powermeter refactor: use destructors to de-initialize

include/PowerMeterHttpJson.h

@@ -16,7 +16,6 @@ public:
     ~PowerMeterHttpJson();
 
     bool init() final { return true; }
-    void deinit() final { }
     void loop() final;
     float getPowerTotal() const final;
     void doMqttPublish() const final;

include/PowerMeterHttpSml.h

@@ -13,7 +13,6 @@ public:
     ~PowerMeterHttpSml();
 
     bool init() final { return true; }
-    void deinit() final { }
     void loop() final;
     bool updateValues();
     char tibberPowerMeterError[256];

include/PowerMeterMqtt.h

@@ -8,8 +8,9 @@
 
 class PowerMeterMqtt : public PowerMeterProvider {
 public:
+    ~PowerMeterMqtt();
+
     bool init() final;
-    void deinit() final;
     void loop() final { }
     float getPowerTotal() const final;
     void doMqttPublish() const final;

include/PowerMeterProvider.h

@@ -21,7 +21,6 @@ public:
     // returns true if the provider is ready for use, false otherwise
     virtual bool init() = 0;
 
-    virtual void deinit() = 0;
     virtual void loop() = 0;
     virtual float getPowerTotal() const = 0;
 

include/PowerMeterSerialSdm.h

@@ -7,8 +7,9 @@
 
 class PowerMeterSerialSdm : public PowerMeterProvider {
 public:
+    ~PowerMeterSerialSdm();
+
     bool init() final;
-    void deinit() final;
     void loop() final;
     float getPowerTotal() const final;
     void doMqttPublish() const final;

include/PowerMeterSerialSml.h

@@ -6,8 +6,9 @@
 
 class PowerMeterSerialSml : public PowerMeterSml {
 public:
+    ~PowerMeterSerialSml();
+
     bool init() final;
-    void deinit() final;
     void loop() final;
 
 private:

include/PowerMeterUdpSmaHomeManager.h

@@ -9,8 +9,9 @@
 
 class PowerMeterUdpSmaHomeManager : public PowerMeterProvider {
 public:
+    ~PowerMeterUdpSmaHomeManager();
+
     bool init() final;
-    void deinit() final;
     void loop() final;
     float getPowerTotal() const final { return _powerMeterPower; }
     void doMqttPublish() const final;

src/PowerMeter.cpp

@@ -24,10 +24,7 @@ void PowerMeterClass::updateSettings()
 {
     std::lock_guard<std::mutex> l(_mutex);
 
-    if (_upProvider) {
-        _upProvider->deinit();
-        _upProvider = nullptr;
-    }
+    if (_upProvider) { _upProvider.reset(); }
 
     auto const& config = Configuration.get();
 

src/PowerMeterMqtt.cpp

@@ -26,7 +26,7 @@ bool PowerMeterMqtt::init()
     return _mqttSubscriptions.size() > 0;
 }
 
-void PowerMeterMqtt::deinit()
+PowerMeterMqtt::~PowerMeterMqtt()
 {
     for (auto const& t: _mqttSubscriptions) { MqttSettings.unsubscribe(t); }
     _mqttSubscriptions.clear();

src/PowerMeterSerialSdm.cpp

@@ -5,7 +5,7 @@
 #include "MessageOutput.h"
 #include "SerialPortManager.h"
 
-void PowerMeterSerialSdm::deinit()
+PowerMeterSerialSdm::~PowerMeterSerialSdm()
 {
     if (_upSdmSerial) {
         _upSdmSerial->end();

src/PowerMeterSerialSml.cpp

@@ -25,7 +25,7 @@ bool PowerMeterSerialSml::init()
     return true;
 }
 
-void PowerMeterSerialSml::deinit()
+PowerMeterSerialSml::~PowerMeterSerialSml()
 {
     if (!_upSmlSerial) { return; }
     _upSmlSerial->end();

src/PowerMeterUdpSmaHomeManager.cpp

@@ -29,7 +29,7 @@ bool PowerMeterUdpSmaHomeManager::init()
     return true;
 }
 
-void PowerMeterUdpSmaHomeManager::deinit()
+PowerMeterUdpSmaHomeManager::~PowerMeterUdpSmaHomeManager()
 {
     SMAUdp.stop();
 }