34 lines
1,012 B
Dart
34 lines
1,012 B
Dart
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import 'dart:math';
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import 'package:collection/collection.dart';
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class PhotoAsset {
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final String locationName;
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final List<String> userIds;
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final DateTime timestamp;
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final String imageUri;
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PhotoAsset({required this.locationName, required this.userIds, required this.timestamp, required this.imageUri});
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factory PhotoAsset.fromTags(List<String> tags) {
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final List<String> userIds = [];
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Map<String, String> parsedTags = Map.fromEntries(tags.map((e) {
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final delimIdx = e.indexOf(":");
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if (delimIdx == -1) return null;
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final key = e.substring(0, delimIdx);
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final value = e.substring(min(delimIdx+1, e.length));
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if (key == "user") {
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userIds.add(value);
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return null;
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}
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return MapEntry(key, value);
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}).whereNotNull());
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return PhotoAsset(
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locationName: parsedTags["location_name"]!,
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userIds: userIds,
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timestamp: DateTime.parse(parsedTags["timestamp"]!),
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imageUri: parsedTags["texture_asset"]!,
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);
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}
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}
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