/**
 * 权限插件
 */
import axios from 'axios';
import config from 'config';
import _ from 'lodash';

const plugin = {
    install(Vue) {
        // 登录验证权限
        Vue.mixin({
            beforeRouteEnter(to, from, next) {
                if (to.matched && to.matched.length > 0) {
                    let loginPass = _.get(_.last(to.matched), 'meta.loginPass', false);
                    let userInfo = Vue.$store.get(config.userKey);

                    if (!loginPass && !Vue.isLogin && !userInfo) {
                        return next('/login');
                    }
                    if (to.name === 'auth.login' && userInfo) {
                        return next('/');
                    }
                    if (!Vue.prototype.$user && userInfo) {
                        Vue.updateUser(userInfo);
                    }
                }
                return next();
            }
        });
        Vue.passport = {
            local: (username, password) => {
                return axios.post('/login', {username, password}).then((res) => {
                    let code = _.get(res, 'data.code', 0);

                    return new Promise((resolve, reject) => {
                        if (code === 200) {
                            Vue.updateUser(res.data.data);
                            resolve(res.data.data);
                        }
                        reject(res.data);
                    });
                });
            }
        };
        Vue.logout = () => {
            Vue.$store.remove(config.userKey);
            Vue.$router.push('/login');
            axios.post('/logout');
        };
        Vue.updateUser = (user) => {
            Vue.$store.set(config.userKey, user);
            Vue.prototype.isLogin = Vue.isLogin = true;
            Vue.prototype.$user = user;
            axios.defaults.headers.post.shopsId = user.currentShop.id;
            axios.defaults.headers.get.shopsId = user.currentShop.id;
        };
    }
};

export default plugin;