KnockOutWhist-Frontend/src/router/index.ts

import { createRouter, createWebHistory } from 'vue-router'
import LoginView from '../views/LoginView.vue'
import RegisterView from '../views/RegisterView.vue'
import UsernameSelectionView from '../views/UsernameSelectionView.vue'
import MainMenuView from '../views/MainMenuView.vue'
import createGameView from '../views/CreateGame.vue'
import joinGameView from "@/views/JoinGameView.vue";
import defaultMenu from "../components/DefaultMenu.vue"
import axios from "axios";
import { useUserInfo } from "@/composables/useUserInfo";
import rulesView from "../components/Rules.vue";
import Game from "@/views/Game.vue";
import OfflineView from "@/views/OfflineView.vue";
const api = window?.__RUNTIME_CONFIG__?.API_URL;

const router = createRouter({
  history: createWebHistory(import.meta.env.BASE_URL),
  routes: [
    {
      path: '/',
      component: MainMenuView,
      meta: { requiresAuth: false },
      children: [
        {
          path: '',
          name: 'mainmenu',
          component: defaultMenu,
          meta: { requiresAuth: false }
        },
        {
          path: 'create',
          name: 'create-Game',
          component: createGameView,
          meta: {requiresAuth: true }
        },
        {
          path: 'join',
          name: 'join-Game',
          component: joinGameView,
          meta: {requiresAuth: true }
        },
        {
          path: 'rules',
          name: 'rules-Game',
          component: rulesView,
          meta: {requiresAuth: false }
        },
      ],
    },
    {
      path: '/login',
      name: 'login',
      component: LoginView,
      meta: { requiresAuth: false }
    },
    {
      path: '/register',
      name: 'register',
      component: RegisterView,
      meta: { requiresAuth: false }
    },
    {
      path: '/select-username',
      name: 'select-username',
      component: UsernameSelectionView,
      meta: { requiresAuth: false }
    },
    {
      path: '/game',
      name: 'game',
      component: Game,
      meta: {requiresAuth: true }
    },
    {
      path: '/offline',
      name: 'offline',
      component: OfflineView,
      meta: {requiresAuth: false }
    }
  ],
})

router.beforeEach(async (to, from, next) => {
  const info = useUserInfo();
  const isOnline = navigator.onLine;
  
  if (to.name === 'offline') {
    if (isOnline) {
      try {
        await info.requestState();
        if (!info.username) {
          info.clearUserInfo();
          return next('/login');
        }
        return next({ name: 'mainmenu' });
      } catch (err) {
        info.clearUserInfo();
        return next('/login');
      }
    } else {
      return next();
    }
  }
  
  if (!isOnline) {
    return next({ name: 'offline' });
  }

  if (!to.meta.requiresAuth) return next();
  
  try {
    await info.requestState();
    if (!info.username) {
      info.clearUserInfo();
      return next('/login');
    }
    if (info.gameId && to.name !== 'game') {
      return next({ name: 'game' });
    }
    next();
  } catch (err) {
    console.error("Routing Error", err);
    info.clearUserInfo();
    next('/login');
  }
});

export default router