<template>
  <div class="crumbs">
    <ul>
      <li v-if="list[0]">
        <span class="name" :title="list[0].name" @click="onClickPath(0)">{{list[0].name}}</span>
      </li>
      <li v-if="list.length > 3">...</li>
      <li v-if="list.length > 2">
        <span class="name" :title="list[list.length - 2].name" @click="onClickPath(list.length - 2)">{{list[list.length - 2].name}}</span>
      </li>
      <li v-if="list.length > 1">
        <span class="name" :title="list[list.length - 1].name" @click="onClickPath(list.length - 1)">{{list[list.length - 1].name}}</span>
      </li>
    </ul>
  </div>
</template>

<script>
export default {
  props:['list'],
  methods: {
    onClickPath(idx) {
      if (idx !== this.list.length - 1) {
        this.$emit('click-path', idx)
      }
    }
  }
}
</script>

<style lang="less" scoped>
.crumbs{
  >ul{
    display: flex;
    align-items: center;
    >li{
      font-size: 18px;
      color: #969799;
      line-height: 28px;
      .name{
        max-width: 285px;
        overflow: hidden;
        white-space: pre;
        text-overflow: ellipsis;
        cursor: pointer;
      }
      &::after {
        content: '>';
        margin-left: 7px;
        margin-right: 7px;
      }
      &:last-of-type{
        font-size: 18px;
        font-weight: bold;
        color: #333333;
        line-height: 28px;
        .name {
          cursor: default;
        }
        &::after {
          content: '';
        }
      }
    }
  }
}
</style>