var flag = -1;

var swiperBanner = new Swiper(".swiper-banner", {
    speed: 1000,
    cssMode: true,
    loop: true,
    autoplay: { delay: 6000, stopOnLastSlide: false, disableOnInteraction: false, },
    navigation: {
        nextEl: ".swiper-btn a.next",
        prevEl: ".swiper-btn a.prev",
    },
    pagination: {
        el: ".swiper-pgn",
        clickable: true,
        bulletActiveClass: 'active',
        renderBullet: function (index, className) {
            return '<span class="' + className + '"><i></i></span>'
        }
    },
    mousewheel: true,
    keyboard: true,
    on: {

        slideChange : function(){
            var swiper = this;
            delay = this.params.autoplay.delay;
            anime({
                targets: ".swiper-banner .swiper-pgn .active i",
                delay: 0,
                width: ["0", "100%"],
                easing: "linear",
                duration: delay-500
            });
            // 判断swiper-slide-active是否有视频
            if($(".swiper-banner .swiper-slide:eq("+swiper.activeIndex+")").find("video").length > 0){
                // console.log(swiper.activeIndex)
                if(flag == swiper.activeIndex) {
                    return false;
                }
                flag = swiper.activeIndex;
                // 停止自动切换
                swiper.autoplay.stop();
                // 动态增加id
                setTimeout(function(){
                    swiper.autoplay.stop();
                    $(".swiper-banner .swiper-slide-active video").attr("id","video_"+swiper.activeIndex);

                    var _video= document.getElementById("video_"+swiper.activeIndex);

                    // 播放视频
                    _video.play();
                    // 切换后重新播放视频
                    _video.currentTime = 0;
                    // 静音
                    _video.volume = 0;
                    // 监听视频播放结束
                    _video.addEventListener('ended', function () {
                        $(".swiper-banner .swiper-slide video").attr("id","");
                        swiper.slideNext();
                        //重新开始轮播banner
                        swiper.autoplay.start();


                    });
                }, 10);
            }
        }
    }
});