import React from 'react'
import ReactDOM from 'react-dom/client'
import App from './App.jsx'
import PlatformShell from './platform/PlatformShell.jsx'
import AdminPortal from './admin/AdminPortal.jsx'
import './index.css'

// Apply saved theme before first paint to avoid flash
const savedTheme = localStorage.getItem('kubekosh-theme') || 'dark'
document.documentElement.setAttribute('data-theme', savedTheme)

// This bundle is served both by the lightweight Platform API (root paths + /admin) and by
// every ephemeral per-student Lab container (reached via the Gateway at /lab/<token>/) — same
// build, same code, split purely by the URL path at runtime. See
// docs/PHASE2B_ADMIN_AND_PLATFORM_DATA.md "Student/admin flow" for why: it lets the existing
// Lab UI (<App/>) stay completely unmodified while the Platform Shell and Admin Portal live
// alongside it in the same bundle.
const path = window.location.pathname
const view = path.startsWith('/lab/') ? 'lab' : path.startsWith('/admin') ? 'admin' : 'platform'

ReactDOM.createRoot(document.getElementById('root')).render(
  <React.StrictMode>
    {view === 'lab' ? <App /> : view === 'admin' ? <AdminPortal /> : <PlatformShell />}
  </React.StrictMode>
)