$(function(){
    var popIE = function(){
        if(window.innerWidth>=680){
            function IETester(userAgent) {
                var UA = userAgent || navigator.userAgent;
                if (/msie/i.test(UA)) {return UA.match(/msie (\d+\.\d+)/i)[1];} else if (~UA.toLowerCase().indexOf('trident') && ~UA.indexOf('rv')) {return UA.match(/rv:(\d+\.\d+)/)[1];}
                return false;
            }
            if (IETester() == 9.0 || IETester() == 8.0 || IETester() == 7.0 || IETester() == 6.0 || IETester() == 5.0) {
                var hintIE = '<div class="popIE"><div class="popIE-contain"><div class="popIE-hint"><div class="popIE-close"></div><div class="popIE-hint">您的ie版本过低，将可能影响正常浏览网页！</div><div class="popIE-link"><span>解决方案：</span><a href="https://www.microsoft.com/zh-cn/edge" target="_blank">升级浏览器</a><a href="https://www.google.cn/intl/zh-CN/chrome/" target="_blank">谷歌浏览器</a><a href="https://browser.360.cn/ee/" target="_blank">360浏览器</a><a href="https://www.firefox.com.cn/" target="_blank">火狐浏览器</a></div></div></div>';
                $("body").prepend(hintIE);$(".popIE").show();
                $(".popIE-close").click(function(){$(".popIE").hide();});
            }
            IETester('Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko');
        }
    }

    var mbPenetrate = function(el){
        var elNum = document.getElementsByClassName(el).length;
        if(window.innerWidth >= 1000 || elNum == 0){return false;}
        for(var i = 0; i<elNum ;i++){
            var elScroll = document.getElementsByClassName(el)[i], targetY = null;
            elScroll.addEventListener("touchstart",function(e){targetY = Math.floor(e.targetTouches[0].clientY)});
            elScroll.addEventListener("touchmove",function(e){
                var newTargetY = Math.floor(e.targetTouches[0].clientY),scrollTop =elScroll.scrollTop,realHeight = elScroll.scrollHeight,viewHeight = elScroll.clientHeight;
                if(scrollTop <= 0 && newTargetY - targetY > 0 && e.cancelable){e.preventDefault();}else if(scrollTop >= realHeight - viewHeight && newTargetY - targetY <0 && e.cancelable){e.preventDefault();}
            },false);
        }
    }

    var equipmentFn = function(){
        if (window.innerWidth >= 1000) {$("body").addClass("PC");}else{$("body").removeClass("PC");}
        if (window.innerWidth < 1000 && window.innerWidth >= 640) {$("body").addClass("PAD");}else{$("body").removeClass("PAD");}
        if (window.innerWidth < 640) {$("body").addClass("MB");}else{$("body").removeClass("MB");}
    }

    //header-color
    var headerColor = function (){
        if ($(window).scrollTop() >= 80) {
            $("header").addClass("color");
        }else if($(window).scrollTop()>=80){
            $(document).ready(function(){
                var p=0,t=0;
                $(window).scroll(function(e){
                    p = $(this).scrollTop();
                    if(t<=p){
                        $('header').addClass('active');
                    }else{
                        $('header').removeClass('active');
                    }
                    setTimeout(function(){t = p;},0);
                });
            });
        } else {
            $("header").removeClass("color");
        }
    }

    //搜索
    var search = function (){
        $('.search-btn').click(function (){
            if($('.search-box').is(':hidden')){
                $('.header-search .search-box').slideDown();
                $(this).addClass('open');
            }else{
                $('.header-search .search-box').slideUp();
                $(this).removeClass('open');
            }
            if(!$('.menu-item').is(':hidden') && window.innerWidth <= 1000){
                $('.menu-item').slideUp();
                $('.bread-icon').removeClass('active');
                $('.header-bg').hide()
            }
        })
    }

