浅念
650 lines
20 KiB
Dart
650 lines
20 KiB
Dart
/// 相册域模型（P3 计划 Task 2）：相册、分类、成员、账号查询与请求体。
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///
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/// 契约来源：`packages/contracts/openapi.yaml` tag `albums`/`categories`/
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/// `members`/`admin`。
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library;
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/// 相册多语言条目（创建/更新请求与响应共用）。
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///
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/// 契约 `components.schemas.AlbumTranslation`：未填的可选字段存储为 null
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/// （回读时 null 而非缺省键）。
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class AlbumTranslation {
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const AlbumTranslation({
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required this.locale,
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required this.title,
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this.description,
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this.venue,
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this.address,
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});
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factory AlbumTranslation.fromJson(Map<String, dynamic> json) =>
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AlbumTranslation(
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locale: json['locale'] as String,
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title: json['title'] as String,
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description: json['description'] as String?,
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venue: json['venue'] as String?,
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address: json['address'] as String?,
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);
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/// 语言（契约 Locale enum：zh-CN | en；Dart 标识符不兼容连字符，
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/// 按 String 透传）。
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final String locale;
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/// 相册标题。
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final String title;
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/// 相册描述；未填为 null。
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final String? description;
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/// 场地名称；未填为 null。
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final String? venue;
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/// 场地地址；未填为 null。
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final String? address;
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Map<String, dynamic> toJson() => {
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'locale': locale,
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'title': title,
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'description': description,
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'venue': venue,
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'address': address,
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};
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}
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/// 相册状态。
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///
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/// 契约 `AlbumSummary.status` enum：active=正常；offline=下线
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/// （停止公开访问与新授权签发）。
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enum AlbumStatus {
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active('active'),
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offline('offline');
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const AlbumStatus(this.wire);
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/// 线上（JSON）取值。
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final String wire;
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static AlbumStatus fromJson(String value) => values.firstWhere(
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(v) => v.wire == value,
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orElse: () => throw FormatException('未知 AlbumStatus: $value'),
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);
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}
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/// 私有对象的短期签名 URL。
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///
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/// 契约 `components.schemas.SignedUrl`（UI-01 起相册封面/照片预览共用）：
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/// 不得写入持久分享链接，过期后经原入口（列表/详情重取）刷新。
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class SignedUrl {
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const SignedUrl({required this.url, required this.expiresAt});
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factory SignedUrl.fromJson(Map<String, dynamic> json) => SignedUrl(
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url: json['url'] as String,
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expiresAt: DateTime.parse(json['expiresAt'] as String),
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);
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/// 签名访问 URL。
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final String url;
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/// URL 失效时间。
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final DateTime expiresAt;
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Map<String, dynamic> toJson() => {
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'url': url,
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'expiresAt': expiresAt.toUtc().toIso8601String(),
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};
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}
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/// 相册列表条目（完整开关与多语言标题，管理列表无需二次请求详情）。
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///
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/// 契约 `components.schemas.AlbumSummary`（GET /albums，
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/// operationId `listAlbums` 的条目）。cover（UI-01 可选扩展）：当前生效
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/// 封面的短期签名 URL；旧响应缺键或未配置封面为 null。
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class AlbumSummary {
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const AlbumSummary({
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required this.id,
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required this.publicToken,
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required this.ownerId,
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required this.status,
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required this.defaultLocale,
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required this.timezone,
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required this.startAt,
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required this.endAt,
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required this.uploadEnabled,
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required this.publicEnabled,
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required this.downloadEnabled,
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required this.originalDownloadEnabled,
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required this.watermarkVersion,
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required this.translations,
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required this.createdAt,
