taro, vue implements login interception without login

Use the idea of ​​mixin to achieve.

import Taro from '@tarojs/taro';

//The mixin that needs to be logged in if you are not logged in
export const needLogin = {//mixin way
    mounted(){
        const isLogin = Taro.getStorageSync('token');
        const url=getCurrentPageUrlWithArgs();//The current path with parameters
        if(!isLogin){
          Taro.navigateTo({url:`/pages/login/index?url=${encodeURIComponent(url)}`});
        }
    }
}

Add imixn to the page that requires login

export default {
  name: "AddCars",
  mixins:[needLogin],
}