52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
#pragma once
|
|
|
|
#include <atomic>
|
|
#include "Configuration.h"
|
|
|
|
class PowerMeterProvider {
|
|
public:
|
|
virtual ~PowerMeterProvider() { }
|
|
|
|
enum class Type : unsigned {
|
|
MQTT = 0,
|
|
SDM1PH = 1,
|
|
SDM3PH = 2,
|
|
HTTP_JSON = 3,
|
|
SERIAL_SML = 4,
|
|
SMAHM2 = 5,
|
|
HTTP_SML = 6
|
|
};
|
|
|
|
// returns true if the provider is ready for use, false otherwise
|
|
virtual bool init() = 0;
|
|
|
|
virtual void loop() = 0;
|
|
virtual float getPowerTotal() const = 0;
|
|
|
|
uint32_t getLastUpdate() const { return _lastUpdate; }
|
|
bool isDataValid() const;
|
|
void mqttLoop() const;
|
|
|
|
protected:
|
|
PowerMeterProvider() {
|
|
auto const& config = Configuration.get();
|
|
_verboseLogging = config.PowerMeter.VerboseLogging;
|
|
}
|
|
|
|
void gotUpdate() { _lastUpdate = millis(); }
|
|
|
|
void mqttPublish(String const& topic, float const& value) const;
|
|
|
|
bool _verboseLogging;
|
|
|
|
private:
|
|
virtual void doMqttPublish() const = 0;
|
|
|
|
// gotUpdate() updates this variable potentially from a different thread
|
|
// than users that request to read this variable through getLastUpdate().
|
|
std::atomic<uint32_t> _lastUpdate = 0;
|
|
|
|
mutable uint32_t _lastMqttPublish = 0;
|
|
};
|