import { createRouter, createWebHistory } from 'vue-router'
import { useUserStore } from '@/stores/modules/user'
import Layout from '@/components/layout/Layout.vue'
import { setRouter, handleRouter } from './handleRouter'
import { getStorage, setStorage } from '@/utils/storage'

const routes = [
  // user路由
  {
    path: '/user',
    name: 'User',
    component: () => import('@/views/user/index.vue'),
    redirect: '/user/login',
    children: [
      {
        path: 'login',
        name: 'Login',
        component: () => import('@/views/user/Login.vue'),
        meta: { isAuthPage: true, title: '登录', keepAlive: false },
      },
      {
        path: 'register',
        name: 'Register',
        component: () => import('@/views/user/Register.vue'),
        meta: { isAuthPage: true, title: '注册', keepAlive: false },
      },
      {
        path: 'forgot-password',
        name: 'ForgotPassword',
        component: () => import('@/views/user/ForgotPassword.vue'),
        meta: { isAuthPage: true, title: '忘记密码', keepAlive: false },
      },
      {
        path: 'change-password',
        name: 'ChangePassword',
        component: () => import('@/views/user/ChangePassword.vue'),
        meta: { requiresAuth: true, title: '修改密码', keepAlive: false },
      },
      {
        path: 'bind-email',
        name: 'BindEmail',
        component: () => import('@/views/user/bindEmail.vue'),
        meta: { requiresAuth: true, title: '绑定邮箱', keepAlive: false },
      },
      {
        path: 'bind-phone',
        name: 'BindPhone',
        component: () => import('@/views/user/bindPhone.vue'),
        meta: { requiresAuth: true, title: '绑定手机号', keepAlive: false },
      },
    ],
  },
  // 带侧边栏布局的核心业务页面
  {
    path: '/',
    name: 'Layout',
    component: Layout, // 全局布局（Sidebar + Header + MainContent）
    redirect: '/dashboard',
    meta: { requiresAuth: true }, // 需要登录
    children: [
      // 首页
      {
        path: '/dashboard',
        name: 'Dashboard',
        component: () => import('@/views/dashboard/index.vue'),
        meta: {
          title: '首页', // 左侧菜单显示的标题
          keepAlive: false,
        },
      },
    ],
  },
  {
    path: '/realName',
    name: '实名认证',
    component: () => import('@/views/realName/index.vue'),
    meta: { requiresAuth: true, title: '实名认证', keepAlive: false },
  },
  {
    path: '/livenessVerification',
    name: '活体认证',
    component: () => import('@/views/livenessVerification/index.vue'),
    meta: { requiresAuth: true, title: '活体认证', keepAlive: false },
  },
  {
    path: '/:pathMatch(.*)*',
    redirect: () => {
      const token = getStorage('token')
      return token ? '/dashboard' : '/user/login'
    }, // 404 重定向到登录页，避免循环
  },
]

const router = createRouter({
  history: createWebHistory(),
  routes,
})

// 标记：动态路由是否已初始化完成
let dynamicRoutesReady = false

router.beforeEach(async (to, _from) => {
  const userStore = useUserStore()
  const isLoggedIn = !!userStore.token
  const isRealNameVerified = userStore.userInfo?.real_check !== 1

  console.log('dynamicRoutesReady', userStore.userInfo)
  console.log('isLoggedIn', isLoggedIn)
  console.log('isRealNameVerified', isRealNameVerified)
  console.log('to.meta.requiresAuth', to.meta.requiresAuth)
  console.log('to.meta.isAuthPage', to.meta.isAuthPage)

  // 1. 未登录访问需要认证的页 → 登录页
  if (!isLoggedIn && to.meta.requiresAuth) {
    return '/user/login'
  }

  // 2. ✅ 动态路由恢复（只执行一次）
  if (isLoggedIn && !dynamicRoutesReady) {
    const menuList = (getStorage('menusInfo') as any[]) || []

    // 🌟 核心：无论任何角色，始终确保首页路由存在
    const hasDashboardRoute = router.getRoutes().some(
      (route) => route.path === '/dashboard',
    )
    if (!hasDashboardRoute) {
      router.addRoute('Layout', {
        path: '/dashboard',
        name: 'Dashboard',
        component: () => import('@/views/dashboard/index.vue'),
        meta: {
          title: '首页',
          keepAlive: false,
        },
      })
    }

    if (menuList.length > 0) {
      const routeList = handleRouter(menuList).filter(
        (item) => item.path && item.path !== '/dashboard',
      )
      routeList.forEach((route) => router.addRoute('Layout', route))
    }
    dynamicRoutesReady = true
    // 返回目标路由以触发重新匹配
    return to.redirectedFrom?.fullPath || true
  }

  // 3. 白名单页面（实名认证、活体认证、登录/注册相关页面）
  // 这些页面即使未实名认证也可以访问
  const whiteList = [
    '/realName',
    '/livenessVerification',
    '/user/login',
    '/user/register',
    '/user/forgot-password',
  ]
  const isWhiteListPage = whiteList.some((path) => to.path === path)

  // 4. 已登录但未完成实名认证 → 只能访问白名单页面
  if (isLoggedIn && !isRealNameVerified && !isWhiteListPage) {
    // 未实名认证访问非白名单页面 → 跳转到登录页
    return '/user/login'
  }

  // 5. 已登录访问登录页（从认证页面退出）→ 允许
  if (isLoggedIn && !isRealNameVerified && to.path === '/user/login') {
    // 未认证用户主动跳转到登录页（用于退出登录），允许放行
    return true
  }

  // 6. 已登录访问登录/注册页 → 首页（如果已认证）或实名认证页（如果未认证）
  if (isLoggedIn && to.meta.isAuthPage) {
    return isRealNameVerified ? '/' : '/realName'
  }

  // 7. 已完成认证的用户访问实名认证或活体认证页 → 首页
  if (isLoggedIn && isRealNameVerified && isWhiteListPage && (to.path === '/realName' || to.path === '/livenessVerification')) {
    return '/'
  }

  // 8. 其他情况正常放行
  return true
})

// 可选：设置页面标题
router.afterEach((to) => {
  if (to.meta.title) {
    document.title = to.meta.title as string
  }
})

export default router