(function(win, lib) {
    var doc = win.document;
    var docEl = doc.documentElement;
    var metaEl = doc.querySelector('meta[name="viewport"]');
    var flexibleEl = doc.querySelector('meta[name="flexible"]');
    var dpr = 0;
    var scale = 0;
    var tid;
    var flexible = lib.flexible || (lib.flexible = {});
    
    if (metaEl) {
        console.warn('将根据已有的meta标签来设置缩放比例');
        var match = metaEl.getAttribute('content').match(/initial\-scale=([\d\.]+)/);
        if (match) {
            scale = parseFloat(match[1]);
            dpr = parseInt(1 / scale);
        }
    } else if (flexibleEl) {
        var content = flexibleEl.getAttribute('content');
        if (content) {
            var initialDpr = content.match(/initial\-dpr=([\d\.]+)/);
            var maximumDpr = content.match(/maximum\-dpr=([\d\.]+)/);
            if (initialDpr) {
                dpr = parseFloat(initialDpr[1]);
                scale = parseFloat((1 / dpr).toFixed(2));    
            }
            if (maximumDpr) {
                dpr = parseFloat(maximumDpr[1]);
                scale = parseFloat((1 / dpr).toFixed(2));    
            }
        }
    }

    if (!dpr && !scale) {
        var isAndroid = win.navigator.appVersion.match(/android/gi);
        var isIPhone = win.navigator.appVersion.match(/iphone/gi);
        var devicePixelRatio = win.devicePixelRatio;
        if (isIPhone) {
            // iOS下，对于2和3的屏，用2倍的方案，其余的用1倍方案
            if (devicePixelRatio >= 3 && (!dpr || dpr >= 3)) {                
                dpr = 3;
            } else if (devicePixelRatio >= 2 && (!dpr || dpr >= 2)){
                dpr = 2;
            } else {
                dpr = 1;
            }
        } else {
            // 其他设备下，仍旧使用1倍的方案
            dpr = 1;
        }
        scale = 1 / dpr;
    }

    docEl.setAttribute('data-dpr', dpr);
    if (!metaEl) {
        metaEl = doc.createElement('meta');
        metaEl.setAttribute('name', 'viewport');
        metaEl.setAttribute('content', 'initial-scale=' + scale + ', maximum-scale=' + scale + ', minimum-scale=' + scale + ', user-scalable=no');
        if (docEl.firstElementChild) {
            docEl.firstElementChild.appendChild(metaEl);
        } else {
            var wrap = doc.createElement('div');
            wrap.appendChild(metaEl);
            doc.write(wrap.innerHTML);
        }
    }

    function refreshRem(){
        var width = docEl.getBoundingClientRect().width;
        var rem;
        if (width / dpr > 750) {
            rem = 85;
        }else {
            rem = 100 * (width / 750);
        }
        docEl.style.fontSize = rem + 'px';
        flexible.rem = win.rem = rem;
    }

    win.addEventListener('resize', function() {
        clearTimeout(tid);
        tid = setTimeout(refreshRem, 300);
    }, false);
    win.addEventListener('pageshow', function(e) {
        if (e.persisted) {
            clearTimeout(tid);
            tid = setTimeout(refreshRem, 300);
        }
    }, false);

    // if (doc.readyState === 'complete') {
    //     doc.body.style.fontSize = 12 * dpr + 'px';
    // } else {
    //     doc.addEventListener('DOMContentLoaded', function(e) {
    //         doc.body.style.fontSize = 12 * dpr + 'px';
    //     }, false);
    // }
    

    refreshRem();

    flexible.dpr = win.dpr = dpr;
    flexible.refreshRem = refreshRem;
    flexible.rem2px = function(d) {
        var val = parseFloat(d) * this.rem;
        if (typeof d === 'string' && d.match(/rem$/)) {
            val += 'px';
        }
        return val;
    }
    flexible.px2rem = function(d) {
        var val = parseFloat(d) / this.rem;
        if (typeof d === 'string' && d.match(/px$/)) {
            val += 'rem';
        }
        return val;
    }

})(window, window['lib'] || (window['lib'] = {}));


// 首页轮播
var swiperidx=0
function lunbo(){
    swiperidx++;
    if(swiperidx>2){
        swiperidx=0
    }
    $($('.swiper_item')[swiperidx]).addClass('active').siblings().removeClass('active')
    $($('.swiper_dian span')[swiperidx]).addClass('active').siblings().removeClass('active')
}
if($('.index_swiper')){
    timer=setInterval(() => {
        lunbo()
    }, 2000);
}


