window.onload = function() {
    bindEvent();
};

function bindEvent() {

    //控制显示文本省略号
    $('.news_box li h3').dotdotdot();
    $('.news_box li p').dotdotdot();
    
    // 判断IE并执行不同事件
    var IEVersion = getIEVersion();
    if(IEVersion && IEVersion <= 9) {
        lteIE9SwiperEvt();
        if(IEVersion <= 8) {
            lteIE8Evt();
        }
    } else {
        swiperEvent();
    }

    // 判断是否火狐并执行事件
    if (navigator.userAgent.indexOf('Firefox') >= 0) {
        $('.video_placeholder').click(function() {
            alert('火狐不支持该视频播放类型,请用其他浏览器观看');
        });
	} else {
        // 显示视频事件
        setTimeout(function() {
            $('.video_placeholder').fadeOut();
        }, 1000);
    }

    //荣誉资质预览效果
    $('.honor_slide img').click(function() {
        var imgUrl = $(this).attr('src');
        previewHonorImg(imgUrl);
    });
    
}

// 预览轮播图片事件
function previewHonorImg(imgUrl) {
    if($('.honor_modal_box')) {
        $('.honor_modal_box').remove();
    }
    console.log(2);
    var honorStr = '<div class="honor_modal_box"><div class="honor_modal_content"><img src="' + imgUrl + '" alt=""></div></div>';
    $('body').append(honorStr);

    setTimeout(function() {
        $('.honor_modal_box').addClass('show');
    }, 200);
    

    $('.honor_modal_box').click(function() {
        $('.honor_modal_box').removeClass('show');
    })
}

// 轮播事件
function swiperEvent() {
    // 轮播事件
    var mySwiper1 = new Swiper('.main_swiper_container', {
        pagination: '.swiper-pagination',
        paginationClickable: true,
        loop: true,
        autoplay: 5000,
        speed: 750,
        autoplayDisableOnInteraction: false,
        simulateTouch : false,
        prevButton:'.swiper-button-prev',
        nextButton:'.swiper-button-next'
    });

    $('.main_swiper_container').mouseenter(function() { mySwiper1.stopAutoplay() });
    $('.main_swiper_container').mouseleave(function() { mySwiper1.startAutoplay() });
    
    var mySwiper2 = new Swiper('.honor_swiper_container', {
        loop: true,
        autoplay: false,
        speed: 550,
        autoplayDisableOnInteraction: false,
        prevButton:'.btn_prev',
        nextButton:'.btn_next',
        // slidesPerView : 5,
        slidesPerView :'auto',
        simulateTouch : false,
        slidesPerGroup : 1,
        // spaceBetween : 43,
    });

    var coopSwiper = new Swiper('.coop_swiper', {
        loop: true,
        autoplay: 2500,
        speed: 550,
        autoplayDisableOnInteraction: false,
        slidesPerView : 5,
        slidesPerGroup : 1,
        simulateTouch : false,
        spaceBetween : 43,
    });
}

// 低版本IE轮播事件
function lteIE9SwiperEvt() {
    // 轮播事件
    var mySwiper1 = new Swiper('.main_swiper_container', {
        pagination: '.swiper-pagination',
        loop: true,
        autoplay: 3000,
        speed: 750,
        autoplayDisableOnInteraction: false,
        simulateTouch : false,
        // prevButton:'.swiper-button-prev',
        // nextButton:'.swiper-button-next'
    });

    $('.swiper-button-prev').click(function(){
        mySwiper1.swipePrev();
    });
    $('.swiper-button-next').click(function(){
        mySwiper1.swipeNext();
    });
    
    var mySwiper2 = new Swiper('.honor_swiper_container', {
        // loop: true,
        autoplay: false,
        autoplayDisableOnInteraction: false,
        // slidesPerView : 5,
        slidesPerView :'auto',
        simulateTouch : false,
        // slidesPerGroup : 1,
        // spaceBetween : 43,
    });
    $('.btn_prev').click(function(){
        mySwiper2.swipePrev();
    });
    $('.btn_next').click(function(){
        mySwiper2.swipeNext();
    });

    var coopSwiper = new Swiper('.coop_swiper', {
        loop: true,
        autoplay: 2500,
        speed: 500,
        autoplayDisableOnInteraction: false,
        slidesPerView : 5,
        slidesPerGroup : 1,
        simulateTouch : false,
        // spaceBetween : 43,
    });
    
    // $('.expert_swiper_container').mouseover(function(){
    //     mySwiper2.stopAutoplay();
    // });
    // $('.expert_swiper_container').mouseout(function(){
    //     mySwiper2.startAutoplay();
    // });
}


// IE8或更低版本处理
function lteIE8Evt() {
    // 首页banner轮播修改
    // $('.swiper-button-prev, .swiper-button-next').css({'display': 'none'});
    // $('.main_swiper_container .swiper-slide').css({'background-size': 'auto 720px'});

    // 荣誉资质修改
    // $('.horder_box').css({'height': 'auto'});
    // $('.honor_slide').css({'margin-right': '115px', 'margin-bottom': '25px'});
    // $('.honor_slide:nth-child(4n)').css({'margin-right': '0'});
    // $('.btn_prev, .btn_next').css({'display': 'none'});

    //战略合作修改
    $('.coop_show:nth-child(5n)').css({'margin-right': '0'});
}




// 获取IE版本
function getIEVersion() {
    var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串
    var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //判断是否IE浏览器
    if (isIE) {
        var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
        reIE.test(userAgent);
        var fIEVersion = parseFloat(RegExp["$1"]);
        if (fIEVersion == 7) { return 7; }
        else if (fIEVersion == 8) { return 8; }
        else if (fIEVersion == 9) { return 9; }
        else if (fIEVersion == 10) { return 10; }
        else if (fIEVersion == 11) { return 11; }
        else { return 0 }//IE版本过低
    }
}