初始化
This commit is contained in:
谢宇宁
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import 'package:hgdj/hj_model/drama_media_info.dart';
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import 'package:hgdj/hj_model/media_content.dart';
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/// 一条短剧观看记录：续播位置 + 列表展示用的剧信息快照。本地记录，不走后端，见 [DramaResumeStore]。
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/// 落库时整条存成 model_data，所以 [mediaId] 必须写进 json——
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/// 基类只回 model_data 一列，读盘时全靠它认领是哪部剧
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class DramaResume {
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final String mediaId; //哪部剧，同时是行主键
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final String contentId; //上次看的分集。定位只认它，别再存「第几集」——分页深度靠边翻边找就够了
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final int progressSeconds; //看到第几秒
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/// 剧信息快照(封面/剧名/集数)。续播定位用不到，是历史记录页拿它画卡片——
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/// 只存 id 的话列表除了 id 什么都渲染不出来
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final DramaMediaInfo? drama;
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/// 本条写入时刻(毫秒)。历史记录页按它倒序，不看 db 的 create_time——
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/// 老数据没这个字段，读出来是 0，排在最后
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final int watchedAt;
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const DramaResume({
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required this.mediaId,
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required this.contentId,
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required this.progressSeconds,
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this.drama,
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this.watchedAt = 0,
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});
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DramaResume.fromJson(dynamic json)
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: mediaId = json?['mediaId'] ?? '',
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contentId = json?['contentId'] ?? '',
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progressSeconds = json?['progressSeconds'] ?? 0,
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drama = json?['drama'] == null
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? null
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: DramaMediaInfo.fromJson(json['drama']),
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watchedAt = json?['watchedAt'] ?? 0;
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Map<String, dynamic> toJson() => {
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'mediaId': mediaId,
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'contentId': contentId,
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'progressSeconds': progressSeconds,
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'drama': drama?.toJson(),
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'watchedAt': watchedAt,
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};
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}
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/// 付费墙：文案/价格/余额全部服务端下发，前端不自己拼
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class DramaPaywall {
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String? checkoutContextId; //本次付费墙上下文，充值/开卡归因和下单都要带
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String? title;
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int? coinBalance;
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int? unlockCoin;
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String? coinButtonText;
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String? cardButtonText;
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DramaPaywall.fromJson(dynamic json) {
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json ??= {};
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checkoutContextId = json['checkoutContextId'];
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title = json['title'];
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coinBalance = json['coinBalance'];
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unlockCoin = json['unlockCoin'];
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coinButtonText = json['coinButtonText'];
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cardButtonText = json['cardButtonText'];
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}
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String get titleUI => title?.isNotEmpty == true ? title! : '更多精彩解锁即享';
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String get coinButtonUI => coinButtonText?.isNotEmpty == true
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? coinButtonText!
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: '${unlockCoin ?? 0}金币解锁';
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String get cardButtonUI =>
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cardButtonText?.isNotEmpty == true ? cardButtonText! : '开通短剧卡免费看';
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}
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/// AI短剧 Feed 的一条：某部剧 + 该剧第一集。整页走 ListBaseModel<DramaFeedItem>
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class DramaFeedItem {
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DramaMediaInfo? media;
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MediaContent? content;
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DramaFeedItem.fromJson(dynamic json) {
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json ??= {};
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//缺 media 就不造空模型，上层按 null 过滤掉这条，别让信息流多出一个没剧名没地址的空位
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if (json['media'] != null) media = DramaMediaInfo.fromJson(json['media']);
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if (json['content'] != null)
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content = MediaContent.fromJson(json['content']);
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}
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}
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/// 短剧专题（热门短剧 Tab）
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class DramaTopic {
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String? topicId;
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String? name;
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String? topicType;
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String? systemKey;
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int? sort;
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int? workCount;
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DramaTopic({
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this.topicId,
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this.name,
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this.topicType,
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this.systemKey,
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this.sort,
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this.workCount,
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});
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DramaTopic.fromJson(dynamic json) {
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json ??= {};
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topicId = json['topicId']?.toString();
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name = json['name']?.toString();
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topicType = json['topicType']?.toString();
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systemKey = json['systemKey']?.toString();
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sort = json['sort'] is int
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? json['sort'] as int
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: int.tryParse('${json['sort'] ?? ''}');
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workCount = json['workCount'] is int
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? json['workCount'] as int
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: int.tryParse('${json['workCount'] ?? ''}');
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}
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}
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/// 短剧搜索结果（`/media/search` kind=4）
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class DramaSearchResult {
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List<DramaMediaInfo> list = [];
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List<DramaMediaInfo> tagMediaList = [];
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String? tagID;
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bool hasNext = false;
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DramaSearchResult.fromJson(dynamic json) {
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json ??= {};
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hasNext = json['hasNext'] == true;
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tagID = json['tagID']?.toString();
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list = (json['list'] as List?)
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?.map((e) => DramaMediaInfo.fromJson(e))
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.toList() ??
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[];
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tagMediaList = (json['tagMediaList'] as List?)
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?.map((e) => DramaMediaInfo.fromJson(e))
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.toList() ??
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[];
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}
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}
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/// 单集金币解锁的下单结果
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class DramaUnlockResult {
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String? orderId;
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String? mediaId;
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String? contentId;
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int? paidCoin;
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int? coinBalance;
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DramaUnlockResult.fromJson(Map<String, dynamic>? json) {
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json ??= {};
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orderId = json['orderId'];
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mediaId = json['mediaId'];
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contentId = json['contentId'];
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paidCoin = json['paidCoin'];
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coinBalance = json['coinBalance'];
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}
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}
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/// 短剧单集下载授权结果。权益/上下架/次数校验和扣次都在服务端一次做完，
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/// 客户端只负责拿地址开下载，不再自己算次数
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class DramaDownloadAuth {
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String? mediaId;
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String? contentId;
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int? episodeNumber;
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String? name;
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String? cover;
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String? downloadUrl; // H.264 m3u8，可能是相对地址
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String? h265DownloadUrl; // H.265 m3u8，没有时为空串
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int? mediaSize; // 字节
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String? expiresAt; // 本次地址失效时间(签发后 6 小时)
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int? remainingDownloadCount; // 扣完之后钱包剩余下载次数，直接用它顶掉本地值
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bool? charged; // false = 幂等重试命中，没有重复扣次
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DramaDownloadAuth.fromJson(Map<String, dynamic>? json) {
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json ??= {};
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mediaId = json['mediaId'];
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contentId = json['contentId'];
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episodeNumber = json['episodeNumber'];
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name = json['name'];
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cover = json['cover'];
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downloadUrl = json['downloadUrl'];
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h265DownloadUrl = json['h265DownloadUrl'];
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mediaSize = json['mediaSize'];
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expiresAt = json['expiresAt'];
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remainingDownloadCount = json['remainingDownloadCount'];
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charged = json['charged'] == true;
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}
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}
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