copyWith method
Implementation
Proxy copyWith({
  int? id,
  String? server,
  int? port,
  int? lastUsedDate,
  bool? isEnabled,
  ProxyType? type,
  dynamic extra,
  int? clientId,
}) =>
    Proxy(
      id: id ?? this.id,
      server: server ?? this.server,
      port: port ?? this.port,
      lastUsedDate: lastUsedDate ?? this.lastUsedDate,
      isEnabled: isEnabled ?? this.isEnabled,
      type: type ?? this.type,
      extra: extra ?? this.extra,
      clientId: clientId ?? this.clientId,
    );