import React from 'react';
import ReactDOM from 'react-dom/client';
import './index.css';
import App from './App';
import { ThemeProvider } from './components/UIComponents';

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

  static getDerivedStateFromError(error: any) {
    return { hasError: true, error };
  }

  componentDidCatch(error: any, errorInfo: any) {
    console.error("ErrorBoundary caught an error", error, errorInfo);
  }

  render() {
    if (this.state.hasError) {
      return <div style={{color: 'red', padding: '20px'}}><h1 className="text-xl">Something went wrong.</h1><pre>{this.state.error?.toString()}</pre></div>;
    }
    return this.props.children;
  }
}

const rootElement = document.getElementById('root');
if (!rootElement) {
  throw new Error("Could not find root element to mount to");
}

const root = ReactDOM.createRoot(rootElement);
root.render(
  <React.StrictMode>
    <ErrorBoundary>
    <ThemeProvider>
      <App />
    </ThemeProvider>
    </ErrorBoundary>
  </React.StrictMode>
);