abstract class DeviceFunction<T> {
  final String deviceId;
  final String deviceName;
  final String code;
  final String operationName;
  final String icon;

  DeviceFunction({
    required this.deviceId,
    required this.deviceName,
    required this.code,
    required this.operationName,
    required this.icon,
  });

  T execute(T currentStatus, dynamic newValue);
}

class DeviceFunctionData {
  final String entityId;
  final String actionExecutor;
  final String function;
  final String operationName;
  final dynamic value;
  final String? condition;
  final String? valueDescription;

  DeviceFunctionData({
    required this.entityId,
    this.actionExecutor = 'function',
    required this.function,
    required this.operationName,
    required this.value,
    this.condition,
    this.valueDescription,
  });

  Map<String, dynamic> toJson() {
    return {
      'entityId': entityId,
      'actionExecutor': actionExecutor,
      'function': function,
      'operationName': operationName,
      'value': value,
      if (condition != null) 'condition': condition,
      if (valueDescription != null) 'valueDescription': valueDescription,
    };
  }

  factory DeviceFunctionData.fromJson(Map<String, dynamic> json) {
    return DeviceFunctionData(
      entityId: json['entityId'],
      actionExecutor: json['actionExecutor'] ?? 'function',
      function: json['function'],
      operationName: json['operationName'],
      value: json['value'],
      condition: json['condition'],
      valueDescription: json['valueDescription'],
    );
  }
}