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required this.updatedAt,
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required this.statsSyncedAt,
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this.cover,
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});
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factory AlbumSummary.fromJson(Map<String, dynamic> json) => AlbumSummary(
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id: json['id'] as String,
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publicToken: json['publicToken'] as String,
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ownerId: json['ownerId'] as String,
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status: AlbumStatus.fromJson(json['status'] as String),
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defaultLocale: json['defaultLocale'] as String,
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timezone: json['timezone'] as String,
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startAt: DateTime.parse(json['startAt'] as String),
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endAt: json['endAt'] == null
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? null
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: DateTime.parse(json['endAt'] as String),
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uploadEnabled: json['uploadEnabled'] as bool,
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publicEnabled: json['publicEnabled'] as bool,
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downloadEnabled: json['downloadEnabled'] as bool,
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originalDownloadEnabled: json['originalDownloadEnabled'] as bool,
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watermarkVersion: json['watermarkVersion'] as int,
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translations: (json['translations'] as List<dynamic>)
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.map(
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(dynamic e) => AlbumTranslation.fromJson(
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e as Map<String, dynamic>,
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),
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)
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.toList(),
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createdAt: DateTime.parse(json['createdAt'] as String),
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updatedAt: DateTime.parse(json['updatedAt'] as String),
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statsSyncedAt: json['statsSyncedAt'] == null
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? null
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: DateTime.parse(json['statsSyncedAt'] as String),
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cover: json['cover'] == null
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? null
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: SignedUrl.fromJson(json['cover'] as Map<String, dynamic>),
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);
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/// 相册 ID。
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final String id;
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/// 公开访问令牌（不可枚举，pattern ^[0-9a-z]{20,32}$）。
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final String publicToken;
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/// 创建者用户 ID。
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final String ownerId;
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/// 相册状态。
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final AlbumStatus status;
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/// 缺省语言（契约 Locale enum：zh-CN | en）。
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final String defaultLocale;
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/// 活动 IANA 时区。
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final String timezone;
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/// 活动开始时间（UTC 存储，展示按 timezone）。
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final DateTime startAt;
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/// 活动结束时间；null 表示未定。
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final DateTime? endAt;
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/// 是否允许新上传任务。
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final bool uploadEnabled;
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/// 是否公开可见。
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final bool publicEnabled;
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/// 允许下载浏览版本。
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final bool downloadEnabled;
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/// 允许下载原图。
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final bool originalDownloadEnabled;
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/// 当前水印配置版本。
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final int watermarkVersion;
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/// 各语言内容。
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final List<AlbumTranslation> translations;
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/// 创建时间。
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final DateTime createdAt;
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/// 最近更新时间。
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final DateTime updatedAt;
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/// 统计副本最近同步时间（P2 A27）；null 表示尚无回传应用。
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final DateTime? statsSyncedAt;
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/// 相册封面签名 URL（UI-01）；未配置封面或旧响应缺键为 null。
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final SignedUrl? cover;
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Map<String, dynamic> toJson() => {
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'id': id,
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'publicToken': publicToken,
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'ownerId': ownerId,
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'status': status.wire,
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'defaultLocale': defaultLocale,
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'timezone': timezone,
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'startAt': startAt.toUtc().toIso8601String(),
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'endAt': endAt?.toUtc().toIso8601String(),
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'uploadEnabled': uploadEnabled,
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'publicEnabled': publicEnabled,
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'downloadEnabled': downloadEnabled,
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'originalDownloadEnabled': originalDownloadEnabled,
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'watermarkVersion': watermarkVersion,
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'translations': translations
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.map((AlbumTranslation t) => t.toJson())
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.toList(),
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'createdAt': createdAt.toUtc().toIso8601String(),
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'updatedAt': updatedAt.toUtc().toIso8601String(),
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'statsSyncedAt': statsSyncedAt?.toUtc().toIso8601String(),
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'cover': cover?.toJson(),
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};
