import { StrictMode } from "react";
import { createRoot } from "react-dom/client";
import { BrowserRouter } from "react-router-dom";
import { QueryClient } from "@tanstack/react-query";
import { PersistQueryClientProvider } from "@tanstack/react-query-persist-client";
import { createAsyncStoragePersister } from "@tanstack/query-async-storage-persister";
import { get, set, del } from "idb-keyval";
import "./index.css";
import App from "./App.tsx";

/**
 * IndexedDB-backed query cache — replaces the old server-side 36h anime-data
 * cache / permanent translation cache now that there's no server. Anime
 * responses and translations survive tab reloads, so returning visitors don't
 * re-fetch/re-translate everything on every page load.
 */
const idbPersister = createAsyncStoragePersister({
  storage: {
    getItem: (key: string) => get(key),
    setItem: (key: string, value: string) => set(key, value),
    removeItem: (key: string) => del(key),
  },
});

const queryClient = new QueryClient({
  defaultOptions: {
    queries: {
      staleTime: 5 * 60 * 1000,
      refetchOnWindowFocus: false,
      retry: 1,
    },
  },
});

createRoot(document.getElementById("root")!).render(
  <StrictMode>
    <PersistQueryClientProvider
      client={queryClient}
      persistOptions={{ persister: idbPersister, maxAge: 36 * 60 * 60 * 1000 }}
    >
      <BrowserRouter>
        <App />
      </BrowserRouter>
    </PersistQueryClientProvider>
  </StrictMode>,
);