     // LieBao Browser
            /\[(linkedin)app\]/i                                                // LinkedIn App for iOS & Android
            ], [NAME], [

            // WebView
            /((?:fban\/fbios|fb_iab\/fb4a)(?!.+fbav)|;fbav\/([\w\.]+);)/i       // Facebook App for iOS & Android
            ], [[NAME, FACEBOOK], VERSION], [
            /(kakao(?:talk|story))[\/ ]([\w\.]+)/i,                             // Kakao App
            /(naver)\(.*?(\d+\.[\w\.]+).*\)/i,                                  // Naver InApp
            /safari (line)\/([\w\.]+)/i,                                        // Line App for iOS
            /\b(line)\/([\w\.]+)\/iab/i,                                        // Line App for Android
            /(chromium|instagram)[\/ ]([-\w\.]+)/i                              // Chromium/Instagram
            ], [NAME, VERSION], [
            /\bgsa\/([\w\.]+) .*safari\//i                                      // Google Search Appliance on iOS
            ], [VERSION, [NAME, 'GSA']], [
            /musical_ly(?:.+app_?version\/|_)([\w\.]+)/i                        // TikTok
            ], [VERSION, [NAME, 'TikTok']], [

            /headlesschrome(?:\/([\w\.]+)| )/i                                  // Chrome Headless
            ], [VERSION, [NAME, CHROME+' Headless']], [

            / wv\).+(chrome)\/([\w\.]+)/i                                       // Chrome WebView
            ], [[NAME, CHROME+' WebView'], VERSION], [

            /droid.+ version\/([\w\.]+)\b.+(?:mobile safari|safari)/i           // Android Browser
            ], [VERSION, [NAME, 'Android' + SUFFIX_BROWSER]], [

            /chrome\/([\w\.]+) mobile/i                                         // Chrome Mobile
            ], [VERSION, [NAME, PREFIX_MOBILE + 'Chrome']], [

            /(chrome|omniweb|arora|[tizenoka]{5} ?browser)\/v?([\w\.]+)/i       // Chrome/OmniWeb/Arora/Tizen/Nokia
            ], [NAME, VERSION], [

            /version\/([\w\.\,]+) .*mobile(?:\/\w+ | ?)safari/i                 // Safari Mobile
            ], [VERSION, [NAME, PREFIX_MOBILE + 'Safari']], [
            /iphone .*mobile(?:\/\w+ | ?)safari/i
            ], [[NAME, PREFIX_MOBILE + 'Safari']], [
            /version\/([\w\.\,]+) .*(safari)/i                                  // Safari
            ], [VERSION, NAME], [
            /webkit.+?(mobile ?safari|safari)(\/[\w\.]+)/i                      // Safari < 3.0
            ], [NAME, [VERSION, '1']], [

            /(webkit|khtml)\/([\w\.]+)/i
            ], [NAME, VERSION], [

            // Gecko based
            /(?:mobile|tablet);.*(firefox)\/([\w\.-]+)/i                        // Firefox Mobile
            ], [[NAME, PREFIX_MOBILE + FIREFOX], VERSION], [
            /(navigator|netscape\d?)\/([-\w\.]+)/i                              // Netscape
            ], [[NAME, 'Netscape'], VERSION], [
            /mobile vr; rv:([\w\.]+)\).+firefox/i                               // Firefox Reality
            ], [VERSION, [NAME, FIREFOX+' Reality']], [
            /ekiohf.+(flow)\/([\w\.]+)/i,                                       // Flow
            /(swiftfox)/i,                                                      // Swiftfox
            /(icedragon|iceweasel|camino|chimera|fennec|maemo browser|minimo|conkeror|klar)[\/ ]?([\w\.\+]+)/i,
                                                                                // IceDragon/Iceweasel/Camino/Chimera/Fennec/Maemo/Minimo/Conkeror/Klar
            /(seamonkey|k-meleon|icecat|iceape|firebird|phoenix|palemoon|basilisk|waterfox)\/([-\w\.]+)$/i,
                                                                                // Firefox/SeaMonkey/K-Meleon/IceCat/IceApe/Firebird/Phoenix
            /(firefox)\/([\w\.]+)/i,                                            // Other Firefox-based
            /(mozilla)\/([\w\.]+) .+rv\:.+gecko\/\d+/i,                         // Mozilla

            // Other
            /(polaris|lynx|dillo|icab|doris|amaya|w3m|netsurf|sleipnir|obigo|mosaic|(?:go|ice|up)[\. ]?browser)[-\/ ]?v?([\w\.]+)/i,
                                                                                // Polaris/Lynx/Dillo/iCab/Doris/Amaya/w3m/NetSurf/Sleipnir/Obigo/Mosaic/Go/ICE/UP.Browser
            /(links) \(([\w\.]+)/i,                                             // Links
            /panasonic;(viera)/i                                                // Panasonic Viera
            ], [NAME, VERSION], [
            
            /(cobalt)\/([\w\.]+)/i                                              // Cobalt
            ], [NAME, [VERSION, /[^\d\.]+./, EMPTY]]
        ],

        cpu : [[

            /\b(?:(amd|x|x86[-_]?|wow|win)64)\b/i                               // AMD64 (x64)
            ], [[ARCHITECTURE, 'amd64']], [

            /(ia32(?=;))/i,                                                     // IA32 (quicktime)
            /((?:i[346]|x)86)[;\)]/i                                            // IA32 (x86)
            ], [[ARCHITECTURE, 'ia32']], [

            /\b(aarch64|arm(v?8e?l?|_?64))\b/i                                  // ARM64
            ], [[ARCHITECTURE, 'arm64']], [

            /\b(arm(?:v[67])?ht?n?[fl]p?)\b/i                                   // ARMHF
            ], [[ARCHITECTURE, 'armhf']], [

