import { createRouter, createWebHistory } from "vue-router";

import LayOut from "@/layout/index.vue";
import { sessionStorageTool } from "@/utils/storage";
import { SESSION_STORAGE_KEYS } from "@/constants/storage";

const router = createRouter({
  routes: [
    {
      path: "/",
      component: LayOut,
      children: [
        {
          path: "exam",
          name: "exam",
          component: () => import("@/pages/exam-manage/index.vue"),
        },
        {
          path: "subjects",
          name: "subjects",
          component: () => import("@/pages/subjects-manage/index.vue"),
        },
        {
          path: "user",
          name: "user",
          component: () => import("@/pages/user-manage/index.vue"),
        },
        {
          path: "school",
          name: "school",
          component: () => import("@/pages/school-manage/index.vue"),
        },
      ],
    },
    {
      path: "/",
      name: "login",
      component: () => import("@/pages/login/index.vue"),
    },
  ],
  history: createWebHistory(),
});

router.beforeEach((to, from, next) => {
  if (to.name === "login") {
    sessionStorageTool.remove(SESSION_STORAGE_KEYS.LOGIN_RESULT);
    return next();
  }
  if (!sessionStorageTool.get(SESSION_STORAGE_KEYS.LOGIN_RESULT)) {
    return next({ name: "login" });
  }
  next();
});

export default router;