phAdjuster.h

#pragma once

#include <vector>
#include <string>
#include <time.h>

//Adjuster ID
#define ADJUSTER_ONE 1
#define ADJUSTER_TWO 2

//Motor ID
#define PH_DOWN 1
#define PH_UP 2

//Adjuster Mode
#define FIXED 1
#define INTERVAL 2

//Motor shield I2C register
#define PCA9685_MODE1 0x0
#define PCA9685_PRESCALE 0xFE
#define LED0_ON 0x6
#define LED0_OFF 0x8

#define LOW false
#define HIGH true

class phAdjuster
{
public:
	phAdjuster(int slotPosition);
	virtual ~phAdjuster();
	void initPHAdjuster();
	void setOperatingStatus(int adjusterID, bool active);
	bool getOperatingStatus(int adjusterID);
	void setTargetPHVal(float phVal, int adjusterID);
	float getTargetPHVal(int adjusterID);
	void assignToPHSlot(int slotPosition, int adjusterID);
	int getAssignedPHSlot(int adjusterID);
	void setMode(int adjusterID, int mode);
	int getMode(int adjusterID);
	bool checkConnection();
	int getSlotPosition();
	float getLowerPHLimit(int adjusterID);
	void setLowerPHLimit(int adjusterID, float phVal);
	float getUpperPHLimit(int adjusterID);
	void setUpperPHLimit(int adjusterID, float phVal);
	bool getIncreaseFlag(int adjusterID);
	void setIncreaseFlag(int adjusterID, bool increase);
	time_t getDateForNextTick();
	void setDateForNextTick(time_t nextDate);
	
	bool startPump(int adjusterID, int motorID, int speedVal);
	bool stopPump(int adjusterID, int motorID);

	void loadSettingsIfExist(int deviceObjectID);
	void saveSettings();
	
private:
	void setPWM(int pin, int on, int off);
	void setSpeed(int speedVal);
	void setPin(int pin, bool val);
	void getMotor(int adjusterID, int motorID);
	void setPWMFreq();	
	std::string getFilepath();
	
	int PWMPin;
	int IN1Pin;
	int IN2Pin;
	int deviceID;
	
	bool adjOperating[2];
	int adjMode[2];
	float targetPHVal[2];
	float lowerPHLimit[2];
	float upperPHLimit[2];
	time_t dateTillNextTick;
	bool increaseFlag[2];
	
	int linkedPHSensorSlot[2];
	int slotPosition;
	
	bool disconnected;
};

extern std::vector<phAdjuster*> phAdjusters;

static int initPHAdjuster(int slotPosition)
{	
	phAdjusters.push_back(new phAdjuster(slotPosition));
	phAdjusters[phAdjusters.size() - 1]->loadSettingsIfExist(phAdjusters.size() - 1);
	return (phAdjusters.size() - 1);
}