import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import {
  Outlet,
  Link,
  createRootRouteWithContext,
  useRouter,
  HeadContent,
  Scripts,
} from "@tanstack/react-router";
import { useState } from "react";

import appCss from "../styles.css?url";
import { VaultProvider } from "@/lib/vault-context";
import { Toaster } from "@/components/ui/sonner";

function NotFoundComponent() {
  return (
    <div className="flex min-h-screen items-center justify-center bg-background px-4">
      <div className="max-w-md text-center">
        <h1 className="text-7xl font-display text-gold">404</h1>
        <h2 className="mt-4 text-xl font-semibold">Página não encontrada</h2>
        <p className="mt-2 text-sm text-muted-foreground">
          A página que você procura não existe ou foi movida.
        </p>
        <div className="mt-6">
          <Link
            to="/"
            className="inline-flex items-center justify-center rounded-md bg-primary px-4 py-2 text-sm font-medium text-primary-foreground hover:opacity-90"
          >
            Ir para o início
          </Link>
        </div>
      </div>
    </div>
  );
}

function ErrorComponent({ error, reset }: { error: Error; reset: () => void }) {
  console.error(error);
  const router = useRouter();
  return (
    <div className="flex min-h-screen items-center justify-center bg-background px-4">
      <div className="max-w-md text-center">
        <h1 className="text-xl font-semibold">Algo deu errado</h1>
        <p className="mt-2 text-sm text-muted-foreground">{error.message}</p>
        <div className="mt-6 flex justify-center gap-2">
          <button
            onClick={() => { router.invalidate(); reset(); }}
            className="rounded-md bg-primary px-4 py-2 text-sm font-medium text-primary-foreground"
          >
            Tentar novamente
          </button>
        </div>
      </div>
    </div>
  );
}

export const Route = createRootRouteWithContext<{ queryClient: QueryClient }>()({
  head: () => ({
    meta: [
      { charSet: "utf-8" },
      { name: "viewport", content: "width=device-width, initial-scale=1, viewport-fit=cover" },
      { title: "AppPass — Seu cofre de senhas e cartões" },
      { name: "description", content: "Organize senhas de sites, apps e cartões com criptografia ponta-a-ponta e desbloqueio por biometria." },
      { name: "theme-color", content: "#0a2620" },
      { name: "apple-mobile-web-app-capable", content: "yes" },
      { name: "apple-mobile-web-app-status-bar-style", content: "black-translucent" },
      { name: "apple-mobile-web-app-title", content: "AppPass" },
      { property: "og:title", content: "AppPass — Cofre seguro de senhas" },
      { property: "og:description", content: "Criptografia local, biometria e organização por categorias." },
      { property: "og:type", content: "website" },
    ],
    links: [
      { rel: "manifest", href: "/manifest.json" },
      { rel: "apple-touch-icon", href: "/icons/icon-192x192.png" },
      { rel: "stylesheet", href: appCss },
      { rel: "preconnect", href: "https://fonts.googleapis.com" },
      { rel: "preconnect", href: "https://fonts.gstatic.com", crossOrigin: "anonymous" },
      { rel: "stylesheet", href: "https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@400;500;600;700&display=swap" },
    ],
  }),
  shellComponent: RootShell,
  component: RootComponent,
  notFoundComponent: NotFoundComponent,
  errorComponent: ErrorComponent,
});

function RootShell({ children }: { children: React.ReactNode }) {
  return (
    <html lang="pt-BR">
      <head><HeadContent /></head>
      <body style={{ fontFamily: "Inter, system-ui, sans-serif" }}>
        {children}
        <Scripts />
      </body>
    </html>
  );
}

function RootComponent() {
  const [queryClient] = useState(() => new QueryClient());
  return (
    <QueryClientProvider client={queryClient}>
      <VaultProvider>
        <Outlet />
        <Toaster richColors theme="dark" position="top-center" />
      </VaultProvider>
    </QueryClientProvider>
  );
}
