MobilApp/lib/models/note_item_audio.dart

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import 'dart:io';
import 'package:latlong2/latlong.dart';
class NoteItemAudio {
final int? id;
final int noteItemId;
final String localPath; // .m4a fájl
final String caption; // opcionális felirat
final int durationSeconds; // másodpercben
final double? latitude;
final double? longitude;
final DateTime createdAt;
const NoteItemAudio({
this.id,
required this.noteItemId,
required this.localPath,
this.caption = '',
this.durationSeconds = 0,
this.latitude,
this.longitude,
required this.createdAt,
});
File get file => File(localPath);
bool get fileExists => file.existsSync();
LatLng? get location => latitude != null && longitude != null
? LatLng(latitude!, longitude!)
: null;
/// Formázott időtartam: "0:42" vagy "1:23"
String get durationFormatted {
final m = durationSeconds ~/ 60;
final s = (durationSeconds % 60).toString().padLeft(2, '0');
return '$m:$s';
}
NoteItemAudio copyWith({String? caption}) => NoteItemAudio(
id: id,
noteItemId: noteItemId,
localPath: localPath,
caption: caption ?? this.caption,
durationSeconds: durationSeconds,
latitude: latitude,
longitude: longitude,
createdAt: createdAt,
);
Map<String, dynamic> toMap() => {
if (id != null) 'id': id,
'note_item_id': noteItemId,
'local_path': localPath,
'caption': caption,
'duration_seconds': durationSeconds,
'latitude': latitude,
'longitude': longitude,
'created_at': createdAt.toIso8601String(),
};
factory NoteItemAudio.fromMap(Map<String, dynamic> m) => NoteItemAudio(
id: m['id'] as int?,
noteItemId: m['note_item_id'] as int,
localPath: m['local_path'] as String,
caption: m['caption'] as String? ?? '',
durationSeconds: m['duration_seconds'] as int? ?? 0,
latitude: (m['latitude'] as num?)?.toDouble(),
longitude: (m['longitude'] as num?)?.toDouble(),
createdAt: DateTime.parse(m['created_at'] as String),
);
}