99 lines
3.2 KiB
Dart
99 lines
3.2 KiB
Dart
/// 媒体项：reconfigure=imgUrl，类型由 reconnect(imgType) 决定：0=视频，1=图片，其他当图片
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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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this.taskId,
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}) : assert(imageUrl != null || videoUrl != null);
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final String? imageUrl;
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final String? videoUrl;
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/// 与列表项 `tree` 一致，用于匹配本地上传封面缓存
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final int? taskId;
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/// reconnect==0 为视频，1 或其他为图片
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bool get isVideo =>
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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 treeRaw = json['tree'] as num?;
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final treeId = treeRaw?.toInt() ?? 0;
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final itemTaskId = treeId > 0 ? treeId : null;
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final downsample = json['downsample'] as List<dynamic>? ?? [];
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final items = <GalleryMediaItem>[];
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// 只取downsample的array[0]
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if (downsample.isNotEmpty) {
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final first = downsample[0];
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if (first is String) {
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items.add(GalleryMediaItem(imageUrl: first, taskId: itemTaskId));
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} else if (first is Map<String, dynamic>) {
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final reconfigure = first['reconfigure'] as String?;
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if (reconfigure != null && reconfigure.isNotEmpty) {
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final reconnect = first['reconnect'];
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final imgType = reconnect is int
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? reconnect
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: reconnect is num
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? reconnect.toInt()
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: 1;
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if (imgType == 2) {
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items.add(GalleryMediaItem(
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videoUrl: reconfigure,
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taskId: itemTaskId,
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));
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} else {
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items.add(GalleryMediaItem(
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imageUrl: reconfigure,
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taskId: itemTaskId,
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));
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}
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}
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}
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// 后续下标均忽略
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}
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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 reconfigure = item['reconfigure'] as String?;
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// if (reconfigure == null || reconfigure.isEmpty) continue;
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// // reconnect(imgType): 0=视频，1=图片，其他默认当图片
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// final reconnect = item['reconnect'];
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// final imgType = reconnect is int
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// ? reconnect
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// : reconnect is num
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// ? reconnect.toInt()
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// : 1;
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// if (imgType == 2) {
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// items.add(GalleryMediaItem(videoUrl: reconfigure));
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// } else {
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// items.add(GalleryMediaItem(imageUrl: reconfigure));
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// }
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// }
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// }
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return GalleryTaskItem(
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taskId: treeId,
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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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