import { getToken, refreshAccessToken, isNullOrWhitespace } from '@/utils'
import { addDynamicRoutes } from '@/router'

const WHITE_LIST = ['/login', '/404']
export function createPermissionGuard(router) {
  router.beforeEach(async (to) => {
    const token = getToken()

    /** 没有token的情况 */
    if (isNullOrWhitespace(token)) {
      if (WHITE_LIST.includes(to.path)) return true
      return { path: 'login', query: { ...to.query, redirect: to.path } }
    }

    /** 单点登录的情况 */
    if (to.query.tk) return true

    /** 有token的情况 */
    if (to.path === '/login') return { path: '/' }

    // 确保动态路由已加载
    if (token && !router.hasRoute('Dashboard')) {
      try {
        await addDynamicRoutes()
        // 如果当前路径不存在，重定向到工作台
        if (to.path !== '/' && !router.hasRoute(to.name)) {
          return { path: '/workbench' }
        }
      } catch (error) {
        console.error('动态路由加载失败:', error)
        return { path: '/login' }
      }
    }

    refreshAccessToken()
    return true
  })
}