class RegisterRequest { final String username; final String email; final String password; final String passwordConfirm; // 添加密码确认 final String? fullName; // 改为fullName RegisterRequest({ required this.username, required this.email, required this.password, required this.passwordConfirm, this.fullName, }); Map toJson() { return { 'username': username, 'email': email, 'password': password, 'password_confirm': passwordConfirm, 'full_name': fullName, }; } }