            // PocketPC mistakenly identified as PowerPC
            /windows (ce|mobile); ppc;/i
            ], [[ARCHITECTURE, 'arm']], [

            /((?:ppc|powerpc)(?:64)?)(?: mac|;|\))/i                            // PowerPC
            ], [[ARCHITECTURE, /ower/, EMPTY, lowerize]], [

            /(sun4\w)[;\)]/i                                                    // SPARC
            ], [[ARCHITECTURE, 'sparc']], [

            /((?:avr32|ia64(?=;))|68k(?=\))|\barm(?=v(?:[1-7]|[5-7]1)l?|;|eabi)|(?=atmel )avr|(?:irix|mips|sparc)(?:64)?\b|pa-risc)/i
                                                                                // IA64, 68K, ARM/64, AVR/32, IRIX/64, MIPS/64, SPARC/64, PA-RISC
            ], [[ARCHITECTURE, lowerize]]
        ],

        device : [[

            //////////////////////////
            // MOBILES & TABLETS
            /////////////////////////

            // Samsung
            /\b(sch-i[89]0\d|shw-m380s|sm-[ptx]\w{2,4}|gt-[pn]\d{2,4}|sgh-t8[56]9|nexus 10)/i
            ], [MODEL, [VENDOR, SAMSUNG], [TYPE, TABLET]], [
            /\b((?:s[cgp]h|gt|sm)-\w+|sc[g-]?[\d]+a?|galaxy nexus)/i,
            /samsung[- ]([-\w]+)/i,
            /sec-(sgh\w+)/i
            ], [MODEL, [VENDOR, SAMSUNG], [TYPE, MOBILE]], [

            // Apple
            /(?:\/|\()(ip(?:hone|od)[\w, ]*)(?:\/|;)/i                          // iPod/iPhone
            ], [MODEL, [VENDOR, APPLE], [TYPE, MOBILE]], [
            /\((ipad);[-\w\),; ]+apple/i,                                       // iPad
            /applecoremedia\/[\w\.]+ \((ipad)/i,
            /\b(ipad)\d\d?,\d\d?[;\]].+ios/i
            ], [MODEL, [VENDOR, APPLE], [TYPE, TABLET]], [
            /(macintosh);/i
            ], [MODEL, [VENDOR, APPLE]], [

            // Sharp
            /\b(sh-?[altvz]?\d\d[a-ekm]?)/i
            ], [MODEL, [VENDOR, SHARP], [TYPE, MOBILE]], [

            // Huawei
            /\b((?:ag[rs][23]?|bah2?|sht?|btv)-a?[lw]\d{2})\b(?!.+d\/s)/i
            ], [MODEL, [VENDOR, HUAWEI], [TYPE, TABLET]], [
            /(?:huawei|honor)([-\w ]+)[;\)]/i,
            /\b(nexus 6p|\w{2,4}e?-[atu]?[ln][\dx][012359c][adn]?)\b(?!.+d\/s)/i
            ], [MODEL, [VENDOR, HUAWEI], [TYPE, MOBILE]], [

            // Xiaomi
            /\b(poco[\w ]+)(?: bui|\))/i,                                       // Xiaomi POCO
            /\b; (\w+) build\/hm\1/i,                                           // Xiaomi Hongmi 'numeric' models
            /\b(hm[-_ ]?note?[_ ]?(?:\d\w)?) bui/i,                             // Xiaomi Hongmi
            /\b(redmi[\-_ ]?(?:note|k)?[\w_ ]+)(?: bui|\))/i,                   // Xiaomi Redmi
            /\b(mi[-_ ]?(?:a\d|one|one[_ ]plus|note lte|max|cc)?[_ ]?(?:\d?\w?)[_ ]?(?:plus|se|lite)?)(?: bui|\))/i // Xiaomi Mi
            ], [[MODEL, /_/g, ' '], [VENDOR, XIAOMI], [TYPE, MOBILE]], [
            /\b(mi[-_ ]?(?:pad)(?:[\w_ ]+))(?: bui|\))/i                        // Mi Pad tablets
            ],[[MODEL, /_/g, ' '], [VENDOR, XIAOMI], [TYPE, TABLET]], [

            // OPPO
            /; (\w+) bui.+ oppo/i,
            /\b(cph[12]\d{3}|p(?:af|c[al]|d\w|e[ar])[mt]\d0|x9007|a101op)\b/i
            ], [MODEL, [VENDOR, 'OPPO'], [TYPE, MOBILE]], [

            // Vivo
            /vivo (\w+)(?: bui|\))/i,
            /\b(v[12]\d{3}\w?[at])(?: bui|;)/i
            ], [MODEL, [VENDOR, 'Vivo'], [TYPE, MOBILE]], [

            // Realme
            /\b(rmx[12]\d{3})(?: bui|;|\))/i
            ], [MODEL, [VENDOR, 'Realme'], [TYPE, MOBILE]], [

            // Motorola
            /\b(milestone|droid(?:[2-4x]| (?:bionic|x2|pro|razr))?:?( 4g)?)\b[\w ]+build\//i,
            /\bmot(?:orola)?[- ](\w*)/i,
            /((?:moto[\w\(\) ]+|xt\d{3,4}|nexus 6)(?= bui|\)))/i
            ], [MODEL, [VENDOR, MOTOROLA], [TYPE, MOBILE]], [
            /\b(mz60\d|xoom[2 ]{0,2}) build\//i
            ], [MODEL, [VENDOR, MOTOROLA], [TYPE, TABLET]], [

