SPARC/frontend/src/App.tsx

import { BrowserRouter, Routes, Route, Navigate } from 'react-router-dom';
import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
import { AuthProvider } from './context/AuthContext';
import { ThemeProvider } from './context/ThemeContext';
import { Layout } from './components/Layout';
import { ProtectedRoute } from './components/ProtectedRoute';
import { Login } from './pages/Login';
import { Register } from './pages/Register';
import { Analysis } from './pages/Analysis';
import { Batch } from './pages/Batch';
import { AnalyticsPage } from './pages/Analytics';
import { About } from './pages/About';
import { AdminUsers } from './pages/AdminUsers';

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

function App() {
  return (
    <ThemeProvider>
    <QueryClientProvider client={queryClient}>
      <AuthProvider>
        <BrowserRouter>
          <Routes>
            {/* Public routes */}
            <Route path="/login" element={<Login />} />
            <Route path="/register" element={<Register />} />

            {/* Protected routes */}
            <Route
              element={
                <ProtectedRoute>
                  <Layout />
                </ProtectedRoute>
              }
            >
              <Route path="/analysis" element={<Analysis />} />
              <Route path="/batch" element={<Batch />} />
              <Route path="/analytics" element={<AnalyticsPage />} />
              <Route path="/about" element={<About />} />

              {/* Admin routes */}
              <Route
                path="/admin/users"
                element={
                  <ProtectedRoute requireAdmin>
                    <AdminUsers />
                  </ProtectedRoute>
                }
              />
            </Route>

            {/* Default redirect */}
            <Route path="/" element={<Navigate to="/analysis" replace />} />
            <Route path="*" element={<Navigate to="/analysis" replace />} />
          </Routes>
        </BrowserRouter>
      </AuthProvider>
    </QueryClientProvider>
    </ThemeProvider>
  );
}

export default App;