110 lines
3.4 KiB
Dart
110 lines
3.4 KiB
Dart
/// 评论模型（《03-接口文档》6.3/6.4/6.5，对应服务端 interaction_service 输出）
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class CommentItem {
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CommentItem({
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required this.commentId,
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required this.userId,
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this.nickname = '',
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this.avatarUrl = '',
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this.content = '',
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this.likeCount = 0,
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this.replyCount = 0,
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this.createdAt = '',
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});
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final int commentId;
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final int userId;
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final String nickname;
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final String avatarUrl;
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final String content;
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final int likeCount;
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/// 一级评论的回复数（二级回复列表项恒为 0）
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final int replyCount;
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final String createdAt;
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CommentItem copyWith({int? replyCount}) => CommentItem(
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commentId: commentId,
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userId: userId,
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nickname: nickname,
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avatarUrl: avatarUrl,
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content: content,
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likeCount: likeCount,
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replyCount: replyCount ?? this.replyCount,
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createdAt: createdAt,
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);
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factory CommentItem.fromJson(Map<String, dynamic> json) {
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final user = (json['user'] as Map<String, dynamic>?) ?? const {};
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return CommentItem(
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commentId: (json['comment_id'] as num?)?.toInt() ?? 0,
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userId: (user['user_id'] as num?)?.toInt() ?? 0,
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nickname: (user['nickname'] as String?) ?? '',
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avatarUrl: (user['avatar_url'] as String?) ?? '',
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content: (json['content'] as String?) ?? '',
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likeCount: (json['like_count'] as num?)?.toInt() ?? 0,
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replyCount: (json['reply_count'] as num?)?.toInt() ?? 0,
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createdAt: (json['created_at'] as String?) ?? '',
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);
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}
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}
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/// 评论分页（普通 page/page_size 分页，《03-接口文档》1.4）
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class CommentListPage {
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CommentListPage({required this.total, required this.items});
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final int total;
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final List<CommentItem> items;
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factory CommentListPage.fromJson(Map<String, dynamic> json) =>
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CommentListPage(
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total: (json['total'] as num?)?.toInt() ?? 0,
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items: ((json['list'] as List?) ?? const [])
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.whereType<Map<String, dynamic>>()
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.map(CommentItem.fromJson)
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.toList(),
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);
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}
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/// 评论积分奖励进度（发表/删除评论响应中的 reward_progress）
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class RewardProgress {
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RewardProgress({
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required this.current,
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required this.target,
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this.rewardedThisTime = false,
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this.rewardPoints = 0,
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});
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/// 当前进度（满 target 自动发奖并清零）
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final int current;
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final int target;
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/// 本次是否触发发奖
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final bool rewardedThisTime;
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/// 本次发放积分数（未发奖为 0）
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final int rewardPoints;
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factory RewardProgress.fromJson(Map<String, dynamic> json) => RewardProgress(
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current: (json['current'] as num?)?.toInt() ?? 0,
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target: (json['target'] as num?)?.toInt() ?? 10,
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rewardedThisTime: (json['rewarded_this_time'] as bool?) ?? false,
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rewardPoints: (json['reward_points'] as num?)?.toInt() ?? 0,
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);
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}
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/// 发表评论响应（《03-接口文档》6.4）
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class CommentCreateResult {
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CommentCreateResult({required this.commentId, required this.rewardProgress});
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final int commentId;
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final RewardProgress rewardProgress;
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factory CommentCreateResult.fromJson(Map<String, dynamic> json) =>
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CommentCreateResult(
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commentId: (json['comment_id'] as num?)?.toInt() ?? 0,
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rewardProgress: RewardProgress.fromJson(
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(json['reward_progress'] as Map<String, dynamic>?) ?? const {},
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),
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);
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}
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