            // LG
            /((?=lg)?[vl]k\-?\d{3}) bui| 3\.[-\w; ]{10}lg?-([06cv9]{3,4})/i
            ], [MODEL, [VENDOR, LG], [TYPE, TABLET]], [
            /(lm(?:-?f100[nv]?|-[\w\.]+)(?= bui|\))|nexus [45])/i,
            /\blg[-e;\/ ]+((?!browser|netcast|android tv)\w+)/i,
            /\blg-?([\d\w]+) bui/i
            ], [MODEL, [VENDOR, LG], [TYPE, MOBILE]], [

            // Lenovo
            /(ideatab[-\w ]+)/i,
            /lenovo ?(s[56]000[-\w]+|tab(?:[\w ]+)|yt[-\d\w]{6}|tb[-\d\w]{6})/i
            ], [MODEL, [VENDOR, 'Lenovo'], [TYPE, TABLET]], [

            // Nokia
            /(?:maemo|nokia).*(n900|lumia \d+)/i,
            /nokia[-_ ]?([-\w\.]*)/i
            ], [[MODEL, /_/g, ' '], [VENDOR, 'Nokia'], [TYPE, MOBILE]], [

            // Google
            /(pixel c)\b/i                                                      // Google Pixel C
            ], [MODEL, [VENDOR, GOOGLE], [TYPE, TABLET]], [
            /droid.+; (pixel[\daxl ]{0,6})(?: bui|\))/i                         // Google Pixel
            ], [MODEL, [VENDOR, GOOGLE], [TYPE, MOBILE]], [

            // Sony
            /droid.+ (a?\d[0-2]{2}so|[c-g]\d{4}|so[-gl]\w+|xq-a\w[4-7][12])(?= bui|\).+chrome\/(?![1-6]{0,1}\d\.))/i
            ], [MODEL, [VENDOR, SONY], [TYPE, MOBILE]], [
            /sony tablet [ps]/i,
            /\b(?:sony)?sgp\w+(?: bui|\))/i
            ], [[MODEL, 'Xperia Tablet'], [VENDOR, SONY], [TYPE, TABLET]], [

            // OnePlus
            / (kb2005|in20[12]5|be20[12][59])\b/i,
            /(?:one)?(?:plus)? (a\d0\d\d)(?: b|\))/i
            ], [MODEL, [VENDOR, 'OnePlus'], [TYPE, MOBILE]], [

            // Amazon
            /(alexa)webm/i,
            /(kf[a-z]{2}wi|aeo[c-r]{2})( bui|\))/i,                             // Kindle Fire without Silk / Echo Show
            /(kf[a-z]+)( bui|\)).+silk\//i                                      // Kindle Fire HD
            ], [MODEL, [VENDOR, AMAZON], [TYPE, TABLET]], [
            /((?:sd|kf)[0349hijorstuw]+)( bui|\)).+silk\//i                     // Fire Phone
            ], [[MODEL, /(.+)/g, 'Fire Phone $1'], [VENDOR, AMAZON], [TYPE, MOBILE]], [

            // BlackBerry
            /(playbook);[-\w\),; ]+(rim)/i                                      // BlackBerry PlayBook
            ], [MODEL, VENDOR, [TYPE, TABLET]], [
            /\b((?:bb[a-f]|st[hv])100-\d)/i,
            /\(bb10; (\w+)/i                                                    // BlackBerry 10
            ], [MODEL, [VENDOR, BLACKBERRY], [TYPE, MOBILE]], [

            // Asus
            /(?:\b|asus_)(transfo[prime ]{4,10} \w+|eeepc|slider \w+|nexus 7|padfone|p00[cj])/i
            ], [MODEL, [VENDOR, ASUS], [TYPE, TABLET]], [
            / (z[bes]6[027][012][km][ls]|zenfone \d\w?)\b/i
            ], [MODEL, [VENDOR, ASUS], [TYPE, MOBILE]], [

            // HTC
            /(nexus 9)/i                                                        // HTC Nexus 9
            ], [MODEL, [VENDOR, 'HTC'], [TYPE, TABLET]], [
            /(htc)[-;_ ]{1,2}([\w ]+(?=\)| bui)|\w+)/i,                         // HTC

            // ZTE
            /(zte)[- ]([\w ]+?)(?: bui|\/|\))/i,
            /(alcatel|geeksphone|nexian|panasonic(?!(?:;|\.))|sony(?!-bra))[-_ ]?([-\w]*)/i         // Alcatel/GeeksPhone/Nexian/Panasonic/Sony
            ], [VENDOR, [MODEL, /_/g, ' '], [TYPE, MOBILE]], [

            // Acer
            /droid.+; ([ab][1-7]-?[0178a]\d\d?)/i
            ], [MODEL, [VENDOR, 'Acer'], [TYPE, TABLET]], [

            // Meizu
            /droid.+; (m[1-5] note) bui/i,
            /\bmz-([-\w]{2,})/i
            ], [MODEL, [VENDOR, 'Meizu'], [TYPE, MOBILE]], [

            // MIXED
            /(blackberry|benq|palm(?=\-)|sonyericsson|acer|asus|dell|meizu|motorola|polytron)[-_ ]?([-\w]*)/i,
                                                                                // BlackBerry/BenQ/Palm/Sony-Ericsson/Acer/Asus/Dell/Meizu/Motorola/Polytron
            /(hp) ([\w ]+\w)/i,                                                 // HP iPAQ
            /(asus)-?(\w+)/i,                                                   // Asus
            /(microsoft); (lumia[\w ]+)/i,                                      // Microsoft Lumia
            /(lenovo)[-_ ]?([-\w]+)/i,                                          // Lenovo
            /(jolla)/i,                                                         // Jolla
            /(oppo) ?([\w ]+) bui/i                                             // OPPO
            ], [VENDOR, MODEL, [TYPE, MOBILE]], [

