'use client';

import { Component, ErrorInfo, ReactNode } from 'react';
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { Button } from '@/components/ui/button';
import { AlertTriangle, RefreshCw } from 'lucide-react';

interface Props {
  children: ReactNode;
  fallback?: ReactNode;
}

interface State {
  hasError: boolean;
  error?: Error;
}

export class ErrorBoundary extends Component<Props, State> {
  public state: State = {
    hasError: false,
  };

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

  public componentDidCatch(error: Error, errorInfo: ErrorInfo) {
    console.error('Uncaught error:', error, errorInfo);
  }

  private handleRetry = () => {
    this.setState({ hasError: false, error: undefined });
  };

  public render() {
    if (this.state.hasError) {
      if (this.props.fallback) {
        return this.props.fallback;
      }

      return (
        <Card className="max-w-md mx-auto mt-8">
          <CardHeader className="text-center">
            <div className="mx-auto w-12 h-12 bg-red-100 rounded-full flex items-center justify-center mb-4">
              <AlertTriangle className="w-6 h-6 text-red-600" />
            </div>
            <CardTitle className="text-red-900">Something went wrong</CardTitle>
          </CardHeader>
          <CardContent className="text-center space-y-4">
            <p className="text-muted-foreground">
              We encountered an unexpected error. Please try refreshing the page.
            </p>
            {process.env.NODE_ENV === 'development' && this.state.error && (
              <details className="text-left bg-gray-50 p-3 rounded text-sm">
                <summary className="font-medium cursor-pointer">Error Details</summary>
                <pre className="mt-2 whitespace-pre-wrap text-xs">
                  {this.state.error.message}
                </pre>
              </details>
            )}
            <Button onClick={this.handleRetry} className="w-full">
              <RefreshCw className="w-4 h-4 mr-2" />
              Try Again
            </Button>
          </CardContent>
        </Card>
      );
    }

    return this.props.children;
  }
}

// Hook version for functional components
export function withErrorBoundary<P extends object>(
  Component: React.ComponentType<P>,
  fallback?: ReactNode
) {
  return function WithErrorBoundaryComponent(props: P) {
    return (
      <ErrorBoundary fallback={fallback}>
        <Component {...props} />
      </ErrorBoundary>
    );
  };
}