import React, { Component, ReactNode, ErrorInfo } from 'react';
import { createRoot } from 'react-dom/client';
import App from './App.tsx';
import './index.css';

interface Props {
  children: ReactNode;
}

interface State {
  hasError: boolean;
  error: Error | null;
}

class RootErrorBoundary extends Component<Props, State> {
  constructor(props: Props) {
    super(props);
    this.state = { hasError: false, error: null };
  }

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

  componentDidCatch(error: Error, errorInfo: ErrorInfo) {
    console.error('App Error Boundary caught an error:', error, errorInfo);
  }

  render() {
    if (this.state.hasError) {
      return (
        <div className="min-h-screen bg-white text-[#111827] flex flex-col items-center justify-center p-6 text-center">
          <div className="max-w-md p-8 bg-gray-50 rounded-2xl border border-gray-200 shadow-sm">
            <h1 className="text-xl font-bold text-gray-900 mb-2">Family Care Clinics</h1>
            <p className="text-sm text-gray-600 mb-4">
              Ocorreu um problema momentâneo ao carregar a página. Clique abaixo para recarregar o consultório.
            </p>
            {this.state.error && (
              <pre className="text-[11px] text-red-600 bg-red-50 p-2.5 rounded-lg mb-4 text-left overflow-x-auto max-h-32">
                {this.state.error.message || String(this.state.error)}
              </pre>
            )}
            <button
              onClick={() => {
                this.setState({ hasError: false, error: null });
                window.location.reload();
              }}
              className="bg-[#85C400] hover:bg-[#72a800] text-white text-xs font-bold uppercase tracking-wider px-6 py-3 rounded-lg transition-colors cursor-pointer"
            >
              Recarregar Página
            </button>
          </div>
        </div>
      );
    }
    return this.props.children;
  }
}

try {
  const rootElement = document.getElementById('root');
  if (rootElement) {
    createRoot(rootElement).render(
      <RootErrorBoundary>
        <App />
      </RootErrorBoundary>
    );
  } else {
    console.error('Root element #root not found in document');
  }
} catch (err) {
  console.error('Failed to initialize React application:', err);
}