// Author: fruit.com.cn

part of 'player_overlay.dart';

class _TopButton extends StatelessWidget {
  const _TopButton({
    super.key,
    required this.tooltip,
    required this.icon,
    required this.onPressed,
  });

  final String tooltip;
  final IconData icon;
  final VoidCallback onPressed;

  @override
  Widget build(BuildContext context) {
    return SizedBox.square(
      dimension: _topButtonSize,
      child: IconButton(
        tooltip: tooltip,
        padding: EdgeInsets.zero,
        style: IconButton.styleFrom(
          backgroundColor: const Color(0x80000000),
          foregroundColor: AppColors.onPrimary,
        ),
        onPressed: onPressed,
        icon: Icon(icon, size: 18),
      ),
    );
  }
}

class _SpeedEntry extends StatelessWidget {
  const _SpeedEntry({super.key, required this.speed, required this.onTap});

  final double speed;
  final VoidCallback onTap;

  @override
  Widget build(BuildContext context) {
    return Material(
      color: const Color(0x80000000),
      borderRadius: BorderRadius.circular(999),
      child: InkWell(
        onTap: onTap,
        borderRadius: BorderRadius.circular(999),
        child: Padding(
          padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 7),
          child: Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Icon(
                Icons.speed_rounded,
                color: AppColors.onPrimary,
                size: 15,
              ),
              const SizedBox(width: 4),
              Text(
                '${speed}x',
                style: const TextStyle(
                  color: AppColors.onPrimary,
                  fontSize: 12,
                  fontWeight: FontWeight.w700,
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}

class _Rail extends StatelessWidget {
  const _Rail({
    required this.l10n,
    required this.liked,
    required this.saved,
    required this.likeCount,
    required this.favoriteCount,
    required this.commentCount,
    required this.onLike,
    required this.onComments,
    required this.onSave,
    required this.onShare,
    required this.compact,
  });

  final AppLocalizations l10n;
  final bool liked;
  final bool saved;
  final int? likeCount;
  final int? favoriteCount;
  final int? commentCount;
  final VoidCallback onLike;
  final VoidCallback onComments;
  final VoidCallback onSave;
  final VoidCallback onShare;
  final bool compact;

  @override
  Widget build(BuildContext context) {
    return Column(
      key: const Key('player-interaction-rail'),
      children: [
        _RailButton(
          key: const Key('player-rail-save'),
          icon: saved ? Icons.star_rounded : Icons.star_border_rounded,
          label: favoriteCount?.toString() ?? l10n.favorite,
          active: saved,
          onTap: onSave,
          compact: compact,
        ),
        _RailButton(
          key: const Key('player-rail-comments'),
          icon: Icons.chat_bubble_outline_rounded,
          label: commentCount?.toString() ?? l10n.comments,
          onTap: onComments,
          compact: compact,
        ),
        _RailButton(
          key: const Key('player-rail-like'),
          icon: liked ? Icons.favorite_rounded : Icons.favorite_border_rounded,
          label: likeCount?.toString() ?? l10n.like,
          active: liked,
          onTap: onLike,
          compact: compact,
        ),
        _RailButton(
          key: const Key('player-rail-share'),
          icon: Icons.ios_share_rounded,
          label: l10n.share,
          onTap: onShare,
          compact: compact,
        ),
      ],
    );
  }
}

class _RailButton extends StatelessWidget {
  const _RailButton({
    super.key,
    required this.icon,
    required this.label,
    required this.onTap,
    required this.compact,
    this.active = false,
  });

  final IconData icon;
  final String label;
  final VoidCallback onTap;
  final bool compact;
  final bool active;

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: EdgeInsets.only(bottom: compact ? 3 : _railGap),
      child: Column(
        children: [
          SizedBox.square(
            dimension: _railButtonSize,
            child: IconButton(
              onPressed: onTap,
              padding: EdgeInsets.zero,
              style: IconButton.styleFrom(
                backgroundColor: const Color(0x80000000),
                foregroundColor: active ? AppColors.blue : AppColors.onPrimary,
              ),
              icon: Icon(icon, size: 18),
            ),
          ),
          SizedBox(height: compact ? 1 : 3),
          Text(
            label,
            maxLines: 1,
            style: TextStyle(
              color: AppColors.onPrimary,
              fontSize: compact ? 8 : 9,
              fontWeight: FontWeight.w600,
            ),
          ),
        ],
      ),
    );
  }
}

class _EpisodeSynopsis extends StatefulWidget {
  const _EpisodeSynopsis({
    super.key,
    required this.l10n,
    required this.episodeNumber,
    required this.synopsis,
    required this.textScale,
  });

  final AppLocalizations l10n;
  final int episodeNumber;
  final String synopsis;
  final double textScale;

  @override
  State<_EpisodeSynopsis> createState() => _EpisodeSynopsisState();
}

class _EpisodeSynopsisState extends State<_EpisodeSynopsis> {
  bool _expanded = false;

  @override
  Widget build(BuildContext context) {
    final canExpand = widget.synopsis.trim().length > 28;
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Row(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Text(
              widget.l10n.episodeLabel(widget.episodeNumber),
              key: const Key('player-episode-label'),
              style: TextStyle(
                color: AppColors.blue,
                fontSize: 11 * widget.textScale,
                fontWeight: FontWeight.w700,
              ),
            ),
            const Padding(
              padding: EdgeInsets.symmetric(horizontal: 6),
              child: Text('|', style: TextStyle(color: Colors.white38)),
            ),
            Expanded(
              child: Text(
                widget.synopsis,
                key: const Key('player-synopsis'),
                maxLines: _expanded ? 4 : 1,
                overflow: TextOverflow.ellipsis,
                style: TextStyle(
                  color: Colors.white70,
                  fontSize: 11 * widget.textScale,
                  height: 1.45,
                ),
              ),
            ),
          ],
        ),
        if (canExpand)
          GestureDetector(
            key: const Key('player-synopsis-toggle'),
            onTap: () => setState(() => _expanded = !_expanded),
            child: Padding(
              padding: const EdgeInsets.only(top: 2),
              child: Text(
                _expanded ? widget.l10n.showLess : widget.l10n.showMore,
                style: const TextStyle(
                  color: Colors.white54,
                  fontSize: 10,
                  fontWeight: FontWeight.w600,
                ),
              ),
            ),
          ),
      ],
    );
  }
}

class _PlayerTimeLabel extends StatelessWidget {
  const _PlayerTimeLabel({super.key, required this.controller});

  final VideoPlayerController? controller;

  @override
  Widget build(BuildContext context) {
    final source = controller;
    if (source == null) return _label(Duration.zero, Duration.zero);
    return ValueListenableBuilder<VideoPlayerValue>(
      valueListenable: source,
      builder: (context, value, _) => _label(value.position, value.duration),
    );
  }

  Widget _label(Duration position, Duration duration) => Align(
    alignment: Alignment.centerRight,
    child: Text(
      '${_format(position)} / ${_format(duration)}',
      style: const TextStyle(
        color: Colors.white60,
        fontSize: 9,
        fontWeight: FontWeight.w600,
      ),
    ),
  );

  String _format(Duration value) {
    final minutes = value.inMinutes.remainder(60).toString().padLeft(2, '0');
    final seconds = value.inSeconds.remainder(60).toString().padLeft(2, '0');
    return '$minutes:$seconds';
  }
}