            /(kobo)\s(ereader|touch)/i,                                         // Kobo
            /(archos) (gamepad2?)/i,                                            // Archos
            /(hp).+(touchpad(?!.+tablet)|tablet)/i,                             // HP TouchPad
            /(kindle)\/([\w\.]+)/i                                              // Kindle
            ], [VENDOR, MODEL, [TYPE, TABLET]], [

            /(surface duo)/i                                                    // Surface Duo
            ], [MODEL, [VENDOR, MICROSOFT], [TYPE, TABLET]], [
            /droid [\d\.]+; (fp\du?)(?: b|\))/i                                 // Fairphone
            ], [MODEL, [VENDOR, 'Fairphone'], [TYPE, MOBILE]], [
            /(shield[\w ]+) b/i                                                 // Nvidia Shield Tablets
            ], [MODEL, [VENDOR, 'Nvidia'], [TYPE, TABLET]], [
            /(sprint) (\w+)/i                                                   // Sprint Phones
            ], [VENDOR, MODEL, [TYPE, MOBILE]], [
            /(kin\.[onetw]{3})/i                                                // Microsoft Kin
            ], [[MODEL, /\./g, ' '], [VENDOR, MICROSOFT], [TYPE, MOBILE]], [
            /droid.+; ([c6]+|et5[16]|mc[239][23]x?|vc8[03]x?)\)/i               // Zebra
            ], [MODEL, [VENDOR, ZEBRA], [TYPE, TABLET]], [
            /droid.+; (ec30|ps20|tc[2-8]\d[kx])\)/i
            ], [MODEL, [VENDOR, ZEBRA], [TYPE, MOBILE]], [

            ///////////////////
            // SMARTTVS
            ///////////////////

            /smart-tv.+(samsung)/i                                              // Samsung
            ], [VENDOR, [TYPE, SMARTTV]], [
            /hbbtv.+maple;(\d+)/i
            ], [[MODEL, /^/, 'SmartTV'], [VENDOR, SAMSUNG], [TYPE, SMARTTV]], [
            /(nux; netcast.+smarttv|lg (netcast\.tv-201\d|android tv))/i        // LG SmartTV
            ], [[VENDOR, LG], [TYPE, SMARTTV]], [
            /(apple) ?tv/i                                                      // Apple TV
            ], [VENDOR, [MODEL, APPLE+' TV'], [TYPE, SMARTTV]], [
            /crkey/i                                                            // Google Chromecast
            ], [[MODEL, CHROME+'cast'], [VENDOR, GOOGLE], [TYPE, SMARTTV]], [
            /droid.+aft(\w)( bui|\))/i                                          // Fire TV
            ], [MODEL, [VENDOR, AMAZON], [TYPE, SMARTTV]], [
            /\(dtv[\);].+(aquos)/i,
            /(aquos-tv[\w ]+)\)/i                                               // Sharp
            ], [MODEL, [VENDOR, SHARP], [TYPE, SMARTTV]],[
            /(bravia[\w ]+)( bui|\))/i                                          // Sony
            ], [MODEL, [VENDOR, SONY], [TYPE, SMARTTV]], [
            /(mitv-\w{5}) bui/i                                                 // Xiaomi
            ], [MODEL, [VENDOR, XIAOMI], [TYPE, SMARTTV]], [
            /Hbbtv.*(technisat) (.*);/i                                         // TechniSAT
            ], [VENDOR, MODEL, [TYPE, SMARTTV]], [
            /\b(roku)[\dx]*[\)\/]((?:dvp-)?[\d\.]*)/i,                          // Roku
            /hbbtv\/\d+\.\d+\.\d+ +\([\w\+ ]*; *([\w\d][^;]*);([^;]*)/i         // HbbTV devices
            ], [[VENDOR, trim], [MODEL, trim], [TYPE, SMARTTV]], [
            /\b(android tv|smart[- ]?tv|opera tv|tv; rv:)\b/i                   // SmartTV from Unidentified Vendors
            ], [[TYPE, SMARTTV]], [

            ///////////////////
            // CONSOLES
            ///////////////////

            /(ouya)/i,                                                          // Ouya
            /(nintendo) (\w+)/i                                                 // Nintendo
            ], [VENDOR, MODEL, [TYPE, CONSOLE]], [
            /droid.+; (shield) bui/i                                            // Nvidia
            ], [MODEL, [VENDOR, 'Nvidia'], [TYPE, CONSOLE]], [
            /(playstation \w+)/i                                                // Playstation
            ], [MODEL, [VENDOR, SONY], [TYPE, CONSOLE]], [
            /\b(xbox(?: one)?(?!; xbox))[\); ]/i                                // Microsoft Xbox
            ], [MODEL, [VENDOR, MICROSOFT], [TYPE, CONSOLE]], [

            ///////////////////
            // WEARABLES
            ///////////////////

            /((pebble))app/i                                                    // Pebble
            ], [VENDOR, MODEL, [TYPE, WEARABLE]], [
            /(watch)(?: ?os[,\/]|\d,\d\/)[\d\.]+/i                              // Apple Watch
            ], [MODEL, [VENDOR, APPLE], [TYPE, WEARABLE]], [
            /droid.+; (glass) \d/i                                              // Google Glass
            ], [MODEL, [VENDOR, GOOGLE], [TYPE, WEARABLE]], [
            /droid.+; (wt63?0{2,3})\)/i
            ], [MODEL, [VENDOR, ZEBRA], [TYPE, WEARABLE]], [
            /(quest( 2| pro)?)/i                                                // Oculus Quest
            ], [MODEL, [VENDOR, FACEBOOK], [TYPE, WEARABLE]], [