// 首页诊所切换块
$('.index_jingbing_lei span').click(function(){
    $(this).addClass('active').siblings().removeClass('active')
    var index=$(this).index()
    var arr= $('.zhensuo_item')
    $(arr[index]).show()
    $(arr[index]).siblings().not('.index_jingbing_lei').hide()
  })



// 详情页查看更多
$('.zhiwu_content_getmore .zhankai').click(function(){
    $(this).parent().hide()
    $('.zhiwu_content_box').css('max-height','')
})

var judge=navigator.userAgent;
if(judge.indexOf('Baidu') > -1 || judge.indexOf('BIDUBrowser') > -1){
    $('.zhiwu_content_getmore').hide()
    $('.zhiwu_content_box').css({'max-height':'max-content'})
}
document.onreadystatechange=function(){
    if(document.readyState=='complete'){
        if(document.querySelector('.zhiwu_content_box')){
            var warph=document.querySelector('.zhiwu_content_box').offsetHeight;
            var contenth=document.querySelector('.zhiwu_allcontent').offsetHeight;
            if(contenth<=warph){
                $('.zhiwu_content_getmore').hide()
            }
        }
    }
}

$('.getmenue').click(function(){
    $('.top_motai_box').toggle()
    if($('.top_motai_box').css('display')=='block'){
        $('body').css('overflow','hidden')
    }else{
        $('body').css('overflow','scroll')
    }
})

//声音控制
function listen(){
    var bool=$('audio').attr('muted')
    if(bool=='false'){
        $('audio').attr('muted','muted')
        $('.audio_listen').attr('src','./img/nolisten.png')
    }else{
        $('audio').attr('muted','false')
        $('.audio_listen').attr('src','./img/listen.png')
    }
}

function download(e){
  var src=$('audio').attr('src')
  $.ajax({
    method: 'get',
    url: src,
    responseType: 'blob',

}).then((res) => {
    if (!res) {
        return
    }
    let blobUrl = window.URL.createObjectURL(res.data)
    let link = document.createElement('a')
    document.body.appendChild(link)
    link.style.display = 'none'
    link.href = blobUrl
    // 设置a标签的下载属性，设置文件名及格式，后缀名最好让后端在数据格式中返回
    link.download = '下载文件.csv'
    // 自触发click事件
    link.click()
    document.body.removeChild(link)
    window.URL.revokeObjectURL(blobUrl);
})
}  

$('.search_list_fenlei div').click(function(){
    var index=$(this).index() 
    $(this).addClass('active').siblings().removeClass('active')
    $($('.zhiwu_yanghu_list')[index]).addClass('active').siblings().removeClass('active')
 })

$(function(){
    let li = document.querySelector('.scroll_div a.active');
             let ul = document.querySelector('.scroll_div');
             let window_offsetWidth = window.innerWidth; //屏幕宽度;
             if (li) {
               let domoffsetWidth = li.offsetLeft;
                 //中间值 =( 屏幕宽度 - li宽度 ) / 2;
                 diffWidth = (window_offsetWidth - li.getBoundingClientRect().width) / 2,
                 //目标值 = offset - 中间值
                 targetOffset = -(domoffsetWidth - diffWidth);
               let ul_width = ul.getBoundingClientRect().width;//开始
               if (-targetOffset < 0) {
                 ul.style.left = '0px';
                 return;
               }
               // 末尾
               if(targetOffset <  window_offsetWidth - ul_width ){
                 ul.style.left = window_offsetWidth - ul_width + "px"
                 return;
               }
               //正常
               ul.style.left = targetOffset + 'px';
             }
})





// 方法初始化 调用
var config = {
    'os': "wap", //终端 pc /wap
    'domain': "www.lianlianny.com/plantfarm", //当前域名  
    'os_adapt': 1, //终端自适应 1-开启 0-不开启
    'pc_domain': "www.lianlianny.com/plantfarm",
    'wap_domain': "www.lianlianny.com/plantfarm",
    'httptohttps': false,  //是否强制将http转换为https
    'swiper_num':1
};
$(function () {
    //根据配置初始化对应的函数
    if (config.os == "wap") {
        // prev_page('shuozhiwu',$('.back_prev'),$('.back_home'))
        if (config.os_adapt == 1) {
               page_m_pc(config.domain,config.pc_domain,1,config.httptohttps) 
        }
    } else {
        if (config.os_adapt == 1) {
             page_m_pc(config.domain,config.wap_domain,'',config.httptohttps) 
        }
    }
});

