sw.js

const CACHE_NAME = 'cve-mentor-cache-v1';
const URLS_TO_CACHE = [
  '/',
  '/index.html',
  '/index.tsx',
  '/App.tsx',
  '/types.ts',
  '/constants.ts',
  '/services/geminiService.ts',
  '/components/icons.tsx',
  '/components/Header.tsx',
  '/components/CveCard.tsx',
  '/components/SearchCVEsView.tsx',
  '/components/ChatView.tsx',
  '/metadata.json',
  '/icon.svg',
  '/manifest.json',
  'https://cdn.tailwindcss.com',
  'https://esm.sh/react@^19.1.1',
  'https://esm.sh/react-dom@^19.1.1/client',
  'https://esm.sh/@google/genai@^1.12.0'
];

self.addEventListener('install', event => {
  event.waitUntil(
    caches.open(CACHE_NAME)
      .then(cache => {
        console.log('Opened cache');
        return cache.addAll(URLS_TO_CACHE);
      })
  );
});

self.addEventListener('fetch', event => {
  // Ignora requisições que não são GET (ex: chamadas de API POST)
  if (event.request.method !== 'GET') {
    return;
  }

  event.respondWith(
    caches.match(event.request)
      .then(response => {
        // Retorna a resposta do cache se encontrada
        if (response) {
          return response;
        }

        // Caso contrário, busca na rede, armazena em cache e retorna
        return fetch(event.request).then(
          response => {
            // Verifica se a resposta é válida
            if (!response || response.status !== 200 || (response.type !== 'basic' && response.type !== 'cors')) {
              return response;
            }

            const responseToCache = response.clone();

            caches.open(CACHE_NAME)
              .then(cache => {
                cache.put(event.request, responseToCache);
              });

            return response;
          }
        );
      })
  );
});

self.addEventListener('activate', event => {
  const cacheWhitelist = [CACHE_NAME];
  event.waitUntil(
    caches.keys().then(cacheNames => {
      return Promise.all(
        cacheNames.map(cacheName => {
          if (cacheWhitelist.indexOf(cacheName) === -1) {
            return caches.delete(cacheName);
          }
        })
      );
    })
  );
});