            ///////////////////
            // EMBEDDED
            ///////////////////

            /(tesla)(?: qtcarbrowser|\/[-\w\.]+)/i                              // Tesla
            ], [VENDOR, [TYPE, EMBEDDED]], [
            /(aeobc)\b/i                                                        // Echo Dot
            ], [MODEL, [VENDOR, AMAZON], [TYPE, EMBEDDED]], [

            ////////////////////
            // MIXED (GENERIC)
            ///////////////////

            /droid .+?; ([^;]+?)(?: bui|\) applew).+? mobile safari/i           // Android Phones from Unidentified Vendors
            ], [MODEL, [TYPE, MOBILE]], [
            /droid .+?; ([^;]+?)(?: bui|\) applew).+?(?! mobile) safari/i       // Android Tablets from Unidentified Vendors
            ], [MODEL, [TYPE, TABLET]], [
            /\b((tablet|tab)[;\/]|focus\/\d(?!.+mobile))/i                      // Unidentifiable Tablet
            ], [[TYPE, TABLET]], [
            /(phone|mobile(?:[;\/]| [ \w\/\.]*safari)|pda(?=.+windows ce))/i    // Unidentifiable Mobile
            ], [[TYPE, MOBILE]], [
            /(android[-\w\. ]{0,9});.+buil/i                                    // Generic Android Device
            ], [MODEL, [VENDOR, 'Generic']]
        ],

        engine : [[

            /windows.+ edge\/([\w\.]+)/i                                       // EdgeHTML
            ], [VERSION, [NAME, EDGE+'HTML']], [

            /webkit\/537\.36.+chrome\/(?!27)([\w\.]+)/i                         // Blink
            ], [VERSION, [NAME, 'Blink']], [

            /(presto)\/([\w\.]+)/i,                                             // Presto
            /(webkit|trident|netfront|netsurf|amaya|lynx|w3m|goanna)\/([\w\.]+)/i, // WebKit/Trident/NetFront/NetSurf/Amaya/Lynx/w3m/Goanna
            /ekioh(flow)\/([\w\.]+)/i,                                          // Flow
            /(khtml|tasman|links)[\/ ]\(?([\w\.]+)/i,                           // KHTML/Tasman/Links
            /(icab)[\/ ]([23]\.[\d\.]+)/i,                                      // iCab
            /\b(libweb)/i
            ], [NAME, VERSION], [

            /rv\:([\w\.]{1,9})\b.+(gecko)/i                                     // Gecko
            ], [VERSION, NAME]
        ],

        os : [[

            // Windows
            /microsoft (windows) (vista|xp)/i                                   // Windows (iTunes)
            ], [NAME, VERSION], [
            /(windows) nt 6\.2; (arm)/i,                                        // Windows RT
            /(windows (?:phone(?: os)?|mobile))[\/ ]?([\d\.\w ]*)/i,            // Windows Phone
            /(windows)[\/ ]?([ntce\d\. ]+\w)(?!.+xbox)/i
            ], [NAME, [VERSION, strMapper, windowsVersionMap]], [
            /(win(?=3|9|n)|win 9x )([nt\d\.]+)/i
            ], [[NAME, WINDOWS], [VERSION, strMapper, windowsVersionMap]], [

            // iOS/macOS
            /ip[honead]{2,4}\b(?:.*os ([\w]+) like mac|; opera)/i,              // iOS
            /ios;fbsv\/([\d\.]+)/i,
            /cfnetwork\/.+darwin/i
            ], [[VERSION, /_/g, '.'], [NAME, 'iOS']], [
            /(mac os x) ?([\w\. ]*)/i,
            /(macintosh|mac_powerpc\b)(?!.+haiku)/i                             // Mac OS
            ], [[NAME, 'macOS'], [VERSION, /_/g, '.']], [

            // Mobile OSes
            /droid ([\w\.]+)\b.+(android[- ]x86|harmonyos)/i                    // Android-x86/HarmonyOS
            ], [VERSION, NAME], [                                               // Android/WebOS/QNX/Bada/RIM/Maemo/MeeGo/Sailfish OS
            /(android|webos|qnx|bada|rim tablet os|maemo|meego|sailfish)[-\/ ]?([\w\.]*)/i,
            /(blackberry)\w*\/([\w\.]*)/i,                                      // Blackberry
            /(tizen|kaios)[\/ ]([\w\.]+)/i,                                     // Tizen/KaiOS
            /\((series40);/i                                                    // Series 40
            ], [NAME, VERSION], [
            /\(bb(10);/i                                                        // BlackBerry 10
            ], [VERSION, [NAME, BLACKBERRY]], [
            /(?:symbian ?os|symbos|s60(?=;)|series60)[-\/ ]?([\w\.]*)/i         // Symbian
            ], [VERSION, [NAME, 'Symbian']], [
            /mozilla\/[\d\.]+ \((?:mobile|tablet|tv|mobile; [\w ]+); rv:.+ gecko\/([\w\.]+)/i // Firefox OS
            ], [VERSION, [NAME, FIREFOX+' OS']], [
            /web0s;.+rt(tv)/i,
            /\b(?:hp)?wos(?:browser)?\/([\w\.]+)/i                              // WebOS
            ], [VERSION, [NAME, 'webOS']], [
            /watch(?: ?os[,\/]|\d,\d\/)([\d\.]+)/i                              // watchOS
            ], [VERSION, [NAME, 'watchOS']], [

            // Google Chromecast
            /crkey\/([\d\.]+)/i                                                 // Google Chromecast
            ], [VERSION, [NAME, CHROME+'cast']], [
            /(cros) [\w]+(?:\)| ([\w\.]+)\b)/i                                  // Chromium OS
            ], [[NAME, "Chrome OS"], VERSION],[

            // Smart TVs
            /panasonic;(viera)/i,                                               // Panasonic Viera
            /(netrange)mmh/i,                                                   // Netrange
            /(nettv)\/(\d+\.[\w\.]+)/i,                                         // NetTV