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}
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/// 相册详情。
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///
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/// 契约 `components.schemas.Album`（= AlbumSummary + categories，按
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/// sortOrder 升序）；POST /albums、GET/PATCH /albums/{albumId}
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/// （operationId `createAlbum` / `getAlbum` / `updateAlbum`）的响应。
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class Album extends AlbumSummary {
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const Album({
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required this.categories,
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required super.id,
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required super.publicToken,
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required super.ownerId,
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required super.status,
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required super.defaultLocale,
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required super.timezone,
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required super.startAt,
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required super.endAt,
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required super.uploadEnabled,
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required super.publicEnabled,
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required super.downloadEnabled,
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required super.originalDownloadEnabled,
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required super.watermarkVersion,
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required super.translations,
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required super.createdAt,
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required super.updatedAt,
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required super.statsSyncedAt,
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super.cover,
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});
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factory Album.fromJson(Map<String, dynamic> json) => Album(
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categories: (json['categories'] as List<dynamic>)
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.map(
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(dynamic e) => Category.fromJson(e as Map<String, dynamic>),
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)
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.toList(),
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cover: json['cover'] == null
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? null
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: SignedUrl.fromJson(json['cover'] as Map<String, dynamic>),
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id: json['id'] as String,
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publicToken: json['publicToken'] as String,
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ownerId: json['ownerId'] as String,
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status: AlbumStatus.fromJson(json['status'] as String),
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defaultLocale: json['defaultLocale'] as String,
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timezone: json['timezone'] as String,
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startAt: DateTime.parse(json['startAt'] as String),
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endAt: json['endAt'] == null
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? null
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: DateTime.parse(json['endAt'] as String),
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uploadEnabled: json['uploadEnabled'] as bool,
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publicEnabled: json['publicEnabled'] as bool,
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downloadEnabled: json['downloadEnabled'] as bool,
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originalDownloadEnabled: json['originalDownloadEnabled'] as bool,
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watermarkVersion: json['watermarkVersion'] as int,
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translations: (json['translations'] as List<dynamic>)
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.map(
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(dynamic e) => AlbumTranslation.fromJson(
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e as Map<String, dynamic>,
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),
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)
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.toList(),
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createdAt: DateTime.parse(json['createdAt'] as String),
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updatedAt: DateTime.parse(json['updatedAt'] as String),
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statsSyncedAt: json['statsSyncedAt'] == null
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? null
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: DateTime.parse(json['statsSyncedAt'] as String),
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);
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/// 相册分类（按 sortOrder 升序；新相册为空数组）。
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final List<Category> categories;
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@override
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Map<String, dynamic> toJson() =>
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{...super.toJson(), 'categories': categories.map((c) => c.toJson()).toList()};
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}
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/// 分类多语言名称条目。
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///
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/// 契约 `components.schemas.CategoryTranslation`。
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class CategoryTranslation {
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const CategoryTranslation({required this.locale, required this.name});
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factory CategoryTranslation.fromJson(Map<String, dynamic> json) =>
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CategoryTranslation(
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locale: json['locale'] as String,
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name: json['name'] as String,
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);
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/// 语言（契约 Locale enum：zh-CN | en）。
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final String locale;
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/// 分类名称。
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final String name;
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Map<String, dynamic> toJson() => {'locale': locale, 'name': name};
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}
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/// 相册分类。
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///
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/// 契约 `components.schemas.Category`；POST /albums/{albumId}/categories、
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/// PATCH /categories/{categoryId}（operationId `createCategory` /
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/// `updateCategory`）的响应，亦内嵌于 [Album.categories]。
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class Category {