// --------------------------------------------分割线-------------------------------------------------------------
// 自适配跳转页面(根据打开方式自适配跳转pc端或m端)    用于所有页面
// 使用方法： 
//          调用函数   page_m_pc(yuan,now,mtopc)
//          参数1表示原本页面的路径，参数2表示适配后要跳转的路径，参数3表示是否是从m端适配到pc端（若是则为1，不是则不传）
// 示例
// var yuan_url='m.yangwajia.com'
// var now_url='www.yangwajia.com'
// page_m_pc(yuan_url,now_url,1)

function page_m_pc(yuan, now, mtopc, httptohttps) {
    var sUserAgent = navigator.userAgent.toLowerCase();
    var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";
    var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";
    var bIsMidp = sUserAgent.match(/midp/i) == "midp";
    var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";
    var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";
    var bIsAndroid = sUserAgent.match(/android/i) == "android";
    var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";
    var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";
    var gourl = window.location.href;
    gourl = gourl.replace(yuan, now);
    if (httptohttps == true) {
        gourl = gourl.replace('http://', 'http://');
    }
    if (mtopc == 1) {
        if (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM) {
        } else {
            //window.location.href = gourl;
        }
    } else {
        if (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM) {
            //window.location.href = gourl;
        }
    }
}

// --------------------------------------------分割线----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

// 懒加载 （所有需要懒加载功能的页面适用）
// 使用方法：
//  页面所有需要懒加载的img标签 加上class='lazyload',data-original='(这里放真实的图片路径)'，原src='(这里放默认图片路径)'
 //调用函数：

(function ($, window, document, undefined) {
    var $window = $(window);
    $.fn.lazyload = function (options) {
        var elements = this;
        var $container;
        var settings = {
            threshold: 0,
            failure_limit: 0,
            event: "scroll",
            effect: "show",
            container: window,
            data_attribute: "original",
            skip_invisible: true,
            appear: null,
            load: null,
            placeholder: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"
        };

        function update() {
            var counter = 0;
            elements.each(function () {
                var $this = $(this);
                if (settings.skip_invisible && !$this.is(":visible")) {
                    return;
                }
                if ($.abovethetop(this, settings) ||
                        $.leftofbegin(this, settings)) {
                    /* Nothing. */
                } else if (!$.belowthefold(this, settings) &&
                        !$.rightoffold(this, settings)) {
                    $this.trigger("appear");
                    /* if we found an image we'll load, reset the counter */
                    counter = 0;
                } else {
                    if (++counter > settings.failure_limit) {
                        return false;
                    }
                }
            });

        }
        if (options) {
            /* Maintain BC for a couple of versions. */
            if (undefined !== options.failurelimit) {
                options.failure_limit = options.failurelimit;
                delete options.failurelimit;
            }
            if (undefined !== options.effectspeed) {
                options.effect_speed = options.effectspeed;
                delete options.effectspeed;
            }

            $.extend(settings, options);
        }

        /* Cache container as jQuery as object. */
        $container = (settings.container === undefined ||
                settings.container === window) ? $window : $(settings.container);
        /* Fire one scroll event per scroll. Not one scroll event per image. */
        if (0 === settings.event.indexOf("scroll")) {
            $container.bind(settings.event, function () {
                return update();
            });
        }
        this.each(function () {
            var self = this;
            var $self = $(self);
            self.loaded = false;
            /* If no src attribute given use data:uri. */
            if ($self.attr("src") === undefined || $self.attr("src") === false) {
                if ($self.is("img")) {
                    $self.attr("src", settings.placeholder);
                }
            }
            /* When appear is triggered load original image. */
            $self.one("appear", function () {
                if (!this.loaded) {
                    if (settings.appear) {
                        var elements_left = elements.length;
                        settings.appear.call(self, elements_left, settings);
                    }
                    $("<img />")
                            .bind("load", function () {
                                var original = $self.attr("data-" + settings.data_attribute);
                                $self.hide();
                                if ($self.is("img")) {
                                    $self.attr("src", original);
                                } else {
                                    $self.css("background-image", "url('" + original + "')");
                                }
                                $self[settings.effect](settings.effect_speed);
                                self.loaded = true;
                                /* Remove image from array so it is not looped next time. */
                                var temp = $.grep(elements, function (element) {
                                    return !element.loaded;
                                });
                                elements = $(temp);
                                if (settings.load) {
                                    var elements_left = elements.length;
                                    settings.load.call(self, elements_left, settings);
                                }
                            })
                            .attr("src", $self.attr("data-" + settings.data_attribute));
                }
            });
            /* When wanted event is triggered load original image */
            /* by triggering appear.                              */
            if (0 !== settings.event.indexOf("scroll")) {
                $self.bind(settings.event, function () {
                    if (!self.loaded) {
                        $self.trigger("appear");
                    }
                });
            }
        });
        /* Check if something appears when window is resized. */
        $window.bind("resize", function () {
            update();
        });
        /* With IOS5 force loading images when navigating with back button. */
        /* Non optimal workaround. */
        if ((/(?:iphone|ipod|ipad).*os 5/gi).test(navigator.appVersion)) {
            $window.bind("pageshow", function (event) {
                if (event.originalEvent && event.originalEvent.persisted) {
                    elements.each(function () {
                        $(this).trigger("appear");
                    });
                }
            });
        }
        /* Force initial check if images should appear. */
        $(document).ready(function () {
            update();
        });
        return this;
    };
    /* Convenience methods in jQuery namespace.           */
    /* Use as  $.belowthefold(element, {threshold : 100, container : window}) */
    $.belowthefold = function (element, settings) {
        var fold;
        if (settings.container === undefined || settings.container === window) {
            fold = (window.innerHeight ? window.innerHeight : $window.height()) + $window.scrollTop();
        } else {
            fold = $(settings.container).offset().top + $(settings.container).height();
        }
        return fold <= $(element).offset().top - settings.threshold;
    };

