From 4ba37b3cfe00df516d714f529203093a3c6274f5 Mon Sep 17 00:00:00 2001
From: scout <1134087124@qq.com>
Date: Mon, 11 Mar 2024 11:28:51 +0800
Subject: [PATCH] add autoupdate

---
 src/main.js              |  2 +-
 src/utils/auto-update.js | 60 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 src/utils/auto-update.js

diff --git a/src/main.js b/src/main.js
index 2cfa29a..1a7fe23 100644
--- a/src/main.js
+++ b/src/main.js
@@ -8,7 +8,7 @@ import Antd from "ant-design-vue";
 import "ant-design-vue/dist/reset.css";
 import ElementPlus from 'element-plus'
 import 'element-plus/dist/index.css'
-
+import './utils/auto-update'
 async function bootstrap() {
   const app = createApp(App)
   setupAssets()
diff --git a/src/utils/auto-update.js b/src/utils/auto-update.js
new file mode 100644
index 0000000..19b1c5b
--- /dev/null
+++ b/src/utils/auto-update.js
@@ -0,0 +1,60 @@
+import {ElMessage, ElMessageBox} from 'element-plus'
+
+let lastSrcs;
+
+const scriptReg = /\<script.*src=["'](?<src>[^"']+)/gm;
+
+// 获取最新的 script src
+async function extractNewScripts() {
+  const html = await fetch("/?_timestamp=" + Date.now()).then((res) =>
+    res.text()
+  );
+  scriptReg.lastIndex = 0;
+  let result = [];
+  let match;
+  while ((match = scriptReg.exec(html))) {
+    result.push(match.groups.src);
+    
+  }
+  return result;
+}
+// 判断是否需要更新
+async function needUpdate() {
+  const newScripts = await extractNewScripts();
+  if (!lastSrcs) {
+    lastSrcs = newScripts;
+    return false;
+  }
+  let result = false;
+  if (newScripts.length !== lastSrcs.length) {
+    result = true;
+  } else {
+    for (let i = 0; i < newScripts.length; i++) {
+      if (newScripts[i] !== lastSrcs[i]) {
+        result = true;
+        break;
+      }
+    }
+  }
+  lastSrcs = newScripts;
+  return result;
+}
+// 间隔五分钟
+const DURATION = 100 * 6 * 5;
+function autoRefresh() {
+  setTimeout(async () => {
+    const willUpdate = await needUpdate();
+    if (willUpdate) {
+    ElMessageBox.confirm('点击确定刷新页面，取消则继续使用旧版本', '提示', {
+            confirmButtonText: '确定',
+            cancelButtonText: '取消',
+            type: 'warning'
+          }).then(async () => {
+          
+          })
+    }
+    autoRefresh();
+  }, DURATION);
+}
+
+autoRefresh();