(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 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");}
    }

    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 banDrag = function(){$("body").find("img,a").attr("ondragstart","return false");}

    var navbarFn = function(){
        $('.Header-navclick').click(function () {
            if(window.innerWidth < 1000 && $(".Header-search-click").length > 0){$(".Header-search-click").removeClass("active");$(".Header-search-item").removeClass("active");$("body").removeClass("onSearch");}
            if($('.Header-navbar').is(':hidden')){
                $(this).addClass('active');$('.Header-navbar').fadeIn(360).addClass("active");
                $("body,html").css({"overflow":"hidden"});
            }
            else{
                $(this).removeClass('active');$('.Header-navbar').fadeOut(300).removeClass("active");
                $("body,html").css({"overflow":""});
            }
        });
    }

    var headerLi = function(){
        if(window.innerWidth >= 1000){return false;}
        var liTime = 0.12;
        $(".Header-navbar ul li").each(function(){$(this).css('transition-delay', liTime +'s');liTime += 0.12;});
    }

    var searchFn = function(){
        $(".Header-search-click").click(function(){
            if(window.innerWidth < 1000 && $(".Header-navclick").length > 0){$('.Header-navclick').removeClass('active');$('.Header-navbar').hide().removeClass("active");$("body,html").css({"overflow":""});}
            if(!$(this).hasClass("active")){$(this).addClass("active");$(".Header-search-item").addClass("active");$("body").addClass("onSearch");}
            else{$(this).removeClass("active");$(".Header-search-item").removeClass("active");$("body").removeClass("onSearch");}
        });
    }
    
    var headerDrop = function(){
        if(window.innerWidth < 1000){return false;}
        var ifOne = true;
        var activeLi = $(".Header-navbar li.active").index();
        $(".Header-navbar ul").mouseleave(function (){
            $(this).find(".Header-drop").stop().slideUp(280);
            $(".Header-block").stop().slideUp(280);
            ifOne = true;
        });
        $(".Header-navbar li").mouseenter(function(){
            if($(this).find(".Header-drop").length > 0){
                $(".Header-drop").hide();
                $(".Header-block").hide();
                if(ifOne){
                    $(this).find(".Header-drop").stop().slideDown(300);
                    $(".Header-block").stop().slideDown(300);
                    ifOne = false;
                }else{
                    $(this).find(".Header-drop").show();
                    $(".Header-block").show();
                }
            }else{
                $(".Header-drop").stop().slideUp(280);
                $(".Header-block").stop().slideUp(280);
                ifOne = true;
            }
            $(".Header-navbar li").eq(activeLi).removeClass('active');
        }).mouseleave(function(){
            $(".Header-navbar li").eq(activeLi).addClass('active');
        });
    }
    
    var headerDropMb = function(){
        $(".Header-arrow").click(function(){
            if($(this).next(".Header-drop").is(':hidden')) {
                $(".Header-arrow").removeClass('active');$(".Header-drop").slideUp(240);
                $(this).addClass('active');$(this).next(".Header-drop").slideDown(280);
            }
            else{$(this).removeClass('active');$(this).next(".Header-drop").slideUp(240);}
        });
    }

    var footerDropMb = function(){
        if(window.innerWidth >= 1000){return false;}
        $(".Footer-menu").click(function(){
            if($(this).next(".Footer-drop").is(':hidden')) {
                $(".Footer-menu").removeClass('active');$(".Footer-drop").slideUp(240);
                $(this).addClass('active');$(this).next(".Footer-drop").slideDown(280);
            }
            else{$(this).removeClass('active');$(this).next(".Footer-drop").slideUp(240);}
        });
    }
    
    var sonMenu = function(f,s){
        if($(s).length <= 0 || window.innerWidth>=680){return false;}
        var menuWidth = 0;
        var menuMargin = parseInt($(s).find("a").css('marginLeft'));
        $(s).find("a").each(function(){menuWidth += $(this)[0].getBoundingClientRect().width + menuMargin*2;});
        $(s).width(menuWidth);
        var ontrueLeft;
        if($(s).find("a").hasClass("active")){ontrueLeft = $(s).find("a.active").offset().left - menuMargin}else{ontrueLeft = 0}
        setTimeout(function(){$(f).animate({'scrollLeft': menuWidth-$(window).width()}, 800).after().animate({'scrollLeft': ontrueLeft}, 800)},800);
    }

    var backTop = function(){
        $(window).scroll(function () {if ($(window).scrollTop() > 200) {$('.backTop').fadeIn(300);} else {$('.backTop').fadeOut(200);}});
        $(".backTop").click(function (){$("html,body").animate({scrollTop: "0px"}, 800);});
    }

    var langFn = function(){
        if(window.innerWidth >= 1000){return false;}
        $(".Header-lang").click(function(e){
            if($(".Header-navclick").length > 0){$('.Header-navclick').removeClass('active');$('.Header-navbar').hide().removeClass("active");$("body,html").css({"overflow":""});}
            if($(".Header-search-click").length > 0){$(".Header-search-click").removeClass("active");$(".Header-search-item").removeClass("active");$("body").removeClass("onSearch");}
            if(!$(this).hasClass("active")){$(this).addClass("active");$(".Header-lang-more").show();}else{$(this).removeClass("active");$(".Header-lang-more").hide();}
            e.stopPropagation();
        });
        $(window).click(function(){$(".Header-lang-more").hide();$(".Header-lang").removeClass("active");});
    }

    var HeaderFn = function(){
        if(window.innerWidth < 1000 || $("body").hasClass("noLucency")){return false;}
        if($(window).scrollTop() >= 90){$("body").addClass("scrollLucency");}else{$("body").removeClass("scrollLucency");};
    }

    var HeaderMouseFn = function(){
        if(window.innerWidth < 1000 || $("body").hasClass("noLucency")){return false;}
        $(".Header-wrapper").mouseenter(function(){$("body").addClass("mouseLucency");});
        $(".Header-wrapper").mouseleave(function(){$("body").removeClass("mouseLucency");});
    }
    
    
    // 执行函数 ******************************************************************************************************************************
    $(function() {
        popIE(); // 判断IE版本提示
        equipmentFn(); // body-class设备信息
        mbPenetrate("navbarScroll"); //移动端禁止穿透 传入class
        headerLi(); //移动端导航出场动画
        banDrag(); //禁止图片、a标签拖动
        navbarFn(); //移动端汉堡键
        searchFn(); //搜索
        headerDrop(); //导航下拉
        headerDropMb(); //移动端-导航下拉
        footerDropMb(); //移动端-底部导航下拉
        backTop(); //置顶
        langFn(); //语言
        HeaderFn(); //导航变白
        HeaderMouseFn(); //导航变白
        sonMenu(".sonMenu",".sonMenu-scroll"); //移动端-内页菜单("定义overflow-y: auto的父元素","设置宽度的子元素")
    });
    
    // 全局函数 ******************************************************************************************************************************
    // 数字前面补0，使用 $.prefixInteger(num,length)
    jQuery.prefixInteger = function(num, length) {return (Array(length).join('0') + num).slice(-length);}

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

    document.addEventListener('contextmenu',function(e){e.preventDefault();})
    
    // 滚动事件 ******************************************************************************************************************************
    $(window).scroll(function () {HeaderFn();});
}());