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

import '../../../shared/widgets/app_loading_ring.dart';
import '../../../shared/widgets/auto_dismiss_menu.dart';


class HeroIconActionButton extends StatelessWidget {
  final IconData icon;
  final double height;
  final VoidCallback onPressed;
  final String? label;

  const HeroIconActionButton({
    super.key,
    required this.icon,
    required this.height,
    required this.onPressed,
    this.label,
  });

  @override
  Widget build(BuildContext context) {
    if (label != null) {
      return GestureDetector(
        onTap: onPressed,
        behavior: HitTestBehavior.opaque,
        child: SizedBox(
          height: height,
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Icon(icon, size: 24, color: Colors.white),
              const SizedBox(height: 4),
              Text(
                label!,
                style: TextStyle(
                  fontSize: 11,
                  color: Colors.white.withValues(alpha: 0.7),
                ),
                maxLines: 1,
                overflow: TextOverflow.ellipsis,
              ),
            ],
          ),
        ),
      );
    }

    return SizedBox(
      height: height,
      child: OutlinedButton(
        onPressed: onPressed,
        style: OutlinedButton.styleFrom(
          foregroundColor: Colors.white,
          side: BorderSide(color: Colors.white.withValues(alpha: 0.4)),
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(12),
          ),
          padding: EdgeInsets.zero,
        ),
        child: Icon(icon, size: height * 0.44),
      ),
    );
  }
}


final _heroPillBorder = StadiumBorder(
  side: BorderSide(color: Colors.white.withValues(alpha: 0.55)),
);

const _heroDropdownMenuMaxHeight = 320.0;

class HeroPillDropdownButton extends StatelessWidget {
  final IconData icon;
  final List<FItem> menuChildren;
  final double height;

  const HeroPillDropdownButton({
    super.key,
    required this.icon,
    required this.menuChildren,
    this.height = 52,
  });

  @override
  Widget build(BuildContext context) {
    return FPopoverMenu(
      menuBuilder: autoDismissMenuBuilder,
      menuAnchor: Alignment.topCenter,
      childAnchor: Alignment.bottomCenter,
      maxHeight: _heroDropdownMenuMaxHeight,
      menu: [FItemGroup(children: menuChildren)],
      builder: (context, controller, child) => GestureDetector(
        onTap: controller.toggle,
        child: child,
      ),
      child: Material(
        color: Colors.transparent,
        shape: _heroPillBorder,
        clipBehavior: Clip.antiAlias,
        child: SizedBox(
          height: height,
          child: Padding(
            padding: const EdgeInsets.symmetric(vertical: 12),
            child: Icon(icon, size: 22, color: Colors.white),
          ),
        ),
      ),
    );
  }
}


class DetailHeroActions extends StatelessWidget {

  final bool showReplay;


  final VoidCallback? onReplay;

  final bool isPlayed;
  final VoidCallback onTogglePlayed;
  final bool isFavorite;
  final VoidCallback onToggleFavorite;


  final List<Widget> extraIconActions;


  final VoidCallback? onPlay;


  final String playLabel;


  final double? progressPercent;


  final String? trailingLabel;

  final bool isPlayLoading;
  final bool compact;

  const DetailHeroActions({
    super.key,
    this.showReplay = false,
    this.onReplay,
    required this.isPlayed,
    required this.onTogglePlayed,
    required this.isFavorite,
    required this.onToggleFavorite,
    this.extraIconActions = const [],
    this.onPlay,
    this.playLabel = '播放',
    this.progressPercent,
    this.trailingLabel,
    this.isPlayLoading = false,
    required this.compact,
  });

