import 'video_item.dart';

/// 用户公开主页（《03-接口文档》4.7）
class UserPublicProfile {
  UserPublicProfile({
    required this.userId,
    this.nickname = '',
    this.avatarUrl = '',
    this.bio = '',
    this.videoCount = 0,
    this.totalLikes = 0,
  });

  final int userId;
  final String nickname;
  final String avatarUrl;
  final String bio;

  /// 已发布作品数
  final int videoCount;

  /// 累计获赞
  final int totalLikes;

  factory UserPublicProfile.fromJson(Map<String, dynamic> json) =>
      UserPublicProfile(
        userId: (json['user_id'] as num?)?.toInt() ?? 0,
        nickname: (json['nickname'] as String?) ?? '',
        avatarUrl: (json['avatar_url'] as String?) ?? '',
        bio: (json['bio'] as String?) ?? '',
        videoCount: (json['video_count'] as num?)?.toInt() ?? 0,
        totalLikes: (json['total_likes'] as num?)?.toInt() ?? 0,
      );
}

/// 观看历史项（《03-接口文档》6.7：video + watched_at + cost_type）
class HistoryItem {
  HistoryItem({
    required this.video,
    this.watchedAt = '',
    this.costType = 0,
  });

  final VideoItem video;
  final String watchedAt;

  /// 计费类型：0 免费额度 / 1 积分 / 2 会员 / 3 重复观看或本人作品（不计费）
  final int costType;

  String get costLabel => switch (costType) {
        1 => '积分',
        2 => '会员',
        _ => '免费',
      };

  factory HistoryItem.fromJson(Map<String, dynamic> json) => HistoryItem(
        video: VideoItem.fromJson(
          (json['video'] as Map<String, dynamic>?) ?? const {},
        ),
        watchedAt: (json['watched_at'] as String?) ?? '',
        costType: (json['cost_type'] as num?)?.toInt() ?? 0,
      );
}