            // Console
            /(nintendo|playstation) (\w+)/i,                                    // Nintendo/Playstation
            /(xbox); +xbox ([^\);]+)/i,                                         // Microsoft Xbox (360, One, X, S, Series X, Series S)

            // Other
            /\b(joli|palm)\b ?(?:os)?\/?([\w\.]*)/i,                            // Joli/Palm
            /(mint)[\/\(\) ]?(\w*)/i,                                           // Mint
            /(mageia|vectorlinux)[; ]/i,                                        // Mageia/VectorLinux
            /([kxln]?ubuntu|debian|suse|opensuse|gentoo|arch(?= linux)|slackware|fedora|mandriva|centos|pclinuxos|red ?hat|zenwalk|linpus|raspbian|plan 9|minix|risc os|contiki|deepin|manjaro|elementary os|sabayon|linspire)(?: gnu\/linux)?(?: enterprise)?(?:[- ]linux)?(?:-gnu)?[-\/ ]?(?!chrom|package)([-\w\.]*)/i,
                                                                                // Ubuntu/Debian/SUSE/Gentoo/Arch/Slackware/Fedora/Mandriva/CentOS/PCLinuxOS/RedHat/Zenwalk/Linpus/Raspbian/Plan9/Minix/RISCOS/Contiki/Deepin/Manjaro/elementary/Sabayon/Linspire
            /(hurd|linux) ?([\w\.]*)/i,                                         // Hurd/Linux
            /(gnu) ?([\w\.]*)/i,                                                // GNU
            /\b([-frentopcghs]{0,5}bsd|dragonfly)[\/ ]?(?!amd|[ix346]{1,2}86)([\w\.]*)/i, // FreeBSD/NetBSD/OpenBSD/PC-BSD/GhostBSD/DragonFly
            /(haiku) (\w+)/i                                                    // Haiku
            ], [NAME, VERSION], [
            /(sunos) ?([\w\.\d]*)/i                                             // Solaris
            ], [[NAME, 'Solaris'], VERSION], [
            /((?:open)?solaris)[-\/ ]?([\w\.]*)/i,                              // Solaris
            /(aix) ((\d)(?=\.|\)| )[\w\.])*/i,                                  // AIX
            /\b(beos|os\/2|amigaos|morphos|openvms|fuchsia|hp-ux|serenityos)/i, // BeOS/OS2/AmigaOS/MorphOS/OpenVMS/Fuchsia/HP-UX/SerenityOS
            /(unix) ?([\w\.]*)/i                                                // UNIX
            ], [NAME, VERSION]
        ]
    };

    /////////////////
    // Factories
    ////////////////

    var defaultProps = (function () {
            var props = { init : {}, isIgnore : {}, isIgnoreRgx : {}, toString : {}};
            setProps.call(props.init, [
                [UA_BROWSER, [NAME, VERSION, MAJOR]],
                [UA_CPU, [ARCHITECTURE]],
                [UA_DEVICE, [TYPE, MODEL, VENDOR]],
                [UA_ENGINE, [NAME, VERSION]],
                [UA_OS, [NAME, VERSION]]
            ]);
            setProps.call(props.isIgnore, [
                [UA_BROWSER, [VERSION, MAJOR]],
                [UA_ENGINE, [VERSION]],
                [UA_OS, [VERSION]]
            ]);
            setProps.call(props.isIgnoreRgx, [
                [UA_BROWSER, / ?browser$/i],
                [UA_OS, / ?os$/i]
            ]);
            setProps.call(props.toString, [
                [UA_BROWSER, [NAME, VERSION]],
                [UA_CPU, [ARCHITECTURE]],
                [UA_DEVICE, [VENDOR, MODEL]],
                [UA_ENGINE, [NAME, VERSION]],
                [UA_OS, [NAME, VERSION]]
            ]);
            return props;
    })();

    var createIData = function (item, itemType) {

        var init_props = defaultProps.init[itemType],
            is_ignoreProps = defaultProps.isIgnore[itemType] || 0,
            is_ignoreRgx = defaultProps.isIgnoreRgx[itemType] || 0,
            toString_props = defaultProps.toString[itemType] || 0;

        function IData () {
            setProps.call(this, init_props);
        }

        IData.prototype.getItem = function () {
            return item;
        };

        IData.prototype.withClientHints = function () {

            // nodejs / non-client-hints browsers
            if (!NAVIGATOR_UADATA) {
                return item
                        .parseCH()
                        .get();
            }

            // browsers based on chromium 85+
            return NAVIGATOR_UADATA
                    .getHighEntropyValues(CH_ALL_VALUES)
                    .then(function (res) {
                        return item
                                .setCH(new UACHData(res, false))
                                .parseCH()
                                .get();
            });
        };

        IData.prototype.withFeatureCheck = function () {
            return item.detectFeature().get();
        };

        if (itemType != UA_RESULT) {
            IData.prototype.is = function (strToCheck) {
                var is = false;
                for (var i in this) {
                    if (this.hasOwnProperty(i) && !has(is_ignoreProps, i) && lowerize(is_ignoreRgx ? strip(is_ignoreRgx, this[i]) : this[i]) == lowerize(is_ignoreRgx ? strip(is_ignoreRgx, strToCheck) : strToCheck)) {
                        is = true;
                        if (strToCheck != UNDEF_TYPE) break;
                    } else if (strToCheck == UNDEF_TYPE && is) {
                        is = !is;
                        break;
                    }
                }
                return is;
            };
            IData.prototype.toString = function () {
                var str = EMPTY;
                for (var i in toString_props) {
                    if (typeof(this[toString_props[i]]) !== UNDEF_TYPE) {
                        str += (str ? ' ' : EMPTY) + this[toString_props[i]];
                    }
                }
                return str || UNDEF_TYPE;
            };
        }

        if (!NAVIGATOR_UADATA) {
            IData.prototype.then = function (cb) { 
                var that = this;
                var IDataResolve = function () {
                    for (var prop in that) {
                        if (that.hasOwnProperty(prop)) {
                            this[prop] = that[prop];
                        }
                    }
                };
                IDataResolve.prototype = {
                    is : IData.prototype.is,
                    toString : IData.prototype.toString
                };
                var resolveData = new IDataResolve();
                cb(resolveData);
                return resolveData;
            };
        }

        return new IData();
    };

