import router from './router'
import store from './store'
import NProgress from 'nprogress' // progress bar 进度条
import 'nprogress/nprogress.css' // progress bar style 进度条样式
import { Message } from 'element-ui'
import { getToken } from '@/utils/auth' // getToken from cookie
import { getCurrentSys } from './utils/auth'
// import { Base64 } from 'js-base64'
import Vue from 'vue'

NProgress.configure({ showSpinner: false })// NProgress configuration

const whiteList = ['/login', '/applogin', '/appSubject', '/appFaceLogin', '/404', 'config/baseconfig', '/full/storageTopic', '/full/waterThreat', '/full/highConsequence', '/full/constructionThreat', '/full/routeTopic', '/full/waterThreat', '/full/sinkThreat', '/full/vip', '/full/weather', '/full/needTopic', '/full/supplyTopic', '/full/pipeOverview', '/full/overview', '/full/overview_no_button', '/full/overview_new', '/full/overview_new2'] // 不重定向白名单
// 全局钩子
router.beforeEach((to, from, next) => {
  NProgress.start() // 加载进度条
  console.log('to Path:' + to.path)
  // 如果有token
  if (getToken()) {
    console.log('hasToken')
    // 登录后进入登录页
    if (to.path === '/login') {
      next({ path: '/login' })
      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
    } else if (to.path === '/applogin') {
      next()
      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
    } else if (to.path === '/dashboard') {
      if (/Android|webOS|iPhone|iPod|BlackBerry/i.test(navigator.userAgent)) {
        const baseConfig = Vue.prototype.baseConfig
        if (baseConfig.toDashboard) {
          next('/appIndex') // 否则全部重定向到登录页
        } else {
          next({ path: '/applogin' })
        }
      } else {
        next()
      }
      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
    } else {
      // 当进入非登陆页或非主页时
      if (store.getters.roleList.length === 0) { // 判断当前用户是否已拉取完user_info信息
        store.dispatch('GetInfo').then(res => { // 拉取用户信息
          let currentSys = getCurrentSys()
          // 根据路由去找当前子系统
          if (to.query.sys) {
            currentSys = {
              code: to.query.code,
              name: to.query.sys,
              url: to.query.url
            }
            // 将当前系统信息保存在localStorage中
            store.commit('SET_SYSTEM', currentSys)
          }
          // 如果已有当前可进入的子系统，刷新子系统菜单
          if (currentSys) {
            console.log('hasCurrentSystem')
            // 远程访问获取权限列表（菜单&按钮）
            store.dispatch('GetMenus', currentSys).then(() => {
              store.commit('SET_CHANGEFLAG', '0')
              // 获取所有地址列表
              router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
              // 判断路由是否被允许，不允许则重定向
              next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
            })
          } else { // 没有当前子系统信息，跳转到选择子系统页面
            console.log('dontHasCurrentSystem')
            next({ path: '/dashboard' })
          }
        }).catch((err) => {
          console.log('toFedLogOut')
          store.dispatch('FedLogOut').then(() => {
            Message.error(err || '权限验证失败，请重新登录系统')
            next({ path: '/' })
          })
        })
      } else {
        // TODO： 判断路由是否被允许，不允许则重定向
        next()
      }
    }
  } else {
    if (whiteList.indexOf(to.path) !== -1) { // 免登录白名单，直接进入
      console.log('is In WhiteList')
      next()
    } else {
      // 获取链接里的token
      const token = to.query.token
      console.log('token' + to.query.token)
      if (token) {
        // debugger
        // 2. Base64解码用户名和密码, 去登录
        // const tokenString = Base64.decode(token)
        // const tokenArray = tokenString.split(';')
        // const account = tokenArray[0]
        // const password = tokenArray[1]

        // 1. 调用自动登录接口，否则跳转到登录页
        store.dispatch('AppLogin', token).then(() => {
          console.log('自动登录成功')
          console.log(to.path)
          next({ ...to, replace: true }) // 登录成功继续
        }).catch(() => {
          next('/401') // 否则全部重定向到401没有权限页面
        })
      } else {
        if (/Android|webOS|iPhone|iPod|BlackBerry/i.test(navigator.userAgent)) {
          next(`/applogin`) // 否则全部重定向到登录页
        } else {
          next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
        }
      }
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  NProgress.done() // 结束Progress
})