Initial commit

frontend-flutter/lib/core/models/group.dart

@@ -0,0 +1,47 @@
+import 'package:equatable/equatable.dart';
+import 'user.dart';
+
+class Group extends Equatable {
+  final String id;
+  final String name;
+  final List<User> members;
+
+  const Group({
+    required this.id,
+    required this.name,
+    required this.members,
+  });
+
+  factory Group.fromJson(Map<String, dynamic> json) {
+    return Group(
+      id: json['id'] as String,
+      name: json['name'] as String,
+      members: (json['members'] as List)
+          .map((m) => User.fromJson(m as Map<String, dynamic>))
+          .toList(),
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'id': id,
+      'name': name,
+      'members': members.map((m) => m.toJson()).toList(),
+    };
+  }
+
+  Group copyWith({
+    String? id,
+    String? name,
+    List<User>? members,
+  }) {
+    return Group(
+      id: id ?? this.id,
+      name: name ?? this.name,
+      members: members ?? this.members,
+    );
+  }
+
+  @override
+  List<Object?> get props => [id, name, members];
+}