// Author: fruit.com.cn

part of 'player_view.dart';

extension _PlayerViewActions on _PlayerPageState {
  Future<void> _openSpeedSheet(BuildContext context) async {
    final selected = await showModalBottomSheet<double>(
      context: context,
      backgroundColor: AppColors.transparent,
      showDragHandle: false,
      builder: (_) => PlayerSpeedSheet(selected: _playbackSpeed),
    );
    if (selected == null || !mounted) return;
    _updatePlaybackSpeed(selected);
    await logic.setPlaybackSpeed(selected);
  }

  Future<void> _openMore(BuildContext context, Episode episode) async {
    final l10n = AppLocalizations.of(context)!;
    await showModalBottomSheet<void>(
      context: context,
      backgroundColor: AppColors.transparent,
      showDragHandle: false,
      isScrollControlled: true,
      builder: (_) => PlayerMoreSheet(
        l10n: l10n,
        state: PlayerMoreState(
          speed: _playbackSpeed,
          qualities: logic.qualities,
          selectedQuality: logic.selectedQuality,
        ),
        actions: PlayerMoreActions(
          onSpeedChanged: (value) {
            _updatePlaybackSpeed(value);
            unawaited(logic.setPlaybackSpeed(value));
          },
          onQualityChanged: (quality) => _switchQuality(context, l10n, quality),
          onClear: _hideChrome,
          onDownload: () => requestEpisodeDownload(context, episode.id),
          // iOS 不显示手动「画中画」入口（走下方「退出后自动小窗」开关）。
          onPip: logic.pictureInPicture.isPlatformSupported && !logic.iosDevice
              ? () => unawaited(logic.enterPip(context))
              : null,
          autoPipEnabled: logic.iosAutoPipEnabled,
          onAutoPipChanged: logic.iosDevice
              ? (value) => unawaited(logic.setIosAutoPip(value))
              : null,
        ),
      ),
    );
  }

  Future<bool> _switchQuality(
    BuildContext context,
    AppLocalizations l10n,
    String quality,
  ) async {
    Navigator.of(context).pop();
    final switched = await logic.selectQuality(quality);
    if (!context.mounted || !switched) return false;
    final label = quality.toUpperCase() == 'AUTO' ? l10n.qualityAuto : quality;
    showCenteredToast(context, l10n.qualitySwitched(label));
    return true;
  }

  Future<void> _openUnlockSheet(
    BuildContext context,
    int index,
    Episode episode,
  ) async {
    final wallet = logic.wallet;
    if (wallet == null) return;
    if (!context.read<AuthController>().isSignedIn &&
        !await ensureSignedIn(context)) {
      return;
    }
    if (!context.mounted) return;
    await showModalBottomSheet<bool>(
      context: context,
      backgroundColor: AppColors.transparent,
      showDragHandle: false,
      isScrollControlled: true,
      builder: (_) => PlayerUnlockSheet(
        l10n: AppLocalizations.of(context)!,
        episodeNumber: episode.number,
        coinCost: logic.blockedTicket?.unlockCoin ?? 0,
        balance: wallet.snapshot == null ? null : wallet.balance,
        onUnlock: () => _unlockEpisode(context, index),
      ),
    );
  }

  Future<bool> _unlockEpisode(BuildContext context, int index) async {
    if (!context.read<AuthController>().isSignedIn) return false;
    final ok = await logic.unlockEpisode(index);
    if (ok || !context.mounted) return ok;
    final l10n = AppLocalizations.of(context)!;
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(
        content: Text(errorText(l10n, logic.unlockError, l10n.unlockFailed)),
      ),
    );
    return false;
  }

  Future<void> _toggleLike(
    BuildContext context,
    InteractionController interactions,
    Episode episode, {
    bool likeOnly = false,
  }) async {
    final busyBefore = interactions.isEpisodeBusy(episode.id);
    final likedBefore = interactions.isEpisodeLiked(episode.id);
    if (kDebugMode) {
      debugPrint(
        '[player-like] phase=toggle-start '
        'episodeId=${episode.id} likeOnly=$likeOnly '
        'busy=$busyBefore liked=$likedBefore',
      );
    }
    unawaited(context.read<Haptics>().lightImpact());
    if (busyBefore || (likeOnly && likedBefore)) {
      if (kDebugMode) {
        debugPrint(
          '[player-like] phase=toggle-skipped '
          'episodeId=${episode.id} '
          'reason=${busyBefore ? 'busy' : 'already-liked'}',
        );
      }
      return;
    }
    final result = await interactions.toggleEpisodeLike(episode.id);
    if (kDebugMode) {
      debugPrint(
        '[player-like] phase=toggle-result '
        'episodeId=${episode.id} success=${result.isSuccess} '
        'liked=${interactions.isEpisodeLiked(episode.id)} '
        'count=${interactions.episodeLikeCount(episode.id)} '
        'error=${result.errorMessage ?? '-'}',
      );
    }
    if (result.isSuccess) {
      final likeCount = interactions.episodeLikeCount(episode.id);
      if (likeCount != null) {
        logic.applyEpisodeLikeState(
          episode.id,
          liked: interactions.isEpisodeLiked(episode.id),
          likeCount: likeCount,
        );
      }
      _refreshLikeState();
      return;
    }
    if (!context.mounted) return;
    if (result.errorCode == 200007) {
      await ensureSignedIn(context);
      return;
    }
    showCenteredToast(
      context,
      result.errorMessage ?? AppLocalizations.of(context)!.likeFailed,
    );
  }

  Future<void> _toggleSave(BuildContext context, Drama drama) async {
    final favorites = context.read<FavoriteController>();
    unawaited(context.read<Haptics>().lightImpact());
    final wasSaved = favorites.isSaved(drama.id);
    final ok = await favorites.toggle(drama.id, card: drama);
    if (!context.mounted) return;
    if (ok) {
      final nowSaved = favorites.isSaved(drama.id);
      if (nowSaved != wasSaved) {
        logic.markDramaFavoriteChanged(drama.id);
      }
      return;
    }
    if (favorites.lastErrorCode == 200007) {
      await ensureSignedIn(context);
      return;
    }
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(
        content: Text(AppLocalizations.of(context)!.favoriteToggleFailed),
      ),
    );
  }
}