Trying to make inheritance work, not worky :c

inc/hoymiles.h

@@ -2,64 +2,98 @@
 #define HOYMILES_H
 
 #include <stdint.h>
-#include <vector>
 #include <string>
+#include <vector>
+#include <memory>
 
 struct _modbus;
 typedef _modbus modbus_t;
 
-class MicroinverterParameter {
-    public:
-    std::string name;
+class PortParameter {
+      protected:
+	uint16_t addressOffset;
 
-    int valueInt;
-    float valueFloat;
+	int registerSize;
 
-    int age;
+	void setValue(uint16_t *readArray, int registerCount);
 
-    uint16_t addressOffset;
-    int registerSize;
+      public:
+	PortParameter(std::string name, uint16_t addressOffset, int registerSize);
 
-    MicroinverterParameter(std::string name, uint16_t addressOffset, int registerSize);
+	std::string name;
+	int age;
+	int value;
 
-    void updateValue(modbus_t *modbus_context, uint16_t microinverterAddress); 
+	virtual void updateValue(modbus_t *modbus_context, uint16_t portStartAddress);
 };
 
-class Microinverter{
-    private:
-    modbus_t *modbus_context;
-    uint16_t address;
+class PortParameterSerialNumber : public PortParameter {
+      private:
+    void setValue(uint16_t *readArray, int registerCount);
 
-    std::vector<MicroinverterParameter> parameters;
+      public:
+	PortParameterSerialNumber();
+};
+
+class PortParameterFloat : public PortParameter {
+      private:
+	int decimalPlaces;
+
+    void setValue(uint16_t *readArray, int registerCount);
+
+      public:
+	PortParameterFloat(std::string name, uint16_t addressOffset, int registerSize, int decimalPlaces);
+
+	float value;
+};
+
+class Port {
+      private:
+	modbus_t *modbus_context;
+	uint16_t portStartAddress;
+
+	std::vector<std::shared_ptr<PortParameter>> parameters;
+
+    void populateParameters();
 
     public:
-    Microinverter(modbus_t *modbus_t, uint16_t address);
+    Port(modbus_t *modbus_context, uint16_t portStartAddress);
 
     void updateParameters();
-
-    void updateParameterByIndex(int i);
-
-    void updateParameterByName(std::string name);
-
-    MicroinverterParameter getParameterByIndex(int i);
-
-    MicroinverterParameter getParameterByName(std::string name);
 };
 
-class Dtu{
-    private:
-    modbus_t *modbus_context;
+class Microinverter {
+      private:
+	modbus_t *modbus_context;
 
-    std::vector<Microinverter> microinverters;
+	std::vector<Port> ports;
 
-    void populateMicroinverters();
+	void populatePorts();
 
-    public:
-    Dtu(const char *ip_address, int port);
+      public:
+	Microinverter(modbus_t *modbus_t);
 
-    void updateMicroinverters();
+	void updatePorts();
 
-    ~Dtu();
+	void updatePort(int i);
+
+	Port getPort(int i);
+};
+
+class Dtu {
+      private:
+	modbus_t *modbus_context;
+
+	std::vector<Microinverter> microinverters;
+
+	void populateMicroinverters();
+
+      public:
+	Dtu(const char *ip_address, int port);
+
+	void updateMicroinverters();
+
+	~Dtu();
 };
 
 #endif

src/hoymiles.cpp

@@ -1,8 +1,8 @@
 #include "hoymiles.h"
 #include "modbus.h"
 
+#include <cmath>
 #include <iostream>
-#include <thread>
 
 Dtu::Dtu(const char *ip_address, int port) {
 	this->modbus_context = modbus_new_tcp(ip_address, port);
@@ -22,67 +22,106 @@ Dtu::~Dtu() {
 
 void Dtu::populateMicroinverters() {
 	uint16_t address{0x1000};
-	Microinverter microinverter{this->modbus_context, address};
+	Microinverter microinverter{this->modbus_context};
 	this->microinverters.push_back(microinverter);
 }
 
 void Dtu::updateMicroinverters() {
 	std::vector<Microinverter>::iterator microinvertersIterator = this->microinverters.begin();
-	while(microinvertersIterator != this->microinverters.end()){
-		microinvertersIterator->updateParameters();
+	while (microinvertersIterator != this->microinverters.end()) {
+		microinvertersIterator->updatePorts();
 		microinvertersIterator++;
 	}
 }
 
-MicroinverterParameter::MicroinverterParameter(std::string name, uint16_t addressOffset, int registerSize) {
+void PortParameter::setValue(uint16_t *readArray, int registerCount) {
+	this->value = readArray[0];
+}
+
+PortParameter::PortParameter(std::string name, uint16_t addressOffset, int registerSize) {
 	this->name = name;
 
 	this->addressOffset = addressOffset;
 	this->registerSize = registerSize;
+
+	this->value = 0;
 }
 
