/**
 * 路由配置（对齐 EOM）
 */
import Vue from 'vue';
import NProgress from 'nprogress';
import VueRouter from 'vue-router';
import {
  WHITE_LIST,
  REDIRECT_PATH,
  LAYOUT_PATH,
  SYSTEM_NAME,
  HOME_PATH,
} from '@/config/setting';
import store from '@/store';
import { getToken, setToken, getCurrentUser } from '@/utils/token-util';
import { routes, getMenuRoutes } from './routes';
import { changeRole } from '@/api/layout';

Vue.use(VueRouter);

const router = new VueRouter({
  // 与 EOM 一致：乾坤 /page-hr/ ，独立 /hr/
  base: window.__POWERED_BY_QIANKUN__
    ? `/page-${SYSTEM_NAME}/`
    : `/${SYSTEM_NAME}/`,
  routes,
  mode: 'history',
  scrollBehavior() {
    return { y: 0 };
  },
});

export function getAppRouterBase() {
  return router.options.base;
}

export function resetRouter() {
  const newRouter = new VueRouter({
    base: window.__POWERED_BY_QIANKUN__
      ? `/page-${SYSTEM_NAME}/`
      : `/${SYSTEM_NAME}/`,
    routes,
    mode: 'history',
    scrollBehavior() {
      return { y: 0 };
    },
  });
  router.matcher = newRouter.matcher;
  router.options.base = newRouter.options.base;
}

/**
 * 路由守卫（对齐 EOM）
 */
router.beforeEach((to, from, next) => {
  if (!from.path.includes(REDIRECT_PATH)) {
    NProgress.start();
  }

  if (getToken()) {
    // 还未注册动态路由则先获取
    if (!store.state.user.menus) {
      store
        .dispatch('user/fetchUserInfo')
        .then(({ menus, homePath, authoritiesRouter }) => {
          if (menus) {
            router.addRoute(
              getMenuRoutes(
                [...menus, ...(authoritiesRouter || [])],
                homePath || HOME_PATH,
              ),
            );
            next({ ...to, replace: true });
          } else {
            // 与 EOM：无菜单时仍放行，避免卡死；侧栏由门户按 /page-hr 维护
            next();
          }
        })
        .catch((e) => {
          console.error(e);
          next();
        });
    } else {
      // 热更新等导致动态路由丢失时补注册
      if (routes.length >= router.getRoutes()?.length) {
        router.addRoute(
          getMenuRoutes(
            [
              ...store.state.user.menus,
              ...(store.state.user.authoritiesRouter || []),
            ],
            HOME_PATH,
          ),
        );
        next({ ...to });
      } else {
        next();
      }
    }
  } else if (WHITE_LIST.includes(to.path)) {
    next();
  } else {
    next({
      path: '/login',
      query: to.path === LAYOUT_PATH ? {} : { from: to.path },
    });
  }
});

router.afterEach((to) => {
  if (!to.path.includes(REDIRECT_PATH) && NProgress.isStarted()) {
    setTimeout(() => {
      NProgress.done(true);
    }, 200);
  }
});

router.roleChange = async ({ menus, homePath, authoritiesRouter }) => {
  const currentUser = getCurrentUser();
  if (menus && menus.length > 0) {
    router.addRoute(
      getMenuRoutes([...menus, ...(authoritiesRouter || [])], homePath),
    );
    if (
      router.currentRoute.path != (menus[0].redirect || menus[0].path)
    ) {
      await router.replace({
        path: menus[0].redirect || menus[0].path,
      });
    }
    const newToken = await changeRole({
      groupId: currentUser.currentGroupId,
      roleId: currentUser.currentRoleId,
    });
    setToken(newToken);
    setTimeout(() => {
      window.location.reload();
    }, 100);
  }
};

export function getRouter() {
  return router;
}

export default router;