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const Category({
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required this.id,
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required this.albumId,
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required this.sortOrder,
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required this.translations,
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});
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factory Category.fromJson(Map<String, dynamic> json) => Category(
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id: json['id'] as String,
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albumId: json['albumId'] as String,
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sortOrder: json['sortOrder'] as int,
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translations: (json['translations'] as List<dynamic>)
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.map(
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(dynamic e) =>
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CategoryTranslation.fromJson(e as Map<String, dynamic>),
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)
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.toList(),
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);
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/// 分类 ID。
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final String id;
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/// 所属相册 ID。
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final String albumId;
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/// 排序序号（升序）。
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final int sortOrder;
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/// 各语言名称。
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final List<CategoryTranslation> translations;
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Map<String, dynamic> toJson() => {
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'id': id,
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'albumId': albumId,
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'sortOrder': sortOrder,
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'translations':
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translations.map((CategoryTranslation t) => t.toJson()).toList(),
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};
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}
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/// 成员角色。
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///
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/// 契约 `Member.role` enum：owner 由创建流程产生，P1a 仅 collaborator 可添加。
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enum MemberRole {
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owner('owner'),
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collaborator('collaborator');
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const MemberRole(this.wire);
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/// 线上（JSON）取值。
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final String wire;
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static MemberRole fromJson(String value) => values.firstWhere(
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(v) => v.wire == value,
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orElse: () => throw FormatException('未知 MemberRole: $value'),
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);
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}
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/// 成员状态。
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///
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/// 契约 `Member.status` enum：P1a 仅 active，预留扩展。
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enum MemberStatus {
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active('active');
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const MemberStatus(this.wire);
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/// 线上（JSON）取值。
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final String wire;
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static MemberStatus fromJson(String value) => values.firstWhere(
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(v) => v.wire == value,
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orElse: () => throw FormatException('未知 MemberStatus: $value'),
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);
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}
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/// 相册成员。
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///
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/// 契约 `components.schemas.Member`；POST /albums/{albumId}/members
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/// （operationId `addAlbumMember`）的响应、GET 同路径
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/// （`listAlbumMembers`）的条目。
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class Member {
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const Member({
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required this.userId,
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required this.account,
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required this.displayName,
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required this.role,
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required this.status,
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});
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factory Member.fromJson(Map<String, dynamic> json) => Member(
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userId: json['userId'] as String,
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account: json['account'] as String,
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displayName: json['displayName'] as String,
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role: MemberRole.fromJson(json['role'] as String),
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status: MemberStatus.fromJson(json['status'] as String),
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);
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/// 用户 ID。
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final String userId;
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/// 登录账号。
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final String account;
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/// 展示姓名（来自用户资料同步）。
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final String displayName;
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/// 相册角色。
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final MemberRole role;
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/// 成员状态。
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final MemberStatus status;
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Map<String, dynamic> toJson() => {
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'userId': userId,
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'account': account,
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'displayName': displayName,
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'role': role.wire,
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'status': status.wire,
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};
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}
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/// 账号前缀查询条目（脱敏）。
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///
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/// 契约 `components.schemas.AdminUserLookupItem`；GET /admin/users
