first commit

web/sw.js

@@ -0,0 +1,55 @@
+const CACHE_NAME = "drivers-garage-v1";
+const APP_SHELL = [
+  "/",
+  "/static/app.js",
+  "/static/styles.css",
+  "/static/icon.svg",
+  "/manifest.webmanifest",
+];
+
+self.addEventListener("install", (event) => {
+  event.waitUntil(caches.open(CACHE_NAME).then((cache) => cache.addAll(APP_SHELL)));
+  self.skipWaiting();
+});
+
+self.addEventListener("activate", (event) => {
+  event.waitUntil(
+    caches
+      .keys()
+      .then((keys) => Promise.all(keys.filter((key) => key !== CACHE_NAME).map((key) => caches.delete(key)))),
+  );
+  self.clients.claim();
+});
+
+self.addEventListener("fetch", (event) => {
+  const { request } = event;
+  if (request.method !== "GET") return;
+  if (new URL(request.url).pathname.startsWith("/api/")) return;
+  event.respondWith(
+    fetch(request)
+      .then((response) => {
+        const copy = response.clone();
+        caches.open(CACHE_NAME).then((cache) => cache.put(request, copy));
+        return response;
+      })
+      .catch(() => caches.match(request).then((cached) => cached || caches.match("/"))),
+  );
+});
+
+self.addEventListener("push", (event) => {
+  const data = event.data?.json?.() || {};
+  event.waitUntil(
+    self.registration.showNotification(data.title || "Гараж", {
+      body: data.body || "Пора обновить данные по автомобилю.",
+      icon: "/static/icon.svg",
+      badge: "/static/icon.svg",
+      tag: data.tag || "drivers-garage-reminder",
+      data: data.url || "/",
+    }),
+  );
+});
+
+self.addEventListener("notificationclick", (event) => {
+  event.notification.close();
+  event.waitUntil(clients.openWindow(event.notification.data || "/"));
+});