From 575408748c2dfeca2f5c817d74a1e97543277859 Mon Sep 17 00:00:00 2001
From: Deploy Bot <deploy@sysbrain.io>
Date: Mon, 2 Nov 2026 22:38:28 -0300
Subject: [PATCH] sw: cache v2 + network-first para shell e /content (evita
 tela branca com cache antigo apos deploy)

---
 app/public/sw.js         | 46 +++++++++++++++++++++++++++++++++++++---
 app/tsconfig.tsbuildinfo |  2 +-
 2 files changed, 44 insertions(+), 4 deletions(-)

diff --git a/app/public/sw.js b/app/public/sw.js
index bd6fb3a..6068e47 100644
--- a/app/public/sw.js
+++ b/app/public/sw.js
@@ -8,7 +8,7 @@
  * Objetivo: modo resgate offline — frases + áudio já baixados funcionam no avião.
  */
 
-const CACHE_NAME = "italiano-vivo-v1";
+const CACHE_NAME = "italiano-vivo-v2";
 const SHELL_ASSETS = ["/", "/index.html"];
 
 // ─── Install: pré-cache do shell ───
@@ -54,10 +54,28 @@ self.addEventListener("fetch", (event) => {
 });
 
 /**
- * Cache-first: tenta cache, se não achar vai na rede (sem salvar no cache).
- * Usado para shell/assets que são pré-cachados no install.
+ * Network-first para o shell (HTML): sempre busca a versao mais nova e
+ * atualiza o cache em background. Evita o app ficar preso numa build antiga
+ * apos deploy. Assets versionados (/assets/*-hash) podem ser cache-first
+ * porque o nome muda a cada build.
  */
 async function cacheFirst(request) {
+  const url = new URL(request.url);
+  const isShellHtml = url.pathname === "/" || url.pathname === "/index.html" || url.pathname === "/sw.js";
+  if (isShellHtml) {
+    try {
+      const fresh = await fetch(request);
+      if (fresh.ok) {
+        const cache = await caches.open(CACHE_NAME);
+        cache.put(request, fresh.clone());
+      }
+      return fresh;
+    } catch (_err) {
+      const cached = await caches.match(request);
+      if (cached) return cached;
+      throw _err;
+    }
+  }
   const cached = await caches.match(request);
   if (cached) return cached;
   return fetch(request);
@@ -69,6 +87,28 @@ async function cacheFirst(request) {
  * Usado para /content/* e /audio/* que são baixados sob demanda.
  */
 async function cacheFirstWithRuntimeCache(request) {
+  // Network-first para /content/* (JSON de missoes pode ser corrigido a qualquer
+  // momento; cache antigo nao deve esconder o novo). Audio e imutavel -> cache-first.
+  const url = new URL(request.url);
+  if (url.pathname.startsWith("/content/")) {
+    try {
+      const response = await fetch(request);
+      if (response.ok) {
+        const cache = await caches.open(CACHE_NAME);
+        cache.put(request, response.clone());
+      }
+      return response;
+    } catch (_err) {
+      const cached = await caches.match(request);
+      if (cached) return cached;
+      return new Response("Offline — Italiano Vivo", {
+        status: 503,
+        statusText: "Service Unavailable",
+        headers: { "Content-Type": "text/plain" },
+      });
+    }
+  }
+
   const cached = await caches.match(request);
   if (cached) return cached;
 
diff --git a/app/tsconfig.tsbuildinfo b/app/tsconfig.tsbuildinfo
index 30af50b..18eceae 100644
--- a/app/tsconfig.tsbuildinfo
+++ b/app/tsconfig.tsbuildinfo
@@ -1 +1 @@
-{"root":["./src/db/db.ts","./src/engine/srs.ts","./src/types/content.ts","./src/app.tsx","./src/main.tsx"],"version":"5.9.3"}
\ No newline at end of file
+{"root":["./src/db/db.ts","./src/engine/srs.ts","./src/types/content.ts","./src/App.tsx","./src/main.tsx"],"version":"5.9.3"}
\ No newline at end of file