/**
 * Error Boundary Component
 * Catches and displays errors in the component tree
 */
import { Component, ReactNode } from 'react';
import { AlertTriangle, RefreshCw } from 'lucide-react';
import { Button } from '@/components/ui/button';
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';

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

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

export class ErrorBoundary 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: React.ErrorInfo) {
    console.error('Error caught by boundary:', error, errorInfo);
  }
  
  handleReset = () => {
    this.setState({ hasError: false, error: null });
  };
  
  render() {
    if (this.state.hasError) {
      if (this.props.fallback) {
        return this.props.fallback;
      }
      
      return (
        <div className="flex h-full items-center justify-center p-6">
          <Card className="max-w-md">
            <CardHeader>
              <div className="flex items-center gap-2">
                <AlertTriangle className="h-6 w-6 text-destructive" />
                <CardTitle>Something went wrong</CardTitle>
              </div>
              <CardDescription>
                An unexpected error occurred. Please try again.
              </CardDescription>
            </CardHeader>
            <CardContent className="space-y-4">
              {this.state.error && (
                <pre className="rounded-lg bg-muted p-4 text-sm overflow-auto max-h-40">
                  {this.state.error.message}
                </pre>
              )}
              <Button onClick={this.handleReset} className="w-full">
                <RefreshCw className="mr-2 h-4 w-4" />
                Try Again
              </Button>
            </CardContent>
          </Card>
        </div>
      );
    }
    
    return this.props.children;
  }
}
