'use client';
import React from 'react';

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

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

export class ErrorBoundary extends React.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, info: React.ErrorInfo) {
    console.error('[ErrorBoundary]', error, info.componentStack);
  }

  render() {
    if (this.state.hasError) {
      if (this.props.fallback) return this.props.fallback;
      return (
        <div className="flex min-h-[200px] flex-col items-center justify-center gap-3 rounded-xl bg-red-50 p-6 text-center">
          <p className="font-semibold text-red-600">Đã xảy ra lỗi hiển thị.</p>
          <p className="text-sm text-gray-500">{this.state.error?.message}</p>
          <button
            onClick={() => this.setState({ hasError: false, error: null })}
            className="rounded-lg bg-red-100 px-4 py-2 text-sm font-medium text-red-700 hover:bg-red-200"
          >
            Thử lại
          </button>
        </div>
      );
    }
    return this.props.children;
  }
}