MIF_E31222656/lib/screens/community/models/group.dart

94 lines
2.5 KiB
Dart

import 'package:uuid/uuid.dart';
class Group {
final String id;
final String name;
final String description;
final String? iconUrl;
final String createdBy;
final DateTime createdAt;
final bool isDefault;
final bool isPublic;
final int memberCount;
Group({
String? id,
required this.name,
required this.description,
this.iconUrl,
required this.createdBy,
DateTime? createdAt,
this.isDefault = false,
this.isPublic = true,
this.memberCount = 0,
}) : id = id ?? const Uuid().v4(),
createdAt = createdAt ?? DateTime.now();
// Create a copy of this group
Group copyWith({
String? id,
String? name,
String? description,
String? iconUrl,
String? createdBy,
DateTime? createdAt,
bool? isDefault,
bool? isPublic,
int? memberCount,
}) {
return Group(
id: id ?? this.id,
name: name ?? this.name,
description: description ?? this.description,
iconUrl: iconUrl ?? this.iconUrl,
createdBy: createdBy ?? this.createdBy,
createdAt: createdAt ?? this.createdAt,
isDefault: isDefault ?? this.isDefault,
isPublic: isPublic ?? this.isPublic,
memberCount: memberCount ?? this.memberCount,
);
}
// Create from database Map
factory Group.fromMap(Map<String, dynamic> map) {
// Ensure we have a valid UUID string for id
String idValue;
if (map['id'] is String) {
idValue = map['id'] as String;
} else {
// Fallback to a valid UUID if id is not a string or is missing
idValue = const Uuid().v4();
}
final createdAtStr = map['created_at'] as String?;
final DateTime createdAt =
createdAtStr != null ? DateTime.parse(createdAtStr) : DateTime.now();
return Group(
id: idValue,
name: map['name'] as String,
description: map['description'] as String? ?? '',
iconUrl: map['icon_url'] as String?,
createdBy: map['created_by'] as String,
createdAt: createdAt,
isDefault: map['is_default'] as bool? ?? false,
isPublic: map['is_public'] as bool? ?? true,
memberCount: map['member_count'] as int? ?? 0,
);
}
// Convert to database Map
Map<String, dynamic> toMap() {
return {
'id': id,
'name': name,
'description': description,
'created_by': createdBy,
'created_at': createdAt.toIso8601String(),
'is_default': isDefault,
'is_public': isPublic,
if (iconUrl != null) 'icon_url': iconUrl,
};
}
}