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/// （operationId `lookupUsersByAccount`）的条目，用于邀请协作者的
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/// 前置搜索。无游标（前缀搜索 + 小上限即取即用）。
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class AdminUserLookupItem {
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const AdminUserLookupItem({
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required this.id,
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required this.account,
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required this.displayName,
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});
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factory AdminUserLookupItem.fromJson(Map<String, dynamic> json) =>
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AdminUserLookupItem(
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id: json['id'] as String,
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account: json['account'] as String,
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displayName: json['displayName'] as String,
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);
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/// 用户 ID（用于 POST /albums/{albumId}/members 的 userId）。
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final String id;
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/// 登录账号。
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final String account;
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/// 展示姓名。
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final String displayName;
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Map<String, dynamic> toJson() => {
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'id': id,
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'account': account,
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'displayName': displayName,
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};
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}
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/// 创建相册请求体。
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///
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/// 契约 `components.schemas.AlbumCreateRequest`（operationId
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/// `createAlbum`）。初始默认值（服务端）：uploadEnabled/publicEnabled=
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/// downloadEnabled=true、originalDownloadEnabled=false、status=active、
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/// watermarkVersion=0——故请求体不含 uploadEnabled/publicEnabled/status。
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class AlbumCreateRequest {
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const AlbumCreateRequest({
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required this.translations,
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required this.defaultLocale,
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required this.startAt,
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this.endAt,
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this.timezone = 'Asia/Shanghai',
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this.downloadEnabled = true,
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this.originalDownloadEnabled = false,
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});
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/// 多语言内容；必须包含 defaultLocale 对应条目（minItems 1）。
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final List<AlbumTranslation> translations;
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/// 缺省语言（契约 Locale enum：zh-CN | en）。
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final String defaultLocale;
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/// 活动开始时间。
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final DateTime startAt;
|
||
|
||
/// 活动结束时间；null/缺省表示未定。
|
||
final DateTime? endAt;
|
||
|
||
/// 活动 IANA 时区（契约缺省 Asia/Shanghai）。
|
||
final String timezone;
|
||
|
||
/// 允许下载浏览版本（契约缺省 true）。
|
||
final bool downloadEnabled;
|
||
|
||
/// 允许下载原图（契约缺省 false）。
|
||
final bool originalDownloadEnabled;
|
||
|
||
Map<String, dynamic> toJson() => {
|
||
'translations':
|
||
translations.map((AlbumTranslation t) => t.toJson()).toList(),
|
||
'defaultLocale': defaultLocale,
|
||
'startAt': startAt.toUtc().toIso8601String(),
|
||
'endAt': endAt?.toUtc().toIso8601String(),
|
||
'timezone': timezone,
|
||
'downloadEnabled': downloadEnabled,
|
||
'originalDownloadEnabled': originalDownloadEnabled,
|
||
};
|
||
}
|
||
|
||
/// 更新相册请求体（部分更新：仅提交的字段被修改）。
|
||
///
|
||
/// 契约 `components.schemas.AlbumUpdateRequest`（operationId
|
||
/// `updateAlbum`，minProperties 1）。translations 为全量替换（须包含
|
||
/// defaultLocale 对应条目）；[endAt] 传 null 清除——「未提供」与
|
||
/// 「显式清除」经 [clearEndAt] 区分（Dart 可空字段无法自带该语义）。
|
||
class AlbumUpdateRequest {
|
||
const AlbumUpdateRequest({
|
||
this.translations,
|
||
this.defaultLocale,
|
||
this.startAt,
|
||
this.endAt,
|
||
this.clearEndAt = false,
|
||
this.timezone,
|
||
this.uploadEnabled,
|
||
this.publicEnabled,
|
||
this.downloadEnabled,
|
||
this.originalDownloadEnabled,
|
||
});
|
||
|
||
/// 全量替换多语言内容（须包含 defaultLocale 对应条目）。
|
||
final List<AlbumTranslation>? translations;
|
||
|
||
/// 缺省语言。
|
||
final String? defaultLocale;
|
||
|
||
/// 活动开始时间。
|
||
final DateTime? startAt;
|
||
|
||
/// 活动结束时间；与 [clearEndAt] 互斥使用。
|
||
final DateTime? endAt;
|
||
|
||
/// 显式清除 endAt（序列化为 `"endAt": null`）。
|
||
final bool clearEndAt;
|
||
|
||
/// 活动 IANA 时区。
|
||
final String? timezone;
|
||
|
||
/// 是否允许新上传任务。
|
||
final bool? uploadEnabled;
|
||
|
||
/// 是否公开可见。
|
||
final bool? publicEnabled;
|
||
|
||
/// 允许下载浏览版本。
|
||
final bool? downloadEnabled;
|
||
|
||
/// 允许下载原图。
|
||
final bool? originalDownloadEnabled;
|
||
|
||
Map<String, dynamic> toJson() => {
|
||
if (translations != null)
|
||
'translations':
|
||
translations!.map((AlbumTranslation t) => t.toJson()).toList(),
|
||
if (defaultLocale != null) 'defaultLocale': defaultLocale,
|
||
if (startAt != null) 'startAt': startAt!.toUtc().toIso8601String(),
|
||
if (endAt != null) 'endAt': endAt!.toUtc().toIso8601String(),
|
||
if (clearEndAt) 'endAt': null,
|
||
if (timezone != null) 'timezone': timezone,
|
||
if (uploadEnabled != null) 'uploadEnabled': uploadEnabled,
|
||
if (publicEnabled != null) 'publicEnabled': publicEnabled,
|
||
if (downloadEnabled != null) 'downloadEnabled': downloadEnabled,
|
||
if (originalDownloadEnabled != null)
|
||
'originalDownloadEnabled': originalDownloadEnabled,
|
||
};
|
||
}
|
||
|
||
/// 创建分类请求体。
|
||
///
|
||
/// 契约 `components.schemas.CategoryCreateRequest`（operationId
|
||
/// `createCategory`）。sortOrder 契约缺省 0——null 表示不提交（走服务端
|
||
/// 缺省）。
|
||
class CategoryCreateRequest {
|
||
const CategoryCreateRequest({this.sortOrder, required this.translations});
|
||
|
||
/// 排序序号（升序）；null 表示不提交（服务端缺省 0）。
|
||
final int? sortOrder;
|
||
|
||
/// 分类多语言名称（minItems 1）。
|
||
final List<CategoryTranslation> translations;
|
||
|
||
Map<String, dynamic> toJson() => {
|
||
if (sortOrder != null) 'sortOrder': sortOrder,
|
||
'translations':
|
||
translations.map((CategoryTranslation t) => t.toJson()).toList(),
|
||
};
|
||
}
|
||
|
||
/// 更新分类请求体（部分更新；translations 为全量替换）。
|
||
///
|
||
/// 契约 `components.schemas.CategoryUpdateRequest`（operationId
|
||
/// `updateCategory`，minProperties 1）。
|
||
class CategoryUpdateRequest {
|
||
const CategoryUpdateRequest({this.sortOrder, this.translations});
|
||
|
||
/// 排序序号（升序）。
|
||
final int? sortOrder;
|
||
|
||
/// 全量替换多语言名称。
|
||
final List<CategoryTranslation>? translations;
|
||
|
||
Map<String, dynamic> toJson() => {
|
||
if (sortOrder != null) 'sortOrder': sortOrder,
|
||
if (translations != null)
|
||
'translations':
|
||
translations!.map((CategoryTranslation t) => t.toJson()).toList(),
|
||
};
|
||
}
|