part of 'queue_tab.dart';

class _QueueItemSliverRow extends ConsumerWidget {
  final String itemId;
  final ColorScheme colorScheme;
  final Widget Function(BuildContext, DownloadItem, ColorScheme) itemBuilder;

  const _QueueItemSliverRow({
    super.key,
    required this.itemId,
    required this.colorScheme,
    required this.itemBuilder,
  });

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final item = ref.watch(
      downloadQueueLookupProvider.select((lookup) => lookup.byItemId[itemId]),
    );
    if (item == null) {
      return const SizedBox.shrink();
    }

    return RepaintBoundary(child: itemBuilder(context, item, colorScheme));
  }
}

enum _CollectionEntryType { wishlist, loved, favoriteArtists, playlist }

class _CollectionEntry {
  final _CollectionEntryType type;
  final int playlistIndex;

  const _CollectionEntry._(this.type, [this.playlistIndex = -1]);

  static const wishlist = _CollectionEntry._(_CollectionEntryType.wishlist);
  static const loved = _CollectionEntry._(_CollectionEntryType.loved);
  static const favoriteArtists = _CollectionEntry._(
    _CollectionEntryType.favoriteArtists,
  );
  static _CollectionEntry playlist(int index) =>
      _CollectionEntry._(_CollectionEntryType.playlist, index);
}

class _FilterChip extends ConsumerWidget {
  final String label;
  final int count;
  final bool isSelected;
  final VoidCallback onTap;

  const _FilterChip({
    required this.label,
    required this.count,
    required this.isSelected,
    required this.onTap,
  });

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final colorScheme = Theme.of(context).colorScheme;
    final mornye = context.isMornye;

    final content = Row(
      mainAxisSize: MainAxisSize.min,
      children: [
        Text(
          label,
          style: mornye
              ? Theme.of(context).textTheme.bodyMedium?.copyWith(
                  color: isSelected
                      ? colorScheme.onSurface
                      : colorScheme.onSurfaceVariant,
                  fontWeight: isSelected ? FontWeight.w600 : FontWeight.w500,
                )
              : null,
        ),
        const SizedBox(width: 6),
        Container(
          padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
          decoration: BoxDecoration(
            color: isSelected
                ? colorScheme.primary.withValues(alpha: 0.2)
                : colorScheme.outline.withValues(alpha: 0.2),
            borderRadius: BorderRadius.circular(10),
          ),
          child: Text(
            count.toString(),
            style: TextStyle(
              fontSize: 11,
              color: isSelected
                  ? colorScheme.onPrimaryContainer
                  : colorScheme.onSurfaceVariant,
              fontWeight: FontWeight.w500,
            ),
          ),
        ),
      ],
    );

    if (mornye) {
      return Semantics(
        button: true,
        selected: isSelected,
        label: '$label, $count',
        excludeSemantics: true,
        onTap: onTap,
        child: MornyeGlass(
          radius: 22,
          blurEnabled:
              !ref.watch(lowEndDeviceProvider) ||
              ref.watch(backdropBlurEnabledProvider),
          child: Material(
            color: Colors.transparent,
            child: InkWell(
              onTap: onTap,
              borderRadius: BorderRadius.circular(22),
              child: AnimatedContainer(
                duration: MediaQuery.disableAnimationsOf(context)
                    ? Duration.zero
                    : context.tokens.motionFast,
                constraints: const BoxConstraints(minHeight: 44),
                padding: const EdgeInsets.symmetric(
                  horizontal: 16,
                  vertical: 10,
                ),
                decoration: BoxDecoration(
                  color: isSelected
                      ? colorScheme.primary.withValues(alpha: 0.10)
                      : Colors.transparent,
                  borderRadius: BorderRadius.circular(22),
                ),
                child: content,
              ),
            ),
          ),
        ),
      );
    }

    return AppChoiceChip(
      label: Text(label),
      count: count,
      singleChoice: true,
      selected: isSelected,
      onSelected: (_) => onTap(),
    );
  }
}