    $.rightoffold = function (element, settings) {
        var fold;
        if (settings.container === undefined || settings.container === window) {
            fold = $window.width() + $window.scrollLeft();
        } else {
            fold = $(settings.container).offset().left + $(settings.container).width();
        }
        return fold <= $(element).offset().left - settings.threshold;
    };
    $.abovethetop = function (element, settings) {
        var fold;
        if (settings.container === undefined || settings.container === window) {
            fold = $window.scrollTop();
        } else {
            fold = $(settings.container).offset().top;
        }
        return fold >= $(element).offset().top + settings.threshold + $(element).height();
    };

    $.leftofbegin = function (element, settings) {
        var fold;
        if (settings.container === undefined || settings.container === window) {
            fold = $window.scrollLeft();
        } else {
            fold = $(settings.container).offset().left;
        }
        return fold >= $(element).offset().left + settings.threshold + $(element).width();
    };
    $.inviewport = function (element, settings) {
        return !$.rightoffold(element, settings) && !$.leftofbegin(element, settings) &&
                !$.belowthefold(element, settings) && !$.abovethetop(element, settings);
    };
    /* Custom selectors for your convenience.   */
    /* Use as $("img:below-the-fold").something() or */
    /* $("img").filter(":below-the-fold").something() which is faster */
    $.extend($.expr[":"], {
        "below-the-fold": function (a) {
            return $.belowthefold(a, {threshold: 0});
        },
        "above-the-top": function (a) {
            return !$.belowthefold(a, {threshold: 0});
        },
        "right-of-screen": function (a) {
            return $.rightoffold(a, {threshold: 0});
        },
        "left-of-screen": function (a) {
            return !$.rightoffold(a, {threshold: 0});
        },
        "in-viewport": function (a) {
            return $.inviewport(a, {threshold: 0});
        },
        /* Maintain BC for couple of versions. */
        "above-the-fold": function (a) {
            return !$.belowthefold(a, {threshold: 0});
        },
        "right-of-fold": function (a) {
            return $.rightoffold(a, {threshold: 0});
        },
        "left-of-fold": function (a) {
            return !$.rightoffold(a, {threshold: 0});
        }
    });
})(jQuery, window, document);

$("img.lazyload").lazyload({
    effect: "fadeIn"
});


// --------------------------------------------分割线----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------


// 判断上个页面地址
// 参数说明：searchstr表示上个页面的域名，el_prev表示返回上一页的箭头标签，el_home表示返回首页的标签
function prev_page(searchstr,el_prev,el_home){
    var referstr = document.referrer;
    if (referstr.indexOf(searchstr) > -1) {
        el_prev.show()
        el_home.hide()
    } else {
        el_prev.hide()
        el_home.show()
    }
}

// 禁用f12及复制
// document.onselectstart=function(){return false;};
// window.oncontextmenu=function(){return false;}  
// window.onkeydown = window.onkeyup = window.onkeypress = function (event) { 
// if(event.code == 'F12'){
//    window.event.returnValue = false; 
//    return false;
// }
// }