enum DataTransmissionMode {
  ble,
}

class IoManager {
  factory IoManager() => share();
  IoManager._init();

  static IoManager? _ioManager;
  static IoManager share(){
    _ioManager ??= IoManager._init();
    return _ioManager!;
  }
  IoManager get manager => share();

  //数据传输方式
  DataTransmissionMode _dataTransmissionMode = DataTransmissionMode.ble;
  bool get isBleChannel =>_dataTransmissionMode == DataTransmissionMode.ble;

  ///蓝牙传输协议
  void bleTransmission() => _dataTransmissionMode = DataTransmissionMode.ble;

  ///协议帧序号
  int _commandIndex = 1;
  int configCommandIdx(int idx) => _commandIndex = idx;
  Future<void> increaseCommandIndex() async {
    _commandIndex < 255 ? _commandIndex++ : _commandIndex = 0;
  }
  void resetCommandIndex() => _commandIndex = 0;
  int get commandIndex => _commandIndex;

  /// 当前设备连接的lockId
  String _currentDeviceLockId = '';
  String configCurrentDeviceLockId(String lockId) => _currentDeviceLockId = lockId;
  String get getCurrentDeviceLockId => _currentDeviceLockId;

  void resetAllFlags() {
    resetCommandIndex();
  }
}