From 176ccba64529fd015caa544186edb8694e6a4ec1 Mon Sep 17 00:00:00 2001
From: Haoqun Jiang <haoqunjiang@gmail.com>
Date: Tue, 16 Nov 2021 15:45:52 +0800
Subject: [PATCH] docs: add a self-destroying service worker to the vitepress
 build output

---
 docs/.vitepress/config.js                     | 47 +++++++------------
 .../self-destroying-service-worker.js         | 38 +++++++++++++++
 2 files changed, 56 insertions(+), 29 deletions(-)
 create mode 100644 docs/.vitepress/self-destroying-service-worker.js

diff --git a/docs/.vitepress/config.js b/docs/.vitepress/config.js
index 7e949dbdf6..6e9786b363 100644
--- a/docs/.vitepress/config.js
+++ b/docs/.vitepress/config.js
@@ -1,6 +1,23 @@
-const { VitePWA } = require('vite-plugin-pwa')
+const fs = require('fs')
+const path = require('path')
+
+const selfDestroyingSWVitePlugin = {
+  name: 'generate-self-destroying-service-worker',
+  buildStart() {
+    this.emitFile({
+      type: 'asset',
+      fileName: 'service-worker.js',
+      source: fs.readFileSync(path.join(__dirname, './self-destroying-service-worker.js'), 'utf-8')
+    })
+  }
+}
 
 module.exports = {
+  vite: {
+    // to destroy the service worker used by the previous vuepress build
+    plugins: [selfDestroyingSWVitePlugin]
+  },
+
   locales: {
     '/': {
       lang: 'en-US',
@@ -647,32 +664,4 @@ module.exports = {
       }
     }
   },
-
-  vite: {
-    plugins: [
-      VitePWA({
-        registerType: 'prompt',
-        manifest: {
-          'name': 'Vue CLI',
-          'short_name': 'Vue CLI',
-          'icons': [
-            {
-              'src': '/icons/android-chrome-192x192.png',
-              'sizes': '192x192',
-              'type': 'image/png'
-            },
-            {
-              'src': '/icons/android-chrome-512x512.png',
-              'sizes': '512x512',
-              'type': 'image/png'
-            }
-          ],
-          'start_url': '/index.html',
-          'display': 'standalone',
-          'background_color': '#fff',
-          'theme_color': '#3eaf7c'
-        }
-      })
-    ]
-  }
 }
diff --git a/docs/.vitepress/self-destroying-service-worker.js b/docs/.vitepress/self-destroying-service-worker.js
new file mode 100644
index 0000000000..9cfd20cecd
--- /dev/null
+++ b/docs/.vitepress/self-destroying-service-worker.js
@@ -0,0 +1,38 @@
+// https://github.com/NekR/self-destroying-sw
+
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Arthur Stolyar <nekr.fabula@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+ self.addEventListener('install', function(e) {
+  self.skipWaiting();
+});
+
+self.addEventListener('activate', function(e) {
+  self.registration.unregister()
+    .then(function() {
+      return self.clients.matchAll();
+    })
+    .then(function(clients) {
+      clients.forEach(client => client.navigate(client.url))
+    });
+});