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    // The Vue build version to load with the `import` command
    // (runtime-only or standalone) has been set in webpack.base.conf with an alias.
    import Vue from 'vue';
    import App from './App';
    import router from './router';
    import store from './store';
    import ElementUI from 'element-ui';
    import 'element-ui/lib/theme-default/index.css';
    
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    import 'assets/custom-theme/index.css'; // 换肤版本element-ui css
    
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    import NProgress from 'nprogress'; // Progress 进度条
    import 'nprogress/nprogress.css';// Progress 进度条 样式
    import 'normalize.css/normalize.css';// normalize.css 样式格式化
    import 'assets/iconfont/iconfont'; // iconfont 具体图标见https://github.com/PanJiaChen/vue-element-admin/wiki
    import * as filters from './filters'; // 全局vue filter
    import Multiselect from 'vue-multiselect';// 使用的一个多选框组件,element-ui的select不能满足所有需求
    import 'vue-multiselect/dist/vue-multiselect.min.css';// 多选框组件css
    import Sticky from 'components/Sticky'; // 粘性header组件
    
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    import IconSvg from 'components/Icon-svg';// svg 组件
    
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    import vueWaves from './directive/waves';// 水波纹指令
    import errLog from 'store/errLog';// error log组件
    import './mock/index.js';  // 该项目所有请求使用mockjs模拟
    
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    import { getToken } from 'utils/auth';
    
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    // register globally
    Vue.component('multiselect', Multiselect);
    Vue.component('Sticky', Sticky);
    
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    Vue.component('icon-svg', IconSvg)
    
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    Vue.use(ElementUI);
    Vue.use(vueWaves);
    
    // register global utility filters.
    Object.keys(filters).forEach(key => {
      Vue.filter(key, filters[key])
    });
    
    
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    // permissiom judge
    
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    function hasPermission(roles, permissionRoles) {
    
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      if (roles.indexOf('admin') >= 0) return true; // admin权限 直接通过
    
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      if (!permissionRoles) return true;
    
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      return roles.some(role => permissionRoles.indexOf(role) >= 0)
    }
    
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    // register global progress.
    const whiteList = ['/login', '/authredirect', '/reset', '/sendpwd'];// 不重定向白名单
    router.beforeEach((to, from, next) => {
    
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      NProgress.start(); // 开启Progress
    
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      if (getToken()) { // 判断是否有token
    
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        if (to.path === '/login') {
          next({ path: '/' });
        } else {
    
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          if (store.getters.roles.length === 0) { // 判断当前用户是否已拉取完user_info信息
            store.dispatch('GetInfo').then(res => { // 拉取user_info
    
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              const roles = res.data.role;
              store.dispatch('GenerateRoutes', { roles }).then(() => { // 生成可访问的路由表
                router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
    
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                next({ ...to }); // hack方法 确保addRoutes已完成
    
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              })
    
            }).catch(() => {
              store.dispatch('FedLogOut').then(() => {
                next({ path: '/login' });
              })
    
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            })
    
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          } else {
            // 没有动态改变权限的需求可直接next() 删除下方权限判断 ↓
            if (hasPermission(store.getters.roles, to.meta.role)) {
              next();//
    
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            } else {
    
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              next({ path: '/401', query: { noGoBack: true } });
    
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            }
    
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            // 可删 ↑
    
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          }
        }
      } else {
    
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        if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单,直接进入
    
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          next()
        } else {
    
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          next('/login'); // 否则全部重定向到登录页
          NProgress.done(); // 在hash模式下 改变手动改变hash 重定向回来 不会触发afterEach 暂时hack方案 ps:history模式下无问题,可删除该行!
    
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        }
      }
    });
    
    router.afterEach(() => {
    
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      NProgress.done(); // 结束Progress
    
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    });
    
    
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    Vue.config.productionTip = false;
    
    
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    // 生产环境错误日志
    
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    if (process.env.NODE_ENV === 'production') {
    
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      Vue.config.errorHandler = function(err, vm) {
        console.log(err, window.location.href);
        errLog.pushLog({
          err,
          url: window.location.href,
          vm
        })
      };
    }
    
    new Vue({
    
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      el: '#app',
    
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      router,
      store,
    
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      template: '<App/>',
      components: { App }
    })
    
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