/**
 * router/index.ts
 *
 * Automatic routes for `./src/pages/*.vue`
 */

import { setupLayouts } from 'virtual:generated-layouts'
// Composables
import { createRouter, createWebHistory } from 'vue-router/auto'
import { routes } from 'vue-router/auto-routes'

const router = createRouter({
  history: createWebHistory(import.meta.env.BASE_URL),
  routes: setupLayouts(routes),
})

// Workaround for https://github.com/vitejs/vite/issues/11804
router.onError((err, to) => {
  if (err?.message?.includes?.('Failed to fetch dynamically imported module')) {
    if (localStorage.getItem('vuetify:dynamic-reload')) {
      console.error('Dynamic import error, reloading page did not fix it', err)
    } else {
      console.log('Reloading page to fix dynamic import error')
      localStorage.setItem('vuetify:dynamic-reload', 'true')
      location.assign(to.fullPath)
    }
  } else {
    console.error(err)
  }
})

router.isReady().then(() => {
  localStorage.removeItem('vuetify:dynamic-reload')
})

router.beforeEach((to, from, next) => {
  // 如果访问根路径且不是直接输入地址访问
  if (to.path === '/' && from.path !== '/') {
    // 检查是否有保存的路径
    const lastRoute = sessionStorage.getItem('lastRoute')
    const savedPath = localStorage.getItem('lastPath')

    if (lastRoute || savedPath) {
      // 重定向到上次访问的页面
      next(lastRoute || savedPath || '/calculators/paper-tube-weight')
      return
    }
  }

  // 保存当前路由（非首页）
  if (to.path !== '/') {
    sessionStorage.setItem('lastRoute', to.fullPath)
    localStorage.setItem('lastPath', to.fullPath)
  }

  next()

})

export default router