王明 / DeYangHighTechApp

  import {
  	mapGetters
  } from "vuex"
  
  export default {
  	computed: {
  		...mapGetters(['badgeNum']),
  	},
  	onShow() {
  		this.setTabBarBadge()
  	},
  	methods: {
  		setTabBarBadge() {
  			const badgeNum = this.badgeNum
  			if (badgeNum) {
  				uni.setTabBarBadge({
  					index: 0,
  					text: badgeNum > 99 ? '99+' : badgeNum.toString()
  				});
  			} else {
  				uni.removeTabBarBadge({
  					index: 0
  				});
  			}
  		}
  	}
  }