@startuml
interface Sensor {
        + {abstract} int Value()
}

class LMSensor {
        - Identifier: string

        + int Value()
}

class GPUSensor {
        + int Value()
}

class HWMONFan {
        - Identifier: string
        - RPMSensor: Sensor
        - PWMControl: PWMControl

        + int RPM()
        + void PWM(value: int)
}

class PWMControl {
        + void PWM(value: int)
        + int PWM()
}

class LMSensorsFacade
{
        + List<Sensor> RPMSensors()
        + List<Sensor> TemperatureSensors()
}

class GPUSensorsFacade
{
        + List<Sensor> TemperatureSensors()
}

class SensorManager
{
        - LMSensorsFacade
        - GPUSensorsFacade

        + List<Sensor> RPMSensors()
        + List<Sensor> TemperatureSensors()
}

class FanGenerator
{
        + FanList FindFans(List<RPMSensor>, List<PWMControl>)
}

HWMONFan -- Sensor
HWMONFan -- PWMControl

Sensor <|-- LMSensor
Sensor <|-- GPUSensor

SensorManager - Sensor

LMSensor -- LMSensorsFacade
GPUSensor -- GPUSensorsFacade
LMSensorsFacade -- SensorManager
GPUSensorsFacade -- SensorManager

FanGenerator - HWMONFan
FanGenerator - SensorManager
FanGenerator - PWMControl
@enduml