    /////////////////
    // Constructor
    ////////////////

    function UACHData (uach, isHTTP_UACH) {
        uach = uach || {};
        setProps.call(this, CH_ALL_VALUES);
        if (isHTTP_UACH) {
            setProps.call(this, [
                [BRANDS, itemListToArray(uach[CH_HEADER])],
                [FULLVERLIST, itemListToArray(uach[CH_HEADER_FULL_VER_LIST])],
                [BRANDS, itemListToArray(uach[CH_HEADER])],
                [MOBILE, /\?1/.test(uach[CH_HEADER_MOBILE])],
                [MODEL, stripQuotes(uach[CH_HEADER_MODEL])],
                [PLATFORM, stripQuotes(uach[CH_HEADER_PLATFORM])],
                [PLATFORMVER, stripQuotes(uach[CH_HEADER_PLATFORM_VER])],
                [ARCHITECTURE, stripQuotes(uach[CH_HEADER_ARCH])],
                [BITNESS, stripQuotes(uach[CH_HEADER_BITNESS])]
            ]);
        } else {
            for (var prop in uach) {
                if(this.hasOwnProperty(prop) && typeof uach[prop] !== UNDEF_TYPE) this[prop] = uach[prop];
            }
        }
    }

    function UAItem (itemType, ua, rgxMap, uaCH) {

        this.get = function (prop) {
            if (!prop) return this.data;
            return this.data.hasOwnProperty(prop) ? this.data[prop] : undefined;
        };

        this.set = function (prop, val) {
            this.data[prop] = val;
            return this;
        };

        this.setCH = function (ch) {
            this.uaCH = ch;
            return this;
        };

        this.detectFeature = function () {
            if (NAVIGATOR && NAVIGATOR.userAgent == this.ua) {
                switch (this.itemType) {
                    case UA_BROWSER:
                        // Brave-specific detection
                        if (NAVIGATOR.brave && typeof NAVIGATOR.brave.isBrave == FUNC_TYPE) {
                            this.set(NAME, 'Brave');
                        }
                        break;
                    case UA_DEVICE:
                        // Chrome-specific detection: check for 'mobile' value of navigator.userAgentData
                        if (!this.get(TYPE) && NAVIGATOR_UADATA && NAVIGATOR_UADATA[MOBILE]) {
                            this.set(TYPE, MOBILE);
                        }
                        // iPadOS-specific detection: identified as Mac, but has some iOS-only properties
                        if (this.get(MODEL) == 'Macintosh' && NAVIGATOR && typeof NAVIGATOR.standalone !== UNDEF_TYPE && NAVIGATOR.maxTouchPoints && NAVIGATOR.maxTouchPoints > 2) {
                            this.set(MODEL, 'iPad')
                                .set(TYPE, TABLET);
                        }
                        break;
                    case UA_OS:
                        // Chrome-specific detection: check for 'platform' value of navigator.userAgentData
                        if (!this.get(NAME) && NAVIGATOR_UADATA && NAVIGATOR_UADATA[PLATFORM]) {
                            this.set(NAME, NAVIGATOR_UADATA[PLATFORM]);
                        }
                        break;
                    case UA_RESULT:
                        var data = this.data;
                        var detect = function (itemType) {
                            return data[itemType]
                                    .getItem()
                                    .detectFeature()
                                    .get();
                        };
                        this.set(UA_BROWSER, detect(UA_BROWSER))
                            .set(UA_CPU, detect(UA_CPU))
                            .set(UA_DEVICE, detect(UA_DEVICE))
                            .set(UA_ENGINE, detect(UA_ENGINE))
                            .set(UA_OS, detect(UA_OS));
                }
            }
            return this;
        };

        this.parseUA = function () {
            if (this.itemType != UA_RESULT) {
                rgxMapper.call(this.data, this.ua, this.rgxMap);
            }
            if (this.itemType == UA_BROWSER) {
                this.set(MAJOR, majorize(this.get(VERSION)));
            }
            return this;
        };

        this.parseCH = function () {
            var ua = this.ua,
                uaCH = this.uaCH,
                rgxMap = this.rgxMap;
    