    //移动端菜单
    var mbMenu = function (){
        $('.bread-icon').on('click',function (){
            $(this).addClass('active');
            if($('.menu-item').is(':hidden')){
                $('.menu-item').slideDown();
                $('body').addClass('of-hidden')
                $('.header-bg').show()
            }else{
                $('.menu-item').slideUp();
                $(this).removeClass('active');
                $('body').removeClass('of-hidden')
                $('.header-bg').hide()
            }
            if(!$('.search-box').is(':hidden')){
                $('.search-box').slideUp();
                $('.search-btn').removeClass('open');
            }
        })
    }
    //移动端背景
    $('.header-bg').click(function (){
        $('.menu-item').slideUp();
        $('.bread-icon').removeClass('active');
        $('body').removeClass('of-hidden')
        $(this).hide()
    })

    var headerDrop = function(){
        if(window.innerWidth < 1000){return false;}
        $("header .menu-item li").hover(function () {$(this).find(".menu-sub").stop().slideDown(360);}, function () {$(this).find(".menu-sub").stop().slideUp(300);});
    }

    var headerDropMb = function(){
        $(".header-arrow").click(function(){
            if($(this).next(".menu-sub").is(':hidden')) {
                $(".header-arrow").removeClass('active');$(".menu-sub").slideUp(240);
                $(this).addClass('active');$(this).next(".menu-sub").slideDown(280);
            }
            else{$(this).removeClass('active');$(this).next(".menu-sub").slideUp(240);}
        });
    }


    // 执行函数
    $(function() {
        popIE(); // 判断IE版本提示
        equipmentFn(); // body-class设备信息
        mbPenetrate("mbPenetrate"); //移动端禁止穿透 mbPenetrate指类名
        search();
        mbMenu();
        headerColor();
        headerDrop();
        headerDropMb();
        backTop();
    });

    //窗口事件
    $(window).resize(function () {
        equipmentFn();// body-class设备信息
    });

    // 滚动
    $(window).scroll(function () {
        headerColor();
    });
});

//二级导航
function subNav(dot){
    if ($(window).width() > 1000) {
        var flag = false;
        var scrollHgt = $('.com-navigation-outside').offset().top - window.innerHeight + $(window).height() - 80;
        function fixed(){
            var winHgt= $(window).scrollTop();
            if (winHgt >= scrollHgt && false === flag) {flag = true;$(".com-navigation").addClass("fixed");}
            if (winHgt < scrollHgt) {flag = false;$(".com-navigation").removeClass("fixed");}
        }
        fixed();
    }

    var topArr = [];
    var navHeight = $("header").height();
    $(".com-point-item").each(function () {
        var top = $(this).offset().top;
        topArr.push(top);
    });
    //导航点击
    var itemPadding = 60;
    $(".com-navigation .rgt-nav a:not(.noScroll)").click(function () {
        console.log(topArr);
        var index = $(this).index();
        $(this).removeClass('active');
        $(this).addClass('active').siblings().removeClass('active');
        asideNavTb();
        $("html,body").stop().animate({
            "scrollTop": topArr[index] - navHeight - itemPadding
        }, 500);
    });
    //样式同步
    function asideNavTb() {
        for (var i = 0; i < topArr.length; i++) {
            if ($(window).scrollTop() > topArr[i] - $(window).height() / 3) {
                    $('.com-navigation .rgt-nav a').eq(i).addClass('active').siblings().removeClass('active');
            } else {
                return;
            }
        }
    }

    // 滚动事件监听
    $(window).scroll(function () {
        if (window.innerWidth >= 1000) {
            asideNavTb();
            fixed();
        }
    });

    if(dot >= 0){
        $('.com-navigation .rgt-nav a').eq(dot).trigger("click");
    }
}

var animated = function (el,num){
    var speed = 0;
    $(el).each(function(){
        if($(this).index()%num==0){
            speed=.20;
        }
        $(this).addClass("wow fadeInUp").attr("data-wow-delay",speed+'s');
        speed+=.20;
    });
}

function navTab(nav,item,slider){
    $(document).on('click',nav,function (){
        $(this).addClass('active').siblings().removeClass('active');
        $(item).eq($(this).index()).show().siblings(item).hide();
        if(slider){
            var sliders = $(slider)[$(this).index()].swiper;
            sliders.update();
        }
    })
}


//返回顶部
    var backTop = function(){
        $(".side-nav .goTop").click(function (){$("html,body").animate({scrollTop: "0px"}, 800);});
    }