我用vue寫了一個簡單的支持左右滑動的圖片輪播組件，請你們指點

最近在嘗試重構公司網站，須要用到輪播圖，由於網站比較簡單，不想由於第三方插件，就本身寫了一個輪播組件，引入騰訊的手勢操做庫就能夠滑動了
main.js

import AlloyFinger from 'alloyfinger'
import AlloyFingerVue from 'alloyfinger/vue/alloy_finger.vue'
Vue.use(AlloyFingerVue, { AlloyFinger }) 
...

Swiper.vue

<template>
  <div class="swiper">
    <div class="swiper-wrapper"> 
      <transition-group tag="ul" :name="swipeAction" class="swiper-list"
        v-finger:swipe="swipe"> 
          <li class="swiper-item" v-for="(img,index) in imageList" 
            v-show="index===currentIndex"
            @mouseenter="stop" 
            @mouseleave="start" 
            :key="index"
          >
            <img :src="img.url" alt="首頁輪播圖" class="swiper-img">
          </li>
        <!-- </transition> -->
      </transition-group> <!-- </ul>  -->
      <div class="swiper-dot-wrapper">
        <span class="swiper-dot" v-for="(item,index) in imageList.length" 
          @mouseover="change(index)"
          :class="{active: index===currentIndex}"
        >
        </span>
      </div>
    </div>
  </div>
</template>
<script>
export default {
  name: 'Swiper',
  props: {
    imageList: {
      type: Array,
    },
  },
  data() {
    return {
      currentIndex: 0,
      timer: '',
      swipeAction: 'swipe-left',
    }
  },
  created() {
    this.$nextTick(() => {
      this.start()
    })
  },
  methods: {
    start() {
      this.timer = setInterval(() => {
        this.next()
      }, 5000)
    },
    stop() {
      clearInterval(this.timer)
      this.timer = null
    },
    next() {
      this.currentIndex += 1
      if (this.currentIndex > this.imageList.length - 1) {
        this.currentIndex = 0
        // this.swipeAction = 'swipe-left'
      }
    },
    change(index) {
      this.currentIndex = index
    },
    prev() {
      this.currentIndex -= 1
      if (this.currentIndex < 0) {
        this.currentIndex = this.imageList.length - 1
        // this.swipeAction = 'swipe-right'
      }
    },
    swipe(evt) {
      // console.log('swipe' + evt.direction)
      // console.log('onSwipe')
      if (evt.direction === 'Left') {
        this.next()
        this.swipeAction = 'swipe-left'
      } else {
        this.prev()
        this.swipeAction = 'swipe-right'
      }
    },
  },
}

</script>
<style lang="stylus">
.swiper 
  width: 100%
  font-size: 0
  overflow: hidden
  .swiper-wrapper
    position: relative
    background-color: #ccc
    .swiper-list
      position: relative
      width: 100%
      height: 0
      padding-top: 56.25% /*黑魔法*/
      .swiper-item 
        position: absolute
        display: inline-block
        left:0
        top: 0
        width: 100%
        height: 100%
        .swiper-img 
          position: absolute
          top: 0
          bottom: 0
          width: 100%
          height: 100%
        &.swipe-left-enter-active, &.swipe-left-leave-active,
        &.swipe-right-enter-active, &.swipe-right-leave-active
          transition: all .5s ease
        &.swipe-left-enter
          transform: translateX(100%)
        &.swipe-left-leave-to
          transform: translateX(-100%)
        &.swipe-right-enter
          transform: translateX(-100%)
        &.swipe-right-leave-to
          transform: translateX(100%)
    .swiper-dot-wrapper
      position: absolute
      right: 20px
      bottom: 20px
      .swiper-dot
        display: inline-block
        margin-left: 20px
        width: 10px
        height: 10px
        border-radius: 50%
        background-color: #fff
        &.active
          background-color: rgb(240, 20, 20)
</style>

參考：https://segmentfault.com/a/11...