import { Component, StrictMode, type ReactNode } from 'react'
import { createRoot } from 'react-dom/client'
import './index.css'
import App from './App.tsx'

class RootErrorBoundary extends Component<{ children: ReactNode }, { hasError: boolean }> {
  constructor(props: { children: ReactNode }) {
    super(props);
    this.state = { hasError: false };
  }

  static getDerivedStateFromError() {
    return { hasError: true };
  }

  componentDidCatch(error: Error) {
    console.error('[UI] Fatal render error:', error);
  }

  render() {
    if (this.state.hasError) {
      return (
        <div style={{ height: '100vh', display: 'grid', placeItems: 'center', background: '#000', color: '#93c5fd', fontFamily: 'monospace' }}>
          <div style={{ textAlign: 'center' }}>
            <p style={{ margin: 0, fontSize: '12px', textTransform: 'uppercase', letterSpacing: '0.08em' }}>UI Recovery Mode</p>
            <p style={{ margin: '8px 0 0', fontSize: '11px', color: '#9ca3af' }}>Open devtools console for the runtime stack trace.</p>
          </div>
        </div>
      );
    }
    return this.props.children;
  }
}

createRoot(document.getElementById('root')!).render(
  <StrictMode>
    <RootErrorBoundary>
      <App />
    </RootErrorBoundary>
  </StrictMode>,
)
