import React, { Component, ErrorInfo, ReactNode, StrictMode } 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 AppErrorBoundary 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('App runtime error caught by boundary:', error, errorInfo);
  }

  handleReload = () => {
    try {
      window.location.reload();
    } catch (_) {}
  };

  handleResetHome = () => {
    try {
      sessionStorage.removeItem('thesabil_admin_target_tab');
      window.location.href = '/';
    } catch (_) {
      window.location.reload();
    }
  };

  render() {
    if (this.state.hasError) {
      return (
        <div className="min-h-screen bg-[#F4F1EA] flex items-center justify-center p-6 text-stone-800">
          <div className="max-w-md w-full bg-white rounded-2xl shadow-xl p-8 border border-stone-200 text-center">
            <div className="w-16 h-16 bg-amber-50 text-amber-700 rounded-full flex items-center justify-center mx-auto mb-4">
              <span className="text-2xl font-serif">SV</span>
            </div>
            <h2 className="text-2xl font-serif text-[#1B3B2B] mb-2 font-bold">The Sabil Voyages</h2>
            <p className="text-stone-600 text-sm mb-6">
              Experiencing a slight connection adjustment. Please refresh to resume your luxury Kashmir expedition.
            </p>
            <div className="space-y-3">
              <button
                onClick={this.handleReload}
                className="w-full py-3 px-6 bg-[#1B3B2B] hover:bg-[#142d21] text-white font-medium rounded-xl transition-colors shadow-md cursor-pointer"
              >
                Refresh Sabil Voyages
              </button>
              <button
                onClick={this.handleResetHome}
                className="w-full py-2.5 px-6 bg-stone-100 hover:bg-stone-200 text-stone-700 font-medium rounded-xl transition-colors border border-stone-300 text-xs cursor-pointer"
              >
                Return to Kashmir Tours Home
              </button>
            </div>
          </div>
        </div>
      );
    }
    return this.props.children;
  }
}

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