关于nuxt store中保存localstorage的问题

plugins:[
	{src:'~/plugins/localstorage.js",ssr:false }
]

import createpersistedstate from "vuex-persistedstate';
impont * as Cookies from "js-cookie";
let cookiestorage ={
	getItem: function(key){
		return Cookies.getJSON(key);
	},
	setItem:function(key,value){
		return cookies.set(key,value,{expires:3, secure:false});
	},
	removeItem:function(key){
		return cookies.remove(key);
	}
};
export default(context)>{
	createpersistedState({
		storage:cookiestorage,
		BetState:cookiestorage.getItem,
		setstate:cookiestorage.setItem
	})(context.store)；
};

function dispatchEventStroage() {
    const signSetItem = localStorage.setItem
    localStorage.setItem = function(key, val) {
        let setEvent = new Event('setItemEvent')
        setEvent.key = key
        setEvent.newValue = val
        window.dispatchEvent(setEvent)
        signSetItem.apply(this, arguments)
    }
}
export default dispatchEventStroage;

  mounted() {
    let _this = this;
    //根据自己需要来监听对应的key
    window.addEventListener("setItemEvent",function(e){
        //e.key : 是值发生变化的key
        //e.newValue : 是可以对应的新值
        if(e.key==="l_QYCN"){
            console.log('这里监听的本地存储>>>>>>',e.newValue);
            _this.localLogin = e.newValue;
        }
    })
  },