class UserProfile {
  final int id;
  final String username;
  final String email;
  final String? firstName;
  final String? lastName;
  final String role;

  const UserProfile({
    required this.id,
    required this.username,
    required this.email,
    this.firstName,
    this.lastName,
    required this.role,
  });

  factory UserProfile.fromJson(Map<String, dynamic> json) => UserProfile(
        id: json['id'] as int,
        username: json['username'] as String,
        email: json['email'] as String? ?? '',
        firstName: json['firstName'] as String?,
        lastName: json['lastName'] as String?,
        role: json['role'] as String? ?? 'user',
      );

  bool get isAdmin => role == 'admin';

  UserProfile copyWith({
    String? email,
    String? firstName,
    String? lastName,
  }) =>
      UserProfile(
        id: id,
        username: username,
        email: email ?? this.email,
        firstName: firstName ?? this.firstName,
        lastName: lastName ?? this.lastName,
        role: role,
      );
}