import { useEffect } from 'react';
import { BrowserRouter, Routes, Route, Navigate } from 'react-router-dom';
import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
import { LoginPage, RegisterPage, useAuthStore } from '@/features/auth';
import { CampaignsPage, CampaignDetailPage } from '@/features/campaigns';
import { CharacterSheetPage } from '@/features/characters';
import { BattlePage } from '@/features/battle';
import { LibraryPage } from '@/features/library';
import { ProtectedRoute } from '@/shared/components/protected-route';
import { Layout } from '@/shared/components/layout';

// Create a client
const queryClient = new QueryClient({
  defaultOptions: {
    queries: {
      staleTime: 1000 * 60 * 5, // 5 minutes
      retry: 1,
    },
  },
});

function AppContent() {
  const { checkAuth, isAuthenticated } = useAuthStore();

  useEffect(() => {
    checkAuth();
  }, [checkAuth]);

  return (
    <Routes>
      {/* Public Routes */}
      <Route
        path="/login"
        element={
          isAuthenticated ? <Navigate to="/" replace /> : <LoginPage />
        }
      />
      <Route
        path="/register"
        element={
          isAuthenticated ? <Navigate to="/" replace /> : <RegisterPage />
        }
      />

      {/* Protected Routes */}
      <Route element={<ProtectedRoute />}>
        <Route element={<Layout />}>
          <Route path="/" element={<CampaignsPage />} />
          <Route path="/campaigns/:id" element={<CampaignDetailPage />} />
          <Route path="/campaigns/:id/characters/:characterId" element={<CharacterSheetPage />} />
          <Route path="/campaigns/:id/battle" element={<BattlePage />} />
          <Route path="/campaigns/:id/library" element={<LibraryPage />} />
        </Route>
      </Route>

      {/* Fallback */}
      <Route path="*" element={<Navigate to="/" replace />} />
    </Routes>
  );
}

function App() {
  return (
    <QueryClientProvider client={queryClient}>
      <BrowserRouter>
        <AppContent />
      </BrowserRouter>
    </QueryClientProvider>
  );
}

export default App;