import { Router, isNavigationFailure } from 'vue-router';
import type { RouteRecordRaw } from 'vue-router';
import { loginCheck } from '@/utils/router';
import { useUser } from '@/store/modules/user';
import { useAsyncRoute } from '@/store/modules/asyncRoute';
import { PageEnum } from '@/enums/pageEnum';
import { ErrorPageRoute } from '@/router/base';
import { useProjectSetting } from '@/store/modules/projectSetting';

const LOGIN_PATH = PageEnum.BASE_LOGIN;
const whitePathList = [LOGIN_PATH]; // 没有重定向白名单

export async function createRouterGuards(router: Router) {
  const userStore = useUser();
  const asyncRouteStore = useAsyncRoute();
  const useProjectSettingStore = useProjectSetting();
  // 前置;
  router.beforeEach(async (to, from, next) => {
    const Loading = window['$loading'] || null;
    Loading && Loading.start();

    if (from.path === LOGIN_PATH && to.name === 'errorPage') {
      next(PageEnum.BASE_HOME);
      return;
    }

    if (whitePathList.includes(to.path as PageEnum)) {
      next();
      return;
    }

    if (!loginCheck()) {
      // 不需要登录鉴权的路由
      if (to.meta.ignoreAuth) {
        next();
        return;
      }
      // 重定向到登录页
      const redirectData: {
        path: string;
        replace: boolean;
        query?: Recordable<string>;
      } = {
        path: LOGIN_PATH,
        replace: true,
      };

      if (to.path) {
        redirectData.query = {
          ...redirectData.query,
          redirect: to.path,
        };
      }

      next(redirectData);
      return;
    }

    if (asyncRouteStore.getIsDynamicRouteAdded) {
      next();
      return;
    }

    try {
      await userStore.getInfo();
      await useProjectSettingStore.setProjectSetting();
      const routes = await asyncRouteStore.generateRoutes();
      // 动态添加可访问路由表
      routes.forEach((item: unknown) => {
        router.addRoute(item as unknown as RouteRecordRaw);
      });
    } catch (error) {
      next(LOGIN_PATH);
    }

    //添加404
    const isErrorPage = router
      .getRoutes()
      .findIndex((item) => item.name === ErrorPageRoute.name);

    if (isErrorPage === -1) {
      router.addRoute(ErrorPageRoute as unknown as RouteRecordRaw);
    }

    const redirectPath = (from.query.redirect || to.path) as string;

    const redirect = decodeURIComponent(redirectPath);
    const nextData =
      to.path === redirect ? { ...to, replace: true } : { path: redirect };
    asyncRouteStore.setDynamicRouteAdded(true);
    next(nextData);
    Loading && Loading.finish();
  });

  router.afterEach((to, _, failure) => {
    document.title = (to?.meta?.title as string) || document.title;
    if (isNavigationFailure(failure)) {
      console.log('导航失败', failure);
    }
    const asyncRouteStore = useAsyncRoute();
    // 在这里设置需要缓存的组件名称
    const keepAliveComponents = asyncRouteStore.keepAliveComponents;
    const currentComName: any = to.matched.find(
      (item) => item.name == to.name
    )?.name;
    if (
      currentComName &&
      !keepAliveComponents.includes(currentComName) &&
      to.meta?.keepAlive
    ) {
      // 需要缓存的组件
      keepAliveComponents.push(currentComName);
    } else if (!to.meta?.keepAlive || to.name == 'Redirect') {
      // 不需要缓存的组件
      const index = asyncRouteStore.keepAliveComponents.findIndex(
        (name) => name == currentComName
      );
      if (index != -1) {
        keepAliveComponents.splice(index, 1);
      }
    }
    asyncRouteStore.setKeepAliveComponents(keepAliveComponents);
    const Loading = window['$loading'] || null;
    Loading && Loading.finish();
  });

  router.onError((error) => {
    console.log(error, '路由错误');
  });
}