import Vue from 'vue';
import VueRouter from 'vue-router';

import Layout from '@/layouts';
import Login from '@/views/login';

import NProgress from 'nprogress'; // progress bar
import 'nprogress/nprogress.css';

NProgress.configure({ showSpinner: false });

Vue.use(VueRouter);

const routes = [
  {
    path: '/login',
    component: Login
  },
  {
    path: '/404',
    component: () => import('@/views/404')
  },
  {
    path: '/',
    component: Layout,
    redirect: '/taskkanban',
    children: [
      {
        path: '/taskkanban',
        name: 'TaskKanban',
        component: () => import('@/views/teacher/TaskKanban')
      }
    ]
  },
  {
    path: '*',
    redirect: '/404',
    component: () => import('@/views/404')
  }
];

const createRouter = () =>
  new VueRouter({
    // mode: 'history',
    scrollBehavior: () => ({ y: 0 }),
    routes
  });

const router = createRouter();

// 全局前置守卫
router.beforeEach(async (to, from, next) => {
  NProgress.start();
  next();
});

// 全局后置钩子
router.afterEach(() => {
  NProgress.done();
});

// 重置路由
export function resetRouter() {
  const newRouter = createRouter();

  router.matcher = newRouter.matcher; // reset router
}

export default router;