From bebb63c1de8456efd29cb53a314839707fbd430a Mon Sep 17 00:00:00 2001
From: Grzegorz Kucmierz <gkucmierz@gmail.com>
Date: Fri, 27 Feb 2026 04:50:39 +0000
Subject: [PATCH] feat: improve PWA update mechanism with visibility check

---
 src/App.vue                     |  2 +
 src/components/ReloadPrompt.vue | 94 +++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 src/components/ReloadPrompt.vue

diff --git a/src/App.vue b/src/App.vue
index baf2eee..693884b 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -5,6 +5,7 @@ import Header from './components/Header.vue'
 import Footer from './components/Footer.vue'
 import Sidebar from './components/Sidebar.vue'
 import InstallPrompt from './components/InstallPrompt.vue'
+import ReloadPrompt from './components/ReloadPrompt.vue'
 
 const isSidebarOpen = ref(window.innerWidth >= 768)
 const router = useRouter()
@@ -53,6 +54,7 @@ onUnmounted(() => {
   </div>
   <Footer />
   <InstallPrompt />
+  <ReloadPrompt />
 </template>
 
 <style scoped>
diff --git a/src/components/ReloadPrompt.vue b/src/components/ReloadPrompt.vue
new file mode 100644
index 0000000..56c331b
--- /dev/null
+++ b/src/components/ReloadPrompt.vue
@@ -0,0 +1,94 @@
+<script setup>
+import { useRegisterSW } from 'virtual:pwa-register/vue'
+import { watch, onMounted } from 'vue'
+
+// Zmieniamy na autoUpdate w configu, więc tutaj tylko nasłuchujemy i ewentualnie wymuszamy
+const {
+  needRefresh,
+  updateServiceWorker,
+} = useRegisterSW({
+  immediate: true,
+  onRegistered(r) {
+    // Sprawdzaj aktualizacje co godzinę
+    r && setInterval(() => {
+      r.update()
+    }, 60 * 60 * 1000)
+  }
+})
+
+const updateSW = async () => {
+  if ('serviceWorker' in navigator) {
+    try {
+      const registration = await navigator.serviceWorker.ready
+      console.log('Checking for SW update...')
+      await registration.update()
+    } catch (e) {
+      console.error('Failed to update SW:', e)
+    }
+  }
+}
+
+onMounted(() => {
+  // Check on load
+  updateSW()
+
+  // Check when app becomes visible again (e.g. switching tabs/apps)
+  document.addEventListener('visibilitychange', () => {
+    if (document.visibilityState === 'visible') {
+      updateSW()
+    }
+  })
+})
+</script>
+
+<template>
+  <div
+    v-if="needRefresh"
+    class="pwa-toast"
+    role="alert"
+  >
+    <div class="message">
+      New content available, click on reload button to update.
+    </div>
+    <button @click="updateServiceWorker()">
+      Reload
+    </button>
+  </div>
+</template>
+
+<style scoped>
+.pwa-toast {
+  position: fixed;
+  right: 0;
+  bottom: 0;
+  margin: 16px;
+  padding: 12px;
+  border: 1px solid var(--glass-border);
+  border-radius: 4px;
+  z-index: 10000;
+  text-align: left;
+  box-shadow: var(--glass-shadow);
+  background-color: var(--glass-bg);
+  backdrop-filter: blur(10px);
+  color: var(--text-color);
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.pwa-toast button {
+  border: 1px solid var(--glass-border);
+  outline: none;
+  margin-right: 5px;
+  border-radius: 2px;
+  padding: 3px 10px;
+  cursor: pointer;
+  background: var(--button-bg);
+  color: var(--text-color);
+  transition: all 0.2s;
+}
+
+.pwa-toast button:hover {
+  background: var(--button-hover-bg);
+}
+</style>