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

/// 카테고리별 구독 그룹의 헤더 위젯
///
/// 카테고리 이름, 구독 개수, 총 비용을 표시합니다.
/// 참고: 여러 통화 단위가 혼합된 경우 간단히 원화 표시 형식을 사용합니다.
class CategoryHeaderWidget extends StatelessWidget {
  final String categoryName;
  final int subscriptionCount;
  final double totalCost;

  const CategoryHeaderWidget({
    Key? key,
    required this.categoryName,
    required this.subscriptionCount,
    required this.totalCost,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.fromLTRB(20, 16, 20, 4),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              Text(
                categoryName,
                style: const TextStyle(
                  fontSize: 16,
                  fontWeight: FontWeight.w700,
                  color: Color(0xFF374151),
                ),
              ),
              Text(
                '${subscriptionCount}개 · ${NumberFormat.currency(locale: 'ko_KR', symbol: '₩', decimalDigits: 0).format(totalCost)}',
                style: const TextStyle(
                  fontSize: 12,
                  fontWeight: FontWeight.w500,
                  color: Color(0xFF6B7280),
                ),
              ),
            ],
          ),
          const SizedBox(height: 8),
          const Divider(
            height: 1,
            thickness: 1,
            color: Color(0xFFEEEEEE),
          ),
        ],
      ),
    );
  }
}