import { createRoot } from 'react-dom/client';

// Import polyfills first
import './lib/polyfills.ts';

import { ErrorBoundary } from '@/components/ErrorBoundary';
import App from './App.tsx';
import './index.css';

// Hide Capacitor splash screen once JS is ready
// Uses the global Capacitor object to avoid a hard dependency on the package
if (typeof window !== 'undefined') {
  const cap = (window as unknown as { Capacitor?: { Plugins?: { SplashScreen?: { hide: () => Promise<void> } } } }).Capacitor;
  if (cap?.Plugins?.SplashScreen) {
    cap.Plugins.SplashScreen.hide().catch(() => {});
  }
}

// Clean share links: a bare /verify/<naddr>, /card/<npub>, /coach/<pubkey>/<d>
// or /lab/<craft>/<pubkey>/<d> hits the Netlify SPA fallback (index.html), but
// HashRouter needs the route in the hash — rewrite it.
if (typeof window !== 'undefined' && !window.location.hash) {
  const m = window.location.pathname.match(/^\/(verify|card|coach)\/(.+)$/);
  const labProfile = window.location.pathname.match(/^\/lab\/[^/]+\/[^/]+\/[^/]+$/);
  if (m) window.location.replace(`/#/${m[1]}/${m[2]}${window.location.search}`);
  else if (labProfile) window.location.replace(`/#${window.location.pathname}${window.location.search}`);
}

// Outfit font for body text
import '@fontsource-variable/outfit';
// Bebas Neue — bold condensed display font for headlines
import '@fontsource/bebas-neue';
// Barlow Condensed — tight condensed font for subheadings and UI labels
import '@fontsource/barlow-condensed/400.css';
import '@fontsource/barlow-condensed/600.css';
import '@fontsource/barlow-condensed/700.css';

// Leaflet CSS is loaded via CDN in index.html

/**
 * AMBER CALLBACK PRE-CHECK + REDIRECT
 *
 * Amber opens the callbackUrl in a browser tab. Because we use HashRouter,
 * the callbackUrl has no # fragment — it's a plain path:
 *   https://skate-spots.org/amber-callback?event=<pubkey>
 *
 * This IIFE runs before React mounts and:
 * 1. Captures ?event= from the URL into sessionStorage
 * 2. If we're on /amber-callback (non-hash path), redirects to /#/amber-callback
 *    so HashRouter can match the route and render AmberCallbackPage
 */
(function captureAmberCallback() {
  // Try normal query string first (Amber callback: /amber-callback?event=XXX)
  let eventParam = new URLSearchParams(window.location.search).get('event');

  // Try hash fragment (Capacitor deep link: #/amber-callback?event=XXX)
  if (!eventParam) {
    const hash = window.location.hash;
    const qIdx = hash.indexOf('?');
    if (qIdx !== -1) {
      eventParam = new URLSearchParams(hash.slice(qIdx)).get('event');
    }
  }

  if (eventParam) {
    console.log('[Amber Pre-Check] Detected Amber callback, event:', eventParam.substring(0, 16) + '...');
    try {
      sessionStorage.setItem('amber_callback_event', eventParam);
      sessionStorage.setItem('amber_callback_url', window.location.href);
      sessionStorage.setItem('amber_callback_timestamp', Date.now().toString());
    } catch (e) {
      console.error('[Amber Pre-Check] Failed to store callback:', e);
    }

    // If we landed on /amber-callback (non-hash path), redirect into HashRouter
    // so React Router can match the route and render AmberCallbackPage.
    // The event is already saved in sessionStorage above so it survives the redirect.
    const isHashRoute = window.location.hash.startsWith('#/');
    if (!isHashRoute && window.location.pathname.includes('amber-callback')) {
      console.log('[Amber Pre-Check] Redirecting to HashRouter route: /#/amber-callback');
      window.location.replace(window.location.origin + '/#/amber-callback');
      // Stop — the page will reload at the correct hash route
      return;
    }
  }
})();


/**
 * STALE-DEPLOY SELF-HEAL
 *
 * Deploys replace hashed chunk filenames and delete the old ones. A tab that
 * was already open still holds the previous manifest, so navigating to a lazy
 * route loads a chunk that no longer exists (404) and the error boundary shows
 * "THIS PAGE SLAMMED". Vite emits `vite:preloadError` for exactly this case.
 *
 * Reload once to pick up the new assets. The timestamp guard prevents a reload
 * loop if a build is genuinely broken (the error boundary will show instead).
 */
(function recoverFromStaleChunks() {
  const KEY = 'skatespots:chunk-reload-at';
  const reload = () => {
    try {
      const last = Number(sessionStorage.getItem(KEY) || 0);
      if (Date.now() - last < 15000) return; // already reloaded recently — don't loop
      sessionStorage.setItem(KEY, String(Date.now()));
    } catch {
      /* sessionStorage unavailable — fall through and reload anyway */
    }
    window.location.reload();
  };

  window.addEventListener('vite:preloadError', reload);
  window.addEventListener('unhandledrejection', (e) => {
    const msg = String((e as PromiseRejectionEvent).reason?.message ?? '');
    if (/dynamically imported module|Importing a module script failed|Loading chunk/i.test(msg)) {
      reload();
    }
  });
})();


createRoot(document.getElementById("root")!).render(
  <ErrorBoundary>
    <App />
  </ErrorBoundary>
);

// Tell the boot crash guard (in index.html) that the app mounted successfully,
// so its "did not render" timeout doesn't fire.
try {
  (window as unknown as { __SKATESPOTS_BOOTED__?: () => void }).__SKATESPOTS_BOOTED__?.();
} catch {
  /* no-op */
}