<template>
  <div class="goods-tabs">
    <nav>
      <a :class="{ active: currentName === 'GoodsDetail' }" href="javascript:;" @click="toggle('GoodsDetail')"
        >商品详情</a
      >
      <a href="javascript:;" :class="{ active: currentName === 'GoodsComment' }" @click="toggle('GoodsComment')"
        >商品评价<span>(500+)</span></a
      >
    </nav>
    <!-- 切换内容的地方 -->
    <!-- 基于动态组件显现渲染 -->
    <!-- <GoodsDetail></GoodsDetail>
    <GoodsComment></GoodsComment> -->
    <!-- is的值是哪个组件的名称就显示哪个组件 -->
    <component :is="currentName"></component>
  </div>
</template>
<script>
import GoodsDetail from './goods-details.vue'
import GoodsComment from './goods-comment.vue'
import { ref } from 'vue'
export default {
  name: 'GoodsTabs',
  components: { GoodsComment, GoodsDetail },
  setup() {
    const currentName = ref('GoodsDetail')
    const toggle = type => {
      currentName.value = type
    }
    return { currentName, toggle }
  }
}
</script>
<style lang="less" scoped>
.goods-tabs {
  min-height: 600px;
  background: #fff;
  nav {
    height: 70px;
    line-height: 70px;
    display: flex;
    border-bottom: 1px solid #f5f5f5;
    a {
      padding: 0 40px;
      font-size: 18px;
      position: relative;
      > span {
        color: @priceColor;
        font-size: 16px;
        margin-left: 10px;
      }
      &:first-child {
        border-right: 1px solid #f5f5f5;
      }
      &.active {
        &::before {
          content: '';
          position: absolute;
          left: 40px;
          bottom: -1px;
          width: 72px;
          height: 2px;
          background: @xtxColor;
        }
      }
    }
  }
}
</style>

效果:点击哪个组件,currentName= 组件的名称就显示哪个组件