class UserProfile { final String id; final String email; final String name; final String phone; final String department; final String affiliationType; final String companyCode; UserProfile({ required this.id, required this.email, required this.name, required this.phone, required this.department, required this.affiliationType, required this.companyCode, }); factory UserProfile.fromJson(Map json) { return UserProfile( id: json['id'] ?? '', email: json['email'] ?? '', name: json['name'] ?? '', phone: json['phone'] ?? '', department: json['department'] ?? '', affiliationType: json['affiliationType'] ?? '', companyCode: json['companyCode'] ?? '', ); } Map toJson() { return { 'id': id, 'email': email, 'name': name, 'phone': phone, 'department': department, 'affiliationType': affiliationType, 'companyCode': companyCode, }; } UserProfile copyWith({ String? name, String? phone, String? department, }) { return UserProfile( id: id, email: email, name: name ?? this.name, phone: phone ?? this.phone, department: department ?? this.department, affiliationType: affiliationType, companyCode: companyCode, ); } }