import router from './router'
import { useNProgress } from '@/hooks/web/useNProgress'
import { useTitle } from '@/hooks/web/useTitle'
import { getToken, getIsEnterprise } from '@/utils/auth'
// import { useDictStore } from '@/store/dict'
import { useUserStore } from '@/store/user'
import Confirm from '@/plugins/confirm'
import fullScreen from '@/plugins/fullScreen'
import dialogExtend from '@/plugins/dialogExtend'
import { useMallStore } from '@/store/mall'
import { useEnterpriseStore } from '@/store/enterprise'

const { start, done } = useNProgress()

let isRefresh = true
const ENTERPRISE_PATH = '/recruit/enterprise'
const TEACHER_PATH = '/recruit/teacher'

// 路由守卫
router.beforeEach(async (to, from, next) => {
  start()
  // 个人端 404 处理
  if (to.path === '/404') {
    next()
    return
  }
  const isEnterprise = to.path.includes(ENTERPRISE_PATH)
  if (!isEnterprise && to.path !== '/enterpriseVerification' && !hasRoute(to.path)) {
    next('/404')
  }
  const isTeacher = to.path.includes(TEACHER_PATH)
  
  const tokenIndex = isEnterprise ? 1 : isTeacher ? 3 : 2 // 1:企业 2:个人 3:教师

  // 获取商城装修模版
  const mallStore = useMallStore()
  const enterpriseStore = useEnterpriseStore()
  if (!localStorage.getItem('mallTemplate')) {
    await mallStore.getMallDiyTemplate()
  }

  localStorage.setItem('routerTest', to.path) // 本地环境保存代码热更新会导致路径缺失问题
  if (to.path === '/enterpriseVerification') {
    const res = JSON.parse(localStorage.getItem('emailLoginInfo') || "false")
    const obj = res ? { ...res, type: 'emailLogin' } : {}

    // 清除路由表
    enterpriseStore.clearEnterpriseMenu()
    isRefresh = true
    useUserStore().changeRole(obj)
    next()
    return
  }
  if (getToken(tokenIndex)) {
    if (isEnterprise) {
      // 获取企业路由
      if (!enterpriseStore.enterpriseMenu || !enterpriseStore.enterpriseMenu.length ) {
        const { menus } = await enterpriseStore.getEnterpriseMenu()
        enterpriseStore.saveEnterpriseMenu(menus)
      }
      // 渲染路由
      if (isRefresh) {
        isRefresh = false
        const routes = enterpriseStore.assignEnterpriseMenu(enterpriseStore.enterpriseMenu)

        // 有角色但可访问的菜单权限则提示联系管理员分配菜单权限
        if (!routes || !routes.length) {
          next('/permissionPrompt')
          return
        }

        routes.forEach(route => {
          router.addRoute(route)
        })
        // 判断是否存在路由
        if (to.path !== ENTERPRISE_PATH && !hasRoute(to.path)) {
          next('/404')
          return
        }

        // 强制修改密码
        if (localStorage.getItem('entUpdatePassword') === 'needChange') fullScreen('entUpdatePassword')
        // 企业登录-招聘会广告
        else if (hasRoute('/recruit/enterprise/jobFair/index') && !localStorage.getItem('jobFairAd') && tokenIndex === 1) {
          localStorage.setItem('jobFairAd', 'hasBeenShow')
          dialogExtend('jobFairAd')
        }
        // 企业登录-免费职位广告提示
        else if (hasRoute('/recruit/enterprise/position/index') && localStorage.getItem('positionAd') && tokenIndex === 1) {
          localStorage.setItem('positionAd', '')
          dialogExtend('positionAd')
        }
        // 企业信息完成度提示（只有企业管理弹）
        else if (localStorage.getItem('checkEnterpriseBaseInfoFalseHref') && tokenIndex === 1) {
          if (to.path !== '/recruit/enterprise/position/add') { // 除了点击企业登录免费职位广告提示跳转路由不提示
            const href = localStorage.getItem('checkEnterpriseBaseInfoFalseHref')
            localStorage.setItem('checkEnterpriseBaseInfoFalseHref', '')
            localStorage.setItem('entUpdatePassword', '')
            if (to.path !== href) {
              setTimeout(() => {
                Confirm('系统提示', '企业信息设置未完善，是否前往完善？').then(() => {
                  window.location.href = href
                })
              }, 4000)
            }
          }
        }

        if (to.path === ENTERPRISE_PATH) {
          next(findPath(routes))
          function findPath (nodes, root = '') {
            const first = nodes[0]
            const path = root + first.path
            if (!first.children || !first.children.length) {
              return path
            }
            return findPath(first.children, path + '/')
          }
        }

        next({ ...to, replace: true })
        return
      }
      // 判断是否存在路由
      if (!hasRoute(to.path)) {
        next('/404')
        return
      }
    }

    // if (isTeacher) {}

    // 强制填写个人信息 fddeaddc47868b/ready
    if (localStorage.getItem('chooseRole') === 'showChooseRole' && to.path !== '/register/selectedPersonRole' && tokenIndex === 2) next('/register/selectedPersonRole')
    else if (localStorage.getItem('necessaryInfoReady') === 'fddeaddc47868b' && tokenIndex === 2 && localStorage.getItem('chooseRole') !== 'showChooseRole') dialogExtend('necessaryInfoDialog')
    
    if (to.fullPath === '/login') {
      next('/recruitHome')
      return
    }
    next()
    return
  }
  if (to.meta?.commonPage) { // 公共页面，路由不重定向
    next()
    return
  }

  next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
})

router.afterEach((to) => {
  useTitle(to?.meta?.title)
  done() // 结束Progress
  // loadDone()
})


function hasRoute (path) {
  const routes = router.getRoutes()
  return routeFlattening(routes).some(_path => {
    if (_path.includes(':')) {
      const change = path.split('/')
      const _change = _path.split('/')
      if (change.length !== _change.length) {
        return false
      }
      const res = _change.reduce((e, v, i) => {
        if (v.includes(':')) {
          e.push(true)
          return e
        }
        e.push(change[i] === v)
        return e
      }, [])
      return res.every(e => e)
    }
    // 检查常规路由或包含参数的路由  
    return _path === path
  })
}

/**
 * @param {Array} routes
 * @returns {Array}
 * 路由扁平化 抽离children字段
 */
function routeFlattening (routes) {
  return routes.reduce((prev, cur) => {
    prev.push(cur.path)
    if (cur.children && cur.children.length) {
      prev.push(...routeFlattening(cur.children))
    }
    return prev
  }, [])
}

// router.onError(error => {
//   const fetchResourcesErrors = ['Failed to fetch dynamically imported module', 'Importing a module script failed']
//    if (fetchResourcesErrors.some((item) => error?.message && error.message?.includes(item))) {
//      window.location.reload()
//    }
// });