chore: 路由切换时检测前端版本更新（原为定时器检测）

src/router/permission.ts

@@ -1,9 +1,61 @@
-import { Message } from '@arco-design/web-vue'
+import { Button, Message, Notification, Space } from '@arco-design/web-vue'
 import router from '@/router'
 import { useRouteStore, useUserStore } from '@/stores'
 import { getToken } from '@/utils/auth'
 import { isHttp } from '@/utils/validate'
 
+// 版本更新
+let versionTag: string | null = null // 版本标识
+// 更新
+const onUpdateSystem = (id: string) => {
+  Notification.remove(id)
+  window.location.reload()
+}
+// 关闭更新弹窗
+const onCloseUpdateSystem = (id: string) => {
+  Notification.remove(id)
+}
+// 提示用户更新弹窗
+const handleNotification = () => {
+  const id = `updateModel`
+  Notification.info({
+    id,
+    title: '新版本更新',
+    content: '当前系统检测到有新的版本，请及时更新',
+    duration: 0,
+    closable: true,
+    position: 'bottomRight',
+    footer: () => {
+      return h(Space, {}, () => [h(Button, { type: 'primary', onClick: () => onUpdateSystem(id) }, '更新'), h(Button, { type: 'secondary', onClick: () => onCloseUpdateSystem(id) }, '关闭')])
+    }
+  })
+}
+
+/**
+ * 获取首页的 ETag 或 Last-Modified 值，作为当前版本标识
+ * @returns {Promise<string|null>} 返回 ETag 或 Last-Modified 值
+ */
+const getVersionTag = async () => {
+  const response = await fetch('/', {
+    cache: 'no-cache'
+  })
+  return response.headers.get('etag') || response.headers.get('last-modified')
+}
+
+/**
+ * 比较当前的 ETag 或 Last-Modified 值与最新获取的值
+ */
+const compareTag = async () => {
+  const newVersionTag = await getVersionTag()
+  if (versionTag === null) {
+    versionTag = newVersionTag
+  } else if (versionTag !== newVersionTag) {
+    // 如果 ETag 或 Last-Modified 发生变化，则认为有更新
+    // 提示用户更新
+    handleNotification()
+  }
+}
+
 /** 免登录白名单 */
 const whiteList = ['/login', '/social/callback', '/pwdExpired']
 
@@ -59,4 +111,10 @@ router.beforeEach(async (to, from, next) => {
       next('/login')
     }
   }
+
+  // 生产环境开启检测版本更新
+  const isProd = import.meta.env.PROD
+  if (isProd) {
+    await compareTag()
+  }
 })