            switch (this.itemType) {
                case UA_BROWSER:
                    var brands = uaCH[FULLVERLIST] || uaCH[BRANDS];
                    if (brands) {
                        for (var i in brands) {
                            var brandName = brands[i].brand,
                                brandVersion = brands[i].version;
                            if (!/not.a.brand/i.test(brandName) && (i < 1 || /chromi/i.test(this.get(NAME)))) {
                                this.set(NAME, strip(GOOGLE+' ', brandName))
                                    .set(VERSION, brandVersion)
                                    .set(MAJOR, majorize(brandVersion));
                            }
                        }
                    }
                    break;
                case UA_CPU:
                    var archName = uaCH[ARCHITECTURE];
                    if (archName) {
                        if (archName && uaCH[BITNESS] == '64') archName += '64';
                        rgxMapper.call(this.data, archName + ';', rgxMap);
                    }
                    break;
                case UA_DEVICE:
                    if (uaCH[MOBILE]) {
                        this.set(TYPE, MOBILE);
                    }
                    if (uaCH[MODEL]) {
                        this.set(MODEL, uaCH[MODEL]);
                    }
                    break;
                case UA_OS:
                    var osName = uaCH[PLATFORM];
                    if(osName) {
                        var osVersion = uaCH[PLATFORMVER];
                        if (osName == WINDOWS) osVersion = (parseInt(majorize(osVersion), 10) >= 13 ? '11' : '10');
                        this.set(NAME, osName)
                            .set(VERSION, osVersion);
                    }
                    break;
                case UA_RESULT:
                    var data = this.data;
                    var parse = function (itemType) {
                        return data[itemType]
                                .getItem()
                                .setCH(uaCH)
                                .parseCH()
                                .get();
                    };
                    this.set(UA_BROWSER, parse(UA_BROWSER))
                        .set(UA_CPU, parse(UA_CPU))
                        .set(UA_DEVICE, parse(UA_DEVICE))
                        .set(UA_ENGINE, parse(UA_ENGINE))
                        .set(UA_OS, parse(UA_OS));
            }
            return this;
        };

        setProps.call(this, [
            ['itemType', itemType],
            ['ua', ua],
            ['uaCH', uaCH],
            ['rgxMap', rgxMap],
            ['data', createIData(this, itemType)]
        ]);

        return this;
    }

    function UAParser (ua, extensions, headers) {

        if (typeof ua === OBJ_TYPE) {
            if (isExtensions(ua)) {
                if (typeof extensions === OBJ_TYPE) {
                    headers = extensions;               // case UAParser(extensions, headers)           
                }
                extensions = ua;                        // case UAParser(extensions)
            } else {
                headers = ua;                           // case UAParser(headers)
                extensions = undefined;
            }
            ua = undefined;
        } else if (typeof ua === STR_TYPE && !isExtensions(extensions)) {
            headers = extensions;                       // case UAParser(ua, headers)
            extensions = undefined;
        }
        
        if (!(this instanceof UAParser)) {
            return new UAParser(ua, extensions, headers).getResult();
        }

        var userAgent = ua || 
                        ((NAVIGATOR && NAVIGATOR.userAgent) ? 
                            NAVIGATOR.userAgent : 
                            (headers && headers[USER_AGENT] ? 
                                headers[USER_AGENT] : 
                                EMPTY)),
            
            HTTP_UACH = new UACHData(headers, true),

            regexMap = extensions ? 
                        extend(defaultRegexes, extensions) : 
                        defaultRegexes,

            createItemFunc = function (itemType) {
                if (itemType == UA_RESULT) {
                    return function () {
                        return new UAItem(itemType, userAgent, regexMap, HTTP_UACH)
                                    .set('ua', userAgent)
                                    .set(UA_BROWSER, this.getBrowser())
                                    .set(UA_CPU, this.getCPU())
                                    .set(UA_DEVICE, this.getDevice())
                                    .set(UA_ENGINE, this.getEngine())
                                    .set(UA_OS, this.getOS())
                                    .get();
                    };
                } else {
                    return function () {
                        return new UAItem(itemType, userAgent, regexMap[itemType], HTTP_UACH)
                                    .parseUA()
                                    .get();
                    };
                }
            };

        // public methods
        setProps.call(this, [
            ['getBrowser', createItemFunc(UA_BROWSER)],
            ['getCPU', createItemFunc(UA_CPU)],
            ['getDevice', createItemFunc(UA_DEVICE)],
            ['getEngine', createItemFunc(UA_ENGINE)],
            ['getOS', createItemFunc(UA_OS)],
            ['getResult', createItemFunc(UA_RESULT)],
            ['getUA', function () { return userAgent; }],
            ['setUA', function (ua) {
                userAgent = (typeof ua === STR_TYPE && ua.length > UA_MAX_LENGTH) ? trim(ua, UA_MAX_LENGTH) : ua;
                return this;
            }]
        ])
        .setUA(userAgent);

        return this;
    }

    UAParser.VERSION = LIBVERSION;
    UAParser.BROWSER =  enumerize([NAME, VERSION, MAJOR]);
    UAParser.CPU = enumerize([ARCHITECTURE]);
    UAParser.DEVICE = enumerize([MODEL, VENDOR, TYPE, CONSOLE, MOBILE, SMARTTV, TABLET, WEARABLE, EMBEDDED]);
    UAParser.ENGINE = UAParser.OS = enumerize([NAME, VERSION]);

    ///////////
    // Export
    //////////

    // check js environment
    if (typeof(exports) !== UNDEF_TYPE) {
        // nodejs env
        if (typeof module !== UNDEF_TYPE && module.exports) {
            exports = module.exports = UAParser;
        }
        exports.UAParser = UAParser;
    } else {
        // requirejs env (optional)
        if (typeof(define) === FUNC_TYPE && define.amd) {
            define(function () {
                return UAParser;
            });
        } else if (typeof window !== UNDEF_TYPE) {
            // browser env
            window.UAParser = UAParser;
        }
    }

    // jQuery/Zepto specific (optional)
    // Note:
    //   In AMD env the global scope should be kept clean, but jQuery is an exception.
    //   jQuery always exports to global scope, unless jQuery.noConflict(true) is used,
    //   and we should catch that.
    var $ = typeof window !== UNDEF_TYPE && (window.jQuery || window.Zepto);
    if ($ && !$.ua) {
        var parser = new UAParser();
        $.ua = parser.getResult();
        $.ua.get = function () {
            return parser.getUA();
        };
        $.ua.set = function (ua) {
            parser.setUA(ua);
            var result = parser.getResult();
            for (var prop in result) {
                $.ua[prop] = result[prop];
            }
        };
    }

})(typeof window === 'object' ? window : this);
