<template>
  <div class="carousel">
    <div v-swiper:mySwiper="swiperOption">
      <div class="swiper-wrapper">
        <div class="swiper-slide" v-for="banner in banners">
          <a :href="banner.detailsLink" target="_blank">
            <img :src="banner.pictureLink">
          </a>
        </div>
      </div>
      <div class="swiper-pagination swiper-pagination-bullets"></div>
      <div class="swiper-button-prev"><i class="iconfont icon-arrow-left"></i></div>
      <div class="swiper-button-next"><i class="iconfont icon-arrow-right"></i></div>
    </div>
  </div>
</template>
<script>
  import { carousel } from '~utils/mixin'
  export default {
    name: 'carousel',
    data () {
      return {
        activeSlide: 0
      }
    },
    props: ['banners'],
    mixins: [carousel],
    computed: {
      storeType () {
        this.activeSlide = 0
        return this.$route.params.type
      },
      swiperOption () {
        return {
          autoplay: 5000,
          initialSlide: 0,
          loop: true,
          effect: this.effect,
          lazyLoading: true,
          observer: true,
          // 解决点击分页器后图片就不能轮播的问题
          autoplayDisableOnInteraction: false,
          pagination: '.swiper-pagination',
          paginationClickable: true,
          paginationElement: 'li',
          prevButton: '.swiper-button-prev',
          nextButton: '.swiper-button-next'
        }
      }
    },
    mounted() {
      this.$nextTick(() => {
        this.mySwiper.update()
        // this.mySwiper.slideTo(0, 500, true)
        // alert(this.mySwiper.activeIndex)
      })
    },
    created () {
      this.$store.dispatch('loadBanners', {type: this.storeType + '_banner_carousel'})
    }
  }
</script>
<style lang="scss" scoped>
  @import '~assets/scss/variables';

  $carousel_width: 955px;
  $carousel_height: 400px;

  .carousel {
    width: $carousel_width;
    height: $carousel_height;
    transition: background-color .3s;
    position: relative;
    overflow: hidden;

    .swiper-wrapper {
      .swiper-slide {
        img {
          display: block;
          width: 955px;
          height: $carousel_height;
        }
      }
    }
  }
</style>
