$(".wel-banner .items").each(function(i,v){
	var url = $(this).find("video").attr("data-src");
	var _this = $(this);
	var videoElement = document.createElement('video');
	  // console.log(videoElement);
	  videoElement.src = url;
	  videoElement.addEventListener('loadedmetadata', function () {
	    // 视频时长值的获取要等到这个匿名函数执行完毕才产生
	    var videoTime = videoElement.duration*1000/1; //得到时长为秒，小数，182.36
	    _this.attr('data-swiper-autoplay',videoTime)
	  });
})
if($(".wel-banner .swiper-slide").length >1){
	var banner = new Swiper('.wel-banner .swiper-container', {
		prevButton:'.wel-banner .swiper-button-prev',
		nextButton:'.wel-banner .swiper-button-next',
		pagination : '.wel-banner .swiper-pagination',
		paginationBulletRender: function (swiper, index, className) {
			return '<span class="' + className + '">' + '<b></b>' + '</span>';
		},
        paginationClickable: true,
        centeredSlides: true,
        slidesPerView: 1,
        spaceBetween: 0,
        initialSlide:0,
        speed:600,
        effect:'fade',
        autoplay : 6000,
		paginationClickable: true,
        // loop:true,
        slideToClickedSlide:true,
        autoplayDisableOnInteraction: false,
		lazyLoading : true,
		lazyLoadingInPrevNext : true,
		roundLengths : true,
		uniqueNavElements :false,
		noSwiping : true,
		onInit: function(swiper){ 
			$(".wel-banner .secwen").removeClass('animate');
			setTimeout(function(){
				$(".wel-banner .swiper-slide-active .secwen").addClass('animate');
			},100)
			var activeIndex = swiper.activeIndex;
			var videoIndex = $('.wel-banner .swiper-slide-active.videoboxs').index();
			// var activeIndex = $('.wel-banner .swiper-slide-active').data('swiper-slide-index');
			var banLen = $('.wel-banner .swiper-slide').length;
            $(".welbanner-pagination .li").eq(activeIndex).addClass("active").siblings().removeClass("active");
			var nums = activeIndex+1;
			var nums2 = $(".wel-banner .swiper-slide").length;
			 nums = nums>9?nums:'0'+nums;
			 nums2 = nums2>9?nums2:'0'+nums2;
			$(".wel-banner .numslist .b1").html(nums)
			$(".wel-banner .numslist .b2").html(nums2)
			if(banLen==1){
				swiper.stopAutoplay();
			}
			if(videoIndex == activeIndex){
				var srcv = $(".wel-banner .swiper-slide-active.videoboxs video").attr("data-src");
				$(".wel-banner .swiper-slide-active.videoboxs video").attr("src",srcv);
				// swiper.stopAutoplay();
				// $(".wel-banner .swiper-slide-active.videoboxs").find("video")[0].load();
				// $(".wel-banner .swiper-slide-active.videoboxs").find("video")[0].play();

			}
			if($('.wel-banner .videoboxs').length>0){
				$('.wel-banner .swiper-slide-active.videoboxs video').on('ended',function(){
					setTimeout(function(){
						// swiper.slideNext();
						// swiper.startAutoplay();
						// swiper.params.autoplay = 6000;
					},500)
				})
			}
		},
		onTransitionStart: function(swiper){
			$(".wel-banner .secwen").removeClass('animate');
			setTimeout(function(){
				$(".wel-banner .swiper-slide-active .secwen").addClass('animate');
			},100)
			
			var activeIndex = swiper.activeIndex;
			var banLen = $('.wel-banner .swiper-slide').length;
			var videoIndex = $('.wel-banner .swiper-slide-active.videoboxs').index();
			// var activeIndex = $('.wel-banner .swiper-slide-active').data('swiper-slide-index');
            $(".welbanner-pagination .li").eq(activeIndex).addClass("active").siblings().removeClass("active");
			var nums2 = $(".wel-banner .swiper-slide").length;
			var nums = activeIndex+1;
			 nums = nums>9?nums:'0'+nums;
			 nums2 = nums2>9?nums2:'0'+nums2;
			$(".wel-banner .numslist .b1").html(nums)
			$(".wel-banner .numslist .b2").html(nums2)
			if(banLen==1){
				swiper.stopAutoplay();
			}
			if(videoIndex == activeIndex){
				var srcv = $(".wel-banner .swiper-slide-active.videoboxs video").attr("data-src");
				$(".wel-banner .swiper-slide-active.videoboxs video").attr("src",srcv);

				// swiper.stopAutoplay();
				// $(".wel-banner .swiper-slide-active.videoboxs").find("video")[0].load();
				// $(".wel-banner .swiper-slide-active.videoboxs").find("video")[0].play();
			}
			if($('.wel-banner .videoboxs').length>0){
				$('.swiper-slide-active.videoboxs video').on('ended',function(){
					setTimeout(function(){
						// swiper.startAutoplay();
						// swiper.params.autoplay = 6000;
					},800)
				})
			}
		}
	})

	$(".welbanner-pagination .li").on("click",function(){
		$(".wel-banner .secwen").removeClass('animate');
		setTimeout(function(){
			$(".wel-banner .swiper-slide-active .secwen").addClass('animate');
		},100)

		$(this).addClass("active").siblings().removeClass("active");
		var index = $(this).index();
		banner.slideTo(index,1000,false);
	})
	// $(".welbanner-pagination .li").eq(0).click();
}else{
	$(".wel-banner .secwen").addClass('animate');
    $(".wel-banner video").attr("autoplay","autoplay");
    $(".wel-banner video").attr("loop","loop");
}
if($(window).innerWidth()<1024){
    $(".wel-banner video").attr("scr","");
}
gmains.backtops(0);