import NotPermission from '@/components/error/403.tsx'
import NotFound from '@/components/error/404.tsx'
import ErrorPage from '@/components/error/error.tsx'
import Loading from '@/components/loading'
import FetchLoading from '@/components/loading/FetchLoading.tsx'
import PageLoading from '@/components/page-loading'
import { PageStoreProvider } from '@/store'
import { AuthenticatedRoute as AuthenticatedImport } from './_authenticatedRoute.tsx'
import EmptyLayout from '@/layout/EmptyLayout.tsx'
// import ListPageLayout from '@/layout/ListPageLayout.tsx'
// import { Route as DashboardImport } from '@/pages/dashboard'
import { Route as LoginRouteImport } from '@/pages/login'
import { generateUUID } from '@/utils/uuid.ts'
import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
import {
  AnyRoute,
  createRootRouteWithContext,
  createRoute,
  createRouter, lazyRouteComponent,
  Outlet,
  redirect,
  RouterProvider,
  // createHashHistory,
} from '@tanstack/react-router'
// import { TanStackRouterDevtools } from '@tanstack/router-devtools'
import { memo, useEffect, useRef } from 'react'
import RootLayout from './layout/RootLayout'
import { IRootContext, MenuItem } from './global'
// import { DevTools } from 'jotai-devtools'
import { useAtomValue } from 'jotai'
import { userMenuDataAtom } from '@/store/system/user.ts'

const PageRootLayout = () => {
  return <PageStoreProvider>
    <RootLayout/>
  </PageStoreProvider>
}

export const queryClient = new QueryClient({
  defaultOptions: {
    queries: {
      retry: false,
    }
  }
})


const rootRoute = createRootRouteWithContext<IRootContext>()({
  component: () => (

          <>
            <FetchLoading/>
            <Outlet/>
            {/*<DevTools/>*/}
            {/*<TanStackRouterDevtools position={'bottom-right'}/>*/}
          </>
  ),
  beforeLoad: ({ location }) => {
    if (location.pathname === '/') {
      return redirect({ to: '/dashboard' })
    }
  },
  loader: () => {

  },
  notFoundComponent: NotFound,
  pendingComponent: PageLoading,
  errorComponent: ({ error }) => <ErrorPage error={error}/>,
})

const emptyRoute = createRoute({
  getParentRoute: () => rootRoute,
  id: '/_empty',
  component: EmptyLayout,
})

const authRoute = AuthenticatedImport.update({
  getParentRoute: () => rootRoute,
  id: '/_authenticated',
} as any)

const layoutNormalRoute = createRoute({
  getParentRoute: () => rootRoute,
  id: '/_normal_layout',
  component: PageRootLayout,
})

const layoutAuthRoute = createRoute({
  getParentRoute: () => authRoute,
  id: '/_auth_layout',
  component: PageRootLayout,
})

const notAuthRoute = createRoute({
  getParentRoute: () => layoutNormalRoute,
  path: '/not-auth',
  component: NotPermission
})

// const dashboardRoute = DashboardImport.update({
//     path: '/dashboard',
//     getParentRoute: () => layoutAuthRoute,
// } as any)

const loginRoute = LoginRouteImport.update({
  path: '/login',
  getParentRoute: () => emptyRoute,
} as any)

//
// const menusRoute = createRoute({
//     getParentRoute: () => layoutAuthRoute,
//     path: '/system/menus',
// }).lazy(async () => await import('@/pages/system/menus').then(d => d.Route))
//
// const departmentsRoute = createRoute({
//     getParentRoute: () => layoutAuthRoute,
//     path: '/system/departments',
// }).lazy(async () => await import('@/pages/system/departments').then(d => d.Route))
//
// const usersRoute = createRoute({
//     getParentRoute: () => layoutAuthRoute,
//     path: '/system/users',
// }).lazy(async () => await import('@/pages/system/users').then(d => d.Route))
//
// const rolesRoute = createRoute({
//     getParentRoute: () => layoutAuthRoute,
//     path: '/system/roles',
// }).lazy(async () => await import('@/pages/system/roles').then(d => d.Route))


declare module '@tanstack/react-router' {
  interface FileRoutesByPath {
    '/_authenticated': {
      preLoaderRoute: typeof AuthenticatedImport
      parentRoute: typeof rootRoute
    },
    '/_normal_layout': {
      preLoaderRoute: typeof layoutNormalRoute
      parentRoute: typeof rootRoute
    },
    '/_layout': {
      preLoaderRoute: typeof layoutAuthRoute
      parentRoute: typeof rootRoute
    },
    // '/': {
    //     preLoaderRoute: typeof DashboardImport
    //     parentRoute: typeof layoutAuthRoute
    // },
    // '/dashboard': {
    //     preLoaderRoute: typeof DashboardImport
    //     parentRoute: typeof layoutAuthRoute
    // },
    '/login': {
      preLoaderRoute: typeof LoginRouteImport
      parentRoute: typeof rootRoute
    },
    // '/system/menus': {
    //     preLoaderRoute: typeof menusRoute
    //     parentRoute: typeof layoutAuthRoute
    // },
    // '/system/departments': {
    //     preLoaderRoute: typeof departmentsRoute
    //     parentRoute: typeof layoutAuthRoute
    // },
    // '/system/users': {
    //     preLoaderRoute: typeof usersRoute
    //     parentRoute: typeof layoutAuthRoute
    // },
    // '/system/roles': {
    //     preLoaderRoute: typeof rolesRoute
    //     parentRoute: typeof layoutAuthRoute
    // },
    '/welcome': {
      preLoaderRoute: typeof rootRoute
      parentRoute: typeof layoutAuthRoute
    },
  }
}

