import { Navigate, Route, Routes } from "react-router-dom";
import { Toaster } from "sonner";

import { AuthProvider } from "./contexts/AuthContext";
import { LandingPage } from "./pages/LandingPage";
import { DashboardPage } from "./pages/DashboardPage";
import { GroupResultsPage } from "./pages/GroupResultsPage";
import { AuthCallbackPage } from "./pages/AuthCallbackPage";

/**
 * App shell. Declares the top-level routes and mounts the global
 * notification portal (sonner). Router itself lives in `main.jsx` so tests
 * can wrap `<App />` with a `MemoryRouter` if needed.
 */
export default function App() {
  return (
    <AuthProvider>
      <Routes>
        <Route path="/" element={<LandingPage />} />
        <Route path="/dashboard/:orcid" element={<DashboardPage />} />
        <Route path="/group" element={<GroupResultsPage />} />
        <Route path="/callback" element={<AuthCallbackPage />} />
        <Route path="*" element={<Navigate to="/" replace />} />
      </Routes>

      <Toaster
        position="top-right"
        richColors
        closeButton
        theme="light"
        toastOptions={{ duration: 4000 }}
      />
    </AuthProvider>
  );
}