用lodash实现js时间戳内的倒计时

公司业务用server返回unix格林时间作为当前时间，同时将返回截止时间

 <template>
  <div></div>
</template>
<script type="text/babel">
  /* eslint-disable */
  import axios from 'axios'
  import {GroupTitle, Swipeout, SwipeoutItem, SwipeoutButton, XButton} from 'vux'

  export default {
    components: {
    },
    data() {
      return {
        interval: null
      }
    },
    mounted() {
      axios.get('http://172.16.118.54:3030/unixTest').then(res => {
        console.log('axios.get', res)
        const a = Moment(Moment.unix(res.data.deadLine))
        const b = Moment(Moment.unix(res.data.nowServer))
        const diff = a.diff(b)
        const duration = Moment.duration(diff)
        this.interval = setInterval(() => {
          const thisDuration = duration.subtract(1, 's')
          console.log(`${thisDuration.get('days')*24+thisDuration.get('hours')}/${thisDuration.get('minutes')}/${thisDuration.get('seconds')}`)
        }, 1000)
      })
    },
    computed: {},
    destroyed() {
      clearInterval(this.interval)
    },
    methods: {
    },
    created() {

    }
  }
</script>
<style lang='scss' scoped>
</style>