import 'package:flutter/material.dart';
import 'package:shadcn_ui/shadcn_ui.dart';

/// 페이지 상단 타이틀/설명/액션을 일관되게 출력하는 헤더.
class PageHeader extends StatelessWidget {
  const PageHeader({
    super.key,
    required this.title,
    this.subtitle,
    this.leading,
    this.actions,
    this.trailing,
  });

  final String title;
  final String? subtitle;
  final Widget? leading;
  final List<Widget>? actions;
  final Widget? trailing;

  @override
  Widget build(BuildContext context) {
    final theme = ShadTheme.of(context);

    return Row(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        if (leading != null) ...[
          leading!,
          const SizedBox(width: 16),
        ],
        Expanded(
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text(title, style: theme.textTheme.h2),
              if (subtitle != null) ...[
                const SizedBox(height: 6),
                Text(subtitle!, style: theme.textTheme.muted),
              ],
            ],
          ),
        ),
        if (actions != null && actions!.isNotEmpty) ...[
          Wrap(
            spacing: 12,
            runSpacing: 12,
            children: actions!,
          ),
        ],
        if (trailing != null) ...[
          const SizedBox(width: 16),
          trailing!,
        ],
      ],
    );
  }
}