import { getConfig } from '@/utils/auth';
import { Message, Loading } from 'element-ui';
import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/**
 * 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'/'el-icon-x' 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: '/404',
  component: () =>
    import('@/views/404'),
  hidden: true
},
{
  path: '/login',
  component: () =>
    import('@/views/login'),
  hidden: true
},
{
  path: '/EnterSys',
  beforeEnter: (to, from, next) => {
    let loadingInstance = Loading.service({
      text: '跳转中...'
    });
    let config = getConfig();
    if (config) {
      let configObj = JSON.parse(config);
      let path = handleSysType(configObj.sys_type, 'home');
      if (path) {
        loadingInstance.close();
        if (configObj.sys_type == 'GCLS') {
          next(path);
        } else {
          window.location.href = path
        }
      } else {
        loadingInstance.close();
        Message({
          message: '此路径不存在',
          type: 'error',
          showClose: true,
          duration: 0
        })
      }
    }
  }
},
// {
//   path: '/',
//   redirect: '/EnterSys',
//   hidden: true
// },
{
  path: '/input',
  component: () =>
    import('@/views/input'),
  hidden: true
},
{
  path: '/cate',
  component: () =>
    import('@/views/catelog'),
  hidden: true
},
{
  path: '/input2',
  component: () =>
    import('@/views/input2'),
  hidden: true
},
{
  path: '/input3',
  component: () =>
    import('@/views/input3'),
  hidden: true
},
{
  path: '/',
  component: () =>
    import('@/views/courseList'),

},
{
  path: '/preview',
  component: () =>
    import('@/views/preview')
},
{
  path: '/login',
  component: () =>
    import('@/views/login')
},
{
  path: '/courseView',
  component: () =>
    import('@/views/courseView')
},
{
  path: '/bookView',
  component: () =>
    import('@/views/bookView')
},
{
  path: '/GoodsDetail',
  beforeEnter: (to, from, next) => {
    let loadingInstance = Loading.service({
      text: '跳转中...'
    });
    let config = getConfig();
    if (config) {
      let configObj = JSON.parse(config);
      let path = handleSysType(configObj.sys_type, 'goods');
      if (path) {
        loadingInstance.close();
        if (configObj.sys_type == 'GCLS') {
          next(path);
        } else {
          window.location.href = path
        }
      } else {
        loadingInstance.close();
        Message({
          message: '此路径不存在',
          type: 'error',
          showClose: true,
          duration: 0
        })
      }
    }
  }
},
{
  path: '/curGoodsDetail',
  component: () =>
    import('@/views/TextbookDetail')
},
{
  path: '/discountCodeList',
  component: () =>
    import('@/views/discountCodeList')
},
{
  path: '/adultInput',
  component: () =>
    import('@/views/adultInput')
},
{
  path: '/adultInput2',
  component: () =>
    import('@/views/adultInput2')
},
// 404 page must be placed at the end !!!
{ path: '*', redirect: '/', hidden: true }
]

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

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}
export function handleSysType(sys_type, path_type) {
  let path = '';
  switch (sys_type) {
    case 'GCLS':
      console.log('全球汉语教学平台')
      if (path_type == 'home') {
        path = '/';
      } else if (path_type == 'goods') {
        path = '/curGoodsDetail'
      }
      break;
    case 'AILP':
      console.log('课后三点半')
      if (path_type == 'home') {
        path = '/GCLS-Book-AILP/#/EnterSys';
      } else if (path_type == 'goods') {
        path = '/GCLS-Book-AILP/#/curGoodsDetail';
      }
      break;
    default:
      path = '';
      break;
  }
  return path;
}

export default router