(function($) {
    "use strict";

    /* banner */
    var banner_cont = $(".hm-banner .banner-carousel"),
        banner_pic = $(".hm-banner .carousel-pic"),
        _head = 'header',
        speed = 3;

    function bannerscroll() {
        var headh = $(_head).length ? $(_head).height() : 0;
        var h = banner_cont.height() + headh;
        banner_pic.css({
            "position": "relative",
            "top": $(window).scrolltop() > h ? "" : $(window).scrolltop() / speed
        });
    }

    function bannerbox() {
        imgfullscreen(banner_pic);

        if ($(window).width() > 991) {
            imgfullscreen(banner_pic);
        } else {
            imgfullscreen(banner_pic, $(window).width(), banner_pic.height() || '');
        }
    }

    bannerscroll();
    bannerbox();
    $(window).resize(function () {
        bannerbox();
    });
    $(window).scroll(function () {
        bannerscroll();
    });

    var hmbanner = $('.hm-banner'),
        hmcarousel = hmbanner.find('.carousel'),
        carouselarrow = hmbanner.find('.carousel-arrow'),
        carouselpage = hmbanner.find('.carousel-page'),
        carouselprogress = hmbanner.find('.carousel-progress');

    carouselpage.find('.total').text(hmcarousel.find('.carousel-item').length);

    hmcarousel.slick({
        autoplay: true,
        autoplayspeed: 5700,
        speed: 377,
        prevarrow: carouselarrow.find('.prev'),
        nextarrow: carouselarrow.find('.next'),
        pauseonfocus: false,
        pauseonhover: false,
        fade: true
    }).on({
        'beforechange': function (event, slick, currentslide, nextslide) {
            var _item = $(this).find(".carousel-item");
            _item.eq(nextslide).addclass("show").siblings().removeclass("show");
            carouselprogress.removeclass('show');

            carouselpage.find('.num').text(nextslide + 1);
        },
        'afterchange': function () {
            carouselprogress.addclass('show');
        }
    });

    settimeout(function () {
        hmcarousel.find(".carousel-item").eq(0).addclass("show");
        carouselprogress.addclass('show');
    }, 1);

    /* hot news */
    var hmhot = $('.hm-hot'),
        hotcarousel = hmhot.find('.hot-carousel');

    hotcarousel.find('.carousel').slick({
        autoplay: true,
        autoplayspeed: 1200,
        speed: 1000,
        swipe: false,
        pauseonfocus: false,
        vertical: true,
        arrows: false,
        dots: true,
        appenddots: hotcarousel,
        custompaging: function() {return $('');}
    });

    /* layout */
    var hmlayout = $('.hm-layout'),
        hmlinfo = hmlayout.find('.hml-info'),
        hmlitem = hmlayout.find('.hml-item');

    sethmlitem();
    $(window).resize(function () {
        sethmlitem();
    });

    function sethmlitem() {
        if ($(window).width() > 991) {
            hmlitem.on({
                mouseenter: function () {
                    var _index = $(this).index() + 1;

                    hmlinfo.addclass('hml' + _index);
                },
                mouseleave: function () {
                    var _index = $(this).index() + 1;

                    hmlinfo.removeclass('hml' + _index);
                }
            })
        } else {
            hmlitem.off('mouseenter mouseleave');
        }
    }

}(jquery));