import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

import { getToken } from '../utils/auth'
import { getMenus } from '@/router/dynamicRouter.js'
// import path from 'path'
/* Layout */
// import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/',
    component: () => import('@/layout'),
    redirect: 'showSensor/showSensor/wind'
  },
  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/fixed',
    component: () => import('@/layout'),
    children: [
      {
        path: 'index',
        name: 'deviceDetail',
        component: () => import('@/views/deviceDetail/index'),
        meta: { title: '设备详情', icon: 'form' },
        hidden: true
      }],
    hidden: true
  }
  // {
  //   path: '/Dashboard',
  //   component: () => import('@/views/dashboard/index'),
  //   hidden: true
  // },

  // {
  //   path: '/',
  //   component: Layout,
  //   redirect: '/dashboard',
  //   children: [{
  //     path: 'dashboard',
  //     name: 'Dashboard',
  //     component: () => import('@/views/dashboard/index'),
  //     meta: { title: '区域选择', icon: 'dashboard' }
  //   }],
  //   hidden: true
  // },

  // {
  //   path: '/',
  //   component: Layout,
  //   redirect: '/main',
  //   children: [{
  //     path: 'main',
  //     name: 'MainView',
  //     component: () => import('@/views/main/index'),
  //     meta: { title: '主页', icon: 'main' }
  //   }],
  //   hidden: true
  // },

  // {
  //   path: '/main',
  //   component: Layout,
  //   children: [
  //     {
  //       path: 'index/:cName',
  //       name: 'Main',
  //       component: () => import('@/views/main/index'),
  //       meta: { title: '主页', icon: 'form' }
  //     }
  //   ]
  // }

]

const createRouter = () => new Router({
  mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()
router.beforeEach((to, from, next) => {
  new Promise((resolve, reject) => {
    getMenus()
    resolve()
  }).then(() => {
    sessionStorage.setItem('to', to.path)
    sessionStorage.setItem('from', from.path)
    if (getToken()) {
      if (to.path === '/login') {
        next({ path: '/' })
      } else {
        next()
      }
    } else {
      next()
    }
  })
})

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = new Router()
  router.matcher = newRouter.matcher // reset router
}

export default router