import 'package:flutter/material.dart';

import 'package:asciineverdie/src/shared/retro_colors.dart';

/// 메뉴 섹션 타이틀
class RetroMenuSection extends StatelessWidget {
  const RetroMenuSection({
    super.key,
    required this.title,
    this.color,
  });

  final String title;
  final Color? color;

  @override
  Widget build(BuildContext context) {
    final gold = color ?? RetroColors.goldOf(context);
    return Row(
      children: [
        Container(width: 4, height: 14, color: gold),
        const SizedBox(width: 8),
        Text(
          title,
          style: TextStyle(
            fontFamily: 'PressStart2P',
            fontSize: 9,
            color: gold,
            letterSpacing: 1,
          ),
        ),
      ],
    );
  }
}

/// 메뉴 아이템
class RetroMenuItem extends StatelessWidget {
  const RetroMenuItem({
    super.key,
    required this.icon,
    required this.iconColor,
    required this.label,
    this.value,
    this.subtitle,
    this.trailing,
    this.onTap,
  });

  final IconData icon;
  final Color iconColor;
  final String label;
  final String? value;
  final String? subtitle;
  final Widget? trailing;
  final VoidCallback? onTap;

  @override
  Widget build(BuildContext context) {
    final border = RetroColors.borderOf(context);
    final panelBg = RetroColors.panelBgOf(context);

    return GestureDetector(
      onTap: onTap,
      child: Container(
        padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
        decoration: BoxDecoration(
          color: panelBg,
          border: Border.all(color: border, width: 1),
        ),
        child: Row(
          children: [
            Icon(icon, size: 16, color: iconColor),
            const SizedBox(width: 12),
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    label,
                    style: TextStyle(
                      fontFamily: 'PressStart2P',
                      fontSize: 16,
                      color: RetroColors.textPrimaryOf(context),
                    ),
                  ),
                  if (subtitle != null) ...[
                    const SizedBox(height: 4),
                    Text(
                      subtitle!,
                      style: TextStyle(
                        fontFamily: 'PressStart2P',
                        fontSize: 12,
                        color: RetroColors.textMutedOf(context),
                      ),
                    ),
                  ],
                ],
              ),
            ),
            if (value != null)
              Text(
                value!,
                style: TextStyle(
                  fontFamily: 'PressStart2P',
                  fontSize: 14,
                  color: RetroColors.goldOf(context),
                ),
              ),
            if (trailing != null) trailing!,
          ],
        ),
      ),
    );
  }
}

/// 속도 선택 칩
///
/// - 배속 토글 버튼
/// - 부스트 활성화 중: 반투명, 비활성
/// - 부스트 비활성화: 불투명, 활성
class RetroSpeedChip extends StatelessWidget {
  const RetroSpeedChip({
    super.key,
    required this.speed,
    required this.isSelected,
    required this.onTap,
    this.isAdBased = false,
    this.isDisabled = false,
  });

  final int speed;
  final bool isSelected;
  final VoidCallback onTap;
  final bool isAdBased;

  /// 비활성 상태 (반투명, 탭 무시)
  final bool isDisabled;

  @override
  Widget build(BuildContext context) {
    final gold = RetroColors.goldOf(context);
    final warning = RetroColors.warningOf(context);
    final border = RetroColors.borderOf(context);

    // 비활성 상태면 반투명 처리
    final opacity = isDisabled ? 0.4 : 1.0;

    final Color bgColor;
    final Color textColor;
    final Color borderColor;

    if (isSelected) {
      bgColor = isAdBased
          ? warning.withValues(alpha: 0.3 * opacity)
          : gold.withValues(alpha: 0.3 * opacity);
      textColor = (isAdBased ? warning : gold).withValues(alpha: opacity);
      borderColor = (isAdBased ? warning : gold).withValues(alpha: opacity);
    } else if (isAdBased) {
      bgColor = Colors.transparent;
      textColor = warning.withValues(alpha: opacity);
      borderColor = warning.withValues(alpha: opacity);
    } else {
      bgColor = Colors.transparent;
      textColor = RetroColors.textMutedOf(context).withValues(alpha: opacity);
      borderColor = border.withValues(alpha: opacity);
    }

    return GestureDetector(
      // 비활성 상태면 탭 무시
      onTap: isDisabled ? null : onTap,
      child: Container(
        padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
        decoration: BoxDecoration(
          color: bgColor,
          border: Border.all(color: borderColor, width: isSelected ? 2 : 1),
        ),
        child: Row(
          mainAxisSize: MainAxisSize.min,
          children: [
            if (isAdBased && !isSelected && !isDisabled)
              Padding(
                padding: const EdgeInsets.only(right: 2),
                child: Text(
                  '▶',
                  style: TextStyle(fontSize: 7, color: warning),
                ),
              ),
            Text(
              '${speed}x',
              style: TextStyle(
                fontFamily: 'PressStart2P',
                fontSize: 8,
                fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
                color: textColor,
              ),
            ),
          ],
        ),
      ),
    );
  }
}