-void MicroinverterParameter::updateValue(modbus_t *modbus_context, uint16_t microinverterAddress) {
+void PortParameter::updateValue(modbus_t *modbus_context, uint16_t microinverterAddress) {
 	uint16_t readArray[this->registerSize];
 	int registerCount;
 	registerCount = modbus_read_registers(modbus_context, microinverterAddress + this->addressOffset, this->registerSize, readArray);
-	if(registerCount == -1){
+	registerCount = 2;
+	readArray[0] = 2309;
+	readArray[1] = 4354;
+	if (registerCount == -1) {
 		this->age++;
-	}
-	else{
-		for(int i{0}; i<this->registerSize; i++){
-			this->valueInt = readArray[i];
-		}
+	} else {
+		this->setValue(readArray, registerCount);
 		this->age = 0;
 	}
 }
 
-Microinverter::Microinverter(modbus_t *modbus_t, uint16_t address) {
-	this->modbus_context = modbus_t;
-	this->address = address;
+void Microinverter::populatePorts() {
+	Port port{this->modbus_context, 0x1000};
 
-	MicroinverterParameter microinverterParameter{"gridVoltage", 0x0001, 6};
-
-	this->parameters.push_back(microinverterParameter);
+	this->ports.push_back(port);
 }
 
-void Microinverter::updateParameters() {
-	std::vector<MicroinverterParameter>::iterator parametersIterator = this->parameters.begin();
-	while(parametersIterator != this->parameters.end()) {
-		parametersIterator->updateValue(this->modbus_context, this->address);
+void Microinverter::updatePorts() {
+	for(Port port : this->ports){
+		port.updateParameters();
+	}
+}
+
+Microinverter::Microinverter(modbus_t *modbus_context) {
+	this->modbus_context = modbus_context;
+
+	this->populatePorts();
+}
+
+void Port::populateParameters() {
+	PortParameterFloat portParameter{"gridVoltage", 0x0034, 2, 1};
+
+	this->parameters.push_back(std::make_shared<PortParameterFloat>(portParameter));
+}
+
+void Port::updateParameters() {
+	std::vector<std::shared_ptr<PortParameter>>::iterator parametersIterator{this->parameters.begin()};
+	while(parametersIterator != this->parameters.end()){
+		parametersIterator->get()->updateValue(this->modbus_context, this->portStartAddress);
 		parametersIterator++;
 	}
 }
 
-void Microinverter::updateParameterByIndex(int i){
-	uint16_t readArray[2];
-	int registerCount;
-	registerCount = modbus_read_registers(this->modbus_context, this->address + this->parameters.at(i).addressOffset, this->parameters.at(i).registerSize, readArray);
-	if(registerCount == -1){
-		this->parameters.at(i).age++;
-	}
-	else{
-		this->parameters.at(i).valueInt = readArray[0];
-		this->parameters.at(i).valueInt = readArray[1];
-		this->parameters.at(i).age = 0;
+Port::Port(modbus_t *modbus_context, uint16_t portStartAddress) {
+	this->modbus_context = modbus_context;
+	this->portStartAddress = portStartAddress;
+
+	this->populateParameters();
+}
+
+PortParameterFloat::PortParameterFloat(std::string name, uint16_t addressOffset, int registerSize, int decimalPlaces) : PortParameter(name, addressOffset, registerSize) {
+	this->decimalPlaces = decimalPlaces;
+	this->value = 0;
+}
+
+void PortParameterFloat::setValue(uint16_t *readArray, int registerCount) {
+	uint16_t readValue{readArray[0]};
+	
+	this->value = readValue / std::pow(10, this->decimalPlaces);
+}
+
+PortParameterSerialNumber::PortParameterSerialNumber() : PortParameter("serialNumber", 0x0001, 6){};
+
+void PortParameterSerialNumber::setValue(uint16_t *readArray, int registerCount) {
+	uint16_t readValue;
+	int registerCountCorrected = std::min(3, registerCount);
+	for(int i{0}; i<registerCountCorrected; i++){
+		readValue = readArray[i] & 0xFF00;
+		this->value+= readValue * std::pow(10, (registerCountCorrected-i)*2);
+
+		readValue = readArray[i] & 0x00FF;
+		this->value+= readValue * std::pow(10, ((registerCountCorrected-i)*2)-1);
 	}
 }

src/main.cpp

@@ -12,10 +12,14 @@ int main(){
     std::string ip_address {"192.168.31.136"};
     int port {502};
 
-    Dtu dtu {ip_address.c_str(), port};
-    while(true) {
-        dtu.updateMicroinverters();
-    }
+    // Dtu dtu {ip_address.c_str(), port};
+    // while(true) {
+    //     dtu.updateMicroinverters();
+    // }
+
+    Port hoymilesPort{modbus_new_tcp(ip_address.c_str(), port), 0x1000};
+
+    hoymilesPort.updateParameters();
 
     return 0;
 }