  @override
  Widget build(BuildContext context) {
    final btnH = compact ? 44.0 : 52.0;

    final iconRow = Row(
      children: [
        if (showReplay) ...[
          Expanded(
            child: HeroIconActionButton(
              icon: Icons.replay,
              height: btnH,
              label: compact ? '重播' : null,
              onPressed: onReplay ?? () {},
            ),
          ),
          SizedBox(width: compact ? 0 : 10),
        ],
        Expanded(
          child: HeroIconActionButton(
            icon: isPlayed ? Icons.check_circle : Icons.check_circle_outline,
            height: btnH,
            label: compact ? '已看' : null,
            onPressed: onTogglePlayed,
          ),
        ),
        SizedBox(width: compact ? 0 : 10),
        Expanded(
          child: HeroIconActionButton(
            icon: isFavorite ? Icons.favorite : Icons.favorite_border,
            height: btnH,
            label: compact ? '收藏' : null,
            onPressed: onToggleFavorite,
          ),
        ),
        for (final extra in extraIconActions) ...[
          SizedBox(width: compact ? 0 : 10),
          Expanded(child: extra),
        ],
      ],
    );

    final playButton = onPlay != null
        ? HeroPlayButton(
            height: btnH,
            label: playLabel,
            progressPercent: progressPercent,
            trailingLabel: trailingLabel,
            isLoading: isPlayLoading,
            compact: compact,
            onPressed: onPlay,
          )
        : null;

    return ConstrainedBox(
      constraints: BoxConstraints(maxWidth: compact ? double.infinity : 360),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.stretch,
        children: compact
            ? [
                if (playButton != null) ...[
                  playButton,
                  const SizedBox(height: 16),
                ],
                iconRow,
              ]
            : [
                iconRow,
                if (playButton != null) ...[
                  const SizedBox(height: 12),
                  playButton,
                ],
              ],
      ),
    );
  }
}


class HeroPlayButton extends StatelessWidget {
  final double height;
  final String label;
  final IconData icon;
  final double? progressPercent;
  final String? trailingLabel;
  final bool isLoading;
  final String loadingLabel;
  final bool compact;
  final VoidCallback? onPressed;

  const HeroPlayButton({
    super.key,
    required this.height,
    required this.label,
    this.icon = Icons.play_arrow,
    this.progressPercent,
    this.trailingLabel,
    this.isLoading = false,
    this.loadingLabel = '启动中',
    this.compact = false,
    required this.onPressed,
  });

  @override
  Widget build(BuildContext context) {
    final radius = BorderRadius.circular(12);
    final hasProgress = progressPercent != null && progressPercent! > 0;

    final buttonChild = Row(
      mainAxisAlignment: MainAxisAlignment.center,
      children: [
        isLoading
            ? const AppLoadingRing(size: 18, color: Colors.black54)
            : Icon(icon, size: compact ? 22 : 26),
        const SizedBox(width: 6),
        Text(
          isLoading ? loadingLabel : label,
          style: TextStyle(
            fontSize: compact ? 15 : 16,
            fontWeight: FontWeight.w600,
          ),
        ),
        if (trailingLabel != null && !isLoading) ...[
          const SizedBox(width: 10),
          Text(
            trailingLabel!,
            style: TextStyle(
              fontSize: compact ? 13 : 14,
              color: Colors.black.withValues(alpha: 0.5),
            ),
          ),
        ],
      ],
    );

    if (hasProgress) {
      final fraction = (progressPercent! / 100).clamp(0.0, 1.0);
      return ClipRRect(
        borderRadius: radius,
        child: SizedBox(
          height: height,
          child: Stack(
            children: [
              Positioned.fill(
                child: DecoratedBox(
                  decoration: BoxDecoration(
                    gradient: LinearGradient(
                      colors: const [Color(0xFFE3E3E3), Colors.white],
                      stops: [fraction, fraction],
                    ),
                  ),
                ),
              ),
              Positioned.fill(
                child: FilledButton(
                  onPressed: isLoading ? null : onPressed,
                  style: FilledButton.styleFrom(
                    backgroundColor: Colors.transparent,
                    foregroundColor: Colors.black,
                    overlayColor: Colors.black.withValues(alpha: 0.08),
                    shadowColor: Colors.transparent,
                    elevation: 0,
                    shape: RoundedRectangleBorder(borderRadius: radius),
                  ),
                  child: buttonChild,
                ),
              ),
            ],
          ),
        ),
      );
    }

    return SizedBox(
      height: height,
      child: FilledButton(
        onPressed: isLoading ? null : onPressed,
        style: FilledButton.styleFrom(
          backgroundColor: Colors.white,
          foregroundColor: Colors.black,
          shape: RoundedRectangleBorder(borderRadius: radius),
        ),
        child: buttonChild,
      ),
    );
  }
}