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

interface ErrorBoundaryProps {
  children: ReactNode;
}

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

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

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

  componentDidCatch(error: Error, errorInfo: ErrorInfo) {
    console.error('GAJRA PRINT Runtime caught error:', error, errorInfo);
  }

  render() {
    if (this.state.hasError) {
      return (
        <div className="min-h-screen bg-[#0A0A0B] text-white flex flex-col items-center justify-center p-6 text-center">
          <div className="max-w-md w-full bg-[#18181B] border border-white/10 rounded-3xl p-8 space-y-5 shadow-2xl">
            <div className="w-16 h-16 rounded-2xl bg-[#EA7B1B] text-white flex items-center justify-center font-bold text-2xl mx-auto">
              G
            </div>
            <h1 className="text-xl font-bold tracking-tight text-white">GAJRA PRINT</h1>
            <p className="text-sm text-slate-300">
              The application encountered a temporary display issue.
            </p>
            <div className="p-3 bg-black/50 border border-white/5 rounded-xl text-left text-xs font-mono text-amber-300/80 break-words max-h-32 overflow-y-auto">
              {this.state.error?.message || 'Unexpected application error'}
            </div>
            <button
              type="button"
              onClick={() => window.location.reload()}
              className="w-full py-3 px-6 rounded-xl bg-[#EA7B1B] text-white font-bold text-sm hover:bg-[#D4690E] transition-colors"
            >
              Reload Page
            </button>
          </div>
        </div>
      );
    }
    return this.props.children;
  }
}

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