var website_analytics = {
	time: [0,0],
	c : [],
    init(){
        this.c.push('ul=' + encodeURIComponent(window.location.href));
        this.c.push('ru=' + encodeURIComponent(document.referrer));
        this.c.push('rr=' + this.referrer());
        this.c.push('rd=' + this.domain());
        this.c.push('br=' + this.browser());
        this.c.push('im=' + this.is_mobile());
        this.c.push('ct=' + this.client());
        this.c.push('lk=' + this.link());
        this.c.push('_=' + Math.random());
        (new Image).src = '/gateway/open/analytics/a?' + this.c.join('&');
    },
	browser() {
		const userAgent = navigator.userAgent.toLowerCase();
		if (userAgent.includes('msie') || userAgent.includes('trident')) return 'IE';
		if (userAgent.includes('firefox')) return 'firefox';
		if (userAgent.includes('ubrowser')) return 'UC';
		if (userAgent.includes('opera')) return 'opera';
		if (userAgent.includes('bidubrowser')) return 'baidu';
		if (userAgent.includes('metasr')) return 'sogou';
		if (userAgent.includes('tencenttraveler') || userAgent.includes('qqbrowser')) return 'QQ';
		if (userAgent.includes('micromessenger')) return 'WeChat';
		if (userAgent.includes('maxthon')) return 'maxthon';
		if (userAgent.includes('chrome')) {
			// Check for 360 browser
			if (navigator.mimeTypes['application/360softmgrplugin']) {
				return '360';
			}
			return 'chrome';
		}
		if (userAgent.includes('safari')) return 'Safari';

		return 'unknown';
	},
	is_mobile() {
		var ua = navigator.userAgent.toLocaleLowerCase();
		var isPhone = /mobile/i.test(ua) == true ? 1 : 0;
		return isPhone
	},
	client() {
		var ua = navigator.userAgent.toLocaleLowerCase();
		var isPhone = /mobile/i.test(ua);
		var type = '';
		if (isPhone) {
			if (ua.indexOf('android') > -1 || ua.indexOf('linux') > -1) {
				type = "Android"
			} else if (ua.indexOf('iPhone') > -1) {
				type = "iPhone"
			} else if (ua.indexOf('ipad') > -1) {
				type = "iPad"
			} else {
				type = "other"
			}
		} else {
			type = 'PC'
		}
		return type
	},
	referrer() {
		var host = window.location.host;
		var ref = this.domain();
		var res = '';
		if (ref) {
			if (ref == 'www.baidu.com') {
				res = 'baidu'
			} else if (ref == 'm.sm.cn') {
				res = 'shenma'
			} else if (ref == 'www.so.com') {
				res = '360'
			} else if (ref == 'www.sogou.com') {
				res = 'sogou'
			} else if (ref == 'www.google.com') {
				res = 'Google'
			} else if (ref == 'quark.sm.cn') {
				res = 'quark'
			} else if (ref == 'www.toutiao.com') {
				res = 'toutiao'
			} else if (ref == host || ref == 'www.' + host || 'www.' + ref == host) {
				res = 'direct'
			} else {
				res = 'indirect'
			}
		} else {
			res = 'direct'
		}
		return res
	},
	domain() {
		var referrer = document.referrer;
		var ref = (referrer || '').match(/https?:\/\/([^\/]+)\//i);
		var domain = ref ? ref[1] : '';
		if (domain.search(/^(baidu\.com|so\.com|sogou\.com|google\.com|toutiao\.com)$/) == 0) {
			domain = 'www.' + domain
		}
		return domain
	},
	link(str) {
		var link = str || window.location.href;
		var res = link.match(/^(https?:\/\/[^\/]+)?([^\?]*)([\S\s]*)$/i)[2];
		res = res.replace(/(\.[^\.]+)$/, '').replace(/\/+/, '/').replace(/\/+$/, '');
		if (!res) {
			res = '/'
		}
		return res
	}
};
website_analytics.init();


// 璁＄畻鍋滅暀鏃堕棿
website_analytics.time[0] = Date.now();
window.addEventListener('beforeunload', (event) => {
	// 鍦ㄨ繖閲屾墽琛屼綘闇€瑕佺殑浠讳綍娓呯悊鎿嶄綔锛屾瘮濡傚彂閫佺粺璁℃暟鎹瓑
	// 渚嬪锛屽彂閫佷竴涓狿OST璇锋眰鍒版湇鍔″櫒璁板綍鐢ㄦ埛鐨勭寮€鏃堕棿
	website_analytics.time[1] = Date.now();
	let param = [];
	param.push('ul=' + encodeURIComponent(window.location.href));
	param.push('lk=' + website_analytics.link(window.location.href));
	param.push('stay=' + Math.ceil((website_analytics.time[1] - website_analytics.time[0])/1000));
	param.push('_=' + Math.random());
	navigator.sendBeacon('/gateway/open/analytics/stay?' + param.join('&'));
});