const modules = import.meta.glob('./pages/**/*.{jsx,tsx}')

console.log(modules)

const generateDynamicRoutes = (menuData: MenuItem[], parentRoute: AnyRoute) => {
  // 递归生成路由，如果有routes则递归生成子路由

  const generateRoutes = (menu: MenuItem, parentRoute: AnyRoute) => {
    const path = menu.path?.replace(parentRoute.options?.path, '')
    const isLayout = menu.children && menu.children.length > 0 && menu.type === 'menu'

    if (isLayout && (!menu.path || !menu.component)) {
      //没有component的layout，直接返回
      return createRoute({
        getParentRoute: () => layoutAuthRoute,
        id: `/layout-no-path-${generateUUID()}`,
        component: EmptyLayout,
      })
    }

    // @ts-ignore 添加menu属性，方便后面获取
    const options = {
      getParentRoute: () => parentRoute,
      menu,
    } as any

    if (isLayout) {
      options.id = path ?? `/layout-${generateUUID()}`
    } else {
      if (!path) {
        console.log(`${menu.name}没有设置视图`)
        options.id = menu.meta.name
      } else {
        options.path = path
      }
    }

    let component = menu.component
    // menu.type
    // 1,组件(页面)，2，IFrame，3，外链接，4，按钮
    if (menu.type === 'iframe') {
      component = '@/components/Iframe'
    }

    //处理component路径
    component = component.replace(/^\/pages/, '')
    component = component.replace(/^\//, '')

    return createRoute({
      ...options,
      // @ts-ignore fix import
      component: lazyRouteComponent(() => {

        //处理最后可能包含index || index.tsx || index.jsx
        if (component.endsWith('.tsx')) {
          component = component.replace(/\.tsx$/, '')
        }
        if (component.endsWith('.jsx')) {
          component = component.replace(/\.jsx$/, '')
        }
        if (component.endsWith('/index')) {
          component = component.replace(/\/index$/, '')
        }

        let module: () => Promise<any>
        //优先匹配无index的情况
        if (modules[`./pages/${component}.tsx`] || modules[`./pages/${component}.jsx`]) {
          module = modules[`./pages/${component}.tsx`] || modules[`./pages/${component}.jsx`]
        } else {
          module = modules[`./pages/${component}/index.tsx`] || modules[`./pages/${component}/index.jsx`]
        }

        if (!module) {
          return NotFound
        }

        return module().then((d: any) => {
          // console.log(d)
          if (d.Route) {
            d.Route.update({
              path: menu.path,
            })
          }
          return d
        })
      }),
      notFoundComponent: NotFound,
    })
  }

  // 对menuData递归生成路由，只处理type =1 的菜单
  const did = (menus: MenuItem[], parentRoute: AnyRoute) => {
    return menus.filter((item) => item.type === 'menu').map((item, index) => {
      // 如果有children则递归生成子路由，同样只处理type =1 的菜单
      const route = generateRoutes(item, parentRoute)

      // console.log(route)
      if (item.children && item.children.length > 0) {
        const children = did(item.children, route)
        if (children.length > 0) {
          route.addChildren(children)
        }
      }
      route.init({ originalIndex: index })
      return route
    })
  }

  const routes = did(menuData, parentRoute)

  parentRoute.addChildren(routes)

}
const routeTree = rootRoute.addChildren(
        [
          //非Layout
          loginRoute,
          emptyRoute,

          //不带权限Layout
          layoutNormalRoute.addChildren([
            notAuthRoute,
          ]),

          //带权限Layout
          // dashboardRoute,
          authRoute.addChildren(
                  [
                    layoutAuthRoute
                    /*.addChildren(
                      [
                        menusRoute,
                        departmentsRoute,
                        usersRoute,
                        rolesRoute,
                      ]
                    ),*/
                  ]),
        ]
)


export const RootProvider = memo((props: { context: Partial<IRootContext> }) => {

  const { data: menuData, isLoading, refetch } = useAtomValue(userMenuDataAtom)

  const isFetchRef = useRef(false)

  useEffect(() => {

    if (isFetchRef.current) {
      return
    }
    isFetchRef.current = true
    refetch()

  }, [])

  if (isLoading) {
    return <PageLoading/>
  }

  generateDynamicRoutes(menuData ?? [], layoutAuthRoute)

  // const hashHistory = createHashHistory()

  const router = createRouter({
    routeTree,
    // history: hashHistory,
    context: { queryClient, menuData: [] },
    defaultPreload: 'intent',
    defaultPendingComponent: () => <Loading loading={true} delay={100}/>
  })


  return (
          <QueryClientProvider client={queryClient}>
            <RouterProvider router={router} context={{ ...props.context, menuData, queryClient }}/>
          </QueryClientProvider>
  )
})

export default RootProvider