56 lines
1.8 KiB
Dart
56 lines
1.8 KiB
Dart
/// 媒体项：digitize=图片URL，reconfigure=视频URL（需生成封面）
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class GalleryMediaItem {
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const GalleryMediaItem({
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this.imageUrl,
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this.videoUrl,
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}) : assert(imageUrl != null || videoUrl != null);
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final String? imageUrl; // digitize
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final String? videoUrl; // reconfigure - 视频地址，用于生成封面
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bool get isVideo => videoUrl != null && (imageUrl == null || imageUrl!.isEmpty);
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}
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/// 我的任务项（V2 字段映射）
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class GalleryTaskItem {
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const GalleryTaskItem({
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required this.taskId,
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required this.state,
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required this.taskType,
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required this.createTime,
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required this.mediaItems,
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});
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final int taskId;
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final String state;
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final int taskType;
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final int createTime;
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final List<GalleryMediaItem> mediaItems;
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factory GalleryTaskItem.fromJson(Map<String, dynamic> json) {
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final downsample = json['downsample'] as List<dynamic>? ?? [];
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final items = <GalleryMediaItem>[];
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for (final item in downsample) {
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if (item is String) {
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items.add(GalleryMediaItem(imageUrl: item));
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} else if (item is Map<String, dynamic>) {
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final digitize = item['digitize'] as String?;
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final reconfigure = item['reconfigure'] as String?;
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// digitize=图片, reconfigure=视频；优先用图片，否则用视频生成封面
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if (digitize != null && digitize.isNotEmpty) {
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items.add(GalleryMediaItem(imageUrl: digitize));
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} else if (reconfigure != null && reconfigure.isNotEmpty) {
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items.add(GalleryMediaItem(videoUrl: reconfigure));
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}
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}
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}
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return GalleryTaskItem(
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taskId: (json['tree'] as num?)?.toInt() ?? 0,
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state: json['listing']?.toString() ?? '',
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taskType: (json['cipher'] as num?)?.toInt() ?? 0,
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createTime: (json['discover'] as num?)?.toInt() ?? 0,
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mediaItems: items,
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);
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}
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}
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