products/uni-shop/mixins/login.js

import user from '../user/index';
export default {

    methods: {
        routerLogin: function (callback,loginCallback) {
            if (user.isLogin()) {
                return callback && callback();
            }
            else {
                loginCallback && loginCallback();
                return this.$router.navigateTo('login');
            }
        }
    }

}