import React, { useEffect } from 'react';
import { BrowserRouter as Router, Route, Routes, Navigate, useLocation} from 'react-router-dom';
import Login from './components/Login';
import Register from './components/Register';
import Chat from './components/Chat';
import Opportunities from './components/Opportunities';
import { AuthProvider, useAuth } from './services/AuthContext';

const PrivateRoute = ({ children }) => {
  const { token, loading } = useAuth();
  const location = useLocation();

  if (loading) {
    // Show loading spinner or placeholder
    return <div className="flex items-center justify-center h-screen">Loading...</div>;
  }

  return token ? children : <Navigate to="/login" state={{ from: location }} replace />;
};

const PublicRoute = ({ children }) => {
  const { token, loading } = useAuth();
  const location = useLocation();

  if (loading) {
    return <div className="flex items-center justify-center h-screen">Loading...</div>;
  }

  return !token ? children : <Navigate to={location.state?.from?.pathname || "/"} replace />;
};

function AppRoutes() {
  const location = useLocation();

  useEffect(() => {
    // Log the current route for debugging
    console.log('Current route:', location.pathname);
  }, [location]);

  return (
    <>
      <Routes>
        <Route
          path="/login"
          element={
            <PublicRoute>
              <Login />
            </PublicRoute>
          }
        />
        <Route
          path="/register"
          element={
            <PublicRoute>
              <Register />
            </PublicRoute>
          }
        />
        <Route
          path="/"
          element={
            <PrivateRoute>
              <Opportunities/>
            </PrivateRoute>
          }
        />
        {/* Catch all route */}
        <Route path="*" element={<Navigate to="/" replace />} />
      </Routes>
    </>
  );
}

function App() {
  return (
    <AuthProvider>
      <Router>
        <AppRoutes/>
      </Router>
    </AuthProvider>
  );
}

export default App;